-
Notifications
You must be signed in to change notification settings - Fork 1
/
coarsen_cascade_manyt.ncl
1224 lines (983 loc) · 46.5 KB
/
coarsen_cascade_manyt.ncl
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
; coarsen_cascade_manyt.ncl
load "$NCARG_ROOT/lib/ncarg/nclscripts/csm/gsn_code.ncl"
load "$NCARG_ROOT/lib/ncarg/nclscripts/csm/contributed.ncl"
load "$NCARG_ROOT/lib/ncarg/nclscripts/esmf/ESMF_regridding.ncl"
load "read_cascade.ncl"
load "calc_advection.ncl"
load "ecmwf_functions.ncl"
load "cascade_coords.ncl"
load "reduce_area_data.ncl"
load "cascade_pressure_ec.ncl"
load "add_to_file.ncl"
load "cascade_etadotdpdeta.ncl"
load "cascade_ttend.ncl"
load "cascade_qtend.ncl"
load "cascade_utend.ncl"
load "cascade_vtend.ncl"
load "cascade_geopotential.ncl"
load "cascade_geostrophic.ncl"
load "init_time.ncl"
load "read_cascade_missingcloud.ncl"
begin
;===================================;
; check input information from CLI ;
;===================================;
if (.not. isdefined("pindex1") .or. \
.not. isdefined("pindex2") .or. \
.not. isdefined("tindex1") .or. \
.not. isdefined("tindex2") .or. \
.not. isdefined("lcloud")) then
print("usage: ncl coarsen_cascade_manyt.ncl pindex1=I pindex2=J tindex1=i tindex2=j lcloud=True/False")
exit()
end if
if ((pindex1 .lt. 1) .or. (pindex1 .gt. 120)) then
print("error: pindex1 must be in the range: 1 <= pindex1 <= 120")
exit()
end if
if ((pindex2 .lt. 1) .or. (pindex2 .gt. 120)) then
print("error: pindex2 must be in the range: 1 <= pindex2 <= 120")
exit()
end if
if ((tindex1 .ne. 0) .and. (tindex1 .ne. 1)) then
print("error: tindex1 must be 0 or 1")
exit()
end if
if ((tindex2 .ne. 0) .and. (tindex2 .ne. 1)) then
print("error: tindex2 must be 0 or 1")
exit()
end if
if (pindex1 .eq. pindex2) then
if ((tindex1 .ne. 0) .or. (tindex2 .ne.1)) then
print("when pindex1=pindex2 require tindex1=0, tindex2=1")
exit()
end if
end if
if (pindex1 .ne. pindex2) then
if (pindex2 .ne. (pindex1 + 1)) then
print("when pindex1/=pindex2 require pindex2=pindex1+1")
exit()
end if
if ((tindex1 .ne. 1) .or. (tindex2 .ne. 0)) then
print("when pindex2=pindex1+1 require tindex1=1, tindex2=0")
exit()
end if
end if
if (.not.(typeof(lcloud).eq."logical"))
print("lcloud must be logical: True or False")
exit()
end if
;===================================;
; define paths to input variables ;
;===================================;
generic_path = "/badc/cascade/data/WarmPool-4km/xfhfc"
; generic_path = "/group_workspaces/jasmin2/aopp/cg-cascade/cg07/data/CASCADE"
timestep_path = (/ pindex1, pindex2 /) ; i.e.. digit from folder id "p1" etc
timestep_idx = (/ tindex1, tindex2 /) ; idx within respective path
filename = "CASCADE_WarmPool-4km_xfhfc_"
no_tsteps = dimsizes(timestep_path)
; ecmwf data
ecmwf_path = "/group_workspaces/jasmin2/aopp/cg-cascade/cg07/static/ecmwf_forcing"
;;----
;; in each section define variable number and set up full path:
;; var_no = "409"
;; data_path_matr = (/generic_path,"/p",tostring(timestep_path),"/",filename,"p",tostring(timestep_path),"_",var_no,".nc"/)
;;----
;===================================;
; define paths to output files ;
;===================================;
path_out = "/group_workspaces/jasmin2/aopp/cg-cascade/cg07/data/scm_in/raw/" ; Output directory
file_out_tmp = (/filename,"p",\
tostring(timestep_path(0)),".",tostring(timestep_idx(0)),"-p",\
tostring(timestep_path(no_tsteps-1)),".",tostring(timestep_idx(no_tsteps-1)),\
"_SCM_T639.nc"/) ; Output file name
file_out = str_concat(file_out_tmp)
delete([/file_out_tmp,no_tsteps/])
;===================================;
; define temporal interpolation ;
;===================================;
t_step_new_ec = 15*60 ; in seconds : 15 minutes for T639. Ensure integer.
flag_interp = True
;===================================;
; define optional smoothing ;
;===================================;
smooth_flag = True
;smooth_flag = False
;===================================;
; select subset data for testing ;
;===================================;
;; reduced?
; set_lat_min = -5.0
; set_lat_max = 5.0
; set_lon_min = 50.5
; set_lon_max = 64.5
;; full?
set_lat_min = -20.0
set_lat_max = 20.0
set_lon_min = 42.0
set_lon_max = 177.0
;-- orography?
