HAZARDOUS WEATHER OUTLOOK
Issue Date: 1059 AM CST THU DEC 24 2009
Expiration: 600 AM CST FRI DEC 25 2009

Expires:200912251200;;
FLUS44 KOUN 241651
HWOOUN
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE NORMAN OK
1050 AM CST THU DEC 24 2009
OKZ004>048-050>052-TXZ083>090-251200-
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-
1050 AM CST THU DEC 24 2009
THIS HAZARDOUS WEATHER OUTLOOK COVERS NORTHERN...WESTERN...
CENTRAL...AND SOUTHERN OKLAHOMA...AND WESTERN NORTH TEXAS.
.DAY ONE...TODAY AND TONIGHT...
THUNDERSTORM OUTLOOK...
ISOLATED THUNDERSTORMS WILL AFFECT PARTS OF OKLAHOMA TODAY...BUT
SEVERE THUNDERSTORMS ARE NOT EXPECTED.
DISCUSSION...
COLD AND STABLE LOW LEVEL AIR WILL DEEPEN THROUGHOUT THE DAY.
INTENSE LOW PRESSURE ALOFT WILL GENERATE ENOUGH LIFTING TO GENERATE
ISOLATED THUNDERSTORMS IN PARTS OF SOUTHERN AND CENTRAL OKLAHOMA.
THESE STORMS WILL PRODUCE A VARIETY OF PRECIPITATION...RANGING FROM
RAIN TO FREEZING RAIN...SMALL HAIL...SLEET...AND EVEN SNOW. BURSTS
OF HEAVY SLEET AND SNOW WILL ACCOMPANY THE THUNDERSTORMS THIS
AFTERNOON. BY EVENING...INTENSE LIFT WILL MOVE EAST WITH THE UPPER
LEVEL LOW...ENDING THE CHANCE OF THUNDERSTORMS.
PROBABILITY TABLE...
VALID THROUGH 700 AM CST FRIDAY DEC 25.
PROBABILITY OF THUNDERSTORMS OCCURRING IN THE
              NWS NORMAN COUNTY WARNING AREA...90 PERCENT
PROBABILITY OF SEVERE STORMS IF STORMS OCCUR...5 PERCENT.
OTHER HAZARDOUS WEATHER...
A DANGEROUS WINTER STORM IS UNFOLDING OVER ALL OF OKLAHOMA AND
WESTERN NORTH TEXAS. PLEASE REFER TO THE LATEST VERSION OF THE
WINTER STORM WARNING PRODUCTS FOR MORE INFORMATION.
.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY...
THUNDERSTORM OUTLOOK...
THUNDERSTORMS ARE NOT EXPECTED.
OTHER HAZARDOUS WEATHER...
COLD ARCTIC AIR WILL SLIDE INTO THE SOUTHERN PLAINS THURSDAY
NIGHT...AND REMAIN IN PLACE THROUGH THE WEEKEND. WITH FRESH SNOW ON
THE GROUND...TEMPERATURES MAY FALL VERY LOW AT NIGHT...INTO THE
SINGLE DIGITS ABOVE ZERO...AND RISE ONLY TO NEAR FREEZING IN THE
DAY. SOME LOCATIONS WILL SEE AN EXTENDED PERIOD OF TIME WITH SUB
FREEZING WEATHER. WIND CHILL TEMPERATURES WILL APPROACH ZERO DEGREES
AT TIMES. IN ADDITION...ANOTHER UPPER LEVEL TROUGH WILL APPROACH THE
REGION NEXT WEEK...BRINGING A CHANCE OF RAIN AND SNOW ON TUESDAY AND
WEDNESDAY.
THE NEXT SCHEDULED HAZARDOUS WEATHER OUTLOOK WILL BE ISSUED AT 5 AM
FRIDAY.
$$

BLIZZARD WARNING
Issue Date: 942 AM CST THU DEC 24 2009
Expiration: 600 PM CST THU DEC 24 2009

