

560 

WWUS20 KWNS 212252

SEL6

SPC WW 212252

SDZ000-220400-



URGENT - IMMEDIATE BROADCAST REQUESTED

TORNADO WATCH NUMBER 326

NWS STORM PREDICTION CENTER NORMAN OK

455 PM MDT SUN JUN 21 2015



THE NWS STORM PREDICTION CENTER HAS ISSUED A



* TORNADO WATCH FOR PORTIONS OF

  NORTHWEST SOUTH DAKOTA



* EFFECTIVE THIS SUNDAY AFTERNOON AND EVENING FROM 455 PM UNTIL

  1000 PM MDT.



* PRIMARY THREATS INCLUDE...

  A COUPLE TORNADOES POSSIBLE

  WIDESPREAD LARGE HAIL LIKELY WITH ISOLATED VERY LARGE HAIL

    EVENTS TO 2.5 INCHES IN DIAMETER POSSIBLE

  SCATTERED DAMAGING WIND GUSTS TO 70 MPH POSSIBLE



SUMMARY...ISOLATED SUPERCELL STORM OVER SOUTHEAST MT WILL TRACK INTO

WATCH AREA...WITH THE POTENTIAL OF OTHER STORMS FORMING THIS

EVENING.  VERY LARGE HAIL...DAMAGING WINDS...AND PERHAPS A TORNADO

OR TWO ARE POSSIBLE.



THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 55 STATUTE

MILES NORTH AND SOUTH OF A LINE FROM 40 MILES SOUTHWEST OF

BUFFALO SOUTH DAKOTA TO 75 MILES SOUTHEAST OF LEMMON SOUTH

DAKOTA.  FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED

WATCH OUTLINE UPDATE (WOUS64 KWNS WOU6).



PRECAUTIONARY/PREPAREDNESS ACTIONS...



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 323...WW 324...WW 325...



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 28035.





...HART



488 

WWUS20 KWNS 212252

SEL6

SPC WW 212252

SDZ000-220400-



URGENT - IMMEDIATE BROADCAST REQUESTED

TORNADO WATCH NUMBER 326

NWS STORM PREDICTION CENTER NORMAN OK

455 PM MDT SUN JUN 21 2015



THE NWS STORM PREDICTION CENTER HAS ISSUED A



* TORNADO WATCH FOR PORTIONS OF

  NORTHWEST SOUTH DAKOTA



* EFFECTIVE THIS SUNDAY AFTERNOON AND EVENING FROM 455 PM UNTIL

  1000 PM MDT.



* PRIMARY THREATS INCLUDE...

  A COUPLE TORNADOES POSSIBLE

  WIDESPREAD LARGE HAIL LIKELY WITH ISOLATED VERY LARGE HAIL

    EVENTS TO 2.5 INCHES IN DIAMETER POSSIBLE

  SCATTERED DAMAGING WIND GUSTS TO 70 MPH POSSIBLE



SUMMARY...ISOLATED SUPERCELL STORM OVER SOUTHEAST MT WILL TRACK INTO

WATCH AREA...WITH THE POTENTIAL OF OTHER STORMS FORMING THIS

EVENING.  VERY LARGE HAIL...DAMAGING WINDS...AND PERHAPS A TORNADO

OR TWO ARE POSSIBLE.



THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 55 STATUTE

MILES NORTH AND SOUTH OF A LINE FROM 40 MILES SOUTHWEST OF

BUFFALO SOUTH DAKOTA TO 75 MILES SOUTHEAST OF LEMMON SOUTH

DAKOTA.  FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED

WATCH OUTLINE UPDATE (WOUS64 KWNS WOU6).



PRECAUTIONARY/PREPAREDNESS ACTIONS...



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 323...WW 324...WW 325...



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 28035.





...HART

