Severe Local Storm Watch and Watch Cancellation Msg
Issued by NWS

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WWUS20 KWNS 260142
SEL8
SPC WW 260142
TNZ000-VAZ000-260600-

URGENT - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 118
NWS STORM PREDICTION CENTER NORMAN OK
945 PM EDT SAT APR 25 2015

THE NWS STORM PREDICTION CENTER HAS ISSUED A

* SEVERE THUNDERSTORM WATCH FOR PORTIONS OF
  EASTERN TENNESSEE
  EXTREME SOUTHWEST VIRGINIA

* EFFECTIVE THIS SATURDAY NIGHT AND SUNDAY MORNING FROM 945 PM
  UNTIL 200 AM EDT.

* PRIMARY THREATS INCLUDE...
  SCATTERED DAMAGING WIND GUSTS TO 70 MPH POSSIBLE
  ISOLATED LARGE HAIL EVENTS TO 1.5 INCHES IN DIAMETER POSSIBLE

SUMMARY...SUPERCELLS IN ERN KY SHOULD GRADUALLY WEAKEN OVER THE NEXT
FEW HOURS...BUT THE STORMS WILL STILL POSE SOME HAIL/WIND RISK INTO
SW VA THE NEXT 2-3 HOURS.  FARTHER W...THE CONVECTION OVER S CENTRAL
KY MAY INCREASE SOME WHILE ENCOUNTERING SOMEWHAT RICHER MOISTURE IN
NE TN.  DAMAGING WINDS AND ISOLATED LARGE HAIL WILL BE POSSIBLE WITH
THE EXPECTED LINE OF STORMS.

THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 30
STATUTE MILES NORTH AND SOUTH OF A LINE FROM 30 MILES NORTHWEST
OF CROSSVILLE TENNESSEE TO 15 MILES SOUTHEAST OF BRISTOL
TENNESSEE.  FOR A COMPLETE DEPICTION OF THE WATCH SEE THE
ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU8).

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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 114...WW 115...WW
116...WW 117...

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 450. MEAN STORM
MOTION VECTOR 29035.


...THOMPSON


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