-
Notifications
You must be signed in to change notification settings - Fork 4
Expand file tree
/
Copy pathHMC_Module_Phys_Snow.f90
More file actions
662 lines (548 loc) · 37.6 KB
/
HMC_Module_Phys_Snow.f90
File metadata and controls
662 lines (548 loc) · 37.6 KB
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
!------------------------------------------------------------------------------------------
! File: HMC_Module_Phys_Snow.f90
!
! Author: Simone Gabellani, Fabio Delogu
! Date: 20150714
!
! Physics subroutine(s) for snow model (S3M)
!------------------------------------------------------------------------------------------
!------------------------------------------------------------------------------------------
! Module Header
module HMC_Module_Phys_Snow
!------------------------------------------------------------------------------------------
! External module(s)
use HMC_Module_Namelist, only: oHMC_Namelist
use HMC_Module_Vars_Loader, only: oHMC_Vars
use HMC_Module_Tools_Debug
use HMC_Module_Phys_Snow_Apps, only: HMC_Phys_Snow_Apps_TMean, &
HMC_Phys_Snow_Apps_MeltingOL, &
HMC_Phys_Snow_Apps_SWEAssim, &
HMC_Phys_Snow_Apps_Age, &
HMC_Phys_Snow_Apps_Albedo, &
HMC_Phys_Snow_Apps_Rho
! Implicit none for all subroutines in this module
implicit none
!------------------------------------------------------------------------------------------
contains
!------------------------------------------------------------------------------------------
! Subroutine to calculate snow updating
subroutine HMC_Phys_Snow_Cpl(iID, iRows, iCols)
!------------------------------------------------------------------------------------------
! Variable(s) declaration
integer(kind = 4) :: iID, iRows, iCols
integer(kind = 4) :: iDaySteps, iDaySteps1Days, iDaySteps5Days, iStep
integer(kind = 4) :: iTime, iDtDataForcing, iDt
integer(kind = 4) :: iGlacierValue
integer(kind = 4) :: iHour
integer(kind = 4) :: iAccumData_Hour, iStepData_Hour
integer(kind = 4) :: iFlagSnow, iFlagSnowAssim
real(kind = 4) :: dVarRhoW, dVarRhoSMax
real(kind = 4) :: dVarMeltingTRef
real(kind = 4) :: dDt
character(len = 19) :: sTime
integer(kind = 4), dimension(iRows, iCols) :: a2iVarMask, a2iVarNature
real(kind = 4), dimension(iRows, iCols) :: a2dVarDEM
real(kind = 4), dimension(iRows, iCols) :: a2dVarRain
real(kind = 4), dimension(iRows, iCols) :: a2dVarTa, a2dVarRelHum, a2dVarIncRad
real(kind = 4), dimension(iRows, iCols) :: a2dVarSnowHeight, a2dVarSnowKernel
real(kind = 4), dimension(iRows, iCols) :: a2dVarSnowCA, a2dVarSnowQA
real(kind = 4), dimension(iRows, iCols) :: a2dVarSnowFall, a2dVarSnowFallCum
!real(kind = 4), dimension(iRows, iCols) :: a2dVarSnowFallDayCum
real(kind = 4), dimension(iRows, iCols) :: a2dVarArctUp
integer(kind = 4), dimension(iRows, iCols) :: a2iVarAgeS
real(kind = 4), dimension(iRows, iCols) :: a2dVarSWE, a2dVarRhoS, a2dVarRhoS0, a2dVarAlbedoS
real(kind = 4), dimension(iRows, iCols) :: a2dVarMeltingS, a2dVarMeltingSCum
!real(kind = 4), dimension(iRows, iCols) :: a2dVarMeltingSDayCum
real(kind = 4), dimension(iRows, iCols) :: a2dVarMeltingSc
real(kind = 4), dimension(iRows, iCols) :: a2dVarSnowMask
real(kind = 4), dimension(iRows, iCols) :: a2dVarTaC_MeanDays1, a2dVarTaC_MeanDays5
real(kind = 4), dimension(iRows, iCols) :: a2dVarSepCoeff, a2dVarCloudFactor
real(kind = 4) :: dVarSWE, dVarRhoS, dVarAgeS, dVarMeltingS, dVarSnowMask
character(len = 10) :: sVarSWE, sVarRhoS, sVarAgeS, sVarMeltingS, sVarSnowMask
character(len = 10), parameter :: sFMTVarType1 = "(F7.4)"
character(len = 10), parameter :: sFMTVarType2 = "(F9.4)"
