[BNAWX] Severe Local Storm Watch and Watch Cancellation

[EMWIN Server]

WWUS20 KWNS 081745
SEL8
SPC WW 081745
INZ000-KYZ000-TNZ000-090000-

URGENT - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 268
NWS STORM PREDICTION CENTER NORMAN OK
1245 PM CDT FRI MAY 8 2009

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

       PARTS OF SOUTHERN INDIANA
       MUCH OF CENTRAL AND PARTS OF EASTERN KENTUCKY
       MUCH OF  MIDDLE AND PARTS OF EASTERN TENNESSEE

EFFECTIVE THIS FRIDAY AFTERNOON AND EVENING FROM 1245 PM UNTIL
700 PM CDT.

HAIL TO 2 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS TO 80
MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.

THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 80
STATUTE MILES EAST AND WEST OF A LINE FROM 40 MILES NORTH
NORTHEAST OF LOUISVILLE KENTUCKY TO 40 MILES SOUTH SOUTHWEST OF
CROSSVILLE TENNESSEE.  FOR A COMPLETE DEPICTION OF THE WATCH SEE
THE ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU8).

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 267...

DISCUSSION...MATURE DERECHO CONTINUES RAPIDLY EWD WITH WIDESPREAD
DAMAGING WINDS.  AIR MASS WHILE NOT QUITE AS UNSTABLE AS FURTHER
W...IS BECOMING MDTLY UNSTABLE ACROSS THE WATCH AND WILL SUPPORT
CONTINUATION OF DAMAGING WINDS ALONG WITH BRIEF/ISOLATED
TORNADOES...PARTICULARLY ASSOCIATED WITH THE MESO CYCLONE
ACCOMPANYING THE DERECHO.

AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT
TO 2 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 70
KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 550. MEAN STORM
MOTION VECTOR 26045.


...HALES


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