MODULE module_sf_gfs CONTAINS SUBROUTINE SF_GFS(U3D,V3D,T3D,QV3D,P3D, & CP,ROVCP,R,XLV,PSFC,CHS,CHS2,CQS2,CPM, & ZNT,UST,PSIM,PSIH, & XLAND,HFX,QFX,LH,TSK,FLHC,FLQC, & QGH,QSFC,U10,V10, & GZ1OZ0,WSPD,BR,ISFFLX, & EP1,EP2,KARMAN,itimestep, & ids,ide, jds,jde, kds,kde, & ims,ime, jms,jme, kms,kme, & its,ite, jts,jte, kts,kte ) USE MODULE_GFS_MACHINE, ONLY : kind_phys USE MODULE_GFS_FUNCPHYS , ONLY : gfuncphys,fpvs IMPLICIT NONE INTEGER, INTENT(IN) :: ids,ide, jds,jde, kds,kde, & ims,ime, jms,jme, kms,kme, & its,ite, jts,jte, kts,kte, & ISFFLX,itimestep REAL, INTENT(IN) :: & CP, & EP1, & EP2, & KARMAN, & R, & ROVCP, & XLV REAL, DIMENSION(ims:ime, kms:kme, jms:jme), INTENT(IN) :: & P3D, & QV3D, & T3D, & U3D, & V3D REAL, DIMENSION(ims:ime, jms:jme), INTENT(IN) :: & TSK, & PSFC, & XLAND REAL, DIMENSION(ims:ime, jms:jme), INTENT(INOUT) :: & UST, & ZNT REAL, DIMENSION(ims:ime, jms:jme), INTENT(OUT) :: & BR, & CHS, & CHS2, & CPM, & CQS2, & FLHC, & FLQC, & GZ1OZ0, & HFX, & LH, & PSIM, & PSIH, & QFX, & QGH, & QSFC, & U10, & V10, & WSPD REAL :: ESAT REAL (kind=kind_phys) :: & RHOX REAL (kind=kind_phys), DIMENSION(its:ite) :: & CH, & CM, & DDVEL, & DRAIN, & EP, & EVAP, & FH, & FH2, & FM, & HFLX, & PH, & PM, & PRSL1, & PRSLKI, & PS, & Q1, & Q2M, & QSS, & QSURF, & RB, & RCL, & RHO1, & SLIMSK, & STRESS, & T1, & T2M, & THGB, & THX, & TSKIN, & SHELEG, & U1, & U10M, & USTAR, & V1, & V10M, & WIND, & Z0RL, & Z1 INTEGER :: & I, & IM, & J, & K, & KM if(itimestep.eq.0) then CALL GFUNCPHYS endif IM=ITE-ITS+1 KM=KTE-KTS+1 DO J=jts,jte DO i=its,ite DDVEL(I)=0. RCL(i)=1. PRSL1(i)=P3D(i,kts,j)*.001 PS(i)=PSFC(i,j)*.001 Q1(I) = QV3D(i,kts,j) QSURF(I)=0. SHELEG(I)=0. SLIMSK(i)=ABS(XLAND(i,j)-2.) TSKIN(i)=TSK(i,j) T1(I) = T3D(i,kts,j) U1(I) = U3D(i,kts,j) USTAR(I) = UST(i,j) V1(I) = V3D(i,kts,j) Z0RL(I) = ZNT(i,j)*100. ENDDO DO i=its,ite PRSLKI(i)=(PS(I)/PRSL1(I))**ROVCP THGB(I)=TSKIN(i)*(100./PS(I))**ROVCP THX(I)=T1(i)*(100./PRSL1(I))**ROVCP RHO1(I)=PRSL1(I)*1000./(R*T1(I)*(1.+EP1*Q1(I))) Q1(I)=Q1(I)/(1.+Q1(I)) ENDDO CALL PROGTM(IM,KM,PS,U1,V1,T1,Q1, & SHELEG,TSKIN,QSURF, & Z0RL, & U10M,V10M,T2M,Q2M, & CM,CH,RB, & RCL,PRSL1,PRSLKI,SLIMSK, & DRAIN,EVAP,HFLX,STRESS,EP, & FM,FH,USTAR,WIND,DDVEL, & PM,PH,FH2,QSS,Z1 ) DO i=its,ite U10(i,j)=U10M(i) V10(i,j)=V10M(i) BR(i,j)=RB(i) CHS(I,J)=CH(I)*WIND(I) CHS2(I,J)=USTAR(I)*KARMAN/FH2(I) CPM(I,J)=CP*(1.+0.8*QV3D(i,kts,j)) esat = fpvs(t1(i)) QGH(I,J)=ep2*esat/(1000.*ps(i)-esat) QSFC(I,J)=qss(i) PSIH(i,j)=PH(i) PSIM(i,j)=PM(i) UST(i,j)=ustar(i) WSPD(i,j)=WIND(i) ZNT(i,j)=Z0RL(i)*.01 ENDDO DO i=its,ite FLHC(i,j)=CPM(I,J)*RHO1(I)*CHS(I,J) FLQC(i,j)=RHO1(I)*CHS(I,J) GZ1OZ0(i,j)=LOG(Z1(I)/(Z0RL(I)*.01)) CQS2(i,j)=CHS2(I,J) ENDDO IF (ISFFLX.EQ.0) THEN DO i=its,ite HFX(i,j)=0. LH(i,j)=0. QFX(i,j)=0. ENDDO ELSE DO i=its,ite IF(XLAND(I,J)-1.5.GT.0.)THEN HFX(I,J)=FLHC(I,J)*(THGB(I)-THX(I)) ELSEIF(XLAND(I,J)-1.5.LT.0.)THEN HFX(I,J)=FLHC(I,J)*(THGB(I)-THX(I)) HFX(I,J)=AMAX1(HFX(I,J),-250.) ENDIF QFX(I,J)=FLQC(I,J)*(QSFC(I,J)-Q1(I)) QFX(I,J)=AMAX1(QFX(I,J),0.) LH(I,J)=XLV*QFX(I,J) ENDDO ENDIF ENDDO END SUBROUTINE SF_GFS SUBROUTINE PROGTM(IM,KM,PS,U1,V1,T1,Q1, & & SHELEG,TSKIN,QSURF, & & Z0RL, & & U10M,V10M,T2M,Q2M, & & CM, CH, RB, & & RCL,PRSL1,PRSLKI,SLIMSK, & & DRAIN,EVAP,HFLX,STRESS,EP, & & FM,FH,USTAR,WIND,DDVEL, & & PM,PH,FH2,QSS,Z1 ) USE MODULE_GFS_MACHINE, ONLY : kind_phys