SEL4
URGENT – IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 134
NWS STORM PREDICTION CENTER NORMAN OK
1200 PM CDT SUN MAY 2 2010
THE NWS STORM PREDICTION CENTER HAS ISSUED A
SEVERE THUNDERSTORM WATCH FOR PORTIONS OF
NORTHWEST ALABAMA
MIDDLE TENNESSEE
EFFECTIVE THIS SUNDAY AFTERNOON FROM NOON UNTIL 500 PM CDT.
HAIL TO 1.5 INCHES IN DIAMETER…THUNDERSTORM WIND GUSTS TO 70
MPH…AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.
THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 50
STATUTE MILES EAST AND WEST OF A LINE FROM 45 MILES NORTH
NORTHWEST OF CROSSVILLE TENNESSEE TO 30 MILES SOUTHEAST OF
COLUMBUS MISSISSIPPI. FOR A COMPLETE DEPICTION OF THE WATCH SEE
THE ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU4).
REMEMBER…A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE
FAVORABLE FOR 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. SEVERE THUNDERSTORMS CAN AND OCCASIONALLY
DO PRODUCE TORNADOES.
OTHER WATCH INFORMATION…CONTINUE…WW 131…WW 133…
DISCUSSION…LINE OF INTENSE THUNDERSTORMS OVER NORTHEAST MS AND
MIDDLE TN WILL CONTINUE TO TRACK NORTHEASTWARD THROUGH THE
AFTERNOON. PRESENT INDICATIONS ARE THAT VERY STRONG WINDS JUST
ABOVE SURFACE…COMBINED WITH LINEAR ORGANIZATION OF ONGOING
CONVECTION WILL PROMOTE BOW/LEWP STRUCTURES CAPABLE OF DAMAGING
WINDS AND HAIL. AREA WILL BE MONITORED FOR INCREASING TORNADO
THREAT AS WELL.
AVIATION…A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT
TO 1.5 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60
KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500. MEAN STORM
MOTION VECTOR 23030.
…HART