; set_lat_min = -20.0
; set_lat_max = -10.0
; set_lon_min = 45.0
; set_lon_max = 55.0
;; remove forcing regions at boundaries: move inwards 0.3 deg
; set_lat_min = -19.7
; set_lat_max = 19.7
; set_lon_min = 42.3
; set_lon_max = 176.7
flag_subset = True
;===================================================;
; determine cloud frac timesteps from timestep_idx ;
;===================================================;
dsize = dimsizes(timestep_path)
no_files = dsize(0)
idx_useme = new(dsize,integer)
do i=0,no_files-1
idx_useme(i) = 1
end do
delete([/i/])
flag_offset = False
do idx = 0,no_files-1
if (timestep_path(idx).eq.1).and.(timestep_idx(idx).eq.1)
print("== Cloud file offset from others ==")
idx_useme(idx) = 0
flag_offset = True
end if
end do
if (.not.flag_offset)
if (timestep_path(0).ge.2) ; still need to create offset
print("== Cloud file offset from others ==")
idx_useme(0) = 0
flag_offset = True
end if
end if
timestep_path_cf = timestep_path(ind(idx_useme.eq.1))
timestep_idx_cf = timestep_idx(ind(idx_useme.eq.1))
if flag_offset ; have deleted one file from input, add new on end
timestep_path_cf_tmp = new(dsize,integer)
timestep_idx_cf_tmp = new(dsize,integer)
timestep_path_cf_tmp(0:no_files-2) = timestep_path_cf
timestep_idx_cf_tmp(0:no_files-2) = timestep_idx_cf
; add extras on end
last_idx = timestep_idx(no_files-1)
last_pathno = timestep_path(no_files-1)
if (last_idx.eq.0)
timestep_path_cf_tmp(no_files-1) = timestep_path(no_files-1)
timestep_idx_cf_tmp(no_files-1) = 1
else
timestep_path_cf_tmp(no_files-1) = timestep_path(no_files-1)+1
timestep_idx_cf_tmp(no_files-1) = 0
end if
delete([/timestep_path_cf,timestep_idx_cf/])
timestep_path_cf = timestep_path_cf_tmp
timestep_idx_cf = timestep_idx_cf_tmp
delete([/timestep_path_cf_tmp,timestep_idx_cf_tmp/])
end if
;================================================;
; Read in ECMWF file for reference co-ordinates ;
;================================================;
ecmwf_coords = cascade_coords(flag_subset,set_lat_min,set_lat_max,set_lon_min,set_lon_max)
hyam_ec_out = ecmwf_coords[0]
hybm_ec_out = ecmwf_coords[1]
hyai_ec_out = ecmwf_coords[2]
hybi_ec_out = ecmwf_coords[3]
lat_ec_out = ecmwf_coords[4]
lon_ec_out = ecmwf_coords[5]
ref_P0_out = ecmwf_coords[6]
delete([/ecmwf_coords/])
;==========================
; SET UP INTERPOLATION
;==========================
;==================================================================================
; param -1. determine output time vector from trusted files
print("determine out time")
var_no = "409"
variable_name = "surface_air_pressure"
time_out = init_time(generic_path,timestep_path,timestep_idx,filename,var_no,variable_name,flag_interp,t_step_new_ec)
;==================================================================================
; param 0. surface pressure after timestep
; (going to need this for inter-
; polation to hybrid levels)
; Cascade data in Pa
print("surface pressure calculation")
var_no = "409"
variable_name = "surface_air_pressure"
ps_tmp = read_cascade(generic_path,timestep_path,timestep_idx,filename,var_no,variable_name,flag_interp,time_out)
ps_data = reduce_area_data(ps_tmp,flag_subset,set_lat_min,set_lat_max,set_lon_min,set_lon_max,3)
;delete([/ps_tmp/]) ;save for z_sfc calc
; unweighted average because *input* fields equally spaced,
ps_data_out = area_hi2lores_Wrap (ps_data&lon, ps_data&lat, ps_data, False, 1, lon_ec_out&lon,lat_ec_out&lat,False)
if smooth_flag then ;smooth data to remove unresolved features
ps_data_out_sm = smth9_Wrap(ps_data_out,0.5,0.25,False)
delete([/ps_data_out/])
ps_data_out = ps_data_out_sm
delete([/ps_data_out_sm/])
end if
delete([/var_no,ps_data/])
;=================================================================================
; define pressure on ECMWF full and half levels
levels = cascade_pressure_ec(ps_data_out,ref_P0_out,\
hyam_ec_out,hybm_ec_out,hyai_ec_out,hybi_ec_out)
ec_pres_hybrid_levs = levels[0]
ec_pres_hybrid_hlevs = levels[1]
delete([/levels/])
; define co-ordinate arrays
time = ec_pres_hybrid_levs&time
time!0 = "time"
time@long_name = "Time"
time@calendar = "gregorian"