USE MODULE_GFS_FUNCPHYS, ONLY : fpvs USE MODULE_GFS_PHYSCONS, grav => con_g, SBC => con_sbc, HVAP => con_HVAP & &, CP => con_CP, HFUS => con_HFUS, JCAL => con_JCAL & &, EPS => con_eps, EPSM1 => con_epsm1, t0c => con_t0c & &, RVRDM1 => con_FVirt, RD => con_RD implicit none integer IM, km real(kind=kind_phys), parameter :: cpinv=1.0/cp, HVAPI=1.0/HVAP real(kind=kind_phys) DELT INTEGER SOILTYP(IM), VEGTYPE(IM) real(kind=kind_phys) PS(IM), U1(IM), V1(IM), & & T1(IM), Q1(IM), SHELEG(IM), & & TSKIN(IM), QSURF(IM), SMC(IM,KM), & & STC(IM,KM), DM(IM), SIGMAF(IM), & & CANOPY(IM), DLWFLX(IM), SLRAD(IM), & & SNOWMT(IM), Z0RL(IM), TG3(IM), & & GFLUX(IM), F10M(IM), U10M(IM), & & V10M(IM), T2M(IM), Q2M(IM), & & ZSOIL(IM,KM), CM(IM), CH(IM), & & RB(IM), RHSCNPY(IM), RHSMC(IM,KM), & & AIM(IM,KM), BIM(IM,KM), CIM(IM,KM), & & RCL(IM), PRSL1(IM), PRSLKI(IM), & & SLIMSK(IM), DRAIN(IM), EVAP(IM), & & HFLX(IM), RNET(IM), EP(IM), & & FM(IM), FH(IM), USTAR(IM), & & WIND(IM), DDVEL(IM), STRESS(IM) integer k,i real(kind=kind_phys) CANFAC(IM), & & DDZ(IM), DDZ2(IM), DELTA(IM), & & DEW(IM), DF1(IM), DFT0(IM), & & DFT2(IM), DFT1(IM), & & DMDZ(IM), DMDZ2(IM), DTDZ1(IM), & & DTDZ2(IM), DTV(IM), EC(IM), & & EDIR(IM), ETPFAC(IM), & & FACTSNW(IM), FH2(IM), FM10(IM), & & FX(IM), GX(IM), & & HCPCT(IM), HL1(IM), HL12(IM), & & HLINF(IM), PARTLND(IM), PH(IM), & & PH2(IM), PM(IM), PM10(IM), & & PSURF(IM), Q0(IM), QS1(IM), & & QSS(IM), RAT(IM), RCAP(IM), & & RCH(IM), RHO(IM), RS(IM), & & RSMALL(IM), SLWD(IM), SMCZ(IM), & & SNET(IM), SNOEVP(IM), SNOWD(IM), & & T1O(IM), T2MO(IM), TERM1(IM), & & TERM2(IM), THETA1(IM), THV1(IM), & & TREF(IM), TSURF(IM), TV1(IM), & & TVS(IM), TSURFO(IM), TWILT(IM), & & XX(IM), XRCL(IM), YY(IM), & & Z0(IM), Z0MAX(IM), Z1(IM), & & ZTMAX(IM), ZZ(IM), PS1(IM) real(kind=kind_phys) a0, a0p, a1, a1p, aa, aa0, & & aa1, adtv, alpha, arnu, b1, b1p, & & b2, b2p, bb, bb0, bb1, bb2, & & bfact, ca, cc, cc1, cc2, cfactr, & & ch2o, charnock, cice, convrad, cq, csoil, & & ctfil1,ctfil2, delt2, df2, dfsnow, & & elocp, eth, ff, FMS, & & fhs, g, hl0, hl0inf, & & hl110, hlt, hltinf,OLINF, rcq, rcs, & & rct, restar, rhoh2o,rnu, RSI, & & rss, scanop, sig2k, sigma, smcdry, & & t12, t14, tflx, tgice, topt, & & val, vis, zbot, snomin, tem PARAMETER (CHARNOCK=.014,CA=.4) PARAMETER (G=grav,sigma=sbc) PARAMETER (ALPHA=5.,A0=-3.975,A1=12.32,B1=-7.755,B2=6.041) PARAMETER (A0P=-7.941,A1P=24.75,B1P=-8.705,B2P=7.899,VIS=1.4E-5) PARAMETER (AA1=-1.076,BB1=.7045,CC1=-.05808) PARAMETER (BB2=-.1954,CC2=.009999) PARAMETER (ELOCP=HVAP/CP,DFSNOW=.31,CH2O=4.2E6,CSOIL=1.26E6) PARAMETER (SCANOP=.5,CFACTR=.5,ZBOT=-3.,TGICE=271.2) PARAMETER (CICE=1880.*917.,topt=298.) PARAMETER (RHOH2O=1000.,CONVRAD=JCAL*1.E4/60.) PARAMETER (CTFIL1=.5,CTFIL2=1.-CTFIL1) PARAMETER (RNU=1.51E-5,ARNU=.135*RNU) parameter (snomin=1.0e-9) LOGICAL FLAG(IM), FLAGSNW(IM) real(kind=kind_phys) KT1(IM), KT2(IM), & & ET(IM,KM), & & STSOIL(IM,KM), AI(IM,KM), BI(IM,KM), & & CI(IM,KM), RHSTC(IM,KM) real(kind=kind_phys) rsmax(13), rgl(13), rsmin(13), hs(13), & & smmax(9), smdry(9), smref(9), smwlt(9) data rsmax/13*5000./ data rsmin/150.,100.,125.,150.,100.,70.,40., & & 300.,400.,150.,999.,40.,999./ data rgl/5*30.,65.,4*100.,999.,100.,999./ data hs/41.69,54.53,51.93,47.35,47.35,54.53,36.35, & & 3*42.00,999.,36.35,999./ data smmax/.421,.464,.468,.434,.406,.465,.404,.439,.421/ data smdry/.07,.14,.22,.08,.18,.16,.12,.10,.07/ data smref/.283,.387,.412,.312,.338,.382,.315,.329,.283/ data smwlt/.029,.119,.139,.047,.010,.103,.069,.066,.029/ SIG2K = 1. - 4. * G * 2. / (CP * 280.) DO I=1,IM XRCL(I) = SQRT(RCL(I)) PSURF(I) = 1000. * PS(I) PS1(I) = 1000. * PRSL1(I) WIND(I) = XRCL(I) * SQRT(U1(I) * U1(I) + V1(I) * V1(I)) & & + MAX(0.0_kind_phys, MIN(DDVEL(I), 30.0_kind_phys)) WIND(I) = MAX(WIND(I),1._kind_phys) Q0(I) = MAX(Q1(I),1.E-8_kind_phys) TSURF(I) = TSKIN(I) THETA1(I) = T1(I) * PRSLKI(I) TV1(I) = T1(I) * (1. + RVRDM1 * Q0(I)) THV1(I) = THETA1(I) * (1. + RVRDM1 * Q0(I)) TVS(I) = TSURF(I) * (1. + RVRDM1 * Q0(I)) RHO(I) = PS1(I) / (RD * TV1(I)) qs1(i) = fpvs(t1(i)) QS1(I) = EPS * QS1(I) / (PS1(I) + EPSM1 * QS1(I)) QS1(I) = MAX(QS1(I), 1.E-8_kind_phys) Q0(I) = min(QS1(I),Q0(I)) qss(i) = fpvs(tskin(i)) QSS(I) = EPS * QSS(I) / (PSURF(I) + EPSM1 * QSS(I)) RS(I) = 0. Z0(I) = .01 * Z0RL(i) DM(I) = 1. GOTO 1111 FACTSNW(I) = 10. IF(SLIMSK(I).EQ.2.) FACTSNW(I) = 3. SNOWD(I) = SHELEG(I) / 1000. FLAGSNW(I) = .FALSE. IF(SNOWD(I).GT..001.OR.SLIMSK(I).EQ.2.) RS(I) = 0. IF(SNOWD(I).GT..001) FLAGSNW(I) = .TRUE. IF(SLIMSK(I).EQ.0.) THEN ZSOIL(I,1) = 0. ELSEIF(SLIMSK(I).EQ.1.) THEN ZSOIL(I,1) = -.10 ELSE ZSOIL(I,1) = -3. / KM ENDIF 1111 CONTINUE ENDDO GOTO 2222 DO K = 2, KM DO I=1,IM IF(SLIMSK(I).EQ.0.) THEN ZSOIL(I,K) = 0. ELSEIF(SLIMSK(I).EQ.1.) THEN ZSOIL(I,K) = ZSOIL(I,K-1) & & + (-2. - ZSOIL(I,1)) / (KM - 1) ELSE ZSOIL(I,K) = - 3. * FLOAT(K) / FLOAT(KM) ENDIF ENDDO ENDDO 2222 CONTINUE DO I=1,IM Z1(I) = -RD * TV1(I) * LOG(PS1(I)/PSURF(I)) / G DRAIN(I) = 0. ENDDO DO K = 1, KM DO I=1,IM ET(I,K) = 0. RHSMC(I,K) = 0. AIM(I,K) = 0. BIM(I,K) = 1. CIM(I,K) = 0. STSOIL(I,K) = STC(I,K) ENDDO ENDDO DO I=1,IM EDIR(I) = 0. EC(I) = 0. EVAP(I) = 0. EP(I) = 0. SNOWMT(I) = 0. GFLUX(I) = 0. RHSCNPY(I) = 0. FX(I) = 0. ETPFAC(I) = 0. CANFAC(I) = 0. ENDDO DO I=1,IM IF(SLIMSK(I).EQ.0.) THEN USTAR(I) = SQRT(G * Z0(I) / CHARNOCK) ENDIF Z0MAX(I) = MIN(Z0(I),0.1 * Z1(I)) ZTMAX(I) = Z0MAX(I) IF(SLIMSK(I).EQ.0.) THEN RESTAR = USTAR(I) * Z0MAX(I) / VIS RESTAR = MAX(RESTAR,.000001_kind_phys) RAT(I) = 2.67 * restar ** .25 - 2.57 RAT(I) = min(RAT(I),7._kind_phys) ZTMAX(I) = Z0MAX(I) * EXP(-RAT(I)) ENDIF ENDDO DO I = 1, IM DTV(I) = THV1(I) - TVS(I) ADTV = ABS(DTV(I)) ADTV = MAX(ADTV,.001_kind_phys) DTV(I) = SIGN(1._kind_phys,DTV(I)) * ADTV RB(I) = G * DTV(I) * Z1(I) / (.5 * (THV1(I) + TVS(I)) & & * WIND(I) * WIND(I)) RB(I) = MAX(RB(I),-5000._kind_phys) FM(I) = LOG((Z1(I)) / Z0MAX(I)) FH(I) = LOG((Z1(I)) / ZTMAX(I)) HLINF(I) = RB(I) * FM(I) * FM(I) / FH(I) FM10(I) = LOG((Z0MAX(I)+10.) / Z0MAX(I)) FH2(I) = LOG((ZTMAX(I)+2.) / ZTMAX(I)) ENDDO DO I = 1, IM IF(DTV(I).GE.0.) THEN HL1(I) = HLINF(I) ENDIF IF(DTV(I).GE.0..AND.HLINF(I).GT..25) THEN HL0INF = Z0MAX(I) * HLINF(I) / Z1(I) HLTINF = ZTMAX(I) * HLINF(I) / Z1(I) AA = SQRT(1. + 4. * ALPHA * HLINF(I)) AA0 = SQRT(1. + 4. * ALPHA * HL0INF) BB = AA BB0 = SQRT(1. + 4. * ALPHA * HLTINF) PM(I) = AA0 - AA + LOG((AA + 1.) / (AA0 + 1.)) PH(I) = BB0 - BB + LOG((BB + 1.) / (BB0 + 1.)) FMS = FM(I) - PM(I) FHS = FH(I) - PH(I) HL1(I) = FMS * FMS * RB(I) / FHS ENDIF ENDDO DO I = 1, IM IF(DTV(I).GE.0.) THEN HL0 = Z0MAX(I) * HL1(I) / Z1(I) HLT = ZTMAX(I) * HL1(I) / Z1(I) AA = SQRT(1. + 4. * ALPHA * HL1(I)) AA0 = SQRT(1. + 4. * ALPHA * HL0) BB = AA BB0 = SQRT(1. + 4. * ALPHA * HLT) PM(I) = AA0 - AA + LOG((AA + 1.) / (AA0 + 1.)) PH(I) = BB0 - BB + LOG((BB + 1.) / (BB0 + 1.)) HL110 = HL1(I) * 10. / Z1(I) AA = SQRT(1. + 4. * ALPHA * HL110) PM10(I) = AA0 - AA + LOG((AA + 1.) / (AA0 + 1.)) HL12(I) = HL1(I) * 2. / Z1(I) BB = SQRT(1. + 4. * ALPHA * HL12(I)) PH2(I) = BB0 - BB + LOG((BB + 1.) / (BB0 + 1.)) ENDIF ENDDO DO I=1,IM IF(DTV(I).LT.0.) THEN OLINF = Z1(I) / HLINF(I) IF(ABS(OLINF).LE.50. * Z0MAX(I)) THEN HLINF(I) = -Z1(I) / (50. * Z0MAX(I)) ENDIF ENDIF ENDDO DO I = 1, IM IF(DTV(I).LT.0..AND.HLINF(I).GE.-.5) THEN HL1(I) = HLINF(I) PM(I) = (A0 + A1 * HL1(I)) * HL1(I) & & / (1. + B1 * HL1(I) + B2 * HL1(I) * HL1(I)) PH(I) = (A0P + A1P * HL1(I)) * HL1(I) & & / (1. + B1P * HL1(I) + B2P * HL1(I) * HL1(I)) HL110 = HL1(I) * 10. / Z1(I) PM10(I) = (A0 + A1 * HL110) * HL110 & & / (1. + B1 * HL110 + B2 * HL110 * HL110) HL12(I) = HL1(I) * 2. / Z1(I) PH2(I) = (A0P + A1P * HL12(I)) * HL12(I) & & / (1. + B1P * HL12(I) + B2P * HL12(I) * HL12(I)) ENDIF IF(DTV(I).LT.0.AND.HLINF(I).LT.-.5) THEN HL1(I) = -HLINF(I) PM(I) = LOG(HL1(I)) + 2. * HL1(I) ** (-.25) - .8776 PH(I) = LOG(HL1(I)) + .5 * HL1(I) ** (-.5) + 1.386 HL110 = HL1(I) * 10. / Z1(I) PM10(I) = LOG(HL110) + 2. * HL110 ** (-.25) - .8776 HL12(I) = HL1(I) * 2. / Z1(I) PH2(I) = LOG(HL12(I)) + .5 * HL12(I) ** (-.5) + 1.386 ENDIF ENDDO DO I = 1, IM FM(I) = FM(I) - PM(I) FH(I) = FH(I) - PH(I) FM10(I) = FM10(I) - PM10(I) FH2(I) = FH2(I) - PH2(I) CM(I) = CA * CA / (FM(I) * FM(I)) CH(I) = CA * CA / (FM(I) * FH(I)) CQ = CH(I) STRESS(I) = CM(I) * WIND(I) * WIND(I) USTAR(I) = SQRT(STRESS(I)) ENDDO DO I = 1, IM IF(SLIMSK(I).EQ.0.) THEN Z0(I) = (CHARNOCK / G) * USTAR(I) ** 2 Z0(I) = MIN(Z0(I),.1_kind_phys) Z0(I) = MAX(Z0(I),1.E-7_kind_phys) Z0RL(I) = 100. * Z0(I) ENDIF ENDDO GOTO 5555 DO I = 1, IM RCH(I) = RHO(I) * CP * CH(I) * WIND(I) ENDDO DO I = 1, IM IF(SLIMSK(I).EQ.0.) THEN EVAP(I) = ELOCP * RCH(I) * (QSS(I) - Q1(I)) DM(I) = 1. QSURF(I) = QSS(I) ENDIF ENDDO DO I = 1, IM GFLUX(I) = 0. IF(SLIMSK(I).EQ.1.) THEN SMCZ(I) = .5 * (SMC(I,1) + .20) DFT0(I) = KTSOIL(SMCZ(I),SOILTYP(I)) ELSEIF(SLIMSK(I).EQ.2.) THEN DFT0(I) = 2.2 ENDIF ENDDO DO I=1,IM IF(SLIMSK(I).NE.0.) THEN IF(FLAGSNW(I)) THEN TFLX = MIN(T1(I), TSURF(I)) GFLUX(I) = -DFSNOW * (TFLX - STSOIL(I,1)) & & / (FACTSNW(I) * MAX(SNOWD(I),.001_kind_phys)) ELSE GFLUX(I) = DFT0(I) * (STSOIL(I,1) - TSURF(I)) & & / (-.5 * ZSOIL(I,1)) ENDIF GFLUX(I) = MAX(GFLUX(I),-200._kind_phys) GFLUX(I) = MIN(GFLUX(I),+200._kind_phys) ENDIF ENDDO DO I = 1, IM FLAG(I) = SLIMSK(I).NE.0. PARTLND(I) = 1. IF(SNOWD(I).GT.0..AND.SNOWD(I).LE..001) THEN PARTLND(I) = 1. - SNOWD(I) / .001 ENDIF ENDDO DO I = 1, IM SNOEVP(I) = 0. if(SNOWD(I).gt..001) PARTLND(I) = 0. ENDDO DO I = 1, IM IF(FLAG(I)) THEN T12 = T1(I) * T1(I) T14 = T12 * T12 RCAP(I) = -SLWD(I) - SIGMA * T14 + GFLUX(I) & & - RCH(I) * (T1(I) - THETA1(I)) RSMALL(I) = 4. * SIGMA * T1(I) * T12 / RCH(I) + 1. DELTA(I) = ELOCP * EPS * HVAP * QS1(I) / (RD * T12) TERM1(I) = ELOCP * RSMALL(I) * RCH(I)*(QS1(I)-Q0(I)) TERM2(I) = RCAP(I) * DELTA(I) EP(I) = (ELOCP * RSMALL(I) * RCH(I) * (QS1(I) - Q0(I)) & & + RCAP(I) * DELTA(I)) EP(I) = EP(I) / (RSMALL(I) + DELTA(I)) ENDIF ENDDO DO I = 1, IM FLAG(I) = SLIMSK(I).EQ.1..AND.EP(I).GT.0. ENDDO DO I = 1, IM IF(FLAG(I)) THEN DF1(I) = FUNCDF(SMC(I,1),SOILTYP(I)) KT1(I) = FUNCKT(SMC(I,1),SOILTYP(I)) endif