

020 

WWUS20 KWNS 101631

SEL6

SPC WW 101631

INZ000-KYZ000-MIZ000-OHZ000-PAZ000-WVZ000-LEZ000-110000-



URGENT - IMMEDIATE BROADCAST REQUESTED

SEVERE THUNDERSTORM WATCH NUMBER 406

NWS STORM PREDICTION CENTER NORMAN OK

1235 PM EDT WED JUL 10 2013



THE NWS STORM PREDICTION CENTER HAS ISSUED A



* SEVERE THUNDERSTORM WATCH FOR PORTIONS OF

  EASTERN INDIANA

  FAR NORTHERN KENTUCKY

  SOUTHEAST LOWER MICHIGAN

  MUCH OF OHIO

  WESTERN PENNSYLVANIA

  PARTS OF THE NORTHERN WEST VIRGINIA PANHANDLE

  LAKE ERIE



* EFFECTIVE THIS WEDNESDAY AFTERNOON AND EVENING FROM 1235 PM

  UNTIL 800 PM EDT.



* PRIMARY THREATS INCLUDE...

  NUMEROUS DAMAGING WIND GUSTS LIKELY WITH A FEW SIGNIFICANT GUSTS

    TO 75 MPH POSSIBLE

  SEVERAL LARGE HAIL EVENTS WITH A FEW VERY LARGE HAIL EVENTS TO 2

    INCHES IN DIAMETER POSSIBLE

  A FEW TORNADOES POSSIBLE



THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 105

STATUTE MILES NORTH AND SOUTH OF A LINE FROM 35 MILES WEST

SOUTHWEST OF MUNCIE INDIANA TO 30 MILES EAST OF ERIE

PENNSYLVANIA.  FOR A COMPLETE DEPICTION OF THE WATCH SEE THE

ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU6).



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.



&&



DISCUSSION...THUNDERSTORMS ARE EXPECTED TO CONTINUE TO INTENSIFY AND

BECOME MORE NUMEROUS OVER PARTS OF LOWER MI AND IND THIS

AFTERNOON...SPREADING EASTWARD ACROSS OH AND INTO PA BY EARLY

EVENING.  VERY UNSTABLE CONDITIONS COMBINED WITH FAVORABLE WINDS

ALOFT WILL PROMOTE A RISK OF DAMAGING WINDS IN THE STRONGEST STORMS.



AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT

TO 2 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 65

KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 550. MEAN STORM

MOTION VECTOR 27035.





...HART

