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AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE TAMPA BAY RUSKIN FL
117 PM EST WED JAN 2 2008
...COLDEST AIR OF THE SEASON EXPECTED TONIGHT AND EARLY THURSDAY
MORNING WITH SEVERAL HOURS OF SUB-FREEZING TEMPERATURES EXPECTED...
.SHORT TERM (TONIGHT - FRIDAY)...STRONG COLD SURFACE HIGH PRESSURE BUILDING
INTO THE EASTERN U.S. WILL SUPPORT SOME OF THE COLDEST TEMPERATURES SO
FAR THIS SEASON ACROSS THE FORECAST AREA TONIGHT AND EARLY THURSDAY
MORNING. NORTHERLY FLOW DOWN THE SPINE OF THE PENINSULA COMBINED WITH
CLEAR SKIES AND VERY DRY AIR MASS WILL SUPPORT SEVERAL HOURS OF SUB-
FREEZING TEMPERATURES ACROSS MOST OF THE FORECAST AREA...EXCEPTION BEING
RIGHT ALONG THE IMMEDIATE COAST.
AFTER LOOKING OVER CURRENT TEMP/DEW POINT TRENDS AND MODEL GUIDANCE
WILL BE UPGRADING AND EXPANDING THE HARD FREEZE WATCH TO A HARD FREEZE
WARNING FOR THE NATURE COAST EXTENDING SOUTH INTO CENTRAL AND SOUTHWESTERN
PORTIONS OF THE FORECAST AREA. BASED ON CURRENT MODEL DATA TEMPERATURES
ARE FORECAST TO DIP INTO THE TEENS OVER THE NATURE COAST AND 25 TO 28
DEGREE RANGE OVER CENTRAL AND SOUTHWESTERN PORTIONS OF THE FORECAST AREA
MAINLY EAST OF I-75 CORRIDOR...WITH 6 TO 8 HOUR DURATIONS OF LESS THAN
32 DEGREES EXPECTED. THE EXCEPTION TO THE HARD FREEZE WILL BE OVER PINELLAS
AND LEE COUNTIES WHERE TEMPERATURES SHOULD BOTTOM OUT ~30 AND A FREEZE
WARNING WILL BE IN PLACE FOR THESE TWO COUNTIES WITH 2 TO 4 HOURS DURATIONS
BELOW 32 DEGREES POSSIBLE. IN ADDITION TO THE COLD TEMPERATURES NORTHERLY
WINDS IN THE 15 TO 20 MPH RANGE ALONG THE IMMEDIATE COAST AND 10-15
MPH INLAND WILL MAKE FOR VERY LOW WIND CHILL READINGS OVERNIGHT...AND
A WIND CHILL WARNING WILL BE ISSUED FOR THE ENTIRE FORECAST AREA EARLY
THIS AFTERNOON.
AFTER A VERY COLD START ON THURSDAY MORNING THE VERY COLD DRY AIR MASS
OVER THE REGION WILL BEGIN TO SLOWLY MODIFY AS THE COLD SURFACE HIGH
PRESSURE AREA SHIFTS EASTWARD WITH AN EASTERLY RETURN FLOW DEVELOPING
OVER THE REGION. THURSDAY NIGHT WILL BE ANOTHER COLD NIGHT BUT NOT
AS COLD AS TONIGHT...BUT ANOTHER ROUND OF FREEZING TEMPERATURES WILL
BE POSSIBLE OVER PORTIONS OF THE NATURE COAST...SO WILL HOISTING ANOTHER
FREEZE WATCH FROM HERNANDO COUNTY NORTH LATER THIS AFTERNOON FOR LATE
THURSDAY NIGHT INTO EARLY FRIDAY MORNING.
TampaFl wrote:Follow Florida's temperatures tonight with th "FAWN" (Florida Agriculture Weather Network). The site updates every 10 minutes with real time temp, wind speed & direction, soil temps & dewpoints. Thoughts & comments welcomed.
http://fawn.ifas.ufl.edu/
Stay Warm!![]()
Robert
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