if(FLAG(I).and.STC(I,1).lt.t0c) then DF1(I) = 0. KT1(I) = 0. endif IF(FLAG(I)) THEN TREF(I) = smref(SOILTYP(I)) TWILT(I) = smwlt(SOILTYP(I)) smcdry = smdry(SOILTYP(I)) FX(I) = -2. * DF1(I) * (SMC(I,1) - smcdry) / ZSOIL(I,1) & & - KT1(I) FX(I) = MIN(FX(I), EP(I)/HVAP) FX(I) = MAX(FX(I),0._kind_phys) EDIR(I) = FX(I) * (1. - SIGMAF(I)) * PARTLND(I) ENDIF ENDDO DO I = 1, IM if(FLAG(I)) then ff = .55 * 2. * SNET(I) / rgl(VEGTYPE(I)) rcs = (ff + RS(I)/rsmax(VEGTYPE(I))) / (1. + ff) rcs = max(rcs,.0001_kind_phys) rct = 1. rcq = 1. RS(I) = RS(I) / (rcs * rct * rcq) endif ENDDO DO I = 1, IM IF(FLAG(I)) THEN CANFAC(I) = (CANOPY(I) / SCANOP) ** CFACTR endif IF(FLAG(I)) THEN ETPFAC(I) = SIGMAF(I) & & * (1. - CANFAC(I)) / HVAP GX(I) = (SMC(I,1) - TWILT(I)) / (TREF(I) - TWILT(I)) GX(I) = MAX(GX(I),0._kind_phys) GX(I) = MIN(GX(I),1._kind_phys) rss = GX(I) * (ZSOIL(I,1) / ZSOIL(I,km)) rss = max(rss,.0001_kind_phys) RSI = RS(I) / rss eth = (TERM1(I) + TERM2(I)) / & & (DELTA(I) + RSMALL(I) * (1. + RSI * CH(I) * WIND(I))) ET(I,1) = ETPFAC(I) * eth & & * PARTLND(I) ENDIF ENDDO DO K = 2, KM DO I=1,IM IF(FLAG(I)) THEN GX(I) = (SMC(I,K) - TWILT(I)) / (TREF(I) - TWILT(I)) GX(I) = MAX(GX(I),0._kind_phys) GX(I) = MIN(GX(I),1._kind_phys) rss = GX(I) * ((ZSOIL(I,k) - ZSOIL(I,k-1))/ZSOIL(I,km)) rss = max(rss,1.e-6_kind_phys) RSI = RS(I) / rss eth = (TERM1(I) + TERM2(I)) / & & (DELTA(I) + RSMALL(I) * (1. + RSI * CH(I) * WIND(I))) ET(I,K) = eth & & * ETPFAC(I) * PARTLND(I) ENDIF ENDDO ENDDO 400 CONTINUE DO I=1,IM IF(FLAG(I)) THEN EC(I) = SIGMAF(I) * CANFAC(I) * EP(I) / HVAP EC(I) = EC(I) * PARTLND(I) EC(I) = min(EC(I),CANOPY(I)/delt) ENDIF ENDDO DO I = 1, IM IF(FLAG(I)) THEN EVAP(I) = EDIR(I) + EC(I) ENDIF ENDDO DO K = 1, KM DO I=1,IM IF(FLAG(I)) THEN EVAP(I) = EVAP(I) + ET(I,K) ENDIF ENDDO ENDDO DO I=1,IM IF(FLAG(I)) THEN EVAP(I) = MIN(EVAP(I)*HVAP,EP(I)) ENDIF ENDDO DO I = 1, IM IF(SLIMSK(I).EQ.2.) THEN EVAP(I) = PARTLND(I) * EP(I) ENDIF ENDDO DO I = 1, IM FLAG(I) = SLIMSK(I).NE.0..AND.EP(I).LE.0. DEW(I) = 0. ENDDO DO I = 1, IM IF(FLAG(I)) THEN DEW(I) = -EP(I) * DELT / (HVAP * RHOH2O) EVAP(I) = EP(I) DEW(I) = DEW(I) * PARTLND(I) EVAP(I) = EVAP(I) * PARTLND(I) DM(I) = 1. ENDIF ENDDO DO I = 1, IM FLAG(I) = SLIMSK(I).NE.0..AND.SNOWD(I).GT.0. ENDDO DO I = 1, IM IF(FLAG(I)) THEN BFACT = SNOWD(I) / (DELT * EP(I) / (HVAP * RHOH2O)) BFACT = MIN(BFACT,1._kind_phys) IF(EP(I).LE.0.) BFACT = 1. IF(SNOWD(I).LE..001) THEN SNOEVP(I) = bfact * EP(I) EVAP(I)=EVAP(I)+SNOEVP(I)*(1.-PARTLND(I)) ELSE SNOEVP(I) = bfact * EP(I) EVAP(I) = SNOEVP(I) ENDIF TSURF(I) = T1(I) + & & (RCAP(I) - GFLUX(I) - DFSNOW * (T1(I) - STSOIL(I,1)) & & /(FACTSNW(I) * MAX(SNOWD(I),.001_kind_phys)) & & - SNOEVP(I)) / (RSMALL(I) * RCH(I) & & + DFSNOW / (FACTSNW(I)* MAX(SNOWD(I),.001_kind_phys))) SNOWD(I) = SNOWD(I) - SNOEVP(I) * delt / (rhoh2o * hvap) SNOWD(I) = MAX(SNOWD(I),0._kind_phys) ENDIF ENDDO 500 CONTINUE DO I = 1, IM FLAG(I) = SLIMSK(I).NE.0. & & .AND.SNOWD(I).GT..0 ENDDO DO I = 1, IM IF(FLAG(I).AND.TSURF(I).GT.T0C) THEN SNOWMT(I) = RCH(I) * RSMALL(I) * DELT & & * (TSURF(I) - T0C) / (RHOH2O * HFUS) SNOWMT(I) = min(SNOWMT(I),SNOWD(I)) SNOWD(I) = SNOWD(I) - SNOWMT(I) SNOWD(I) = MAX(SNOWD(I),0._kind_phys) TSURF(I) = MAX(T0C,TSURF(I) & & -HFUS*SNOWMT(I)*RHOH2O/(RCH(I)*RSMALL(I)*DELT)) ENDIF ENDDO DO I = 1, IM IF (SNOWD(I) .GT. snomin) THEN