Feb 8, 2010 7:55 PM CST From the BlackwellSkyWarn Weather Center... FLUS44 KOUN 082229 AAA HWOOUN HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE NORMAN OK 430 PM CST MON FEB 8 2010 OKZ004>048-050>052-TXZ083>090-091100- 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- 430 PM CST MON FEB 8 2010 THIS HAZARDOUS WEATHER OUTLOOK COVERS NORTHERN...WESTERN... CENTRAL...AND SOUTHERN OKLAHOMA...AND WESTERN NORTH TEXAS. .DAY ONE...THIS EVENING AND TONIGHT... THUNDERSTORM OUTLOOK... THUNDERSTORMS ARE NOT EXPECTED THROUGH TONIGHT. DISCUSSION... COLD AND STABLE AIR WILL OVERSPREAD THE AREA OVERNIGHT. PROBABILITY TABLE... VALID THROUGH 700 AM CST TUESDAY FEB 9. PROBABILITY OF THUNDERSTORMS OCCURRING IN THE NWS NORMAN COUNTY WARNING AREA...5 PERCENT. OTHER HAZARDOUS WEATHER... WET ROADS WILL ICE UP THIS EVENING AS COLDER CANADIAN AIR OVERSPREADS THE AREA FROM THE NORTH... DROPPING TEMPERATURES QUICKLY BELOW FREEZING. THERE WILL LIKELY BE A PERIOD OF HAZARDOUS DRIVING CONDITIONS... WITH BRIDGES AND OVERPASSES BEING THE FIRST SURFACES TO FREEZE. LIGHT SNOW... OR A MIX OF LIGHT SNOW AND LIGHT RAIN... WILL END BY LATE EVENING... BUT ANY ADDITIONAL SNOW ACCUMULATIONS WILL BE MINIMAL. EVEN AS THE PRECIPITATION ENDS... WIND CHILL TEMPERATURES WILL FALL TONIGHT AS NORTH WINDS INCREASE. WIND CHILL READINGS WILL REACH THE SINGLE DIGITS LATE TONIGHT OVER MOST OF CENTRAL AND NORTHERN OKLAHOMA... AND MAY FALL BELOW ZERO IN PARTS OF NORTHWESTERN OKLAHOMA. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY... THUNDERSTORM OUTLOOK... THUNDERSTORMS ARE NOT EXPECTED. OTHER HAZARDOUS WEATHER... WIND CHILL TEMPERATURES WILL REMAIN VERY COLD THROUGH WEDNESDAY MORNING. ANOTHER WEATHER SYSTEM WILL BRING A CHANCE OF MORE LIGHT SNOW FROM WEDNESDAY NIGHT THROUGH THURSDAY NIGHT. THE NEXT SCHEDULED HAZARDOUS WEATHER OUTLOOK WILL BE ISSUED AT 5 AM TUESDAY. $$ 24 WWUS44 KOUN 081918 WSWOUN URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE NORMAN OK 118 PM CST MON FEB 8 2010 OKZ007-008-011>013-015>020-022>026-090000- /O.CAN.KOUN.WS.W.0002.000000T0000Z-100209T0000Z/ /O.EXA.KOUN.WW.Y.0005.000000T0000Z-100209T0000Z/ GRANT-KAY-MAJOR-GARFIELD-NOBLE-DEWEY-CUSTER-BLAINE-KINGFISHER- LOGAN-PAYNE-WASHITA-CADDO-CANADIAN-OKLAHOMA-LINCOLN- INCLUDING THE CITIES OF...MEDFORD...PONCA CITY...FAIRVIEW... ENID...PERRY...TALOGA...WEATHERFORD...CLINTON...WATONGA... KINGFISHER...GUTHRIE...STILLWATER...CORDELL...ANADARKO...YUKON... EL RENO...MUSTANG...OKLAHOMA CITY...CHANDLER 118 PM CST MON FEB 8 2010 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 6 PM CST THIS EVENING... ...WINTER STORM WARNING IS CANCELLED... * TIMING: AREAS OF SNOW WILL BE POSSIBLE THROUGH THE AFTERNOON AS AN UPPER STORM SYSTEM CONTINUES TO MOVE ACROSS OKLAHOMA. THE SNOW WILL BE ENDING FROM THE WEST BY EARLY EVENING. * MAIN IMPACT: SCATTERED ACCUMULATIONS OF 1 TO 2 INCHES OF WET SNOW WILL BE POSSIBLE. SOME HIGHER TOTALS NEAR 3 INCHES MAY OCCUR ACROSS NORTHERN OKLAHOMA. WITH TEMPERATURES HOLDING NEAR OR A FEW DEGREES ABOVE FREEZING UNTIL EARLY EVENING... THE MORE SIGNIFICANT SNOW ACCUMULATIONS WILL MAKE ROADWAYS SLUSHY AND SLICK IN SOME AREAS. * OTHER IMPACTS: A STRONG COLD FRONT WILL BRING IN MUCH COLDER AIR BY TONIGHT ALONG WITH GUSTY NORTH WINDS. WIND CHILLS WILL FALL INTO THE SINGLE DIGITS IN MOST AREAS. THE COLD TEMPERATURES WILL CAUSE ANY REMAINING WATER AND SLUSH ON ROADWAYS TO FREEZE OVERNIGHT. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW COULD CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ CJS WWWW WWUS44 KOUN 081918 WSWOUN URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE NORMAN OK 118 PM CST MON FEB 8 2010 OKZ004>006-009-010-014-021-027>036-038-040-042-090000- /O.CON.KOUN.WW.Y.0005.000000T0000Z-100209T0000Z/ HARPER-WOODS-ALFALFA-ELLIS-WOODWARD-ROGER MILLS-BECKHAM-GRADY- MCCLAIN-CLEVELAND-POTTAWATOMIE-SEMINOLE-HUGHES-HARMON-GREER-KIOWA- JACKSON-COMANCHE-GARVIN-PONTOTOC- INCLUDING THE CITIES OF...BUFFALO...ALVA...CHEROKEE...ARNETT... WOODWARD...CHEYENNE...ELK CITY...SAYRE...CHICKASHA...PURCELL... NORMAN...MOORE...SHAWNEE...SEMINOLE...HOLDENVILLE...HOLLIS... MANGUM...HOBART...ALTUS...LAWTON...PAULS VALLEY...ADA 118 PM CST MON FEB 8 2010 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST THIS EVENING... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST THIS EVENING. * TIMING: SCATTERED AREAS OF RAIN AND WET SNOW WILL MOVE ACROSS THE AREA THIS AFTERNOON. THE PRECIPITATION SHOULD BE ENDING DURING THE EARLY EVENING HOURS. * MAIN IMPACT: SCATTERED ACCUMULATIONS OF UP TO ONE INCH OF WET SNOW WILL BE POSSIBLE ALONG WITH ISOLATED HIGHER TOTALS NEAR 2 INCHES. WITH TEMPERATURES HOLDING NEAR OR A FEW DEGREES ABOVE FREEZING UNTIL EARLY EVENING... THE HEAVIER SNOW ACCUMULATIONS COULD MAKE A FEW ROADWAYS SLUSHY AND SLICK. * OTHER IMPACTS: A STRONG COLD FRONT WILL BRING IN MUCH COLDER AIR TONIGHT ALONG WITH GUSTY NORTH WINDS. WIND CHILLS WILL FALL INTO THE SINGLE DIGITS IN MANY AREAS. THE COLD TEMPERATURES WILL CAUSE ANY REMAINING WATER AND SLUSH ON ROADWAYS TO FREEZE OVERNIGHT. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW COULD CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ CJS WWWW FLUS44 KOUN 081751 HWOOUN HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE NORMAN OK 1150 AM CST MON FEB 8 2010 OKZ004>048-050>052-TXZ083>090-091100- 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- 1150 AM CST MON FEB 8 2010 THIS HAZARDOUS WEATHER OUTLOOK COVERS NORTHERN...WESTERN... CENTRAL...AND SOUTHERN OKLAHOMA...AND WESTERN NORTH TEXAS. .DAY ONE...THIS AFTERNOON AND TONIGHT... THUNDERSTORM OUTLOOK... SEVERE THUNDERSTORMS ARE NOT EXPECTED THROUGH TONIGHT. DISCUSSION... A COLD UPPER LEVEL TROUGH WILL CONTINUE TO MOVE OUT OVER THE SOUTHERN PLAINS THIS AFTERNOON RESULTING IN STRONG LIFT AND WEAK INSTABILITY. SOME THUNDER... AND ISOLATED CLOUD TO GROUND LIGHTNING STRIKES MAY OCCUR... MAINLY ACROSS PARTS OF SOUTH CENTRAL AND SOUTHEAST OKLAHOMA. PROBABILITY TABLE... VALID THROUGH 700 AM CST TUESDAY FEB 9. PROBABILITY OF THUNDERSTORMS OCCURRING IN THE NWS NORMAN COUNTY WARNING AREA...40 PERCENT. PROBABILITY OF SEVERE STORMS IF STORMS OCCUR...LESS THAN 5 PERCENT. OTHER HAZARDOUS WEATHER... A WINTER STORM WILL CONTINUE TO AFFECT PARTS OF NORTHERN... WESTERN... AND CENTRAL OKLAHOMA. PERIODS OF MODERATE TO HEAVY SNOW AND INCREASING WINDS ARE FORECAST THROUGH THIS EVENING. PLEASE REFER TO THE LATEST WINTER WEATHER PRODUCT FOR MORE INFORMATION. EVEN AS THE PRECIPITATION ENDS... WIND CHILL TEMPERATURES WILL FALL TONIGHT... REACHING THE SINGLE DIGITS OVER A LARGE PART OF THE AREA. MEANWHILE... WET AND SLUSHY ROADWAYS WILL FREEZE OVERNIGHT AS COLD AIR SPREADS INTO THE REGION RESULTING IN SOME SLICK ROADWAYS. CONTINUED LIGHT TO MODERATE RAINS ACROSS THE RED RIVER VALLEY OF SOUTHEAST OKLAHOMA COULD LEAD TO PONDING OF WATER IN LOW-LYING AND OTHER POOR DRAINAGE AREAS THIS AFTERNOON. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY... THUNDERSTORM OUTLOOK... THUNDERSTORMS ARE NOT EXPECTED. OTHER HAZARDOUS WEATHER... WIND CHILL TEMPERATURES WILL REMAIN VERY COLD THROUGH WEDNESDAY MORNING. ANOTHER WEATHER SYSTEM WILL BRING A CHANCE FOR MORE LIGHT SNOW FROM WEDNESDAY NIGHT THROUGH THURSDAY NIGHT. THE NEXT SCHEDULED HAZARDOUS WEATHER OUTLOOK WILL BE ISSUED AT 5 AM TUESDAY. $$ CJS Stay tuned to this web site for the latest weather information... www.blackwellskywarn.org