diff --git a/src/clm5/oasis3/oas_defineMod.F90 b/src/clm5/oasis3/oas_defineMod.F90
index 04b5d7d45..5ac3d7700 100644
--- a/src/clm5/oasis3/oas_defineMod.F90
+++ b/src/clm5/oasis3/oas_defineMod.F90
@@ -173,6 +173,8 @@ subroutine oas_definitions_init(bounds)
       IF (ierror /= 0) CALL oasis_abort(oas_comp_id, oas_comp_name, 'Failure in oasis_def_var for CLMSHFLX.')
       CALL oasis_def_var(oas_id_lh, "CLMLHFLX", grid_id, var_nodims, OASIS_Out, OASIS_Real, ierror) !18
       IF (ierror /= 0) CALL oasis_abort(oas_comp_id, oas_comp_name, 'Failure in oasis_def_var for CLMLHFLX.')
+      CALL oasis_def_var(oas_id_rh, "CLM_RAH1", grid_id, var_nodims, OASIS_Out, OASIS_Real, ierror) !20
+      IF (ierror /= 0) CALL oasis_abort(oas_comp_id, oas_comp_name, 'Failure in oasis_def_var for CLM_RAH1.')
     END IF
     CALL oasis_def_var(oas_id_st, "CLMTGRND", grid_id, var_nodims, OASIS_Out, OASIS_Real, ierror) !19
     IF (ierror /= 0) CALL oasis_abort(oas_comp_id, oas_comp_name, 'Failure in oasis_def_var for CLMTGRND.')
diff --git a/src/clm5/oasis3/oas_sendReceiveMod.F90 b/src/clm5/oasis3/oas_sendReceiveMod.F90
index 744bc9639..bcd785630 100644
--- a/src/clm5/oasis3/oas_sendReceiveMod.F90
+++ b/src/clm5/oasis3/oas_sendReceiveMod.F90
@@ -126,6 +126,7 @@ subroutine oas_send_icon(bounds, seconds_elapsed, lnd2atm_inst)
        call oasis_put(oas_id_ty, seconds_elapsed,lnd2atm_inst%tauy_grc, info)          ! "CLM_TAUY"
        call oasis_put(oas_id_sh, seconds_elapsed,lnd2atm_inst%eflx_sh_tot_grc, info)   ! "CLM_SHFLX"
        call oasis_put(oas_id_lh, seconds_elapsed,lnd2atm_inst%eflx_lh_tot_grc, info)   ! "CLM_LHFLX"
+       call oasis_put(oas_id_rh, seconds_elapsed,lnd2atm_inst%rah1_grc, info)          ! "CLM_RAH1"
     end if
     call oasis_put(oas_id_st, seconds_elapsed,lnd2atm_inst%t_sf_grc, info)          ! "CLM_TGRND"