SEL2
URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 82
NWS STORM PREDICTION CENTER NORMAN OK
140 PM CDT SUN APR 18 2004
THE NWS STORM PREDICTION CENTER HAS ISSUED A
TORNADO WATCH FOR PORTIONS OF
CENTRAL AND EASTERN MINNESOTA
NORTHERN WISCONSIN
LAKE SUPERIOR
EFFECTIVE THIS SUNDAY AFTERNOON AND EVENING FROM 140 PM UNTIL 800
PM CDT.
...THIS IS A PARTICULARLY DANGEROUS SITUATION...
DESTRUCTIVE TORNADOES...LARGE HAIL TO 3 INCHES IN DIAMETER...
THUNDERSTORM WIND GUSTS TO 80 MPH...AND DANGEROUS LIGHTNING ARE
POSSIBLE IN THESE AREAS.
THE TORNADO WATCH AREA IS ALONG AND 80 STATUTE MILES NORTH AND
SOUTH OF A LINE FROM 65 MILES SOUTHWEST OF ALEXANDRIA MINNESOTA TO
90 MILES EAST OF DULUTH MINNESOTA.
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 81...
DISCUSSION...RAPID SEVERE THUNDERSTORM DEVELOPMENT EXPECTED TO OCCUR
THIS AFTERNOON ACROSS CENTRAL MN...SPREADING INTO NORTHERN WI THIS
EVENING. DEEP SURFACE LOW...VERY STRONG LOW/MID LEVEL WIND
FIELDS...AND MODERATE INSTABILITY WILL ENHANCE THE THREAT OF
SUPERCELL STORMS CAPABLE OF VERY LARGE HAIL...DAMAGING WINDS...AND
TORNADOES. POTENTIAL WILL EXIST FOR STRONG TORNADOES IMMEDIATELY
ALONG SURFACE WARM FRONT FROM CENTRAL MN INTO NORTHERN WI.
AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 3 INCHES. EXTREME TURBULENCE AND SURFACE WIND
GUSTS TO 70 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500.
MEAN STORM MOTION VECTOR 25040.
...HART
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