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WWUS20 KWNS 182036

SEL7

SPC WW 182036

INZ000-OHZ000-190200-



URGENT - IMMEDIATE BROADCAST REQUESTED

TORNADO WATCH NUMBER 127

NWS STORM PREDICTION CENTER NORMAN OK

430 PM EDT THU APR 18 2013



THE NWS STORM PREDICTION CENTER HAS ISSUED A



* TORNADO WATCH FOR PORTIONS OF

  SOUTHERN THROUGH EAST CENTRAL INDIANA

  NORTHWEST OHIO OHIO



* EFFECTIVE THIS THURSDAY AFTERNOON AND EVENING FROM 430 PM UNTIL

  1000 PM EDT.



* PRIMARY THREATS INCLUDE...

  A FEW TORNADOES POSSIBLE

  A FEW DAMAGING WIND GUSTS TO 70 MPH POSSIBLE



THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 65 STATUTE

MILES EAST AND WEST OF A LINE FROM 25 MILES EAST NORTHEAST OF

FORT WAYNE INDIANA TO 45 MILES SOUTH SOUTHWEST OF BLOOMINGTON

INDIANA.  FOR A COMPLETE DEPICTION OF THE WATCH SEE THE

ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU7).



PRECAUTIONARY/PREPAREDNESS ACTIONS...



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...THIS TORNADO WATCH REPLACES TORNADO

WATCH NUMBER 123. WATCH NUMBER 123 WILL NOT BE IN EFFECT AFTER

430 PM EDT. CONTINUE...WW 125...WW 126...



DISCUSSION...SOME STRENGTHENING OF A PRE-FRONTAL SQUALL LINE

APPROACHING THE REGION IS STILL POSSIBLE INTO EARLY EVENING.  THE

INTERSECTION OF THIS ACTIVITY WITH A SURFACE BOUNDARY GENERATED BY

EARLIER CONVECTION...EXTENDING ACROSS THE INDIANAPOLIS AREA INTO

PARTS OF NORTHWEST OHIO MAY PROVIDE A FOCUS FOR ENHANCED SEVERE

WEATHER POTENTIAL...INCLUDING THE RISK FOR A TORNADO OR TWO...AND

STRONG STRAIGHT LINE WIND GUSTS.



AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL

SURFACE AND ALOFT TO 1 INCH. EXTREME TURBULENCE AND SURFACE WIND

GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 400.

MEAN STORM MOTION VECTOR 24045.





...KERR

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