...BLIZZARD WARNING IN EFFECT UNTIL 6 PM CST THIS EVENING...
...WINTER STORM WARNING IS CANCELLED...
THE NATIONAL WEATHER SERVICE IN NORMAN HAS ISSUED A BLIZZARD
WARNING...WHICH IS IN EFFECT UNTIL 6 PM CST THIS EVENING. THIS
REPLACES THE WINTER STORM WARNING WHICH IS NO LONGER IN EFFECT.
* TIMING: THURSDAY MORNING AND AFTERNOON.
* MAIN IMPACT: HEAVY SNOW AND BLOWING SNOW... LOW VISIBILITY AND
STRONG WINDS WITH WIND GUSTS OF 45 TO 60 MPH. BLIZZARD
CONDITIONS AT TIMES. SNOWFALL WILL AVERAGE 4 TO 8 INCHES...BUT
SOUTHERN OKLAHOMA MAY RECEIVE 8 TO 11 INCHES...GENERALLY BETWEEN
LAWTON AND PAULS VALLEY.
* OTHER IMPACTS: WIND CHILL TEMPERATURES WILL BECOME DANGEROUSLY
LOW AS ARCTIC AIR BUILDS INTO THE REGION TODAY. WIND CHILLS
WILL FALL TO AROUND 5 TO 10 DEGREES ABOVE ZERO.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE
EXPECTED OR OCCURRING. FALLING AND BLOWING SNOW WITH STRONG WINDS
AND POOR VISIBILITIES ARE LIKELY. THIS WILL LEAD TO WHITEOUT
CONDITIONS...MAKING TRAVEL EXTREMELY DANGEROUS. DO NOT TRAVEL. IF
YOU MUST...HAVE A WINTER SURVIVAL KIT WITH YOU. IF YOU GET
STRANDED...STAY WITH YOUR VEHICLE.
$$

WINTER STORM WARNING
Issue Date: 1052 PM CST WED DEC 23 2009
Expiration: 600 PM CST THU DEC 24 2009

...WINTER STORM WARNING IN EFFECT UNTIL 6 PM CST THURSDAY...
THE NATIONAL WEATHER SERVICE IN NORMAN HAS EXPANDED THE WINTER
STORM WARNING TO INCLUDE ALL OF WESTERN NORTH TEXAS AND SOUTHERN
OKLAHOMA. THE WINTER STORM WARNING IS IN EFFECT UNTIL 6 PM CST
THURSDAY. THE WINTER WEATHER ADVISORY FOR WESTERN NORTH TEXAS AND
SOUTHERN OKLAHOMA IS NO LONGER IN EFFECT.
* TIMING: AROUND MIDNIGHT THURSDAY MORNING THROUGH THURSDAY
AFTERNOON.
* MAIN IMPACT: SNOW AND BLOWING SNOW WITH ACCUMULATION OF 4 TO 8
INCHES.
* OTHER IMPACTS: INCREASINGLY BLUSTERY WINDS ON THURSDAY...WITH
SOME BLOWING SNOW AND VERY LOW WIND CHILL TEMPERATURES.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET...AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO
POSSIBLE.  THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.
$$

WINTER WEATHER ADVISORY
Issue Date: 421 AM CST WED DEC 23 2009
Expiration: 600 PM CST THU DEC 24 2009

...WINTER WEATHER ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO
6 PM CST THURSDAY...
THE NATIONAL WEATHER SERVICE IN NORMAN HAS ISSUED A WINTER
WEATHER ADVISORY FOR FREEZING DRIZZLE...SNOW...AND BLOWING SNOW...
WHICH IS IN EFFECT FROM MIDNIGHT TONIGHT TO 6 PM CST THURSDAY.
* TIMING: LATE TONIGHT THROUGH THURSDAY
* MAIN IMPACT:
* MAIN IMPACT: FREEZING DRIZZLE CHANGING TO LIGHT SNOW...WITH
ACCUMULATION UP TO ONE INCH
* OTHER IMPACTS: INCREASINGLY BLUSTERY WINDS ON THURSDAY...WITH
SOME BLOWING SNOW AND VERY LOW WIND CHILL TEMPERATURES
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.
$$