character(len = 10), parameter :: sFMTVarType3 = "(I4)"
!------------------------------------------------------------------------------------------
!------------------------------------------------------------------------------------------
! Snow cover area code(s) [MODIS V5]
! 'missing_data' : { 'satellite' : 0, 's3m' : -1 },
! 'no_decision' : { 'satellite' : 1, 's3m' : 3 },
! 'night' : { 'satellite' : 11, 's3m' : -1 },
! 'no_snow' : { 'satellite' : 25, 's3m' : 0 },
! 'lake' : { 'satellite' : 37, 's3m' : -1 },
! 'ocean' : { 'satellite' : 39, 's3m' : -1 },
! 'cloud' : { 'satellite' : 50, 's3m' : 2 },
! 'lake_ice' : { 'satellite' : 100, 's3m' : -1 },
! 'snow' : { 'satellite' : 200, 's3m' : 1 },
! 'detector_sat' : { 'satellite' : 254, 's3m' : -1 },
! 'fill' : { 'satellite' : 255, 's3m' : -1 },
! Snow cover area code(s) [MODIS V6]
! 'missing_data' : { 'satellite' : 200, 's3m' : -1 },
! 'no_decision' : { 'satellite' : 201, 's3m' : 3 },
! 'night' : { 'satellite' : 211, 's3m' : -1 },
! 'inland_water' : { 'satellite' : 237, 's3m' : -1 },
! 'ocean' : { 'satellite' : 239, 's3m' : -1 },
! 'cloud' : { 'satellite' : 250, 's3m' : 2 },
! 'snow' : { 'satellite' : [1,100], 's3m' : 1 },
! 'no_snow' : { 'satellite' : 0, 's3m' : 0 },
! 'fill' : { 'satellite' : 255, 's3m' : -1 },
!------------------------------------------------------------------------------------------
!------------------------------------------------------------------------------------------
! Local variable(s) initialization
a2iVarNature = -9999; a2dVarDEM = -9999.0;
a2dVarArctUp = -9999.0;
a2dVarRain = -9999.0; a2dVarTa = -9999.0; a2dVarRelHum = -9999.0; a2dVarIncRad = -9999.0;
a2dVarSnowHeight = -9999.0; a2dVarSnowKernel = -9999.0; a2dVarSnowCA = -9999.0; a2dVarSnowQA = -9999.0
a2dVarSnowMask = -9999.0
a2dVarSnowFall = 0.0; a2dVarSnowFallCum = 0.0
!a2dVarSnowFallDayCum = 0.0;
a2dVarSWE = -9999.0; a2dVarRhoS = -9999.0; a2dVarRhoS0 = -9999; a2dVarAlbedoS = -9999.0; a2iVarAgeS = -9999.0;
a2dVarMeltingS = -9999.0; a2dVarMeltingSCum = -9999.0
!a2dVarMeltingSDayCum = -9999.0;
a2dVarSepCoeff = -9999.0; a2dVarCloudFactor = -9999.0;
a2dVarTaC_MeanDays1 = -9999.0; a2dVarTaC_MeanDays5 = -9999.0;
a2dVarMeltingSc = -9999.0;
iAccumData_Hour = -1; iStepData_Hour = -1;
dVarSWE = 0.0; dVarRhoS = 0.0; dVarAgeS = -9999.0; dVarMeltingS = 0.0; dVarSnowMask = 0.0;
!------------------------------------------------------------------------------------------
!------------------------------------------------------------------------------------------
! Snow flag value
iFlagSnow = oHMC_Namelist(iID)%iFlagSnow
! Snow flag assimilation value
iFlagSnowAssim = oHMC_Namelist(iID)%iFlagSnowAssim
! Water density [kg m^-3]
dVarRhoW = oHMC_Namelist(iID)%dRhoW
! Define days steps [-]
iDaySteps1Days = oHMC_Namelist(iID)%iDaySteps
iDaySteps5Days = oHMC_Namelist(iID)%iDaySteps*5
! Glacier value
iGlacierValue = oHMC_Namelist(iID)%iGlacierValue
! Dt data forcing
iDtDataForcing = oHMC_Namelist(iID)%iDtData_Forcing
! Soil melting reference temperature [C]
dVarMeltingTRef = oHMC_Namelist(iID)%dMeltingTRef
! Snow mask (if provided by external file to uncoupled snow physics)
a2dVarSnowMask = oHMC_Vars(iID)%a2dMaskS
! Accumulated hour
iAccumData_Hour = oHMC_Namelist(iID)%iAccumData_Output_Hour
! Info start
call mprintf(.true., iINFO_Verbose, ' Phys :: Snow model ... ' )
!------------------------------------------------------------------------------------------
!------------------------------------------------------------------------------------------
! Flag to activate snow physics
