

000 

WWUS20 KWNS 282232

SEL3

SPC WW 282232

MNZ000-NDZ000-290500-



URGENT - IMMEDIATE BROADCAST REQUESTED

TORNADO WATCH NUMBER 303

NWS STORM PREDICTION CENTER NORMAN OK

530 PM CDT MON MAY 28 2007



THE NWS STORM PREDICTION CENTER HAS ISSUED A

TORNADO WATCH FOR PORTIONS OF



       NORTHWEST MINNESOTA

       NORTHEAST INTO EAST CENTRAL NORTH DAKOTA



EFFECTIVE THIS MONDAY AFTERNOON FROM 530 PM UNTIL MIDNIGHT CDT.



TORNADOES...HAIL TO 2.5 INCHES IN DIAMETER...THUNDERSTORM WIND

GUSTS TO 70 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE

AREAS.



THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 80 STATUTE

MILES EAST AND WEST OF A LINE FROM 15 MILES NORTH NORTHEAST OF

HALLOCK MINNESOTA TO 40 MILES WEST SOUTHWEST OF FARGO NORTH

DAKOTA.  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 302...



DISCUSSION...CAP CONTINUES TO WEAKEN INVOF SURFACE LOW NEAR DVL

EARLY THIS EVENING...WHERE AIR MASS IS MODERATELY UNSTABLE AND

STRONGLY SHEARED.  THUNDERSTORMS ARE EXPECTED TO FORM DURING THE

NEXT HOUR OR SO NEAR THE LOW CENTER AND SURFACE FRONT EXTENDING INTO

CENTRAL ND.  STORMS SHOULD FORM AS SUPERCELLS WITH ATTENDANT

ISOLATED TORNADO THREAT AS THEY MOVE EWD BEFORE EVOLVING INTO A

CLUSTER/MCS LATER THIS EVENING.  LARGE HAIL AND DAMAGING WINDS ARE

ALSO EXPECTED.



AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL

SURFACE AND ALOFT TO 2.5 INCHES. EXTREME TURBULENCE AND SURFACE

WIND GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO

500. MEAN STORM MOTION VECTOR 24025.





...EVANS

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