521  
FLUS44 KOUN 240910  
HWOOUN  
 
HAZARDOUS WEATHER OUTLOOK  
NATIONAL WEATHER SERVICE NORMAN OK  
410 AM CDT SUN JUN 24 2018  
 
OKZ004>048-050>052-TXZ083>090-250915-  
HARPER-WOODS-ALFALFA-GRANT-KAY-ELLIS-WOODWARD-MAJOR-GARFIELD-  
NOBLE-ROGER MILLS-DEWEY-CUSTER-BLAINE-KINGFISHER-LOGAN-PAYNE-  
BECKHAM-WASHITA-CADDO-CANADIAN-OKLAHOMA-LINCOLN-GRADY-MCCLAIN-  
CLEVELAND-POTTAWATOMIE-SEMINOLE-HUGHES-HARMON-GREER-KIOWA-JACKSON-  
TILLMAN-COMANCHE-STEPHENS-GARVIN-MURRAY-PONTOTOC-COAL-COTTON-  
JEFFERSON-CARTER-JOHNSTON-ATOKA-LOVE-MARSHALL-BRYAN-HARDEMAN-  
FOARD-WILBARGER-WICHITA-KNOX-BAYLOR-ARCHER-CLAY-  
410 AM CDT SUN JUN 24 2018  
 
THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTHERN...  
WESTERN...CENTRAL...AND SOUTHERN OKLAHOMA...AND WESTERN NORTH  
TEXAS.  
   
DAY ONE...TODAY AND TONIGHT
 
 
   
THUNDERSTORMS
 
 
THERE IS AN ENHANCED RISK FOR SEVERE THUNDERSTORMS LATE THIS  
AFTERNOON AND TONIGHT FOR MUCH OF NORTHERN, CENTRAL AND WESTERN  
OKLAHOMA. A SLIGHT RISK SURROUNDS THE ENHANCED RISK AND INCLUDES  
MUCH OF THE REMAINDER OF CENTRAL AND WESTERN OKLAHOMA. A MARGINAL  
RISK INCLUDES MUCH OF THE REMAINDER OF THE AREA, INCLUDING MUCH  
OF WESTERN NORTH TEXAS.  
 
LOCATION...  
THE ENHANCED RISK IS WEST AND NORTH OF A LINE FROM BLACKWELL TO  
GUTHRIE TO ANADARKO AND HOBART. THE SLIGHT RISK COVERS AREAS  
OUTSIDE OF THE ENHANCED RISK AND NORTH OF A HOLDENVILLE TO  
DUNCAN AND HOLLIS LINE.  
 
TIMING...  
MAIN TIME FOR SEVERE STORMS LATER TODAY WILL BE FROM 7 PM THROUGH  
3 AM.  
 
IMPACTS...  
HAIL UP TO THE SIZE OF GOLFBALLS.  
DAMAGING WIND GUSTS BETWEEN 60 TO 80 MPH.  
HEAVY RAINFALL THAT MAY CAUSE LOCALIZED FLOODING.  
THE TORNADO RISK IS LOW.  
 
DISCUSSION...  
A COMPLEX OF STRONG TO SEVERE STORMS WILL CONTINUE TO PUSH EAST  
AND SOUTHEAST ACROSS PARTS OF OKLAHOMA THIS MORNING. DAMAGING WIND  
GUSTS WILL BE POSSIBLE WITH THIS ACTIVITY BEFORE IT MOVES EAST OF  
THE AREA LATER THIS MORNING.  
 
BY LATE THIS AFTERNOON, ADDITIONAL THUNDERSTORMS ARE EXPECTED TO  
DEVELOP TO THE WEST AND NORTHWEST OF OKLAHOMA. INITIALLY THE  
STORMS ARE EXPECTED TO REMAIN MORE ISOLATED AND INSTABILITY AND  
WIND FIELDS WILL BE FAVORABLE FOR SUPERCELL THUNDERSTORMS THAT  
WILL HAVE THE POTENTIAL TO PRODUCE ALL TYPES OF SEVERE HAZARDS,  
INCLUDING LARGE HAIL, DAMAGING WIND GUSTS AND POSSIBLY A TORNADO  
OR TWO, ESPECIALLY AS THEY MOVE INTO FAR WESTERN AND NORTHWESTERN  
OKLAHOMA.  
 
THESE STORMS WILL THEN DEVELOP INTO A LINE OF STORMS THAT WILL MOVE  
EAST AND SOUTHEAST ACROSS MUCH OF OKLAHOMA OVERNIGHT TONIGHT.  
DAMAGING WIND GUSTS AND HEAVY RAINFALL WILL BE THE MAIN IMPACTS  
WITH THESE STORMS.  
   
SPOTTER AND EMERGENCY MANAGEMENT STATEMENT
 
 
STORM SPOTTER GROUPS AND EMERGENCY MANAGEMENT PERSONNEL ACROSS THE  
RISK AREA SHOULD PREPARE FOR SEVERE WEATHER OPERATIONS LATE TODAY  
AND TONIGHT.  
   
DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY
 
 
   
THUNDERSTORMS
 
 
THERE WILL BE A CHANCE FOR THUNDERSTORMS MONDAY INTO EARLY  
TUESDAY. A FEW STRONG THUNDERSTORMS ARE POSSIBLE MONDAY.  
   
HEAT
 
 
HEAT INDEX VALUES FROM 100 TO 105 DEGREES ARE FORECAST THROUGH  
MUCH OF THIS WEEK. IF YOU WILL BE OUTDOORS, LIMIT STRENUOUS  
ACTIVITIES AND TAKE FREQUENT BREAKS.  
 
GET GRAPHICS AND MORE DETAILS AT WEATHER.GOV/NORMAN...AND FOLLOW  
OUR WEATHER FORECAST OFFICE ON TWITTER AND FACEBOOK.  
 

 
 
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