TORNADO WATCH NUMBER 582
NWS STORM PREDICTION CENTER NORMAN OK
615 PM EDT TUE JUL 6 2004
THE NWS STORM PREDICTION CENTER HAS ISSUED A
TORNADO WATCH FOR PORTIONS OF
SOUTHERN AND PART OF CENTRAL LOWER MICHIGAN
LAKE HURON
EFFECTIVE THIS TUESDAY NIGHT AND WEDNESDAY MORNING FROM 615 PM
UNTIL 100 AM EDT.
TORNADOES...HAIL TO 2 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS
TO 70 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.
THE TORNADO WATCH AREA IS ALONG AND 80 STATUTE MILES EAST AND WEST
OF A LINE FROM 35 MILES SOUTHEAST OF KALAMAZOO MICHIGAN TO 60
MILES EAST NORTHEAST OF SAGINAW MICHIGAN.
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 578...WW 579...WW 580...WW
581...
DISCUSSION...THUNDERSTORMS EXPECTED TO DEVELOP QUICKLY ACROSS WW
DURING THE NEXT HOUR OR SO...WITH SUFFICIENT SHEAR AND INSTABILITY
FOR SUPERCELLS. PRIMARY THREATS WILL BE FROM LARGE HAIL AND
DAMAGING WINDS. HOWEVER...BACKED/SLY LOW LEVEL FLOW WILL ENHANCE
THE POTENTIAL FOR A FEW TORNADOES ACROSS ERN PORTION OF WW.
AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 2 INCHES. EXTREME TURBULENCE AND SURFACE WIND
GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500.
MEAN STORM MOTION VECTOR 26020.
