Hazardous Weather Outlook
Issued by NWS Oklahoma City, OK

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FLUS44 KOUN 250947
HWOOUN

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE NORMAN OK
445 AM CDT WED MAR 25 2015

OKZ004>048-050>052-TXZ083>090-261000-
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-
445 AM CDT WED MAR 25 2015

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 OF SEVERE STORMS THIS AFTERNOON AND
EVENING ACROSS PORTIONS OF SOUTHWEST INTO CENTRAL AND NORTH CENTRAL
OKLAHOMA.

.LOCATION...
THE ENHANCED RISK AREA IS SOUTH AND EAST OF A LINE FROM PONCA CITY...
TO WATONGA... TO LAWTON AND NORTH OF A LINE FROM LAWTON... TO
PAULS VALLEY AND HOLDENVILLE... INCLUDING THE OKLAHOMA CITY METRO.
A SLIGHT RISK AREA SURROUNDS THE ENHANCED RISK... AND IS SOUTH AND
EAST OF A LINE FROM NEWKIRK... TO FAIRVIEW... TO CLINTON AND FREDERICK
OKLAHOMA AND VERNON TO SEYMOUR TEXAS.

.TIMING...
THE MOST LIKELY TIME FOR SEVERE THUNDERSTORMS WILL BE FROM 3 PM
THROUGH MIDNIGHT.

.IMPACTS...
LARGE HAIL... TO THE SIZE OF TENNIS BALLS AND WIND GUSTS TO 65 MPH
WILL BE THE MAIN HAZARDS WITH THE STRONGEST STORMS. FREQUENT
CLOUD-TO-GROUND LIGHTNING AND HEAVY RAINFALL WILL ALSO BE CONCERNS.

.DISCUSSION...
A WEAK BOUNDARY THAT PUSHED THROUGH MUCH OF THE AREA ON TUESDAY WILL
RETREAT NORTHWARD TODAY. AS THIS OCCURS INCREASING AMOUNTS OF MOISTURE
WILL BE TRANSPORTED NORTHWARD ACROSS THE AREA. BY THIS AFTERNOON...
THIS BOUNDARY IS EXPECTED TO BE NEAR THE OKLAHOMA KANSAS BORDER WITH
A MODERATELY UNSTABLE AIRMASS TO THE SOUTH OF IT ACROSS MUCH OF
OKLAHOMA AND WESTERN NORTH TEXAS. DAYTIME HEATING WILL AID IN
INITIATING THUNDERSTORM DEVELOPMENT NEAR THIS BOUNDARY BY MID
AFTERNOON. A FEW OF THESE STORMS WILL LIKELY BECOME SEVERE...
CAPABLE OF LARGE HAIL AND STRONG WIND GUSTS.

MEANWHILE... AN UPPER LEVEL DISTURBANCE WILL MOVE FROM THE CENTRAL
ROCKIES OUT INTO THE CENTRAL AND SOUTHERN PLAINS. AS THIS OCCURS...
A STRONG COLD FRONT WILL BEGIN TO SURGE SOUTH AND EAST ACROSS
OKLAHOMA. ADDITIONAL THUNDERSTORMS ARE EXPECTED TO DEVELOP ALONG
THIS FRONT BY LATE THIS AFTERNOON FROM PORTIONS OF NORTHERN INTO
WESTERN OKLAHOMA. INSTABILITY AND WIND SHEAR WILL BE SUFFICIENT FOR
SEVERE STORMS CAPABLE OF PRODUCING LARGE HAIL AND DAMAGING WIND
GUSTS. THIS ACTIVITY IS EXPECTED TO QUICKLY DEVELOP INTO A LINE OF
STORMS THAT WILL MOVE EAST AND NORTHEAST ACROSS CENTRAL AND NORTHERN
OKLAHOMA. SCATTERED STORMS WILL BE POSSIBLE FARTHER SOUTH AS THE
FRONT PUSHES THROUGH THE AREA DURING THE EVENING AND OVERNIGHT
PERIOD.

.STRONG WINDS...
VERY STRONG AND GUSTY NORTH WINDS ARE EXPECTED LATE THIS AFTERNOON
AND OVERNIGHT BEHIND A COLD FRONT. USE CAUTION IF TRAVELING...
ESPECIALLY ON EAST-WEST ROADS. SEE WIND ADVISORY AND HIGH WIND
WATCH FOR ADDITIONAL DETAILS.

.FIRE WEATHER...
A DRYLINE WILL WORK EAST ACROSS WESTERN NORTH TEXAS AND EXTREME SOUTHWEST
OKLAHOMA THIS AFTERNOON. THIS DRIER AIR WILL COMBINE WITH VERY WARM
TEMPERATURES AND STRONG WINDS TO ELEVATE WILDFIRE CONCERNS LATE THIS
AFTERNOON AND INTO THIS EVENING.

.COLD TEMPERATURES...
TEMPERATURES WILL DROP BEHIND A COLD FRONT TONIGHT. SOME LOCATIONS OF
NORTHWEST OKLAHOMA WILL DROP TO NEAR FREEZING FOR A SHORT TIME LATE TONIGHT.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY...

.THUNDERSTORMS...
THUNDERSTORM CHANCES RETURN TO OKLAHOMA AND WESTERN NORTH TEXAS NEXT
MONDAY AND TUESDAY.

GET GRAPHICS AND MORE DETAILS AT WEATHER.GOV/NORMAN...AND FOLLOW
OUR WEATHER FORECAST OFFICE ON TWITTER AND FACEBOOK.

$$



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