

362 

WWUS20 KWNS 010311

SEL7

SPC WW 010311

ILZ000-INZ000-OHZ000-011000-



URGENT - IMMEDIATE BROADCAST REQUESTED

TORNADO WATCH NUMBER 267

NWS STORM PREDICTION CENTER NORMAN OK

1110 PM EDT FRI MAY 31 2013



THE NWS STORM PREDICTION CENTER HAS ISSUED A



* TORNADO WATCH FOR PORTIONS OF

  NORTHEAST ILLINOIS

  CENTRAL AND NORTHERN INDIANA

  WESTERN OHIO



* EFFECTIVE THIS FRIDAY NIGHT AND SATURDAY MORNING FROM 1110 PM

  UNTIL 600 AM EDT.



* PRIMARY THREATS INCLUDE...

  SEVERAL TORNADOES POSSIBLE

  NUMEROUS DAMAGING WIND GUSTS LIKELY WITH A FEW SIGNIFICANT GUSTS

    TO 80 MPH POSSIBLE

  SEVERAL LARGE HAIL EVENTS TO 1.5 INCHES IN DIAMETER POSSIBLE



THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 80 STATUTE

MILES EAST AND WEST OF A LINE FROM 50 MILES NORTHEAST OF

LAFAYETTE INDIANA TO 40 MILES WEST OF LOUISVILLE KENTUCKY.  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...CONTINUE...WW 262...WW 264...WW

265...WW 266...



DISCUSSION...ONGOING SEVERE MESOSCALE CONVECTIVE SYSTEM...NOW OVER

CENTRAL ILLINOIS...APPEARS LIKELY TO MAINTAIN INTENSITY...AND

CAPABLE OF PRODUCING DAMAGING WIND GUSTS AND A FEW TORNADOES...AS IT

RAPIDLY PROGRESSES EAST NORTHEASTWARD ACROSS THE WATCH AREA

OVERNIGHT.



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

SURFACE AND ALOFT TO 1.5 INCHES. EXTREME TURBULENCE AND SURFACE

WIND GUSTS TO 70 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO

500. MEAN STORM MOTION VECTOR 25045.





...KERR