time@standard_name = "time" ;
time@units = "seconds since 2009-04-06 00:00:00" ;
nlev = ec_pres_hybrid_levs&nlev
nlev@units = "count"
nlev@long_name = "Atmospheric Model Levels"
nlevp1 = hyai_ec_out&nlevp1
nlevp1@units = "count"
nlevp1@long_name = "Atmospheric Model Half Levels"
nlevs = ispan(1,4,1)
nlevs!0 = "nlevs"
nlevs@units = "count"
nlevs@long_name = "Soil/Sea-Ice Model Levels"
lat = ec_pres_hybrid_levs&lat
lat@units = "deg N"
lon = ec_pres_hybrid_levs&lon
lon@units = "deg E"
;;-- set up initial time for input file
; date and second => initial time
; work out what the date is
; time is in seconds since 2009-04-06 00:00:00
;
; start_date = 20090406
; start_seconds = 0
; date = time+start_date ;floor(time/(60*60*24))+start_date
; date@long_name = "Date"
; date@calendar = "gregorian"
; date@standard_name = "date" ;
; date@units = "s" ;
; second = date*0+start_seconds
; second@long_name = "Second"
; second@calendar = "gregorian"
; second@standard_name = "second" ;
; second@units = "seconds" ;
; date!0 = "time"
; second!0 = "time"
; delete([/start_seconds,start_date/])
;=================================================================;
; SET UP SAVING DATA TO NCL FILE ;
print("=========================================")
print(" ** OPEN NCL FILE AND DEFINE CO-ORDS ** ")
print("=========================================")
;===================================================================
; Define dimensions of variables
;
n_lev = dimsizes(nlev)
n_lat = dimsizes(lat)
n_lon = dimsizes(lon)
n_levp1 = dimsizes(nlevp1)
n_levs = dimsizes(nlevs)
system("/bin/rm -f " + path_out + file_out) ; remove if exists
fout = addfile (path_out + file_out, "c") ; open output file - create
; fout = addfile (path_out + file_out, "w") ; open output file - read and write
;===================================================================
; explicitly declare file definition mode. Improve efficiency.
setfileoption(fout,"DefineMode",True)
;===================================================================
; create global attributes of the file
fAtt = True ; assign file attributes
fAtt@title = "SCM input file: T639"
fAtt@Conventions = "None"
fAtt@creation_date = systemfunc ("date")
fileattdef( fout, fAtt ) ; copy file attributes
;===================================================================
; predefine the coordinate variables and their dimensionality
; Note: to get an UNLIMITED record dimension, we set the dimensionality
; to -1 (or the actual size) and set the dimension name to True.
dimNames = (/"time", "lat", "lon", "nlev", "nlevp1", "nlevs"/)
dimSizes = (/ -1 , n_lat, n_lon, n_lev, n_levp1, n_levs/)
dimUnlim = (/ True , False, False, False, False, False/)
filedimdef(fout,dimNames,dimSizes,dimUnlim)
;===================================================================
; start writing to file
add_to_file(fout,time ,"time")
add_to_file(fout,nlev ,"nlev")
add_to_file(fout,nlevp1 ,"nlevp1")
add_to_file(fout,nlevs ,"nlevs")
add_to_file(fout,lat ,"lat")
add_to_file(fout,lon ,"lon")
add_to_file(fout,ec_pres_hybrid_levs , "pressure_f")
add_to_file(fout,ec_pres_hybrid_hlevs , "pressure_h")
add_to_file(fout,ps_data_out , "ps")
; add_to_file(fout,date , "date")
; add_to_file(fout,second , "second")
;=============================================================
delete([/file_out,path_out,n_lat,n_lon,n_levp1,n_levs,nlev/])
delete([/dimNames,dimSizes,dimUnlim/])
; delete([/second,date/])
delete([/ps_data_out,fAtt,nlevs/])
;==================================================================================
; param 1. pressure on rho levels after timestep
; (going to need this for inter-
; polation to hybrid levels)
; note: ordering is surface to top of atmos
print("rho level pressure calculation")
var_no = "407"
variable_name = "air_pressure"
prho_tmp = read_cascade(generic_path,timestep_path,timestep_idx,filename,var_no,variable_name,flag_interp,time_out)
prho_data = reduce_area_data(prho_tmp,flag_subset,set_lat_min,set_lat_max,set_lon_min,set_lon_max,4)
delete([/prho_tmp/])