if (iFlagSnow.eq.1) then
! Static variable(s)
a2dVarDEM = oHMC_Vars(iID)%a2dDem
a2iVarMask = oHMC_Vars(iID)%a2iMask
a2iVarNature = oHMC_Vars(iID)%a2iNature
a2dVarArctUp = oHMC_Vars(iID)%a2dArctUp
! Time information
sTime = oHMC_Vars(iID)%sTimeStep
iTime = oHMC_Vars(iID)%iTime
read (sTime(12:13),*) iHour
! Extracting dynamic forcing variable(s)
a2dVarRain = oHMC_Vars(iID)%a2dRain
a2dVarTa = oHMC_Vars(iID)%a2dTa
a2dVarRelHum = oHMC_Vars(iID)%a2dRHum
if (iHour .ge. int(7) .and. iHour.le.int(19)) then
a2dVarIncRad = oHMC_Vars(iID)%a2dK
else
a2dVarIncRad = 0.0
endif
a2dVarSnowHeight = oHMC_Vars(iID)%a2dSHeight
a2dVarSnowKernel = oHMC_Vars(iID)%a2dSKernel
a2dVarSnowCA = oHMC_Vars(iID)%a2dSCA
a2dVarSnowQA = oHMC_Vars(iID)%a2dSQA
read(sTime(12:13) , *) iStepData_Hour
if (iAccumData_Hour + 1 > 23) iAccumData_Hour = 0
!Re-initialize snowfall and melting cumulated variable(s)
!if ( (iStepData_Hour .eq. iAccumData_Hour) .and. (iTime .gt. 1) ) then
! Update cumulated daily melting
!oHMC_Vars(iID)%a2dMeltingDayCum = 0.0
!oHMC_Vars(iID)%a2dSnowFallDayCum = 0.0
!endif
! Extracting state variable(s)
a2dVarSWE = oHMC_Vars(iID)%a2dSWE
a2dVarRhoS0 = oHMC_Vars(iID)%a2dRhoS0
a2dVarRhoS = oHMC_Vars(iID)%a2dRhoS
a2dVarAlbedoS = oHMC_Vars(iID)%a2dAlbedo_Snow
a2iVarAgeS = oHMC_Vars(iID)%a2iAge
a2dVarMeltingS = oHMC_Vars(iID)%a2dMelting
!a2dVarMeltingSDayCum = oHMC_Vars(iID)%a2dMeltingDayCum
a2dVarSnowFall = oHMC_Vars(iID)%a2dSnowFall
!a2dVarSnowFallDayCum = oHMC_Vars(iID)%a2dSnowFallDayCum
a2dVarMeltingSc = oHMC_Vars(iID)%a2dMeltingSc
! Dt snow model step
iDt = iDaySteps1Days; iDt = iDt*3600/86400
! Variable local initialization (nullify snowfall term for actual step)
a2dVarSnowFall = 0.0
! Variable local initialization (nullify snow mask if computed by snow physics)
a2dVarSnowMask = -9999.0
! Check variable(s)
where( (a2iVarMask.gt.0.0) .and. (a2dVarSWE.lt.0.01) ) a2dVarSWE = 0.0 ! just in case
where( (a2iVarMask.gt.0.0) .and. (a2dVarSWE.lt.0.01) ) a2dVarRhoS = 0.0 ! just in case
where( (a2iVarMask.gt.0.0) .and. (a2dVarSWE.lt.0.01) ) a2iVarAgeS = -9999 ! just in case
!------------------------------------------------------------------------------------------
!------------------------------------------------------------------------------------------
! Debug
if (iDEBUG.gt.0) then
call mprintf(.true., iINFO_Extra, ' ========= SNOW START =========== ')
call mprintf(.true., iINFO_Extra, checkvar(a2dVarRain, a2iVarMask, 'RAIN START ') )
call mprintf(.true., iINFO_Extra, checkvar(a2dVarTa, a2iVarMask, 'TA START ') )
call mprintf(.true., iINFO_Extra, checkvar(a2dVarRelHum, a2iVarMask, 'RELHUM START ') )
call mprintf(.true., iINFO_Extra, checkvar(a2dVarIncRad, a2iVarMask, 'INCRAD START ') )
call mprintf(.true., iINFO_Extra, checkvar(a2dVarSnowHeight, a2iVarMask, 'SNOWH START ') )
call mprintf(.true., iINFO_Extra, checkvar(a2dVarSnowKernel, a2iVarMask, 'SNOWK START ') )
call mprintf(.true., iINFO_Extra, checkvar(a2dVarSnowCA, a2iVarMask, 'SNOWCA START ') )
call mprintf(.true., iINFO_Extra, checkvar(a2dVarSnowQA, a2iVarMask, 'SNOWQA START ') )
call mprintf(.true., iINFO_Extra, checkvar(a2dVarSnowFall, a2iVarMask, 'SNOWFALL START ') )
!call mprintf(.true., iINFO_Extra, checkvar(a2dVarSnowFallDayCum, a2iVarMask, 'SNOWFALL DAYCUM START ') )
call mprintf(.true., iINFO_Extra, checkvar(a2dVarSWE, a2iVarMask, 'SWE START ') )
call mprintf(.true., iINFO_Extra, checkvar(a2dVarRhoS, a2iVarMask, 'RHOS START ') )
call mprintf(.true., iINFO_Extra, checkvar(a2dVarRhoS0, a2iVarMask, 'RHOS0 START ') )
call mprintf(.true., iINFO_Extra, checkvar(a2dVarAlbedoS, a2iVarMask, 'ALBEDOS START ') )