qss(i) = fpvs(tsurf(i)) QSS(I) = EPS * QSS(I) / (PSURF(I) + EPSM1 * QSS(I)) EVAP(I) = elocp * RCH(I) * (QSS(I) - Q0(I)) ENDIF ENDDO DO I = 1, IM FLAG(I) = SLIMSK(I).EQ.1. if(FLAG(I)) then DF1(I) = FUNCDF(SMCZ(I),SOILTYP(I)) KT1(I) = FUNCKT(SMCZ(I),SOILTYP(I)) endif if(FLAG(I).and.STC(I,1).lt.t0c) then DF1(I) = 0. KT1(I) = 0. endif IF(FLAG(I)) THEN RHSCNPY(I) = -EC(I) + SIGMAF(I) * RHOH2O * DEW(I) / DELT SMCZ(I) = MAX(SMC(I,1), SMC(I,2)) DMDZ(I) = (SMC(I,1) - SMC(I,2)) / (-.5 * ZSOIL(I,2)) RHSMC(I,1) = (DF1(I) * DMDZ(I) + KT1(I) & & + (EDIR(I) + ET(I,1))) / (ZSOIL(I,1) * RHOH2O) RHSMC(I,1) = RHSMC(I,1) - (1. - SIGMAF(I)) * DEW(I) / & & ( ZSOIL(I,1) * delt) DDZ(I) = 1. / (-.5 * ZSOIL(I,2)) AIM(I,1) = 0. BIM(I,1) = DF1(I) * DDZ(I) / (-ZSOIL(I,1) * RHOH2O) CIM(I,1) = -BIM(I,1) ENDIF ENDDO DO K = 2, KM IF(K.LT.KM) THEN DO I=1,IM IF(FLAG(I)) THEN DF2 = FUNCDF(SMCZ(I),SOILTYP(I)) KT2(I) = FUNCKT(SMCZ(I),SOILTYP(I)) ENDIF IF(FLAG(I).and.STC(I,k).lt.t0c) THEN df2 = 0. KT2(I) = 0. ENDIF IF(FLAG(I)) THEN DMDZ2(I) = (SMC(I,K) - SMC(I,K+1)) & & / (.5 * (ZSOIL(I,K-1) - ZSOIL(I,K+1))) SMCZ(I) = MAX(SMC(I,K), SMC(I,K+1)) RHSMC(I,K) = (DF2 * DMDZ2(I) + KT2(I) & & - DF1(I) * DMDZ(I) - KT1(I) + ET(I,K)) & & / (RHOH2O*(ZSOIL(I,K) - ZSOIL(I,K-1))) DDZ2(I) = 2. / (ZSOIL(I,K-1) - ZSOIL(I,K+1)) CIM(I,K) = -DF2 * DDZ2(I) & & / ((ZSOIL(I,K-1) - ZSOIL(I,K))*RHOH2O) ENDIF ENDDO ELSE DO I = 1, IM IF(FLAG(I)) THEN KT2(I) = FUNCKT(SMC(I,K),SOILTYP(I)) ENDIF if(FLAG(I).and.STC(I,k).lt.t0c) KT2(I) = 0. IF(FLAG(I)) THEN RHSMC(I,K) = (KT2(I) & & - DF1(I) * DMDZ(I) - KT1(I) + ET(I,K)) & & / (RHOH2O*(ZSOIL(I,K) - ZSOIL(I,K-1))) DRAIN(I) = KT2(I) CIM(I,K) = 0. ENDIF ENDDO ENDIF DO I = 1, IM IF(FLAG(I)) THEN AIM(I,K) = -DF1(I) * DDZ(I) & & / ((ZSOIL(I,K-1) - ZSOIL(I,K))*RHOH2O) BIM(I,K) = -(AIM(I,K) + CIM(I,K)) DF1(I) = DF2 KT1(I) = KT2(I) DMDZ(I) = DMDZ2(I) DDZ(I) = DDZ2(I) ENDIF ENDDO ENDDO 600 CONTINUE DO I=1,IM FLAG(I) = SLIMSK(I).NE.0. ENDDO DO I=1,IM IF(FLAG(I).AND..NOT.FLAGSNW(I)) THEN YY(I) = T1(I) + & & (RCAP(I)-GFLUX(I) & & - EVAP(I)) / (RSMALL(I) * RCH(I)) ZZ(I) = 1. + DFT0(I) / (-.5 * ZSOIL(I,1) * RCH(I) * RSMALL(I)) XX(I) = DFT0(I) * (STSOIL(I,1) - YY(I)) / & & (.5 * ZSOIL(I,1) * ZZ(I)) ENDIF IF(FLAG(I).AND.FLAGSNW(I)) THEN YY(I) = STSOIL(I,1) ZZ(I) = 1. XX(I) = DFSNOW * (STSOIL(I,1) - TSURF(I)) & & / (-FACTSNW(I) * MAX(SNOWD(I),.001_kind_phys)) ENDIF ENDDO DO I = 1, IM IF(FLAG(I)) THEN SMCZ(I) = MAX(SMC(I,1), SMC(I,2)) DTDZ1(I) = (STSOIL(I,1) - STSOIL(I,2)) / (-.5 * ZSOIL(I,2)) IF(SLIMSK(I).EQ.1.) THEN DFT1(I) = KTSOIL(SMCZ(I),SOILTYP(I)) HCPCT(I) = SMC(I,1) * CH2O + (1. - SMC(I,1)) * CSOIL ELSE DFT1(I) = DFT0(I) HCPCT(I) = CICE ENDIF DFT2(I) = DFT1(I) DDZ(I) = 1. / (-.5 * ZSOIL(I,2)) AI(I,1) = 0. BI(I,1) = DFT1(I) * DDZ(I) / (-ZSOIL(I,1) * HCPCT(I)) CI(I,1) = -BI(I,1) BI(I,1) = BI(I,1) & & + DFT0(I) / (.5 * ZSOIL(I,1) **2 * HCPCT(I) * ZZ(I)) RHSTC(I,1) = (DFT1(I) * DTDZ1(I) - XX(I)) & & / (ZSOIL(I,1) * HCPCT(I)) ENDIF ENDDO DO K = 2, KM DO I=1,IM IF(SLIMSK(I).EQ.1.) THEN HCPCT(I) = SMC(I,K) * CH2O + (1. - SMC(I,K)) * CSOIL ELSEIF(SLIMSK(I).EQ.2.) THEN HCPCT(I) = CICE ENDIF ENDDO IF(K.LT.KM) THEN DO I = 1, IM IF(FLAG(I)) THEN DTDZ2(I) = (STSOIL(I,K) - STSOIL(I,K+1)) & & / (.5 * (ZSOIL(I,K-1) - ZSOIL(I,K+1))) SMCZ(I) = MAX(SMC(I,K), SMC(I,K+1)) IF(SLIMSK(I).EQ.1.) THEN DFT2(I) = KTSOIL(SMCZ(I),SOILTYP(I)) ENDIF