prho_data_out = area_hi2lores_Wrap (prho_data&lon, prho_data&lat, prho_data, False, 1, lon_ec_out&lon,lat_ec_out&lat, False)
if smooth_flag then ;smooth data to remove unresolved features
prho_data_out_sm = smth9_Wrap(prho_data_out,0.5,0.25,False)
delete([/prho_data_out/])
prho_data_out = prho_data_out_sm
delete([/prho_data_out_sm/])
end if
delete([/var_no,variable_name,prho_data/])
;==================================================================================
; param 2. pressure on theta levels after timestep
; (going to need this for inter-
; polation to hybrid levels)
; note: ordering is surface to top of atmos
print("theta level pressure calculation")
var_no = "408"
variable_name = "air_pressure"
ptheta_tmp = read_cascade(generic_path,timestep_path,timestep_idx,filename,var_no,variable_name,flag_interp,time_out)
ptheta_data = reduce_area_data(ptheta_tmp,flag_subset,set_lat_min,set_lat_max,set_lon_min,set_lon_max,4)
delete([/ptheta_tmp/])
ptheta_data_out = area_hi2lores_Wrap (ptheta_data&lon, ptheta_data&lat, ptheta_data, False, 1, lon_ec_out&lon,lat_ec_out&lat, False)
if smooth_flag then ;smooth data to remove unresolved features
ptheta_data_out_sm = smth9_Wrap(ptheta_data_out,0.5,0.25,False)
delete([/ptheta_data_out/])
ptheta_data_out = ptheta_data_out_sm
delete([/ptheta_data_out_sm/])
end if
delete([/var_no,variable_name/])
;=========================================
; INPUT ECMWF BOUNDARY FILES
;
; -> feed in required timesteps time_out
ecmwf_data = read_ecmwf(ecmwf_path,lat_ec_out,lon_ec_out,flag_subset,set_lat_min,set_lat_max,\
set_lon_min,set_lon_max,time_out)
albedo = ecmwf_data[0]
anor = ecmwf_data[1]
heat_rough = ecmwf_data[2]
high_veg_cover = ecmwf_data[3]
high_veg_type = ecmwf_data[4]
isor = ecmwf_data[5]
low_veg_cover = ecmwf_data[6]
low_veg_type = ecmwf_data[7]
lsm = ecmwf_data[8]
mom_rough = ecmwf_data[9]
open_sst = ecmwf_data[10]
sdfor = ecmwf_data[11]
sdor = ecmwf_data[12]
sea_ice_frct = ecmwf_data[13]
slor = ecmwf_data[14]
t_sea_ice = ecmwf_data[15]
;z_sfc = ecmwf_data[16]
;orog = ecmwf_data[17]
t_skin = ecmwf_data[18]
q_skin = ecmwf_data[19]
t_soil = ecmwf_data[20]
q_soil = ecmwf_data[21]
delete([/ecmwf_data/])
; create snow variable
snow = 0.0*t_skin
copy_VarCoords(t_skin,snow)
copy_VarAtts(t_skin,snow)
snow@long_name = "Snow Depth"
snow@units = "m"
; if over land point, set open_sst to t_skin
if(any(ismissing(open_sst))) then
open_sst_1D = ndtooned(open_sst)
t_skin_1D = ndtooned(t_skin)
open_sst_1D(ind(ismissing(open_sst_1D))) = t_skin_1D(ind(ismissing(open_sst_1D)))
open_sst = onedtond(open_sst_1D,dimsizes(open_sst))
delete([/open_sst_1D,t_skin_1D/])
end if
;-- save to file
add_to_file(fout,albedo ,"albedo")
add_to_file(fout,anor ,"anor")
add_to_file(fout,heat_rough ,"heat_rough")
add_to_file(fout,high_veg_cover ,"high_veg_cover")
add_to_file(fout,high_veg_type ,"high_veg_type")
add_to_file(fout,isor ,"isor")
add_to_file(fout,low_veg_cover ,"low_veg_cover")
add_to_file(fout,low_veg_type ,"low_veg_type")
add_to_file(fout,lsm ,"lsm")
add_to_file(fout,mom_rough ,"mom_rough")
add_to_file(fout,open_sst ,"open_sst")
add_to_file(fout,sdfor ,"sdfor")
add_to_file(fout,sdor ,"sdor")
add_to_file(fout,sea_ice_frct ,"sea_ice_frct")
add_to_file(fout,slor ,"slor")
add_to_file(fout,t_sea_ice ,"t_sea_ice")
add_to_file(fout,snow ,"snow")
; add_to_file(fout,orog ,"orog") ;HMC now get this from CASCADE: cg04
; add_to_file(fout,t_skin ,"t_skin") ;HMC don't write to file: now reading in from CASCADE
add_to_file(fout,q_skin ,"q_skin")
add_to_file(fout,t_soil ,"t_soil")
add_to_file(fout,q_soil ,"q_soil")
; add_to_file(fout,z_sfc ,"z_sfc") ;HMC now get this from CASCADE: cg04
delete([/albedo,anor,heat_rough,high_veg_cover,high_veg_type,isor,low_veg_cover/])
delete([/low_veg_type,lsm,mom_rough,open_sst,sdfor,sdor,sea_ice_frct,slor,t_sea_ice,snow/]) ;orog/])
delete([/t_skin,q_skin,t_soil,q_soil/]) ;z_sfc
;==================================================================================
; param 2b) orography and z_sfc
; get from CASCADE
; consistency with p_sfc. Also ECMWF has spectral features in z_sfc
;
; n.b. fields constant so only saved for first timestep.