call mprintf(.true., iINFO_Extra, checkvar(real(a2iVarAgeS), a2iVarMask, 'AGES START ') )
call mprintf(.true., iINFO_Extra, checkvar(a2dVarMeltingS, a2iVarMask, 'MELTINGS START ') )
!call mprintf(.true., iINFO_Extra, checkvar(a2dVarMeltingSDayCum, a2iVarMask, 'MELTINGS DAYCUM START ') )
call mprintf(.true., iINFO_Extra, checkvar(a2dVarSnowMask, a2iVarMask, 'SNOWMASK START ') )
call mprintf(.true., iINFO_Extra, ' ')
endif
!-----------------------------------------------------------------------------------------
!------------------------------------------------------------------------------------------
! Calculating control variable(s)
dVarSWE = sum(a2dVarSWE, mask=a2iVarMask.gt.0.0)/max(1,count(a2iVarMask.gt.0.0))
dVarRhoS = sum(a2dVarRhoS, mask=a2iVarMask.gt.0.0)/max(1,count(a2iVarMask.gt.0.0))
dVarAgeS = sum(a2iVarAgeS, mask=a2iVarAgeS.ge.0.0)/max(1,count(a2iVarAgeS.ge.0.0))
dVarMeltingS = sum(a2dVarMeltingS, mask=a2iVarMask.gt.0.0)/max(1,count(a2iVarMask.gt.0.0))
dVarSnowMask = sum(a2dVarSnowMask, mask=a2iVarMask.gt.0.0)/max(1,count(a2iVarMask.gt.0.0))*100
! Snow information time step
write(sVarSWE, sFMTVarType1) dVarSWE
write(sVarRhoS, sFMTVarType2) dVarRhoS
write(sVarAgeS, sFMTVarType3) int(dVarAgeS)
write(sVarMeltingS, sFMTVarType1) dVarMeltingS
write(sVarSnowMask, sFMTVarType1) dVarSnowMask
if (dVarAgeS .lt. 0) sVarAgeS = 'NA'
if (dVarSnowMask .lt. 0) sVarSnowMask = 'NA'
call mprintf(.true., iINFO_Basic, ' Phys :: SNOW START :: AvgValue :: '// &
' SWE: '//trim(sVarSWE)//' [mm] '// &
' SnowRho: '//trim(sVarRhoS)//' [kg/m^3] '// &
' SnowAge: '//trim(sVarAgeS)//' [days] '// &
' SnowMelting: '//trim(sVarMeltingS)//' [mm] '// &
' SnowMask: '//trim(sVarSnowMask)//' [%]')
!------------------------------------------------------------------------------------------
!------------------------------------------------------------------------------------------
! Define cloud factor
where( (a2iVarMask.gt.0.0) .and. (a2dVarRain.gt.0.2) ) a2dVarCloudFactor = 1.1
where( (a2iVarMask.gt.0.0) .and. (a2dVarRain.ge.1.0) ) a2dVarCloudFactor = 1.2
where( (a2iVarMask.gt.0.0) .and. (a2dVarRain.le.0.2) ) a2dVarCloudFactor = 0.9
! Compute SepCoeff
where(a2iVarMask.gt.0.0)
a2dVarSepCoeff = 1/(1 + exp(22 - 2.7*a2dVarTa - 0.2*a2dVarRelHum))
endwhere
! Compute snowfall
where(a2iVarMask.gt.0.0 .and. a2dVarRain.gt.0.0)
a2dVarSnowFall = (1 - a2dVarSepCoeff)*a2dVarRain
elsewhere
a2dVarSnowFall = 0.0
endwhere
where(a2dVarSnowFall.lt.0.01) a2dVarSnowFall = 0.0
! Convert SnowHeigth units (from cm to mm)
where(a2iVarMask.gt.0.0)
a2dVarSnowHeight = a2dVarSnowHeight*10;
endwhere
! Snowfall 3d values
if ( (iStepData_Hour .eq. iAccumData_Hour) .and. (iTime .gt. 1) ) then
oHMC_Vars(iID)%a3dSnowFall = 0.0
endif
if ( all(oHMC_Vars(iID)%a3dSnowFall .eq. 0.0) ) then
oHMC_Vars(iID)%a3dSnowFall(:,:,int(iDaySteps1Days)) = a2dVarSnowFall
else
! Re-initializing
do iStep=2, int(iDaySteps1Days)
oHMC_Vars(iID)%a3dSnowFall(:,:,int(iStep-1)) = oHMC_Vars(iID)%a3dSnowFall(:,:,int(iStep))
enddo
! Updating with new field
where(oHMC_Vars(iID)%a2iMask.gt.0.0)
oHMC_Vars(iID)%a3dSnowFall(:,:,int(iDaySteps1Days)) = a2dVarSnowFall
elsewhere
oHMC_Vars(iID)%a3dSnowFall(:,:,int(iDaySteps1Days)) = -9999.0
endwhere
endif
!------------------------------------------------------------------------------------------
!------------------------------------------------------------------------------------------
! Call subroutine to compute average temperature over 1 days
call HMC_Phys_Snow_Apps_TMean(iID, iRows, iCols, &
iDaySteps1Days, &