DDZ2(I) = 2. / (ZSOIL(I,K-1) - ZSOIL(I,K+1)) CI(I,K) = -DFT2(I) * DDZ2(I) & & / ((ZSOIL(I,K-1) - ZSOIL(I,K)) * HCPCT(I)) ENDIF ENDDO ELSE DO I = 1, IM IF(SLIMSK(I).EQ.1.) THEN DTDZ2(I) = (STSOIL(I,K) - TG3(I)) & & / (.5 * (ZSOIL(I,K-1) + ZSOIL(I,K)) - ZBOT) DFT2(I) = KTSOIL(SMC(I,K),SOILTYP(I)) CI(I,K) = 0. ENDIF IF(SLIMSK(I).EQ.2.) THEN DTDZ2(I) = (STSOIL(I,K) - TGICE) & & / (.5 * ZSOIL(I,K-1) - .5 * ZSOIL(I,K)) DFT2(I) = DFT1(I) CI(I,K) = 0. ENDIF ENDDO ENDIF DO I = 1, IM IF(FLAG(I)) THEN RHSTC(I,K) = (DFT2(I) * DTDZ2(I) - DFT1(I) * DTDZ1(I)) & & / ((ZSOIL(I,K) - ZSOIL(I,K-1)) * HCPCT(I)) AI(I,K) = -DFT1(I) * DDZ(I) & & / ((ZSOIL(I,K-1) - ZSOIL(I,K)) * HCPCT(I)) BI(I,K) = -(AI(I,K) + CI(I,K)) DFT1(I) = DFT2(I) DTDZ1(I) = DTDZ2(I) DDZ(I) = DDZ2(I) ENDIF ENDDO ENDDO 700 CONTINUE DO K = 1, KM DO I=1,IM IF(FLAG(I)) THEN RHSTC(I,K) = RHSTC(I,K) * DELT2 AI(I,K) = AI(I,K) * DELT2 BI(I,K) = 1. + BI(I,K) * DELT2 CI(I,K) = CI(I,K) * DELT2 ENDIF ENDDO ENDDO DO I=1,IM IF(FLAG(I)) THEN CI(I,1) = -CI(I,1) / BI(I,1) RHSTC(I,1) = RHSTC(I,1) / BI(I,1) ENDIF ENDDO DO K = 2, KM DO I=1,IM IF(FLAG(I)) THEN CC = 1. / (BI(I,K) + AI(I,K) * CI(I,K-1)) CI(I,K) = -CI(I,K) * CC RHSTC(I,K) = (RHSTC(I,K) - AI(I,K) * RHSTC(I,K-1)) * CC ENDIF ENDDO ENDDO DO I=1,IM IF(FLAG(I)) THEN CI(I,KM) = RHSTC(I,KM) ENDIF ENDDO DO K = KM-1, 1 DO I=1,IM IF(FLAG(I)) THEN CI(I,K) = CI(I,K) * CI(I,K+1) + RHSTC(I,K) ENDIF ENDDO ENDDO DO K = 1, KM DO I=1,IM IF(FLAG(I)) THEN STSOIL(I,K) = STSOIL(I,K) + CI(I,K) ENDIF ENDDO ENDDO DO I=1,IM IF(SLIMSK(I).NE.0..AND..NOT.FLAGSNW(I)) THEN TSURF(I) = (YY(I) + (ZZ(I) - 1.) * STSOIL(I,1)) / ZZ(I) ENDIF IF(SLIMSK(I).EQ.2..AND..NOT.FLAGSNW(I)) THEN TSURF(I) = MIN(TSURF(I),T0C) ENDIF ENDDO DO K = 1, KM DO I=1,IM IF(SLIMSK(I).EQ.2) THEN STSOIL(I,K) = MIN(STSOIL(I,K),T0C) ENDIF ENDDO ENDDO DO I=1,IM IF(SLIMSK(I).NE.0.) THEN TSKIN(I) = CTFIL1 * TSURF(I) + CTFIL2 * TSKIN(I) ENDIF ENDDO DO K = 1, KM DO I=1,IM IF(SLIMSK(I).NE.0.) THEN STC(I,K) = CTFIL1 * STSOIL(I,K) + CTFIL2 * STC(I,K) ENDIF ENDDO ENDDO DO I=1,IM FLAG(I) = SLIMSK(I).NE.0. & & .AND.FLAGSNW(I) ENDDO DO I = 1, IM IF(FLAG(I)) THEN GFLUX(I) = -DFSNOW * (TSKIN(I) - STC(I,1)) & & / (FACTSNW(I) * MAX(SNOWD(I),.001_kind_phys)) ENDIF ENDDO DO I = 1, IM IF( SLIMSK(I).NE.0..AND..NOT.FLAGSNW(I)) THEN GFLUX(I) = DFT0(I) * (STC(I,1) - TSKIN(I)) & & / (-.5 * ZSOIL(I,1)) ENDIF ENDDO 5555 CONTINUE DO I = 1, IM F10M(I) = FM10(I) / FM(I) F10M(I) = min(F10M(I),1._kind_phys) U10M(I) = F10M(I) * XRCL(I) * U1(I) V10M(I) = F10M(I) * XRCL(I) * V1(I) ENDDO 6000 FORMAT(8(F8.2,',')) RETURN END SUBROUTINE PROGTM SUBROUTINE PROGT2(IM,KM,RHSCNPY, & & RHSMC,AI,BI,CI,SMC,SLIMSK, & & CANOPY,PRECIP,RUNOFF,SNOWMT, & & ZSOIL,SOILTYP,SIGMAF,DELT,me) USE MODULE_GFS_MACHINE , ONLY : kind_phys implicit none integer km, IM, me real(kind=kind_phys) delt real(kind=kind_phys) RHSCNPY(IM), RHSMC(IM,KM), AI(IM,KM), & & BI(IM,KM), CI(IM,KM), SMC(IM,KM), & & SLIMSK(IM), CANOPY(IM), PRECIP(IM), & & RUNOFF(IM), SNOWMT(IM), ZSOIL(IM,KM), & & SIGMAF(IM) INTEGER SOILTYP(IM) integer k, lond, i real(kind=kind_phys) CNPY(IM), PRCP(IM), TSAT(IM), & & INF(IM), INFMAX(IM), SMSOIL(IM,KM) real(kind=kind_phys) cc, ctfil1, ctfil2, delt2, & & drip, rffact, rhoh2o, & & rzero, scanop, tdif, KSAT LOGICAL FLAG(IM) PARAMETER (SCANOP=.5, RHOH2O=1000.) PARAMETER (CTFIL1=.5, CTFIL2=1.