Hazardous weather outlook from the National Weather Service

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE NORMAN OK
1157 AM CST SAT FEB 23 2013

OKZ004>048-050>052-TXZ083>090-241300-
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-
1157 AM CST SAT FEB 23 2013

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

.DAY ONE...THIS AFTERNOON AND TONIGHT...

THUNDERSTORM OUTLOOK...
THUNDERSTORMS WILL NOT OCCUR THROUGH TONIGHT.

DISCUSSION... 
A COMPACT UPPER LEVEL DISTURBANCE WILL CONTINUE TO MOVE ACROSS THE 
AREA THROUGH TONIGHT. THIS WILL DO LITTLE MORE THAN GENERATE 
WIDESPREAD CLOUDS THROUGH MID TO LATE AFTERNOON. DESPITE STRONG UPPER 
LEVEL FORCING...LACKING MOISTURE WILL PREVENT ANY SHOWERS OR STORMS 
FROM DEVELOPING.

PROBABILITY TABLE...
VALID THROUGH 700 AM CST SUNDAY FEB 24.
PROBABILITY OF THUNDERSTORMS OCCURRING IN THE
              NWS NORMAN COUNTY WARNING AREA...ZERO PERCENT.

OTHER HAZARDOUS WEATHER... 
SNOW PACK REMAINS OVER NORTHWEST OKLAHOMA. CONSIDERABLE MELTING OF
SNOW HAS LEAD TO IMPROVING ROAD CONDITIONS...THOUGH SOME SLICK SPOTS
WILL REMAIN LIKELY ON SECONDARY ROADWAYS. THIS WILL ESPECIALLY BE THE
CASE OVERNIGHT WHEN ANY LIQUID ON AREA ROADS REFREEZES. CONTINUE TO
EXERCISE CAUTION WHILE TRAVELING IN THIS AREA.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY...

THUNDERSTORM OUTLOOK...
A STRONG WINTER STORM SYSTEM WILL EMERGE INTO THE SOUTHERN PLAINS LATE
SUNDAY. STRONG SOUTHERLY FLOW WILL LEAD TO MODEST MOISTURE RETURN OVER
SOUTHERN PARTS OF OKLAHOMA AND NORTH TEXAS. AS A POTENT COLD FRONT SURGES
SOUTHEASTWARD SUNDAY AFTERNOON AND EVENING...ISOLATED THUNDERSTORMS WILL
BE POSSIBLE. WHILE LOW LEVEL MOISTURE WILL REMAIN MODEST...WIND PROFILES
WILL BE HIGHLY SUPPORTIVE OF SEVERE STORMS...AND A SEVERE STORM OR TWO
WILL BE POSSIBLE SUNDAY EVENING. THREATS FROM ANY STORMS THAT BECOME 
SEVERE WILL INCLUDE LARGE HAIL AND BRIEF DAMAGING WIND GUSTS.

AS THE UPPER LEVEL STORM SYSTEM DEEPENS OVER OKLAHOMA SUNDAY NIGHT THROUGH
MONDAY EVENING...INTENSE UPPER FORCING ON THE NORTHERN AND WESTERN SIDES
OF THE UPPER LOW PRESSURE CENTER MAY BE SUPPORTIVE OF THUNDERSNOW. ANY
AREAS THAT EXPERIENCE THUNDER AND LIGHTNING WITHIN HEAVIER SNOWBANDS WILL
SEE SNOWFALL RATES IN EXCESS OF ONE TO TWO INCHES PER HOUR...VISIBILITIES
LESS THAN A HALF MILE...AND WINDS OF 30 TO 40 MPH.

A PERIOD OF QUIETER WEATHER WILL RESUME TUESDAY THROUGH NEXT WEEKEND.

OTHER HAZARDOUS WEATHER...
A DANGEROUS WINTER STORM WILL IMPACT OKLAHOMA FROM LATE SUNDAY NIGHT
THROUGH TUESDAY MORNING. AS THE STORM DEEPENS ACROSS OKLAHOMA...VERY
HEAVY SNOW IS EXPECTED OVER PARTS OF THE AREA. IN ADDITION...STRONG
NORTHWEST WINDS OF 25 TO 35 MPH...WITH GUSTS OVER 45 MPH WILL BE
POSSIBLE...LEADING TO WHITE OUT CONDITIONS...REDUCED VISIBILITIES...
AND EXTREMELY DANGEROUS TRAVEL CONDITIONS OVER PARTS OF THE AREA. SNOW
ACCUMULATIONS IN EXCESS OF 10 INCHES WILL BE POSSIBLE OVER PORTIONS OF
NORTHERN AND WESTERN OKLAHOMA...WITH LESSER ACCUMULATIONS OF UP TO 6
INCHES OVER CENTRAL OKLAHOMA. THIS COMBINATION OF STRONG WINDS AND MODERATE
TO HEAVY SNOW WILL MAKE TRAVEL VERY HAZARDOUS OVER MUCH OF 
NORTHERN... WESTERN...AND CENTRAL OKLAHOMA LATE SUNDAY NIGHT THROUGH 
MONDAY NIGHT. A WINTER STORM WATCH IS CURRENTLY IN EFFECT...BUT AS 
CONFIDENCE INCREASES IN THE EXACT STORM TRACK AND EXPECTED SNOW 
AMOUNTS...WINTER STORM WARNINGS... BLIZZARD WATCHES...AND OR 
BLIZZARD WARNINGS MAY BECOME NECESSARY.

THE NEXT SCHEDULED HAZARDOUS WEATHER OUTLOOK WILL BE ISSUED AROUND 
5 AM SUNDAY WITH UPDATES AS NEEDED.
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[...] Hazardous weather outlook from the National Weather Service … HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE NORMAN OK 1157 AM CST SAT FEB 23. blog.newsok.com/…/hazardous-weather-outlook-from-the-nati… [...]

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