Skip to content

1)Add changes of total cloud fraction for FV3 GFS; 2)Tweak DBZI. #142

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
WenMeng-NOAA merged 1 commit into from
Jun 19, 2020
Merged

1)Add changes of total cloud fraction for FV3 GFS; 2)Tweak DBZI. #142

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
39 changes: 36 additions & 3 deletions sorc/ncep_post.fd/CLDRAD.f
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -967,8 +967,9 @@ SUBROUTINE CLDRAD
endif
ENDIF
!
nmmb_clds1: IF ((MODELNAME=='NMM' .AND. GRIDTYPE=='B') .OR. &
MODELNAME=='FV3R'.OR. MODELNAME=='GFS') THEN
IF ((MODELNAME=='NMM' .AND. GRIDTYPE=='B') .OR. &
MODELNAME=='FV3R') THEN
!nmmb_clds1
!
!-- Initialize low, middle, high, and total cloud cover;
! also a method for cloud ceiling height
Expand Down Expand Up @@ -1024,7 +1025,39 @@ SUBROUTINE CLDRAD
ENDDO ! I
ENDDO ! J
ENDDO ! L
ENDIF nmmb_clds1
!end nmmb_clds1
ELSEIF (MODELNAME=='GFS') THEN
!Initialize for GLOBAL FV3 which has cluod fraction in range from
!0.0 to 1.0
!
!-- Initialize low, middle, high, and total cloud cover;
! also a method for cloud ceiling height
!
DO J=JSTA,JEND
DO I=1,IM
CFRACL(I,J)=0.
CFRACM(I,J)=0.
CFRACH(I,J)=0.
TCLD(I,J)=0.
ENDDO
ENDDO
DO L=LM,1,-1
DO J=JSTA,JEND
DO I=1,IM
FRAC=CFR(I,J,L) !- 3D cloud fraction at model layers
PCLDBASE=PMID(I,J,L) !-- Using PCLDBASE variable for convenience
IF (PCLDBASE>=PTOP_LOW) THEN
CFRACL(I,J)=MAX(CFRACL(I,J),FRAC)
ELSE IF (PCLDBASE>=PTOP_MID) THEN
CFRACM(I,J)=MAX(CFRACM(I,J),FRAC)
ELSE
CFRACH(I,J)=MAX(CFRACH(I,J),FRAC)
ENDIF
TCLD(I,J)=MAX(TCLD(I,J),FRAC)
ENDDO ! I
ENDDO ! J
ENDDO ! L
ENDIF
!
!*** BLOCK 2. 2-D CLOUD FIELDS.
!
Expand Down
1 change: 1 addition & 0 deletions sorc/ncep_post.fd/MDLFLD.f
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -635,6 +635,7 @@ SUBROUTINE MDLFLD
DBZI(I,J,L) = DBZ(I,J,L)
ENDIF
ELSEIF (IICE == 1) THEN
DBZI(I,J,L) = 0.
QQG(I,J,L) = max(QQG(I,J,L),0.0)
if(QQR(I,J,L) < SPVAL .and. QQR(I,J,L)> 0.0) then
DBZR(I,J,L) = ((QQR(I,J,L)*DENS)**1.75) * 3.630803E-9 * 1.E18 ! Z FOR RAIN
Expand Down