FXUS63 KDMX 140155 AFDDSM AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE DES MOINES IA 855 PM CDT SAT SEP 13 2003 SENT EVENING UPDATE MAINLY TO UPDATE PCPN AND TEMPERATURE TRENDS. SOUTHWEST EDGE OF LARGE PCPN SHIELD NOW MOVING UP ACROSS NW MO. SE CWA SHOULD SEE A CONTINUATION OF OCCASIONAL RAIN THROUGH THE EARLY MORNING HOURS. LEADING EDGE OF DRY AIR PUNCH INTO CENTRAL IA SHOWING ON 88D. WITH UPPER SYSTEM SLOWLY MOVING NE AND DRY AIR PUSHING SE...CENTRAL ZONES WILL DRY OUT AROUND MIDNIGHT. LEFT MIN TEMPS UNCHANGED AND JUST MADE SLIGHT ADJUSTMENT TO COOLING TREND. .DSM...NONE $$ JAW