adding in-line comments to document the usage of the WRST switch NOAA…

…-EMC#110

model/ftn/w3iorsmd.ftn

@@ -748,6 +748,13 @@
                           (ICE(ISEA),ISEA=1+(IPART-1)*NSIZE,          &
                                           MIN(NSEA,IPART*NSIZE))
                   END DO
+
+!/WRST                 ! The WRST switch saves the values of wind in the
+!/WRST                 ! restart file and then uses the wind for the first
+!/WRST                 ! time step here.  This is needed when coupling with
+!/WRST                 ! an atm model that does not have 10m wind speeds at
+!/WRST                 ! initialization.  If there is no restart, wind is zero
+
 !/WRST                  DO IX=1, NX
 !/WRST                    DO IPART=1,NPRTY2
 !/WRST                      NREC  = NREC + 1

model/ftn/wmesmfmd.ftn

@@ -2238,6 +2238,11 @@
           tw0 = twn
           wx0 = wxn
           wy0 = wyn
+!/WRST          ! The WRST switch saves the values of wind in the
+!/WRST          ! restart file and then uses the wind for the first
+!/WRST          ! time step here.  This is needed when coupling with
+!/WRST          ! an atm model that does not have 10m wind speeds at
+!/WRST          ! initialization.  If there is no restart, wind is zero
 !/WRST          wxn = WXNwrst !replace with values from restart
 !/WRST          wyn = WYNwrst 
 !/WRST          wx0 = WXNwrst