Tornado Watch 554

Issued

Jul 2, 1997, 1:00 PM EST (18:00 UTC)

Expired

Jul 2, 1997, 7:00 PM EST

In force

6 hr

Issued by

the Storm Prediction Center

086 
WWUS9 KMKC 021732
SEL4  
MKC WW 021732
INZ000-OHZ000-030000-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 554
STORM PREDICTION CENTER NORMAN OK
132 PM EDT WED JUL 2 1997

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

   NORTHERN AND CENTRAL INDIANA                            
   WESTERN OHIO                               

EFFECTIVE THIS WEDNESDAY AFTERNOON AND EVENING FROM 200 PM UNTIL
800 PM EDT.

TORNADOES...HAIL TO 2 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS
TO 85 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.

THE TORNADO WATCH AREA IS ALONG AND 90 STATUTE MILES EAST AND WEST
OF A LINE FROM 35 MILES SOUTHEAST OF INDIANAPOLIS INDIANA TO 35
MILES WEST NORTHWEST OF TOLEDO OHIO.

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 553...

DISCUSSION...STRONG THUNDERSTORMS ARE STARTING TO DEVELOP ALONG THE
COLD FRONT MOVING INTO NORTHWEST INDIANA.  ACTIVITY IS EXPECTED TO
DEVELOP SOUTHWARD ALONG THE FRONT AND INTENSIFY THIS AFTERNOON AS
BOUNDARY MOVES INTO EXTREMELY UNSTABLE AIR MASS /LIFTED INDEX TO  
-12/.  INCREASINGLY STRONG WESTERLY FLOW ALOFT IS CREATING
FAVORABLE VERTICAL SHEAR FOR SEVERE THUNDERSTORMS WITH BOW ECHOES
AND A FEW SUPERCELLS ANTICIPATED.  WIDESPREAD DAMAGING WIND GUSTS
AND POSSIBLE TORNADOES MAY OCCUR AS THE LINE MOVES RAPIDLY EASTWARD
THIS AFTERNOON AND EVENING.


AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 2 INCHES.  EXTREME TURBULENCE AND SURFACE WIND
GUSTS TO 75 KNOTS.  A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 550. 
MEAN STORM MOTION VECTOR 25040.


...WEISS

392,0873 414,0861 414,0824 392,0840

Tornado Watches in Indiana, 1997Tornado Watches in Ohio, 1997Every tornado watch in 1997

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive.