HAZARDOUS WEATHER OUTLOOK
Issue Date: 130 AM CST THU DEC 24 2009
Expiration: 500 AM CST THU DEC 24 2009
THIS HAZARDOUS WEATHER OUTLOOK COVERS NORTHERN...WESTERN...
CENTRAL...AND SOUTHERN OKLAHOMA...AND WESTERN NORTH TEXAS.
.DAY ONE...OVERNIGHT...
THUNDERSTORM OUTLOOK...
ISOLATED THUNDERSTORMS WILL BE POSSIBLE...MAINLY OVER PARTS OF
SOUTHERN OKLAHOMA OVERNIGHT. NO SEVERE STORMS ARE EXPECTED.
DISCUSSION...
A STRONG UPPER LEVEL STORM SYSTEM WILL MOVE SLOWLY EASTWARD ACROSS
WEST TEXAS OVERNIGHT. AS THIS SYSTEM... MOVES EASTWARD WIDESPREAD
PRECIPITATION WILL SPREAD ACROSS WESTERN NORTH TEXAS AND OKLAHOMA.
MEANWHILE COLDER AIR WILL CONTINUE TO SURGE SOUTHWARD ACROSS THE
AREA. RAIN WILL GRADUALLY CHANGE TO SNOW OVER MUCH OF WESTERN NORTH
TEXAS AND THE WESTERN HALF OF OKLAHOMA BY SUNRISE AS THE COLDER AIR
DEEPENS. A FEW THUNDERSTORMS WILL BE POSSIBLE OVERNIGHT...MAINLY IN
SOUTHERN OKLAHOMA. INSTABILITY WILL REMAIN LIMITED AND NO SEVERE
STORMS ARE EXPECTED.
PROBABILITY TABLE...
VALID THROUGH 700 AM CST THURSDAY DEC 24.
PROBABILITY OF THUNDERSTORMS OCCURRING IN THE
NWS NORMAN COUNTY WARNING AREA...100 PERCENT.
PROBABILITY OF SEVERE STORMS IF STORMS OCCUR...5 PERCENT.
OTHER HAZARDOUS WEATHER...
WINTER STORM WARNING ARE IN EFFECT OVERNIGHT AND INTO THURSDAY FOR
WESTERN NORTH AND MUCH OF OKLAHOMA. SIGNIFICANT ACCUMULATIONS OF
SNOW CAN BE EXPECTED...ESPECIALLY ACROSS WESTERN NORTH TEXAS AND
THE SOUTHERN HALF OF OKLAHOMA.
.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY...
THUNDERSTORM OUTLOOK...
NO THUNDERSTORMS ARE EXPECTED.
OTHER HAZARDOUS WEATHER...
SNOW... COLD TEMPERATURES... STRONG WINDS AND LOW WIND CHILL
READINGS WILL PREVAIL AREA-WIDE ON THURSDAY. ACCUMULATING SNOW WILL
BE LIKELY ACROSS A GOOD PORTION OF OKLAHOMA AND WESTERN NORTH TEXAS.
STRONG NORTH WINDS WILL RESULT IN BLOWING SNOW... RESTRICTED
VISIBILITIES AND DRIFTING OF THE SNOW. COLD TEMPERATURES WILL
CONTINUE INTO THE EARLY PART OF NEXT WEEK.
THE NEXT SCHEDULED HAZARDOUS WEATHER OUTLOOK WILL BE ISSUED AT 5 AM
THURSDAY.
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