diff --git a/model/src/wminitmd.F90 b/model/src/wminitmd.F90
index 7d39b94d94..4dad61f4ac 100644
--- a/model/src/wminitmd.F90
+++ b/model/src/wminitmd.F90
@@ -774,6 +774,7 @@ SUBROUTINE WMINIT ( IDSI, IDSO, IDSS, IDST, IDSE, IFNAME,       &
          FLGR2(NOGRP,NGRPP,NRGRD),FLG2D(NOGRP,NGRPP), FLG1D(NOGRP), &
          FLG2(NOGRP,NRGRD),OUTFF(8,0:NRGRD))
     !
+    ODAT(:,:) = 0
     MDS    = -1
     MDSF   = -1
     FLGR2  = .FALSE.
@@ -4155,8 +4156,9 @@ SUBROUTINE WMINITNML ( IDSI, IDSO, IDSS, IDST, IDSE, IFNAME,       &
          FLGRD(NOGRP,NGRPP,NRGRD), OT2(0:NRGRD), FLGD(NOGRP,NRGRD), &
          MDSF(-NRINP:NRGRD,JFIRST:9), IPRT(6,NRGRD), LPRT(NRGRD),   &
          FLGR2(NOGRP,NGRPP,NRGRD),FLG2D(NOGRP,NGRPP), FLG1D(NOGRP), &
-         FLG2(NOGRP,NRGRD),OUTFF(7,0:NRGRD))
+         FLG2(NOGRP,NRGRD),OUTFF(8,0:NRGRD))
     !
+    ODAT(:,:) = 0
     MDS    = -1
     MDSF   = -1
     FLGR2  = .FALSE.
diff --git a/model/src/wmwavemd.F90 b/model/src/wmwavemd.F90
index eefc411efb..e788d846af 100644
--- a/model/src/wmwavemd.F90
+++ b/model/src/wmwavemd.F90
@@ -401,6 +401,7 @@ SUBROUTINE WMWAVE ( TEND )
     !
     ! 0.d Output
     !
+    TPRNT(:) = 0
     IF ( MDSS.NE.MDSO .AND. NMPSCR.EQ.IMPROC ) THEN
       CALL WMPRNT ( MDSO, NRGRD, TSYNC(:,0), GRSTAT )
       CALL STME21 ( TSYNC(:,0), MTIME )