print("z_sfc/orog calculation")
var_no = "33"
variable_name = "surface_altitude"
;-- just one timestep, with one file in it
data_path_matr = (/generic_path,"/p1/v0/",var_no,"/",filename,"p1_",var_no,".nc"/)
data_path = str_concat(data_path_matr)
;Input variable dimensions: (latitude, longitude) ;
in_file = addfile(data_path,"r")
in_data_tmp = in_file->$variable_name$
delete([/data_path_matr,data_path,in_file/])
orog_tmp = conform(ps_tmp,in_data_tmp,(/1,2/))
copy_VarCoords(ps_tmp,orog_tmp)
copy_VarAtts(ps_tmp,orog_tmp)
orog_tmp@stash_code = 33
orog_tmp@standard_name = "surface_altitude"
z_sfc_tmp = orog_tmp*9.80665
copy_VarCoords(ps_tmp,z_sfc_tmp)
copy_VarAtts(ps_tmp,z_sfc_tmp)
z_sfc_tmp@stash_code = 33
z_sfc_tmp@standard_name = "Surface geopotential"
z_sfc_tmp@units = "m**2 s**-2"
orog_data = reduce_area_data(orog_tmp,flag_subset,set_lat_min,set_lat_max,set_lon_min,set_lon_max,3)
z_sfc_data = reduce_area_data(z_sfc_tmp,flag_subset,set_lat_min,set_lat_max,set_lon_min,set_lon_max,3)
delete([/ps_tmp,orog_tmp,z_sfc_tmp,in_data_tmp/])
; unweighted average because *input* fields equally spaced,
orog_data_out = area_hi2lores_Wrap (orog_data&lon, orog_data&lat, orog_data, False, 1, lon_ec_out&lon,lat_ec_out&lat,False)
z_sfc_data_out = area_hi2lores_Wrap (z_sfc_data&lon, z_sfc_data&lat, z_sfc_data, False, 1, lon_ec_out&lon,lat_ec_out&lat,False)
if smooth_flag then ;smooth data to remove unresolved features
orog_data_out_sm = smth9_Wrap(orog_data_out,0.5,0.25,False)
delete([/orog_data_out/])
orog_data_out = orog_data_out_sm
delete([/orog_data_out_sm/])
z_sfc_data_out_sm = smth9_Wrap(z_sfc_data_out,0.5,0.25,False)
delete([/z_sfc_data_out/])
z_sfc_data_out = z_sfc_data_out_sm
delete([/z_sfc_data_out_sm/])
end if
;-- save to file
add_to_file(fout,orog_data_out, "orog")
add_to_file(fout,z_sfc_data_out, "z_sfc")
delete([/var_no,orog_data,z_sfc_data,orog_data_out,z_sfc_data_out/])
;==================================================================================
; param 3. Temperature
; CASCADE: theta levels
; ECMWF : full levels
print("T calculation")
var_no = "16004"
variable_name = "data"
t_tmp = read_cascade(generic_path,timestep_path,timestep_idx,filename,var_no,variable_name,flag_interp,time_out)
t_data = reduce_area_data(t_tmp,flag_subset,set_lat_min,set_lat_max,set_lon_min,set_lon_max,4)
delete([/t_tmp/])
; 1. area average
t_data_areav = area_hi2lores_Wrap (t_data&lon, t_data&lat, t_data, False, 1, lon_ec_out&lon,lat_ec_out&lat, False)
if smooth_flag then ;smooth data to remove unresolved features
t_data_areav_sm = smth9_Wrap(t_data_areav,0.5,0.25,False)
delete([/t_data_areav/])
t_data_areav = t_data_areav_sm
delete([/t_data_areav_sm/])
end if
; 2. vertical interpolation
; T is on *theta* coordinates
linlog = 2 ; ln(p) interpolation
lev_dim = 1
t_data_out = int2p_n(ptheta_data_out,t_data_areav,ec_pres_hybrid_levs,linlog,lev_dim)
t_data_out!0 = "time"
t_data_out&time = t_data_areav&time
t_data_out!1 = "nlev"
t_data_out&nlev = ec_pres_hybrid_levs&nlev
t_data_out!2 = "lat"
t_data_out&lat = t_data_areav&lat
t_data_out!3 = "lon"
t_data_out&lon = t_data_areav&lon
t_data_out_erai = read_ecmwf_pad(ecmwf_path,"T",lat_ec_out,lon_ec_out,flag_subset,set_lat_min,set_lat_max,\
set_lon_min,set_lon_max,time_out)
no_blend_over = 5.0
t_data_new = blend_data(t_data_out,t_data_out_erai,no_blend_over)
copy_VarCoords(t_data_out,t_data_new)
copy_VarAtts(t_data_areav,t_data_new)
delete([/t_data_out,t_data_areav/])
;- rename attribute 'coordinates' as clashes with Andrew Dawson scmtiles code
t_data_new@vertical_coordinates = t_data_new@coordinates
delete(t_data_new@coordinates)
;-- save to file
add_to_file(fout,t_data_new,"t")
delete([/var_no,variable_name,linlog,lev_dim,t_data_out_erai,no_blend_over,t_data_new/])
;==================================================================================
; param 4. Vertical velocity
; - do first as need fine p field for w_to_omega
; CASCADE: theta levels - in m/s upward
; ECMWF : full levels - in Pa/s
print("W calculation")
var_no = "150"
variable_name = "upward_air_velocity"
w_tmp = read_cascade(generic_path,timestep_path,timestep_idx,filename,var_no,variable_name,flag_interp,time_out)
w_data_tmp = reduce_area_data(w_tmp,flag_subset,set_lat_min,set_lat_max,set_lon_min,set_lon_max,4)
delete([/w_tmp/])
; 0. convert from m/s to Pa/s
w_data = w_to_omega(w_data_tmp,ptheta_data,t_data)
delete([/w_data_tmp,ptheta_data,t_data/])
; 1. area average
w_data_areav = area_hi2lores_Wrap (w_data&lon, w_data&lat, w_data, False, 1, lon_ec_out&lon,lat_ec_out&lat, False)
if smooth_flag then ;smooth data to remove unresolved features
w_data_areav_sm = smth9_Wrap(w_data_areav,0.5,0.25,False)
delete([/w_data_areav/])
w_data_areav = w_data_areav_sm
delete([/w_data_areav_sm/])
end if
; 2. vertical interpolation
; W is on *theta* coordinates
linlog = 2 ; ln(p) interpolation
lev_dim = 1