-CTFIL1) PARAMETER (RFFACT=.15) LOND = 353 DELT2 = DELT * 2. DO I=1,IM PRCP(I) = RHOH2O * (PRECIP(I)+SNOWMT(I)) / DELT RUNOFF(I) = 0. CNPY(I) = CANOPY(I) ENDDO DO I=1,IM IF(SLIMSK(I).EQ.1.) THEN RHSCNPY(I) = RHSCNPY(I) + SIGMAF(I) * PRCP(I) CANOPY(I) = CANOPY(I) + DELT * RHSCNPY(I) CANOPY(I) = MAX(CANOPY(I),0._kind_phys) PRCP(I) = PRCP(I) * (1. - SIGMAF(I)) IF(CANOPY(I).GT.SCANOP) THEN DRIP = CANOPY(I) - SCANOP CANOPY(I) = SCANOP PRCP(I) = PRCP(I) + DRIP / DELT ENDIF INF(I) = PRCP(I) TSAT(I) = THSAT(SOILTYP(I)) INFMAX(I) = (-ZSOIL(I,1)) * & & ((TSAT(I) - SMC(I,1)) / DELT - RHSMC(I,1)) & & * RHOH2O INFMAX(I) = MAX(RFFACT*INFMAX(I),0._kind_phys) IF(INF(I).GT.INFMAX(I)) THEN RUNOFF(I) = INF(I) - INFMAX(I) INF(I) = INFMAX(I) ENDIF INF(I) = INF(I) / RHOH2O RHSMC(I,1) = RHSMC(I,1) - INF(I) / ZSOIL(I,1) ENDIF ENDDO DO I=1,IM FLAG(I) = SLIMSK(I).EQ.1. ENDDO DO K = 1, KM DO I=1,IM IF(FLAG(I)) THEN RHSMC(I,K) = RHSMC(I,K) * DELT2 AI(I,K) = AI(I,K) * DELT2 BI(I,K) = 1. + BI(I,K) * DELT2 CI(I,K) = CI(I,K) * DELT2 ENDIF ENDDO ENDDO DO I=1,IM IF(FLAG(I)) THEN CI(I,1) = -CI(I,1) / BI(I,1) RHSMC(I,1) = RHSMC(I,1) / BI(I,1) ENDIF ENDDO DO K = 2, KM DO I=1,IM IF(FLAG(I)) THEN CC = 1. / (BI(I,K) + AI(I,K) * CI(I,K-1)) CI(I,K) = -CI(I,K) * CC RHSMC(I,K)=(RHSMC(I,K)-AI(I,K)*RHSMC(I,K-1))*CC ENDIF ENDDO ENDDO DO I=1,IM IF(FLAG(I)) THEN CI(I,KM) = RHSMC(I,KM) ENDIF ENDDO DO K = KM-1, 1 DO I=1,IM IF(FLAG(I)) THEN CI(I,K) = CI(I,K) * CI(I,K+1) + RHSMC(I,K) ENDIF ENDDO ENDDO 100 CONTINUE DO K = 1, KM DO I=1,IM IF(FLAG(I)) THEN SMSOIL(I,K) = SMC(I,K) + CI(I,K) SMSOIL(I,K) = MAX(SMSOIL(I,K),0._kind_phys) TDIF = MAX(SMSOIL(I,K) - TSAT(I),0._kind_phys) RUNOFF(I) = RUNOFF(I) - & & RHOH2O * TDIF * ZSOIL(I,K) / DELT SMSOIL(I,K) = SMSOIL(I,K) - TDIF ENDIF ENDDO ENDDO DO K = 1, KM DO I=1,IM IF(FLAG(I)) THEN SMC(I,K) = CTFIL1 * SMSOIL(I,K) + CTFIL2 * SMC(I,K) ENDIF ENDDO ENDDO RETURN END SUBROUTINE PROGT2 FUNCTION KTSOIL(THETA,KTYPE) USE MODULE_GFS_MACHINE , ONLY : kind_phys USE module_progtm , ONLY : TSAT, DFKT implicit none integer ktype,kw real(kind=kind_phys) ktsoil, theta, w W = (THETA / TSAT(KTYPE)) * 20. + 1. KW = W KW = MIN(KW,21) KW = MAX(KW,1) KTSOIL = DFKT(KW,KTYPE) & & + (W - KW) * (DFKT(KW+1,KTYPE) - DFKT(KW,KTYPE)) RETURN END FUNCTION KTSOIL FUNCTION FUNCDF(THETA,KTYPE) USE MODULE_GFS_MACHINE , ONLY : kind_phys USE module_progtm , ONLY : TSAT, DFK implicit none integer ktype,kw real(kind=kind_phys) funcdf,theta,w W = (THETA / TSAT(KTYPE)) * 20. + 1. KW = W KW = MIN(KW,21) KW = MAX(KW,1) FUNCDF = DFK(KW,KTYPE) & & + (W - KW) * (DFK(KW+1,KTYPE) - DFK(KW,KTYPE)) RETURN END FUNCTION FUNCDF FUNCTION FUNCKT(THETA,KTYPE) USE MODULE_GFS_MACHINE , ONLY : kind_phys USE module_progtm , ONLY : TSAT, KTK implicit none integer ktype,kw real(kind=kind_phys) funckt,theta,w W = (THETA / TSAT(KTYPE)) * 20. + 1. KW = W KW = MIN(KW,21) KW = MAX(KW,1) FUNCKT = KTK(KW,KTYPE) & & + (W - KW) * (KTK(KW+1,KTYPE) - KTK(KW,KTYPE)) RETURN END FUNCTION FUNCKT FUNCTION THSAT(KTYPE) USE MODULE_GFS_MACHINE , ONLY : kind_phys USE module_progtm , ONLY : TSAT implicit none integer ktype real(kind=kind_phys) thsat THSAT = TSAT(KTYPE) RETURN END FUNCTION THSAT FUNCTION TWLT(KTYPE) USE MODULE_GFS_MACHINE , ONLY : kind_phys implicit none integer ktype real(kind=kind_phys) twlt TWLT = .1 RETURN END FUNCTION TWLT END MODULE module_sf_gfs