000 FXUS64 KBMX 232121 AFDBHM AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE BIRMINGHAM, AL 312 PM CST SAT MAR 23 2002 HIGH PRESSURE CONTROLS WEATHER PATTERN FOR THE NEXT 36 TO 48 HOURS... UNTIL GULF OPENS...AND MOISTURE RETURNS AHEAD OF ADVANCING TROUGH. ANOTHER COOL NIGHT IN STORE FOR TONIGHT...WITH LIGHT WINDS...DRY AIR...AND CLEAR TO MOSTLY CLEAR SKIES. MODELS A LITTLE QUICK ON RETURNING HIGHER DEWPOINTS...SO WILL GO ON LOW END OF GUIDANCE TONIGHT...ESPECIALLY SOUTHEASTERN ZONES WHERE RIDGE AXIS WILL BE LOCATED. SUNDAY...READINGS WILL APPROACH OR REACH INTO THE 70S AREA WIDE ON SUNDAY AS SOUTHERLY FLOW INCREASES AND MOSTLY SUNNY SKIES PREVAIL. BEYOND TOMORROW...MODELS ARE A BIT SLOWER THAN PREVIOUS RUN WITH INTRODUCTION OF PRECIP. CANT DENY THE ONSET OF MOISTURE RETURNING...BUT BOTH AVN AND ETA BACK OFF PRECIP CHANCES UNTIL MONDAY...EVEN THEN ONLY SLIGHT. COLD FRONT WILL SLOWLY APPROACH THE AREA FROM THE NORTHWEST. WILL INTRODUCE SOME SMALL POPS MONDAY... WITH CHANCE POPS MOST SECTIONS ON MONDAY NIGHT. BEST CHANCE OF PRECIPITATION WILL COME ON TUESDAY...WITH FAIRLY RAPID CLEARING TO FOLLOW. HIGH PRESSURE AND BRIEF COOL DOWN MIDWEEK...WITH ANOTHER SYSTEM TO APPROACH BY THE WEEKEND. 81 NUMBERS... HSV 036/069 050/072 00-1 BHM 037/071 052/073 0002 MGM 036/073 053/077 0002 .BHM...NONE.