w_data_out = int2p_n(ptheta_data_out,w_data_areav,ec_pres_hybrid_levs,linlog,lev_dim)
w_data_out!0 = "time"
w_data_out&time = w_data_areav&time
w_data_out!1 = "nlev"
w_data_out&nlev = ec_pres_hybrid_levs&nlev
w_data_out!2 = "lat"
w_data_out&lat = w_data_areav&lat
w_data_out!3 = "lon"
w_data_out&lon = w_data_areav&lon
w_data_out_erai = read_ecmwf_pad(ecmwf_path,"W",lat_ec_out,lon_ec_out,flag_subset,set_lat_min,set_lat_max,\
set_lon_min,set_lon_max,time_out)
no_blend_over = 5.0
w_data_new = blend_data(w_data_out,w_data_out_erai,no_blend_over)
copy_VarCoords(w_data_out,w_data_new)
copy_VarAtts(w_data_areav,w_data_new)
delete([/var_no,variable_name,w_data,w_data_areav,linlog,lev_dim,w_data_out_erai,no_blend_over,w_data_out/])
;-- save to file
add_to_file(fout,w_data_new,"omega")
delete([/w_data_new/])
;==================================================================================
; param 5. Horizontal velocity: U
; CASCADE: rho levels
; ECMWF : full levels
print("U calculation")
var_no = "2"
variable_name = "eastward_wind"
u_tmp = read_cascade(generic_path,timestep_path,timestep_idx,filename,var_no,variable_name,flag_interp,time_out)
u_data = reduce_area_data(u_tmp,flag_subset,set_lat_min,set_lat_max,set_lon_min,set_lon_max,4)
delete([/u_tmp/])
; 1. area average
u_data_areav = area_hi2lores_Wrap (u_data&lon, u_data&lat, u_data, False, 1, lon_ec_out&lon,lat_ec_out&lat, False)
if smooth_flag then ;smooth data to remove unresolved features
u_data_areav_sm = smth9_Wrap(u_data_areav,0.5,0.25,False)
delete([/u_data_areav/])
u_data_areav = u_data_areav_sm
delete([/u_data_areav_sm/])
end if
; 2. vertical interpolation
; U is on *rho* coordinates
linlog = 2 ; ln(p) interpolation
lev_dim = 1
u_data_out = int2p_n(prho_data_out,u_data_areav,ec_pres_hybrid_levs,linlog,lev_dim)
u_data_out!0 = "time"
u_data_out&time = u_data_areav&time
u_data_out!1 = "nlev"
u_data_out&nlev = ec_pres_hybrid_levs&nlev
u_data_out!2 = "lat"
u_data_out&lat = u_data_areav&lat
u_data_out!3 = "lon"
u_data_out&lon = u_data_areav&lon
u_data_out_erai = read_ecmwf_pad(ecmwf_path,"U",lat_ec_out,lon_ec_out,flag_subset,set_lat_min,set_lat_max,\
set_lon_min,set_lon_max,time_out)
no_blend_over = 5.0
u_data_new = blend_data(u_data_out,u_data_out_erai,no_blend_over)
copy_VarCoords(u_data_out,u_data_new)
copy_VarAtts(u_data_areav,u_data_new)
;- rename attribute 'coordinates' as clashes with Andrew Dawson scmtiles code
u_data_new@vertical_coordinates = u_data_new@coordinates
delete(u_data_new@coordinates)
delete([/var_no,variable_name,u_data,u_data_areav,linlog,lev_dim,u_data_out_erai,no_blend_over,u_data_out/])
;-- save to file
add_to_file(fout,u_data_new,"u")
delete([/u_data_new/])
;==================================================================================
; param 6. Horizontal velocity: V
; CASCADE: rho levels
; ECMWF : full levels
print("V calculation")
var_no = "3"
variable_name = "northward_wind"
v_tmp = read_cascade(generic_path,timestep_path,timestep_idx,filename,var_no,variable_name,flag_interp,time_out)
v_data = reduce_area_data(v_tmp,flag_subset,set_lat_min,set_lat_max,set_lon_min,set_lon_max,4)
delete([/v_tmp/])
; 1. area average
v_data_areav = area_hi2lores_Wrap (v_data&lon, v_data&lat, v_data, False, 1, lon_ec_out&lon,lat_ec_out&lat, False)
if smooth_flag then ;smooth data to remove unresolved features
v_data_areav_sm = smth9_Wrap(v_data_areav,0.5,0.25,False)
delete([/v_data_areav/])
v_data_areav = v_data_areav_sm
delete([/v_data_areav_sm/])
end if
; 2. vertical interpolation
; V is on *rho* coordinates
linlog = 2 ; ln(p) interpolation
lev_dim = 1
v_data_out = int2p_n(prho_data_out,v_data_areav,ec_pres_hybrid_levs,linlog,lev_dim)
v_data_out!0 = "time"
v_data_out&time = v_data_areav&time
v_data_out!1 = "nlev"
v_data_out&nlev = ec_pres_hybrid_levs&nlev
v_data_out!2 = "lat"
v_data_out&lat = v_data_areav&lat
v_data_out!3 = "lon"
v_data_out&lon = v_data_areav&lon
v_data_out_erai = read_ecmwf_pad(ecmwf_path,"V",lat_ec_out,lon_ec_out,flag_subset,set_lat_min,set_lat_max,\
set_lon_min,set_lon_max,time_out)
no_blend_over = 5.0
v_data_new = blend_data(v_data_out,v_data_out_erai,no_blend_over)
copy_VarCoords(v_data_out,v_data_new)
copy_VarAtts(v_data_areav,v_data_new)
;- rename attribute 'coordinates' as clashes with Andrew Dawson scmtiles code
v_data_new@vertical_coordinates = v_data_new@coordinates
delete(v_data_new@coordinates)
delete([/var_no,variable_name,v_data,v_data_areav,linlog,lev_dim,v_data_out_erai,no_blend_over,v_data_out/])
;-- save to file
add_to_file(fout,v_data_new,"v")
delete([/v_data_new/])
;==================================================================================
; params 7.1 Water vapour mixing ratio: q
; 7.2 Liquid water mixing ratio: ql
; 7.3 Ice water mixing ratio : qi
; CASCADE: theta levels
; ECMWF : full levels;
print("q/ql/qi calculation")
; Q: is specific humidity the same as water vapour mixing ratio? No.
