Tornado Watch 190

Issued

Apr 23, 1997, 8:00 AM EDT (12:00 UTC)

Expired

Apr 23, 1997, 2:00 PM EDT

In force

6 hr

Issued by

the Storm Prediction Center

The Tampa radar (KTBW), 159 km from the middle of the area, began a volume at 12:00 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

454 
WWUS9 KMKC 231123
SEL0  
MKC WW 231123
FLZ000-231800-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 190
STORM PREDICTION CENTER NORMAN OK
723 AM EDT WED APR 23 1997

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

   NORTHERN AND CENTRAL FLORIDA                            
   AND ADJACENT COASTAL WATERS

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

TORNADOES...HAIL TO 1 1/2 INCHES IN DIAMETER...THUNDERSTORM WIND
GUSTS TO 80 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE
AREAS.

THE TORNADO WATCH AREA IS ALONG AND 90 STATUTE MILES NORTH AND
SOUTH OF A LINE FROM 60 MILES SOUTH SOUTHWEST OF CROSS CITY FLORIDA
TO 45 MILES EAST SOUTHEAST OF DAYTONA BEACH FLORIDA.

OTHER WATCH INFORMATION...THIS TORNADO WATCH REPLACES TORNADO WATCH
NUMBER 189.  WATCH NUMBER 189 WILL NOT BE IN EFFECT AFTER 800 AM
EDT.  

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.

DISCUSSION...THREAT FOR SUPERCELL TORNADOES SHOULD CONTINUE THROUGH
THE EARLY AFTERNOON HOURS...GIVEN UNSEASONABLY STRONG VERTICAL
SHEAR AND MODERATE-STRONG INSTABILITY.


AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 1 1/2 INCHES.  EXTREME TURBULENCE AND SURFACE
WIND GUSTS TO 70 KNOTS.  A FEW CUMULONIMBI WITH MAXIMUM TOPS TO
500.  MEAN STORM MOTION VECTOR 26030.


...VESCIO

300,0832 301,0802 273,0802 273,0832

Tornado Watches in Florida, 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; radar from the NEXRAD Level II archive.