a2iVarMask, &
oHMC_Vars(iID)%a3dTaC_Days1, &
a2dVarTa, a2dVarTaC_MeanDays1)
! Call subroutine to compute average temperature over 5 days
call HMC_Phys_Snow_Apps_TMean(iID, iRows, iCols, &
iDaySteps5Days, &
a2iVarMask, &
oHMC_Vars(iID)%a3dTaC_Days5, &
a2dVarTa, a2dVarTaC_MeanDays5)
! Debug
! call mprintf(.true., iINFO_Extra, checkvar(a2dVarTaC_MeanDays1, a2iVarMask, 'TA AVG 1 DAYS') )
! call mprintf(.true., iINFO_Extra, checkvar(a2dVarTaC_MeanDays5, a2iVarMask, 'TA AVG 5 DAYS') )
!------------------------------------------------------------------------------------------
!------------------------------------------------------------------------------------------
! Call subroutine to compute snow density
a2dVarMeltingSCum = sum(oHMC_Vars(iID)%a3dMelting(:, :, 1:int(iDaySteps1Days)), dim=3)
call HMC_Phys_Snow_Apps_Rho(iID, iRows, iCols, &
sTime, iTime, &
iDt, &
a2dVarDem, &
a2dVarTa, a2dVarSnowFall, a2dVarSWE, a2dVarMeltingSCum, &
a2dVarRhoS, a2dVarRhoS0)
! Check variable(s)
where( (a2iVarMask.gt.0.0) .and. (a2dVarSWE.lt.0.01) ) a2dVarSWE = 0.0 ! just in case
where( (a2iVarMask.gt.0.0) .and. (a2dVarSWE.lt.0.01) ) a2dVarRhoS = 0.0 ! just in case
where( (a2iVarMask.gt.0.0) .and. (a2dVarSWE.lt.0.01) ) a2iVarAgeS = -9999 ! just in case
! Debug
!call mprintf(.true., iINFO_Extra, checkvar(a2dVarRhoS, a2iVarMask, 'RHOS ') )
!------------------------------------------------------------------------------------------
!------------------------------------------------------------------------------------------
! Call subroutine to compute snow age
a2dVarSnowFallCum = sum(oHMC_Vars(iID)%a3dSnowFall(:, :, 1:int(iDaySteps1Days)), dim=3)
call HMC_Phys_Snow_Apps_Age(iID, iRows, iCols, &
sTime, iTime, &
a2dVarDem, &
a2dVarSnowFallCum, a2dVarSWE, &
a2iVarAgeS)
! Check variable(s)
where( (a2iVarMask.gt.0.0) .and. (a2dVarSWE.lt.0.01) ) a2dVarSWE = 0.0 ! just in case
where( (a2iVarMask.gt.0.0) .and. (a2dVarSWE.lt.0.01) ) a2dVarRhoS = 0.0 ! just in case
where( (a2iVarMask.gt.0.0) .and. (a2dVarSWE.lt.0.01) ) a2iVarAgeS = -9999 ! just in case
! Debug
! call mprintf(.true., iINFO_Extra, checkvar(float(a2iVarAgeS), a2iVarMask, 'AGES') )
!------------------------------------------------------------------------------------------
!------------------------------------------------------------------------------------------
! Call subroutine to compute snow albedo
call HMC_Phys_Snow_Apps_Albedo(iID, iRows, iCols, &
sTime, iTime, iGlacierValue, &
a2dVarDem, a2iVarNature, &
a2dVarTaC_MeanDays1, a2iVarAgeS, &
a2dVarAlbedoS)
! Debug
! call mprintf(.true., iINFO_Extra, checkvar(a2dVarAlbedoS, a2iVarMask, 'ALBEDOS') )
!------------------------------------------------------------------------------------------
!------------------------------------------------------------------------------------------
! Compute SWE and update Rain
where( (a2iVarMask.gt.0.0) .and. (a2dVarRain.gt.0.0) )
a2dVarSWE = a2dVarSWE + (1 - a2dVarSepCoeff)*a2dVarRain
a2dVarRain = a2dVarSepCoeff*a2dVarRain
endwhere
! Check variable(s)
where( (a2iVarMask.gt.0.0) .and. (a2dVarSWE.lt.0.01) ) a2dVarSWE = 0.0 ! just in case
where( (a2iVarMask.gt.0.0) .and. (a2dVarSWE.lt.0.01) ) a2dVarRhoS = 0.0 ! just in case
where( (a2iVarMask.gt.0.0) .and. (a2dVarSWE.lt.0.01) ) a2iVarAgeS = -9999 ! just in case
!------------------------------------------------------------------------------------------
!------------------------------------------------------------------------------------------
! Call subroutine to compute open-loop melting
call HMC_Phys_Snow_Apps_MeltingOL(iID, iRows, iCols, iDtDataForcing, iDaySteps1Days, &
sTime, iTime, &
iGlacierValue, dVarRhoW, dVarMeltingTRef, &
a2dVarDem, a2iVarNature, a2dVarArctUp, &
a2dVarTa, a2dVarIncRad, &
a2dVarTaC_MeanDays5, a2dVarCloudFactor, &
a2dVarAlbedoS, a2dVarSWE, &
a2dVarMeltingS, a2dVarMeltingSc)
! Check variable(s)
where( (a2iVarMask.gt.0.0) .and. (a2dVarSWE.lt.0.01) ) a2dVarSWE = 0.0 ! just in case
where( (a2iVarMask.gt.0.0) .and. (a2dVarSWE.lt.0.01) ) a2dVarRhoS = 0.0 ! just in case
where( (a2iVarMask.gt.0.0) .and. (a2dVarSWE.lt.0.01) ) a2iVarAgeS = -9999 ! just in case
!------------------------------------------------------------------------------------------
!------------------------------------------------------------------------------------------
! Compute SWE, melting and rain
where( (a2iVarMask.gt.0.0) .and. (a2dVarSWE.gt.0.0) .and. &
(a2dVarSWE.le.a2dVarMeltingS) .and. (a2iVarNature.ne.iGlacierValue) )
! All melted snow condition
a2dVarMeltingS = a2dVarSWE
a2dVarSWE = 0.0
a2dVarRain = a2dVarRain + a2dVarMeltingS
elsewhere( (a2iVarMask.gt.0.0) .and. (a2dVarSWE.gt.0.0) .and. (a2iVarNature.ne.iGlacierValue))
a2dVarSWE = a2dVarSWE - a2dVarMeltingS
a2dVarRain = a2dVarRain + a2dVarMeltingS
endwhere
! Compute SWE, melting and rain for glacier(s) conditionn
where( (a2iVarMask.gt.0.0) .and. (a2iVarNature.eq.iGlacierValue) )
! Glacier(s) condition
a2dVarSWE = a2dVarSWE - a2dVarMeltingS
a2dVarRain = a2dVarRain + a2dVarMeltingS
endwhere
! Check SWE values
where( (a2iVarMask.gt.0.0) .and. (a2dVarSWE.lt.0.01) ) a2dVarSWE = 0.0 ! just in case
where( (a2iVarMask.gt.0.0) .and. (a2dVarSWE.lt.0.01) ) a2dVarRhoS = 0.0 ! just in case
where( (a2iVarMask.gt.0.0) .and. (a2dVarSWE.lt.0.01) ) a2iVarAgeS = -9999 ! just in case
!------------------------------------------------------------------------------------------
!------------------------------------------------------------------------------------------
! Compute daily cumulated melting
!where( (a2iVarMask.gt.0.0) .and. (a2dVarMeltingS.gt.0.0) )
! a2dVarMeltingSDayCum = a2dVarMeltingSDayCum + a2dVarMeltingS
!endwhere
!------------------------------------------------------------------------------------------
!------------------------------------------------------------------------------------------
! Call subroutine to compute SWE assimilation
call mprintf(.true., iINFO_Verbose, ' Phys :: Snow :: Assimilation ... ' )
if (iFlagSnowAssim.eq.1) then
!------------------------------------------------------------------------------------------
! Check forcing(s) to use assimilation method
if ( any(a2dVarSnowHeight.ne.-9999.0) .and. any(a2dVarSnowKernel.ne.-9999.0) .and. &
any(a2dVarSnowCA.ne.-9999.0) .and. any(a2dVarSnowQA.ne.-9999.0) ) then
!------------------------------------------------------------------------------------------
! Call subroutine to compute SWE assimilation
call HMC_Phys_Snow_Apps_SWEAssim(iID, iRows, iCols, &
dVarRhoW, &
a2iVarMask, &
a2dVarSnowHeight, a2dVarSnowKernel, &
a2dVarSnowCA, a2dVarSnowQA, &
a2dVarSWE, a2iVarAgeS, a2dVarAlbedoS, a2dVarRhoS)
! Info start assimilation
call mprintf(.true., iINFO_Verbose, ' Phys :: Snow :: Assimilation ... OK' )
!------------------------------------------------------------------------------------------
!------------------------------------------------------------------------------------------
! Nullify variable(s) when SWE less than 5 cm
where(a2dVarSWE.lt.10)
a2dVarSWE = 0.0;
a2iVarAgeS = -9999;
a2dVarAlbedoS = 0.0;
a2dVarRhoS = 0.0
endwhere
!------------------------------------------------------------------------------------------
