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Severe Thunderstorm Watch 328
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WW0328 Radar
Hazard Tornadoes EF2+ Tornadoes
Likelihood Low Very Low
Severe Wind 65 kt+ Wind
High Moderate
Severe Hail 2"+ Hail
Moderate Moderate

Note:  The expiration time in the watch graphic is amended if the watch is replaced, cancelled or extended.
Note: Click for Watch Status Reports.
   SEL8

   URGENT - IMMEDIATE BROADCAST REQUESTED
   SEVERE THUNDERSTORM WATCH NUMBER 328
   NWS STORM PREDICTION CENTER NORMAN OK
   220 AM CDT MON JUN 22 2015

   THE NWS STORM PREDICTION CENTER HAS ISSUED A

   * SEVERE THUNDERSTORM WATCH FOR PORTIONS OF 
     EXTREME NORTHWEST IOWA
     CENTRAL AND SOUTHERN MINNESOTA
     SOUTH-CENTRAL AND EASTERN SOUTH DAKOTA

   * EFFECTIVE THIS MONDAY MORNING FROM 220 AM UNTIL 900 AM CDT.

   * PRIMARY THREATS INCLUDE...
     WIDESPREAD DAMAGING WINDS LIKELY WITH ISOLATED SIGNIFICANT GUSTS
       TO 90 MPH POSSIBLE
     SCATTERED LARGE HAIL AND ISOLATED VERY LARGE HAIL EVENTS TO 2
       INCHES IN DIAMETER POSSIBLE
     A TORNADO OR TWO POSSIBLE

   SUMMARY...THE DEVELOPMENT OF A FAST-MOVING BOW ECHO IS EXPECTED TO
   OCCUR EARLY THIS MORNING WITH THE THREAT FOR WIDESPREAD DAMAGING
   WINDS AND A COUPLE OF TORNADOES SPREADING EAST ACROSS THE WATCH
   AREA.

   THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 70
   STATUTE MILES NORTH AND SOUTH OF A LINE FROM 15 MILES NORTH OF
   CHAMBERLAIN SOUTH DAKOTA TO 20 MILES EAST NORTHEAST OF
   MINNEAPOLIS MINNESOTA.  FOR A COMPLETE DEPICTION OF THE WATCH SEE
   THE ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU8).

   PRECAUTIONARY/PREPAREDNESS ACTIONS...

   REMEMBER...A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE
   FAVORABLE FOR 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. SEVERE THUNDERSTORMS CAN AND OCCASIONALLY
   DO PRODUCE TORNADOES.

   &&

   OTHER WATCH INFORMATION...CONTINUE...WW 327...

   AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT
   TO 2 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 80
   KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 550. MEAN STORM
   MOTION VECTOR 27050.


   ...MEAD
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Page last modified: June 22, 2015
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