FXUS64 KMEG 252341 AAA
AFDMEG
AREA FORECAST DISCUSSION...UPDATED
NATIONAL WEATHER SERVICE MEMPHIS TN
541 PM CST FRI DEC 25 2009
.UPDATE...
UPDATED FOR AVIATION.
&&
.PREV DISCUSSION... /ISSUED 254 PM CST FRI DEC 25 2009/
DISCUSSION...
SKIES ARE GRADUALLY CLEARING ACROSS THE FORECAST AREA THIS
AFTERNOON WITH MAINLY IN THE 30S. SURFACE LOW OVER NORTHWEST IOWA
WILL NOT MOVE VERY FAR TONIGHT. HIGH PRESSURE WILL BUILD INTO THE
GULF COAST STATES TONIGHT KEEPING THINGS DRY AND CHILLY OVER THE
REGION. THE WEEKEND AND MONDAY LOOKS TO BE DRY AND COOL WITH
TEMPERATURES A FEW DEGREES BELOW NORMAL. MOISTURE WILL BEGIN TO
INCREASE OVER THE FORECAST AREA ON TUESDAY AHEAD OF A WEAK
DISTURBANCE WHICH MOVES THROUGH MISSISSIPPI ON TUESDAY NIGHT AND
WEDNESDAY. DEPENDING ON THE TIMING OF THIS SYSTEM THERE MAY BE
EITHER RAIN OR SNOW STARTING LATE TUESDAY NIGHT AND THEN BECOMING
ALL RAIN ON WEDNESDAY. A WEAK LOW DEVELOPS OVER THE GULF OF MEXICO
WEDNESDAY NIGHT AND MOVES NORTHEAST THURSDAY WHICH MAY PRODUCE
MORE RAIN OR SNOW WEDNESDAY NIGHT AND THURSDAY DEPENDING ON THE
TIMING OF THE PRECIPITATION. HIGH PRESSURE SHOULD BUILD INTO THE
REGION BY THURSDAY NIGHT BRINGING ANOTHER ROUND OF DRY AND COOL
WEATHER FOR NEW YEARS EVE AND NEW YEARS DAY.
ARS
&&
.AVIATION...
00Z TAFS
VFR CONDITIONS EXPECTED THROUGH THE NEXT 24 HOURS...WITH ONLY A
FEW DAYTIME CUMULUS EXPECTED SUNDAY. PRIMARY FORECAST CONCERN
REMAINS WINDS.
LATEST GFS LAMP GUIDANCE SUGGESTS 10 TO 15 KTS WILL PREVAIL
OVERNIGHT...WITH LESS THAN 10KTS EXPECTED AT KTUP. MOST STATIONS
WILL LOSE GUST POTENTIAL BY 01Z OR 02Z...AS THE BOUNDARY LAYER
DECOUPLES FROM STRONGER WINDS ALOFT.
GUSTS WILL REAPPEAR IN THE HOURS FOLLOWING SUNRISE... LIKELY
STRONGEST AT KJBR. OVERALL... EXPECT LITTLE CHANGE WIND DIRECTION
THROUGH THE NIGHT...FOLLOWED BY SLIGHT VEERING TO THE WEST/SOUTHWEST
DURING THE DAY SATURDAY.
PWB
&&
.PRELIMINARY POINT TEMPS/POPS...
MEM 31 45 29 43 / 10 10 10 10
MKL 29 44 26 40 / 10 10 10 10
JBR 28 41 26 40 / 10 10 10 10
TUP 30 47 29 45 / 10 10 10 10
&&
.MEG WATCHES/WARNINGS/ADVISORIES...
AR...NONE.
MO...NONE.
MS...NONE.
TN...NONE.
&&
$$