else
!------------------------------------------------------------------------------------------
! Info assimilation no data available
call mprintf(.true., iINFO_Verbose, ' Phys :: Snow :: Assimilation ... DATA NO AVAILABLE ' )
!------------------------------------------------------------------------------------------
endif
!------------------------------------------------------------------------------------------
else
!------------------------------------------------------------------------------------------
! Info assimilation no data available
call mprintf(.true., iINFO_Verbose, ' Phys :: Snow :: Assimilation ... NOT ACTIVATED ' )
!------------------------------------------------------------------------------------------
endif
!------------------------------------------------------------------------------------------
!------------------------------------------------------------------------------------------
! Check variable(s) space domain and physical boundaries
where(a2iVarMask.lt.0.0)
a2dVarRain = -9999.0; a2dVarSWE = -9999.0; a2dVarSnowFall = -9999.0; a2dVarRhos = -9999.0;
a2dVarTaC_MeanDays1 = -9999.0; a2dVarTaC_MeanDays5 = -9999.0;
a2iVarAgeS = -9999; a2dVarMeltingS = -9999.0; !a2dVarMeltingSDayCum = -9999.0
endwhere
where( (a2iVarMask.gt.0.0) .and. (a2dVarSWE.lt.0.1) )
a2iVarAgeS = -9999; a2dVarAlbedoS = 0.0; a2dVarRhos = 0.0; a2dVarSWE = 0.0
endwhere
where( (a2iVarMask.gt.0.0) .and. (a2dVarSWE.gt.0.1) )
a2dVarSnowMask = 1
elsewhere
a2dVarSnowMask = 0
endwhere
!call debug_2dVar(dble(a2dVarSnowMask), iRows, iCols, 1)
!call debug_2dVar(dble(a2dVarSWE), iRows, iCols, 2)
!call debug_2dVar(dble(a2dVarRhos), iRows, iCols, 3)
!call debug_2dVar(dble(a2dVarAlbedoS), iRows, iCols, 4)
!------------------------------------------------------------------------------------------
!------------------------------------------------------------------------------------------
! Calculating control variable(s)
dVarSWE = sum(a2dVarSWE, mask=a2iVarMask.gt.0.0)/max(1,count(a2iVarMask.gt.0.0))
dVarRhoS = sum(a2dVarRhoS, mask=a2iVarMask.gt.0.0)/max(1,count(a2iVarMask.gt.0.0))
dVarAgeS = sum(a2iVarAgeS, mask=a2iVarAgeS.ge.0.0)/max(1,count(a2iVarAgeS.ge.0.0))
dVarMeltingS = sum(a2dVarMeltingS, mask=a2iVarMask.gt.0.0)/max(1,count(a2iVarMask.gt.0.0))
dVarSnowMask = sum(a2dVarSnowMask, mask=a2iVarMask.gt.0.0)/max(1,count(a2iVarMask.gt.0.0))*100
! Snow information time step
write(sVarSWE, sFMTVarType1) dVarSWE
write(sVarRhoS, sFMTVarType2) dVarRhoS
write(sVarAgeS, sFMTVarType3) int(dVarAgeS)
write(sVarMeltingS, sFMTVarType1) dVarMeltingS
write(sVarSnowMask, sFMTVarType1) dVarSnowMask
if (dVarAgeS .lt. 0) sVarAgeS = 'NA'
if (dVarSnowMask .lt. 0) sVarSnowMask = 'NA'
call mprintf(.true., iINFO_Basic, ' Phys :: SNOW END :: AvgValue :: '// &
' SWE: '//trim(sVarSWE)//' [mm] '// &
' SnowRho: '//trim(sVarRhoS)//' [kg/m^3] '// &
' SnowAge: '//trim(sVarAgeS)//' [days] '// &
' SnowMelting: '//trim(sVarMeltingS)//' [mm] '// &
' SnowMask: '//trim(sVarSnowMask)//' [%]')
!------------------------------------------------------------------------------------------
!------------------------------------------------------------------------------------------
! Debug
if (iDEBUG.gt.0) then
call mprintf(.true., iINFO_Extra, ' ')
call mprintf(.true., iINFO_Extra, checkvar(a2dVarRain, a2iVarMask, 'RAIN END ') )
call mprintf(.true., iINFO_Extra, checkvar(a2dVarTaC_MeanDays1, a2iVarMask, 'TA MEAN 1 DAYS END ') )
call mprintf(.true., iINFO_Extra, checkvar(a2dVarTaC_MeanDays5, a2iVarMask, 'TA MEAN 5 DAYS END ') )
