442 
FXUS63 KPAH 072001
AFDPAH

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE PADUCAH KY
200 PM CST WED MAR 7 2001

LATEST VIS SHOWS TWO MAIN AREAS OF CLOUDINESS THAT WILL CONCERN THE 
FORECAST AREA...FIRST AREA OF AC ASSOCIATED WITH WEAK VORT MAX 
BEGINNING TO DISSIPATE AS IT MOVES SOUTHEAST ACROSS SE MO AND W KY. 
LEADING EDGE OF LOW CLOUDS UPSTREAM NOW EXTENDS FROM MOLINE 
SOUTHWEST TO WICHITA. THESE WILL BE MOVING INTO THE REGION TONIGHT. 
MAIN CONCERNS THIS PACKAGE ARE CLOUD TRENDS.

ALL MODELS IN GOOD AGREEMENT MOVING THE UPPER LEVEL LOW SE ACROSS 
THE GREAT LAKES. SECOND LOW MOVES OUT OF THE DESERT SW AND WEAKENS 
AS IT MOVES E ACROSS GULF COAST STATES. AT THE SURFACE...COLD FRONT 
ASSOCIATED WITH THE GREAT LAKES LOW WILL MOVE ACROSS THE REGION 
OVERNIGHT BRINGING CLOUDS AND A REINFORCING SHOT OF COOLER AIR. MODELS 
STILL AGREE TO KEEP PCPN FIELDS ASSOCIATED WITH TWO STORM SYSTEMS 
NORTH AND SOUTH OF THE FORECAST AREA AND WILL KEEP FORECAST DRY. ETA 
1000-850MB RH FIELD HAS GOOD HANDLE ON CURRENT CLOUDS AND WILL 
FOLLOW CLOSELY FOR CLOUD TRENDS.

SURFACE HIGH PRESSURE MOVES IN OVER THE WEEKEND WITH THE NEXT SYSTEM 
APPROACHING LATE IN THE DAY SUNDAY. UPPER LEVEL FLOW BECOMES MORE 
ZONAL BY SUNDAY AND SOUTHWESTLY BY MONDAY AND WILL FOLLOW TREND 
TOWARD WARMER TEMPS. SLIGHTLY COOLER MAV GUIDANCE SEEMS TO BE DOING 
BEST AND WILL FOLLOW.

.PAH...NONE.

MAL