; CASCADE: specific humidity = mass of water vapour per unit mass of moist air (dry+vapour+liquid+ice)
; IFS: water vapour mixing ratio - mass of water vapour per unit mass of dry air
;== read in water vapour
var_no = "10"
variable_name = "specific_humidity"
q_tmp = read_cascade(generic_path,timestep_path,timestep_idx,filename,var_no,variable_name,flag_interp,time_out)
q_data = reduce_area_data(q_tmp,flag_subset,set_lat_min,set_lat_max,set_lon_min,set_lon_max,4)
delete([/q_tmp/])
; 1.1 area average
q_data_areav = area_hi2lores_Wrap (q_data&lon, q_data&lat, q_data, False, 1, lon_ec_out&lon,lat_ec_out&lat, False)
delete([/q_data/])
if smooth_flag then ;smooth data to remove unresolved features
q_data_areav_sm = smth9_Wrap(q_data_areav,0.5,0.25,False)
delete([/q_data_areav/])
q_data_areav = q_data_areav_sm
delete([/q_data_areav_sm/])
end if
;== read in liquid water
var_no = "254"
variable_name = "mass_fraction_of_cloud_liquid_water_in_air"
ql_tmp = read_cascade(generic_path,timestep_path,timestep_idx,filename,var_no,variable_name,flag_interp,time_out)
ql_data = reduce_area_data(ql_tmp,flag_subset,set_lat_min,set_lat_max,set_lon_min,set_lon_max,4)
delete([/ql_tmp/])
; 1.1 area average
ql_data_areav = area_hi2lores_Wrap (ql_data&lon, ql_data&lat, ql_data, False, 1, lon_ec_out&lon,lat_ec_out&lat, False)
delete([/ql_data/])
if smooth_flag then ;smooth data to remove unresolved features
ql_data_areav_sm = smth9_Wrap(ql_data_areav,0.5,0.25,False)
delete([/ql_data_areav/])
ql_data_areav = ql_data_areav_sm
delete([/ql_data_areav_sm/])
end if
;== read in ice water
var_no = "12"
variable_name = "mass_fraction_of_cloud_ice_in_air"
qi_tmp = read_cascade(generic_path,timestep_path,timestep_idx,filename,var_no,variable_name,flag_interp,time_out)
qi_data = reduce_area_data(qi_tmp,flag_subset,set_lat_min,set_lat_max,set_lon_min,set_lon_max,4)
delete([/qi_tmp/])
; 1.1 area average
qi_data_areav = area_hi2lores_Wrap (qi_data&lon, qi_data&lat, qi_data, False, 1, lon_ec_out&lon,lat_ec_out&lat, False)
delete([/qi_data/])
if smooth_flag then ;smooth data to remove unresolved features
qi_data_areav_sm = smth9_Wrap(qi_data_areav,0.5,0.25,False)
delete([/qi_data_areav/])
qi_data_areav = qi_data_areav_sm
delete([/qi_data_areav_sm/])
end if
; deduce specific mass of dry air
qd_data_areav = 1 - (q_data_areav + ql_data_areav + qi_data_areav)
; calculate area av of q first, then calculate q_mr (mixingrat)
; to ensure conservation of moist static energy
; calculated difference between two routines (this vs av[calc q_mr])
; - order of one thousandth of a percent in the mean,
; - order 10^-4 of a percent in the max.