call mprintf(.true., iINFO_Extra, checkvar(a2dVarSnowFall, a2iVarMask, 'SNOWFALL END ') )
!call mprintf(.true., iINFO_Extra, checkvar(a2dVarSnowFallDayCum, a2iVarMask, 'SNOWFALL DAYCUM END ') )
call mprintf(.true., iINFO_Extra, checkvar(a2dVarSWE, a2iVarMask, 'SWE END ') )
call mprintf(.true., iINFO_Extra, checkvar(a2dVarRhoS, a2iVarMask, 'RHOS END ') )
call mprintf(.true., iINFO_Extra, checkvar(a2dVarRhoS0, a2iVarMask, 'RHOS0 END ') )
call mprintf(.true., iINFO_Extra, checkvar(a2dVarAlbedoS, a2iVarMask, 'ALBEDOS END ') )
call mprintf(.true., iINFO_Extra, checkvar(real(a2iVarAgeS), a2iVarMask, 'AGES END ') )
call mprintf(.true., iINFO_Extra, checkvar(a2dVarMeltingS, a2iVarMask, 'MELTINGS END ') )
!call mprintf(.true., iINFO_Extra, checkvar(a2dVarMeltingSDayCum, a2iVarMask, 'MELTINGS DAYCUM END ') )
call mprintf(.true., iINFO_Extra, checkvar(a2dVarSnowMask, a2iVarMask, 'SNOWMASK END ') )
call mprintf(.true., iINFO_Extra, ' ========= SNOW END =========== ')
endif
!------------------------------------------------------------------------------------------
!------------------------------------------------------------------------------------------
! Snow melting 3D
if ( (iStepData_Hour .eq. iAccumData_Hour) .and. (iTime .gt. 1) ) then
oHMC_Vars(iID)%a3dMelting = 0.0
endif
if (all(oHMC_Vars(iID)%a3dMelting.lt.0.0))then
oHMC_Vars(iID)%a3dMelting(:,:,int(iDaySteps1Days)) = a2dVarMeltingS
else
! Re-initializing
do iStep=2, int(iDaySteps1Days)
oHMC_Vars(iID)%a3dMelting(:,:,int(iStep-1)) = oHMC_Vars(iID)%a3dMelting(:,:,int(iStep))
enddo
! Updating with new field
where(oHMC_Vars(iID)%a2iMask.gt.0.0)
oHMC_Vars(iID)%a3dMelting(:,:,int(iDaySteps1Days)) = a2dVarMeltingS
elsewhere
oHMC_Vars(iID)%a3dMelting(:,:,int(iDaySteps1Days)) = -9999.0
endwhere
endif
! Update forcing variable(s)
oHMC_Vars(iID)%a2dRain = a2dVarRain
! Update state variable(s)
oHMC_Vars(iID)%a2dSWE = a2dVarSWE
oHMC_Vars(iID)%a2dRhoS = a2dVarRhoS
oHMC_Vars(iID)%a2dRhoS0 = a2dVarRhoS0
oHMC_Vars(iID)%a2dAlbedo_Snow = a2dVarAlbedoS
oHMC_Vars(iID)%a2iAge = a2iVarAgeS
oHMC_Vars(iID)%a2dMelting = a2dVarMeltingS
oHMC_Vars(iID)%a2dMeltingSc = a2dVarMeltingSc
!oHMC_Vars(iID)%a2dMeltingDayCum = a2dVarMeltingSDayCum
oHMC_Vars(iID)%a2dSnowFall = a2dVarSnowFall
!oHMC_Vars(iID)%a2dSnowFallDayCum = a2dVarSnowFallDayCum
oHMC_Vars(iID)%a2dMaskS = a2dVarSnowMask
! Info end
call mprintf(.true., iINFO_Verbose, ' Phys :: Snow model ... OK' )
!------------------------------------------------------------------------------------------
else
!------------------------------------------------------------------------------------------
! Update state variable(s)
oHMC_Vars(iID)%a2dSWE = -9999.0
oHMC_Vars(iID)%a2dRhoS = -9999.0
oHMC_Vars(iID)%a2dRhoS0 = -9999.0
oHMC_Vars(iID)%a2dAlbedo_Snow = -9999.0
oHMC_Vars(iID)%a2iAge = -9999
oHMC_Vars(iID)%a2dMelting = -9999.0
oHMC_Vars(iID)%a2dMeltingSc = -9999.0
!oHMC_Vars(iID)%a2dMeltingDayCum = -9999.0
oHMC_Vars(iID)%a2dSnowFall = -9999.0
oHMC_Vars(iID)%a2dMaskS = a2dVarSnowMask
oHMC_Vars(iID)%a3dMelting = -9999.0
oHMC_Vars(iID)%a3dSnowFall = -9999.0
! Info end
call mprintf(.true., iINFO_Verbose, ' Phys :: Snow model ... NOT ACTIVATED' )
!------------------------------------------------------------------------------------------
endif
!------------------------------------------------------------------------------------------
end subroutine HMC_Phys_Snow_Cpl
!------------------------------------------------------------------------------------------
end module HMC_Module_Phys_Snow
!------------------------------------------------------------------------------------------