FXUS62 KTAE 060100
AFDTAE

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE TALLAHASSEE FL
800 PM EST SAT DEC 5 2009

...FREEZING TEMPERATURES EXPECTED OVERNIGHT AND EARLY SUNDAY MORNING 
ACROSS THE TRI-STATE REGION...

.UPDATE...THE EVENING WATER VAPOR/RUC 500 MB ANALYSIS DEPICTED A 
TROUGH DIGGING SOUTHWARD ACROSS THE INTERMOUNTAIN WEST AND ANOTHER 
LIFTING NORTHEASTWARD THROUGH THE MID-ATLANTIC REGION....WITH NEAR 
ZONAL FLOW ALOFT FROM THE FOUR CORNERS REGION TO THE MIDDLE/LOWER 
MS VALLEY. A NORTH-SOUTH ORIENTED SURFACE RIDGE EXTENDED FROM THE OH 
VALLEY TO THE NORTHERN GULF OF MEXICO. THE 00Z TAE SOUNDING REVEALED 
SIGNIFICANT DRYING ABOVE 900 MB (PWAT 0.40)...WITH NORTHWEST TO WEST 
WINDS THROUGH THE ATMOSPHERIC COLUMN. AS THE RIDGE SLOWLY BUILDS 
EAST TONIGHT...CLEAR SKIES AND LIGHT WINDS WILL PROMOTE IDEAL 
RADIATIONAL COOLING RESULTING IN FREEZING TEMPERATURES EXCEPT ALONG 
THE IMMEDIATE COAST OVERNIGHT THROUGH EARLY SUNDAY MORNING. NO 
CHANGES TO THE CURRENT FREEZE WARNING AND ZONE FORECAST ARE 
ANTICIPATED.

&& 

.MARINE...WINDS AND SEAS HAVE DECREASED TO EXERCISE CAUTION CRITERIA 
WITH SUSTAINED SPEEDS AROUND 17 KT GUSTING TO 21 KT AND 4-5 FT SEAS. 
WILL ADJUST WINDS AND SEAS TO MATCH CURRENT TRENDS FOR THE EVENING 
UPDATE. 

&&

.AVIATION...HIGH PRESSURE WILL BUILD OVER THE FORECAST AREA TONIGHT 
AND SUNDAY. EXPECT VFR W/ CLEAR SKIES AND LIGHT NORTH WINDS 
OVERNIGHT...FOLLOWED BY A FEW CIRRUS AND NORTHEASTERLY WINDS SUNDAY.

&&

.HYDROLOGY...MINOR FLOODING IS OCCURRING AND WILL CONTINUE FOR THE 
NEXT SEVERAL DAYS AT CARYVILLE...BLOUNTSTOWN AND NEWPORT FL. MINOR 
TO MODERATE FLOODING IS NOW FORECAST ON THE CHOCTAWHATCHEE RIVER 
NEAR BRUCE-EBRO FL. FLOWS ABOVE ACTION STAGE CONTINUE AT PRESTON AND 
THOMASVILLE GA...GENEVA AND COLUMBIA AL...AND WOODRUFF DAM...CONCORD 
AND SOPCHOPPY FL.

&&

.PRELIMINARY POINT TEMPS/POPS...
TALLAHASSEE   29 57 42 70 51/ 0 0 10 20 20
PANAMA CITY   33 57 46 68 55/ 0 0 10 20 20
DOTHAN        28 53 40 64 50/ 0 0 10 30 20
ALBANY        28 55 38 67 48/ 0 0 10 20 20
VALDOSTA      30 58 42 70 51/ 0 0 10 20 20
CROSS CITY    30 62 46 71 53/ 0 0 10 20 20
APALACHICOLA  33 57 46 68 56/ 0 0 10 20 20

&&

.TAE WATCHES/WARNINGS/ADVISORIES...
AL...FREEZE WARNING IN EFFECT 1 AM TO 8 AM EST SUNDAY. 
GA...FREEZE WARNING IN EFFECT 1 AM TO 8 AM EST SUNDAY. 
FL...FREEZE WARNING IN EFFECT 1 AM TO 8 AM EST SUNDAY.      
     FIRE WEATHER WATCH FOR A PORTION OF THE FLORIDA PANHANDLE       
     SUNDAY AFTERNOON.
GM...NONE.

&&

$$

UPDATE/MARINE/HYDROLOGY...JAMSKI
AVIATION...GOREE