New Tornado Watch Until 3 AM

URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 483
NWS STORM PREDICTION CENTER NORMAN OK
700 PM EDT FRI JUN 19 2009

THE NWS STORM PREDICTION CENTER HAS ISSUED A
TORNADO WATCH FOR PORTIONS OF

CENTRAL AND NORTHERN INDIANA
EXTREME SOUTHERN LOWER MICHIGAN
WEST CENTRAL AND NORTHWEST OHIO
LAKE MICHIGAN

EFFECTIVE THIS FRIDAY NIGHT AND SATURDAY MORNING FROM 700 PM
UNTIL 300 AM EDT.

TORNADOES...HAIL TO 2 INCHES IN DIAMETER...THUNDERSTORM WIND
GUSTS TO 80 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE
AREAS.

THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 85 STATUTE
MILES EAST AND WEST OF A LINE FROM 40 MILES NORTHEAST OF SOUTH
BEND INDIANA TO 40 MILES SOUTHEAST OF INDIANAPOLIS INDIANA. FOR
A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH
OUTLINE UPDATE (WOUS64 KWNS WOU3).

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 478...WW 480...WW
481...WW 482...

DISCUSSION...ISOLATED SUPERCELLS ALONG A SLOW-MOVING OUTFLOW
BOUNDARY ACROSS NRN INDIANA MAY CONTINUE TO WEAKEN THIS EVENING.
HOWEVER...A LARGE DEVELOPING MCS TO THE W IN IL WILL MOVE ACROSS
INDIANA AND INTO OH LATE THIS EVENING INTO TONIGHT...WITH AN
ACCOMPANYING THREAT FOR WIDESPREAD DAMAGING WINDS.
ADDITIONALLY...THERE WILL BE SOME POTENTIAL FOR A FEW TORNADOES
WHERE THE MORE DISCRETE STORMS MERGE WITH THE LARGER MCS...AND WHERE
THE MCS INTERACTS WITH THE PRE-EXISTING OUTFLOW BOUNDARIES ACROSS
INDIANA/OH.