; convert to m.r.
q_mr_data_areav = q_data_areav/qd_data_areav
ql_mr_data_areav = ql_data_areav/qd_data_areav
qi_mr_data_areav = qi_data_areav/qd_data_areav
copy_VarCoords(q_data_areav, q_mr_data_areav)
copy_VarCoords(q_data_areav,ql_mr_data_areav)
copy_VarCoords(q_data_areav,qi_mr_data_areav)
delete([/q_data_areav,ql_data_areav,qi_data_areav,qd_data_areav/])
; 1.2 vertical interpolation
; q is on *theta* coordinates
linlog = 2 ; ln(p) interpolation
lev_dim = 1
q_mr_data_out = int2p_n(ptheta_data_out, q_mr_data_areav,ec_pres_hybrid_levs,linlog,lev_dim)
ql_mr_data_out = int2p_n(ptheta_data_out,ql_mr_data_areav,ec_pres_hybrid_levs,linlog,lev_dim)
qi_mr_data_out = int2p_n(ptheta_data_out,qi_mr_data_areav,ec_pres_hybrid_levs,linlog,lev_dim)
q_mr_data_out!0 = "time"
q_mr_data_out&time = q_mr_data_areav&time
q_mr_data_out!1 = "nlev"
q_mr_data_out&nlev = ec_pres_hybrid_levs&nlev
q_mr_data_out!2 = "lat"
q_mr_data_out&lat = q_mr_data_areav&lat
q_mr_data_out!3 = "lon"
q_mr_data_out&lon = q_mr_data_areav&lon
copy_VarCoords(q_mr_data_out,ql_mr_data_out)
copy_VarCoords(q_mr_data_out,qi_mr_data_out)
; pad using erai data
q_data_out_erai = read_ecmwf_pad(ecmwf_path,"Q",lat_ec_out,lon_ec_out,flag_subset,set_lat_min,set_lat_max,\
set_lon_min,set_lon_max,time_out)
ql_data_out_erai = read_ecmwf_pad(ecmwf_path,"QL",lat_ec_out,lon_ec_out,flag_subset,set_lat_min,set_lat_max,\
set_lon_min,set_lon_max,time_out)
qi_data_out_erai = read_ecmwf_pad(ecmwf_path,"QI",lat_ec_out,lon_ec_out,flag_subset,set_lat_min,set_lat_max,\
set_lon_min,set_lon_max,time_out)
no_blend_over = 5.0
q_data_new = blend_data(q_mr_data_out, q_data_out_erai ,no_blend_over)
ql_data_new = blend_data(ql_mr_data_out,ql_data_out_erai,no_blend_over)
qi_data_new = blend_data(qi_mr_data_out,qi_data_out_erai,no_blend_over)
copy_VarCoords(q_mr_data_out, q_data_new)
copy_VarCoords(ql_mr_data_out,ql_data_new)
copy_VarCoords(qi_mr_data_out,qi_data_new)
q_data_new@long_name = "Water vapor mixing ratio"
q_data_new@units = "kg/kg"
q_data_new@cell_methods = "longitude: latitude: mean"
q_data_new@center = "U.K. Met Office"
copy_VarAtts(q_data_new,ql_data_new)
ql_data_new@long_name = "Liquid water mixing ratio"
copy_VarAtts(q_data_new,qi_data_new)
qi_data_new@long_name = "Ice water mixing ratio"
delete([/q_mr_data_out,ql_mr_data_out,qi_mr_data_out/])
q_mr_data_out = q_data_new
ql_mr_data_out = ql_data_new
qi_mr_data_out = qi_data_new
delete([/var_no,variable_name,linlog,lev_dim/])
delete([/q_mr_data_areav,ql_mr_data_areav,qi_mr_data_areav/])
delete([/q_data_out_erai,ql_data_out_erai,qi_data_out_erai/])
delete([/no_blend_over,q_data_new,ql_data_new,qi_data_new/])
;-- save to file
add_to_file(fout,q_mr_data_out ,"q")
add_to_file(fout,ql_mr_data_out ,"ql")
add_to_file(fout,qi_mr_data_out ,"qi")
delete([/q_mr_data_out,ql_mr_data_out,qi_mr_data_out/])
;==================================================================================
; params 8 etadotdpdeta
cascade_etadotdpdeta(fout,hyam_ec_out,hybm_ec_out)
;==================================================================================
; param 9. Advective Tendencies
; CASCADE: calculate this from the coarse grained T, U, V fields
; ECMWF : full levels
cascade_ttend(fout)
cascade_qtend(fout)
cascade_utend(fout)
cascade_vtend(fout)
;==================================================================================
; param 10. Geopotential height
tv = cascade_geopotential(fout,hyam_ec_out,hybm_ec_out,hyai_ec_out,hybi_ec_out,ref_P0_out)
;==================================================================================
; param 11 "geostrophic winds" : calculate forcing term from
; pressure gradient and gradient in phi
;
cascade_geostrophic(fout,tv,hyam_ec_out,hybm_ec_out)
delete([/tv/])
;==================================================================================
; param 12. Cloud fraction
; CASCADE: theta levels
; ECMWF : full levels
print("cloud fraction calculation")
; cloud fraction in CASCADE is split into four components:
; large scale ice; large scale water
; convective ice ; convective water
;== read in large scale liquid
var_no = "2312"
variable_name = "data"
if (lcloud)
print("lcloud True: special case for cloud files")
cf_lsl_tmp = read_cascade_missingcloud(generic_path,timestep_path_cf,timestep_idx_cf,filename,var_no,variable_name,flag_interp,time_out)
else
cf_lsl_tmp = read_cascade(generic_path,timestep_path_cf,timestep_idx_cf,filename,var_no,variable_name,flag_interp,time_out)
end if
cf_lsl_data = reduce_area_data(cf_lsl_tmp,flag_subset,set_lat_min,set_lat_max,set_lon_min,set_lon_max,4)
delete([/cf_lsl_tmp/])
; 1. area average