

668 

WWUS20 KWNS 222041

SEL1

SPC WW 222041

MIZ000-MNZ000-WIZ000-LSZ000-230400-



URGENT - IMMEDIATE BROADCAST REQUESTED

TORNADO WATCH NUMBER 331

NWS STORM PREDICTION CENTER NORMAN OK

345 PM CDT SUN MAY 22 2011



THE NWS STORM PREDICTION CENTER HAS ISSUED A

TORNADO WATCH FOR PORTIONS OF



       WESTERN UPPER MICHIGAN

       EAST-CENTRAL MINNESOTA

       NORTHWEST WISCONSIN

       LAKE SUPERIOR



EFFECTIVE THIS SUNDAY AFTERNOON AND EVENING FROM 345 PM UNTIL

1100 PM CDT.



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 APPROXIMATELY ALONG AND 55 STATUTE

MILES NORTH AND SOUTH OF A LINE FROM 45 MILES SOUTHWEST OF

KENNEDY WISCONSIN TO 25 MILES SOUTH OF MARQUETTE MICHIGAN.  FOR A

COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE

UPDATE (WOUS64 KWNS WOU1).



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 322...WW 323...WW

324...WW 325...WW 326...WW 327...WW 328...WW 329...WW 330...



DISCUSSION...NWD/NWWD AIR MASS RECOVERY CONTINUES THIS AFTERNOON IN

ADVANCE OF CNTRL MN DEEP-LAYER CYCLONE.  RESULTANT POCKETS OF MLCAPE

OF 500-1000 J/KG COUPLED WITH VERTICALLY VEERING WIND PROFILES WILL

SUPPORT THE DEVELOPMENT OF SUPERCELLS CAPABLE OF LARGE HAIL AND A

COUPLE TORNADOES.



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 24035.





...MEAD



218 

WWUS20 KWNS 222041

SEL1

SPC WW 222041

MIZ000-MNZ000-WIZ000-LSZ000-230400-



URGENT - IMMEDIATE BROADCAST REQUESTED

TORNADO WATCH NUMBER 331

NWS STORM PREDICTION CENTER NORMAN OK

345 PM CDT SUN MAY 22 2011



THE NWS STORM PREDICTION CENTER HAS ISSUED A

TORNADO WATCH FOR PORTIONS OF



       WESTERN UPPER MICHIGAN

       EAST-CENTRAL MINNESOTA

       NORTHWEST WISCONSIN

       LAKE SUPERIOR



EFFECTIVE THIS SUNDAY AFTERNOON AND EVENING FROM 345 PM UNTIL

1100 PM CDT.



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 APPROXIMATELY ALONG AND 55 STATUTE

MILES NORTH AND SOUTH OF A LINE FROM 45 MILES SOUTHWEST OF

KENNEDY WISCONSIN TO 25 MILES SOUTH OF MARQUETTE MICHIGAN.  FOR A

COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE

UPDATE (WOUS64 KWNS WOU1).



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 322...WW 323...WW

324...WW 325...WW 326...WW 327...WW 328...WW 329...WW 330...



DISCUSSION...NWD/NWWD AIR MASS RECOVERY CONTINUES THIS AFTERNOON IN

ADVANCE OF CNTRL MN DEEP-LAYER CYCLONE.  RESULTANT POCKETS OF MLCAPE

OF 500-1000 J/KG COUPLED WITH VERTICALLY VEERING WIND PROFILES WILL

SUPPORT THE DEVELOPMENT OF SUPERCELLS CAPABLE OF LARGE HAIL AND A

COUPLE TORNADOES.



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 24035.





...MEAD



458 

WWUS20 KWNS 222041

SEL1

SPC WW 222041

MIZ000-MNZ000-WIZ000-LSZ000-230400-



URGENT - IMMEDIATE BROADCAST REQUESTED

TORNADO WATCH NUMBER 331

NWS STORM PREDICTION CENTER NORMAN OK

345 PM CDT SUN MAY 22 2011



THE NWS STORM PREDICTION CENTER HAS ISSUED A

TORNADO WATCH FOR PORTIONS OF



       WESTERN UPPER MICHIGAN

       EAST-CENTRAL MINNESOTA

       NORTHWEST WISCONSIN

       LAKE SUPERIOR



EFFECTIVE THIS SUNDAY AFTERNOON AND EVENING FROM 345 PM UNTIL

1100 PM CDT.



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 APPROXIMATELY ALONG AND 55 STATUTE

MILES NORTH AND SOUTH OF A LINE FROM 45 MILES SOUTHWEST OF

KENNEDY WISCONSIN TO 25 MILES SOUTH OF MARQUETTE MICHIGAN.  FOR A

COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE

UPDATE (WOUS64 KWNS WOU1).



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 322...WW 323...WW

324...WW 325...WW 326...WW 327...WW 328...WW 329...WW 330...



DISCUSSION...NWD/NWWD AIR MASS RECOVERY CONTINUES THIS AFTERNOON IN

ADVANCE OF CNTRL MN DEEP-LAYER CYCLONE.  RESULTANT POCKETS OF MLCAPE

OF 500-1000 J/KG COUPLED WITH VERTICALLY VEERING WIND PROFILES WILL

SUPPORT THE DEVELOPMENT OF SUPERCELLS CAPABLE OF LARGE HAIL AND A

COUPLE TORNADOES.



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 24035.





...MEAD

