

088 

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



372 

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

