[BNAWX] Severe Local Storm Watch and Watch Cancellation

[EMWIN Server]

WWUS20 KWNS 011453
SEL4
SPC WW 011453
ALZ000-ARZ000-LAZ000-MSZ000-TNZ000-012100-

URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 124...RESENT
NWS STORM PREDICTION CENTER NORMAN OK
950 AM CDT SAT MAY 1 2010

THE NWS STORM PREDICTION CENTER HAS ISSUED A
TORNADO WATCH FOR PORTIONS OF

       NORTHWEST ALABAMA
       SOUTHEAST ARKANSAS
       NORTHEAST LOUISIANA
       NORTHERN AND CENTRAL MISSISSIPPI
       WESTERN AND MIDDLE TENNESSEE

EFFECTIVE THIS SATURDAY MORNING AND AFTERNOON FROM 950 AM UNTIL
400 PM CDT.

TORNADOES...HAIL TO 2 INCHES IN DIAMETER...THUNDERSTORM WIND
GUSTS TO 70 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE
AREAS.

THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 95 STATUTE
MILES EAST AND WEST OF A LINE FROM 10 MILES WEST NORTHWEST OF
NASHVILLE TENNESSEE TO 15 MILES SOUTH OF NATCHEZ MISSISSIPPI.
FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH
OUTLINE UPDATE (WOUS64 KWNS WOU4).

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 122...

DISCUSSION...NUMEROUS THUNDERSTORMS CONTINUE TO AFFECT PORTIONS OF
TN/MS/LA THIS MORNING...WITHIN A VERY MOIST AND UNSTABLE AIRMASS.
WIDESPREAD WEAK LOW LEVEL WARM ADVECTION WILL LIKELY MAINTAIN THE
RISK OF DISCRETE STORM DEVELOPMENT.  LOW LEVEL VERTICAL SHEAR
THROUGHOUT THE REGION IS FAVORABLE FOR SUPERCELLS AND TORNADOES.
POCKETS OF DAYTIME HEATING THIS AFTERNOON WILL FURTHER INCREASE THE
RISK OF SEVERE STORMS.

AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 2 INCHES. EXTREME TURBULENCE AND SURFACE
WIND GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO
500. MEAN STORM MOTION VECTOR 24035.


...HART


This weather bulletin was brought to you by:
www.nashvilleweather.net