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Severe Thunderstorm Watch 430
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WW0430 Radar
Hazard Tornadoes EF2+ Tornadoes
Likelihood Low Very Low
Severe Wind 65 kt+ Wind
Moderate Low
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.
   SEL0

   URGENT - IMMEDIATE BROADCAST REQUESTED
   SEVERE THUNDERSTORM WATCH NUMBER 430
   NWS STORM PREDICTION CENTER NORMAN OK
   340 PM CDT FRI JUL 17 2015

   THE NWS STORM PREDICTION CENTER HAS ISSUED A

   * SEVERE THUNDERSTORM WATCH FOR PORTIONS OF 
     WESTERN MINNESOTA
     SOUTHERN AND EASTERN NORTH DAKOTA
     NORTHERN AND EASTERN SOUTH DAKOTA

   * EFFECTIVE THIS FRIDAY AFTERNOON AND EVENING FROM 340 PM UNTIL
     1100 PM CDT.

   * PRIMARY THREATS INCLUDE...
     SCATTERED LARGE HAIL AND ISOLATED VERY LARGE HAIL EVENTS TO 2
       INCHES IN DIAMETER POSSIBLE
     SCATTERED DAMAGING WIND GUSTS TO 70 MPH POSSIBLE
     A TORNADO OR TWO POSSIBLE

   SUMMARY...THUNDERSTORMS EXPECTED TO FORM LATER THIS AFTERNOON
   THROUGH THIS EVENING ALONG...AHEAD...AND POSSIBLY BEHIND
   SLOWLY-MOVING COLD FRONT NOW EXTENDING FROM EASTERN ND INTO CENTRAL
   SD. A FEW SUPERCELLS MAY OCCUR...POSING A RISK FOR LARGE
   HAIL...DAMAGING WIND...AND POSSIBLY A COUPLE TORNADOES. THE ACTIVITY
   MAY MERGE INTO AN EAST-MOVING CLUSTER OR TWO EARLY TONIGHT.

   THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 80
   STATUTE MILES EAST AND WEST OF A LINE FROM 45 MILES NORTH
   NORTHWEST OF FARGO NORTH DAKOTA TO 15 MILES SOUTHWEST OF HURON
   SOUTH DAKOTA.  FOR A COMPLETE DEPICTION OF THE WATCH SEE THE
   ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU0).

   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.

   &&

   AVIATION...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 550. MEAN STORM
   MOTION VECTOR 27025.


   ...CORFIDI
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Page last modified: July 18, 2015
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