National Weather Service United States Department of Commerce

Cool and Dry in the East; Turning Stormy in the Northwest

Much cooler temperatures behind a cold front will bring a feeling of fall to the East Coast today. In addition, an active fall storm pattern developing in the Pacific Northwest this week will bring areas of heavy rain and high elevation snow. Northern California will benefit from rainfall this week that will aid firefighters given the recent large wildfires. Read More >

Tornado Watch #5 issued at 1740 UTC
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URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 5
NWS STORM PREDICTION CENTER NORMAN OK
1240 PM EST FRI JAN 5 2007
   
THE NWS STORM PREDICTION CENTER HAS ISSUED A
TORNADO WATCH FOR PORTIONS OF 
   
       EXTREME NORTHEAST GEORGIA
       SOUTH-CENTRAL NORTH CAROLINA
       NORTHWEST AND CENTRAL SOUTH CAROLINA
   
EFFECTIVE THIS FRIDAY AFTERNOON AND EVENING FROM 1240 PM UNTIL
900 PM EST.
   
TORNADOES...HAIL TO 1 INCH IN DIAMETER...THUNDERSTORM WIND GUSTS
TO 70 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.
   
THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 75 STATUTE
MILES NORTH AND SOUTH OF A LINE FROM 50 MILES SOUTHWEST OF
ANDERSON SOUTH CAROLINA TO 45 MILES NORTHEAST OF COLUMBIA SOUTH
CAROLINA.  FOR A COMPLETE DEPICTION OF THE WATCH SEE THE
ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU5).
   
REMEMBER...A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR
TORNADOES AND SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH
AREA. PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR
THREATENING WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS
AND POSSIBLE WARNINGS.
   
OTHER WATCH INFORMATION...CONTINUE...WW 4...
   
DISCUSSION...NARROW LINE OF INTENSE CONVECTION CONTINUES MOVING NEWD
AT UP TO 40KT INTO EXTREME NERN GA ATTM. ACTIVITY IS EXPECTED TO
MAINTAIN INTENSITY AS IT MOVES INTO WARM AND MOIST AIR MASS ACROSS
NWRN SC AND THE NC PIEDMONT AREAS THROUGH LATE AFTERNOON. ALREADY
STRONG LOW LEVEL SHEAR PROFILES ARE EXPECTED TO STRENGTHEN FURTHER
AND SHOULD CONTRIBUTE TO STORM ORGANIZATION/PERSISTENCE AND
INTENSITY. IN ADDITION TO BOWLING LINE SEGMENTS WITH DAMAGING
WINDS...A COUPLE OF TORNADOES APPEAR POSSIBLE FROM MESOCYCLONES
EMBEDDED WITHIN THE SQUALL LINE.
   
AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 1 INCH. EXTREME TURBULENCE AND SURFACE WIND
GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 450.
MEAN STORM MOTION VECTOR 25040.
 
   
...CARBIN/IMY