URGENT - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WATCH NUMBER 363 NWS STORM PREDICTION CENTER NORMAN OK 305 PM CDT TUE JUN 25 2013
THE NWS STORM PREDICTION CENTER HAS ISSUED A
* SEVERE THUNDERSTORM WATCH FOR PORTIONS OF NORTH CENTRAL ILLINOIS NORTHERN INDIANA NORTHWEST OHIO
* EFFECTIVE THIS TUESDAY AFTERNOON AND EVENING FROM 305 PM UNTIL 1000 PM CDT.
* PRIMARY THREATS INCLUDE... NUMEROUS DAMAGING WIND GUSTS TO 70 MPH LIKELY SEVERAL LARGE HAIL EVENTS WITH A FEW VERY LARGE HAIL EVENTS TO 2 INCHES IN DIAMETER POSSIBLE
THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 65 STATUTE MILES NORTH AND SOUTH OF A LINE FROM 40 MILES WEST OF PEORIA ILLINOIS TO 25 MILES SOUTHEAST OF FORT WAYNE INDIANA. FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU3).
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.
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OTHER WATCH INFORMATION...CONTINUE...WW 361...WW 362...
DISCUSSION...STORM DEVELOPMENT IS NOW UNDERWAY ACROSS CENTRAL ILLINOIS... PERHAPS AIDED BY FORCING ASSOCIATED WITH A SHORT WAVE IMPULSE MIGRATING EAST OF THE MIDDLE MISSISSIPPI VALLEY. IN THE PRESENCE OF THERMODYNAMIC PROFILES CHARACTERIZED BY FAIRLY STEEP MID-LEVEL LAPSE RATES AND LARGE CAPE...DEEP LAYER WESTERLY FLOW AND VERTICAL SHEAR IS SUFFICIENT TO SUPPORT THE UPSCALE GROWTH FROM SUPERCELLS TO AN INCREASINGLY ORGANIZED...EASTWARD ADVANCING MESOSCALE CONVECTIVE SYSTEM CAPABLE OF PRODUCING DAMAGING WIND GUSTS.
SEVERE THUNDERSTORM WATCH 363 IS IN EFFECT UNTIL 1000 PM CDT FOR THE FOLLOWING LOCATIONS
CASS CHAMPAIGN CHRISTIAN DE WITT DOUGLAS EDGAR FORD FULTON GRUNDY IROQUOIS KANKAKEE KENDALL KNOX LA SALLE LIVINGSTON LOGAN MACON MARSHALL MASON MCLEAN MENARD MORGAN MOULTRIE PEORIA PIATT SANGAMON STARK TAZEWELL VERMILION WILL WOODFORD
ADAMS ALLEN BENTON BLACKFORD BOONE CARROLL CASS CLINTON DELAWARE DE KALB ELKHART FOUNTAIN FULTON GRANT HAMILTON HANCOCK HENDRICKS HENRY HOWARD HUNTINGTON JASPER JAY KOSCIUSKO LAGRANGE LAKE LA PORTE MADISON MARION MARSHALL MIAMI MONTGOMERY NEWTON NOBLE PARKE PORTER PULASKI PUTNAM RANDOLPH ST. JOSEPH STARKE STEUBEN TIPPECANOE TIPTON VERMILLION WABASH WARREN WELLS WHITE WHITLEY
