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Tornado Watch 499
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WW0499 Radar
Hazard Tornadoes EF2+ Tornadoes
Likelihood Moderate Moderate
Severe Wind 65 kt+ Wind
High Moderate
Severe Hail 2"+ Hail
High 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.
   SEL9

   URGENT - IMMEDIATE BROADCAST REQUESTED
   TORNADO WATCH NUMBER 499
   NWS STORM PREDICTION CENTER NORMAN OK
   340 PM CDT SAT AUG 22 2015

   THE NWS STORM PREDICTION CENTER HAS ISSUED A

   * TORNADO WATCH FOR PORTIONS OF 
     SOUTHERN AND WESTERN IOWA
     NORTHERN AND EASTERN KANSAS
     WESTERN AND NORTHERN MISSOURI
     SOUTHERN AND EASTERN NEBRASKA

   * EFFECTIVE THIS SATURDAY AFTERNOON FROM 340 PM UNTIL MIDNIGHT
     CDT.

   * PRIMARY THREATS INCLUDE...
     A FEW TORNADOES AND A COUPLE INTENSE TORNADOES POSSIBLE
     WIDESPREAD DAMAGING WINDS EXPECTED WITH ISOLATED SIGNIFICANT
       GUSTS TO 80 MPH POSSIBLE
     WIDESPREAD LARGE HAIL LIKELY WITH ISOLATED VERY LARGE HAIL
       EVENTS TO 2.5 INCHES IN DIAMETER POSSIBLE

   SUMMARY...THUNDERSTORMS...INCLUDING A FEW LONGER-LIVED
   SUPERCELLS...EXPECTED TO FORM OVER EASTERN NEB AND WESTERN IA OVER
   THE NEXT FEW HOURS. THESE STORMS MAY PRODUCE A FEW TORNADOES...IN
   ADDITION TO VERY LARGE HAIL AND LOCALLY DAMAGING WIND...AS THEY
   MOVE/DEVELOP GENERALLY EASTWARD. THE STORMS LIKELY WILL BE JOINED BY
   ADDITIONAL ACTIVITY FORMING SOUTHWARD INTO PARTS OF NORTHERN KS AND
   NW MO A BIT LATER THIS EVENING. THE STORMS LIKELY WILL MERGE INTO
   ONE OR TWO LARGE CLUSTERS. THESE COULD BE ACCOMPANIED BY A
   CONTINUING RISK FOR SEVERE WIND...HAIL...AND ISOLATED TORNADOES AS
   THEY MOVE GENERALLY S OR SE ACROSS NE KS...NW MO...AND SRN IA
   THROUGH LATE TONIGHT.

   THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 120 STATUTE
   MILES EAST AND WEST OF A LINE FROM 40 MILES EAST NORTHEAST OF
   DENISON IOWA TO 30 MILES SOUTHWEST OF MANHATTAN KANSAS.  FOR A
   COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE
   UPDATE (WOUS64 KWNS WOU9).

   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 497...WW 498...

   AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
   SURFACE AND ALOFT TO 2.5 INCHES. EXTREME TURBULENCE AND SURFACE
   WIND GUSTS TO 70 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO
   600. MEAN STORM MOTION VECTOR 29025.


   ...CORFIDI
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Page last modified: August 23, 2015
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