Thunderstorms possible, expected to move into far western Oklahoma in evening hours, National Weather Service, Norman

NATIONAL WEATHER SERVICE NORMAN OK
FRI MAR 8 2013

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-
FRI MAR 8 2013

THIS HAZARDOUS WEATHER OUTLOOK COVERS NORTHERN…WESTERN…
CENTRAL…AND SOUTHERN OKLAHOMA…AND WESTERN NORTH TEXAS.

.DAY ONE…TODAY AND TONIGHT…

THUNDERSTORM OUTLOOK…
THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS ACROSS FAR WESTERN
OKLAHOMA AND FAR WESTERN NORTH TEXAS THROUGH TONIGHT.

LOCATION…
FAR WESTERN OKLAHOMA AND FAR WESTERN NORTH TEXAS.

TIMING…
THE MOST LIKELY TIME FOR STRONG TO SEVERE THUNDERSTORMS WILL BE
PRIMARILY AFTER 6 PM CST THROUGH MIDNIGHT.

RECOMMENDED ACTIONS…
STORM SPOTTER GROUPS AND EMERGENCY MANAGEMENT PERSONNEL ACROSS THE
RISK AREA SHOULD PLAN FOR SEVERE WEATHER OPERATIONS FROM THIS EVENING
THROUGH LATE TONIGHT.

DISCUSSION…
MOISTURE WILL CONTINUE TO INCREASE ACROSS THE SOUTHERN PLAINS THIS
MORNING…AHEAD OF AN AREA OF SURFACE LOW PRESSURE CENTERED OVER THE
WEST TEXAS PLAINS. AS THE LOW SLOWLY LIFTS NORTHEAST ACROSS THE REGION…
THE CHANCE FOR SCATTERED SHOWERS AND LIGHT RAIN WILL INCREASE ACROSS
OKLAHOMA AND WESTERN NORTH TEXAS THROUGH THE AFTERNOON.

AS INSTABILITY INCREASES STEADILY LATE THIS AFTERNOON AND EVENING ACROSS
THE TEXAS PANHANDLE…STRONG TO SEVERE STORMS ARE EXPECTED TO DEVELOP.
THESE STORMS ARE EXPECTED TO MOVE INTO FAR WESTERN OKLAHOMA AND WESTERN
NORTH TEXAS THROUGH THE EVENING HOURS…PRIMARILY IMPACTING LOCATIONS WEST
OF A LINE FROM WOODWARD OKLAHOMA TO CROWELL TEXAS. A FEW OF THESE STORMS
MAY PRODUCE UP TO HALF DOLLAR SIZED HAIL…AND WINDS NEARING 65 MPH. STORMS
ARE EXPECTED TO BECOME MORE ELEVATED AS THEY MOVE EAST THROUGH MIDNIGHT…
WEAKENING IN INTENSITY AS THEY APPROACH LOCATIONS ACROSS CENTRAL OKLAHOMA.

PROBABILITY TABLE…
VALID THROUGH 700 AM CST SATURDAY MAR 9.
PROBABILITY OF THUNDERSTORMS OCCURRING IN THE
              NWS NORMAN COUNTY WARNING AREA…100 PERCENT.
PROBABILITY OF SEVERE STORMS IF STORMS OCCUR…80 PERCENT.

OTHER HAZARDOUS WEATHER…
EXPECT STRONG WINDS AHEAD OF THE SURFACE LOW ACROSS WESTERN OKLAHOMA
AND NORTHERN TEXAS THIS AFTERNOON. SOUTH WINDS OF 10 TO 20 MPH WILL
GUST TO NEAR 30 THROUGH THE AFTERNOON AND EVENING.

.DAYS TWO THROUGH SEVEN…SATURDAY THROUGH THURSDAY…

THUNDERSTORM OUTLOOK…
THUNDERSTORM CHANCES ACROSS THE REGION WILL CONTINUE FROM SATURDAY THROUGH
EARLY SUNDAY MORNING…AS A STRONG UPPER LEVEL LOW TRAVERSES THE CENTRAL
PLAINS THROUGH SUNDAY. THE HEAVIEST RAINFALL IS EXPECTED SATURDAY
NIGHT ACROSS SOUTHEASTERN PORTIONS OF OKLAHOMA.

OTHER HAZARDOUS WEATHER…
STRONG WINDS ARE EXPECTED ONCE AGAIN SATURDAY AFTERNOON…EXPECT SUSTAINED
WINDS OF 15 TO 25 MPH GUSTING TO NEAR 35 ACROSS WESTERN OKLAHOMA AND FAR
WESTERN NORTH TEXAS BEHIND THE AFTERNOON DRY LINE. IN RESPONSE…FIRE
DANGER WILL BE ELEVATED ACROSS WESTERN OKLAHOMA AND WESTERN NORTH TEXAS
SATURDAY AFTERNOON AS THE VERY DRY AIR BEHIND THE DRYLINE COINCIDES WITH
THE GUSTY SOUTH WINDS

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