diff --git a/physics/Interstitials/UFS_SCM_NEPTUNE/sfcsub.F b/physics/Interstitials/UFS_SCM_NEPTUNE/sfcsub.F
index a69dbea26..7b9960053 100644
--- a/physics/Interstitials/UFS_SCM_NEPTUNE/sfcsub.F
+++ b/physics/Interstitials/UFS_SCM_NEPTUNE/sfcsub.F
@@ -8749,13 +8749,10 @@ subroutine fixrda(lugb,fngrib,kpds5,slmask,                       &
 !
 !  no matching ih found. search nearest hour
 !
-        if(ihr.eq.6) then
+        if(ihr.gt.0.and.ihr.le.12) then
           ihr=0
           go to 50
-        elseif(ihr.eq.12) then
-          ihr=0
-          go to 50
-        elseif(ihr.eq.18) then
+        elseif(ihr.gt.0.and.ihr.le.23) then
           ihr=12
           go to 50
         elseif(ihr.eq.0.or.ihr.eq.-1) then