Alert archive / Oklahoma / Wind Chill Advisories in 2012

Wind Chill Advisory 1, NWS Norman, OK

December 25, 201231 counties in Oklahoma

NWS Norman, OK issued this wind chill advisory at Dec 25, 2012, 3:38 PM CST for 31 counties in Oklahoma. It took effect at Dec 25, 2012, 6:00 PM CST. It was in force for 15 hr.

The area

The counties it named.

The facts

Issued
Dec 25, 2012, 3:38 PM CST (21:38 UTC)
In effect from
Dec 25, 2012, 6:00 PM CST
Expired
Dec 26, 2012, 9:00 AM CST
In force
15 hr
Issued by
NWS Norman, OK
All 31 counties

Alfalfa County, OK, Beckham County, OK, Blaine County, OK, Caddo County, OK, Canadian County, OK, Cleveland County, OK, Comanche County, OK, Cotton County, OK, Custer County, OK, Dewey County, OK, Ellis County, OK, Garfield County, OK, Grady County, OK, Grant County, OK, Greer County, OK, Harmon County, OK, Harper County, OK, Jackson County, OK, Jefferson County, OK, Kingfisher County, OK, Kiowa County, OK, Logan County, OK, Major County, OK, McClain County, OK, Oklahoma County, OK, Roger Mills County, OK, Stephens County, OK, Tillman County, OK, Washita County, OK, Woods County, OK, Woodward County, OK

The radar

The Norman radar (KTLX), 119 km from the middle of the area, began a volume at 21:41 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Norman, OK (KOUN), launched 12:00Z, 9.6 hours before the alert went out and 111 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Norman, OK at 12:00Z on 2012-12-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Norman, OK at 12:00Z on 2012-12-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 312 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
524 m above ground
0-6 km bulk shear
41 kt
0-1 km storm-relative helicity
312 m²/s²
0-3 km storm-relative helicity
223 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

877 
WWUS44 KOUN 252138
WSWOUN

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE NORMAN OK
338 PM CST TUE DEC 25 2012

OKZ016-021>023-027-034>039-044-045-260600-
/O.NEW.KOUN.WC.Y.0001.121226T0000Z-121226T1500Z/
/O.CON.KOUN.BZ.W.0001.000000T0000Z-121226T0600Z/
CUSTER-BECKHAM-WASHITA-CADDO-GRADY-GREER-KIOWA-JACKSON-TILLMAN-
COMANCHE-STEPHENS-COTTON-JEFFERSON-
INCLUDING THE CITIES OF...WEATHERFORD...CLINTON...ELK CITY...
SAYRE...CORDELL...ANADARKO...CHICKASHA...MANGUM...HOBART...
ALTUS...FREDERICK...LAWTON...DUNCAN...WALTERS...WAURIKA
338 PM CST TUE DEC 25 2012

...BLIZZARD WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT...
...WIND CHILL ADVISORY IN EFFECT UNTIL 9 AM CST WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN NORMAN HAS ISSUED A WIND CHILL
ADVISORY...WHICH IS IN EFFECT UNTIL 9 AM CST WEDNESDAY. A
BLIZZARD WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT. 

* TIMING: BLIZZARD CONDITIONS FROM SNOW...BLOWING SNOW...STRONG 
  WINDS...AND VISIBILITIES BELOW ONE QUARTER MILE AT TIMES WILL 
  OCCUR THROUGH THIS EVENING. ANY PRECIPITATION WILL TURN TO 
  SNOW BY 2 PM CST. THE HEAVIEST SNOW WILL OCCUR THROUGH 6 PM 
  CST BEFORE TAPERING TO FLURRIES. HOWEVER...BLIZZARD CONDITIONS 
  WILL LIKELY CONTINUE DURING THE EVENING HOURS DUE TO STRONG 
  WINDS. IMPROVING CONDITIONS WILL OCCUR AFTER MIDNIGHT CST AS 
  WINDS DIMINISH. 

* MAIN IMPACT: BLIZZARD CONDITIONS CAN BE EXPECTED AT TIMES. THE 
  COMBINATION OF TOTAL SNOW ACCUMULATIONS OF 2 TO 6 INCHES WITH 
  LOCALLY HEAVIER AMOUNTS...NORTH WINDS 20 TO 30 MPH WITH GUSTS 
  TO 45 MPH...AND VISIBILITIES UNDER A QUARTER MILE AT TIMES 
  WILL CAUSE WHITEOUT CONDITIONS. CONSIDERABLE DRIFTING WILL 
  ALSO OCCUR...ESPECIALLY ON WEST TO EAST ROADS. 

* OTHER IMPACTS: CONSIDERABLE BLOWING AND DRIFTING SNOW AND 
  WHITEOUT CONDITIONS WILL CONTINUE TO MAKE TRAVEL HAZARDOUS 
  THIS AFTERNOON AND EVENING. WIND CHILL VALUES WILL BE IN THE 
  -10 TO +20 RANGE ALLOWING FOR POSSIBLE HYPOTHERMIA. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

DO NOT TRAVEL! STAY INSIDE! STRONG WINDS AND BLINDING SNOW WILL
MAKE TRAVEL NEARLY IMPOSSIBLE. THIS IS A LIFE THREATENING STORM.

IF YOU HAVE TO BE OUTSIDE DRESS IN LAYERS AND LEAVE NO SKIN
EXPOSED TO THE WIND. FROSTBITE AND HYPOTHERMIA CAN HAPPEN
QUICKLY.

&&

$$

OKZ040-041-046-050-TXZ085-086-090-260600-
/O.CON.KOUN.BZ.W.0001.000000T0000Z-121226T0600Z/
GARVIN-MURRAY-CARTER-LOVE-WILBARGER-WICHITA-CLAY-
INCLUDING THE CITIES OF...PAULS VALLEY...SULPHUR...ARDMORE...
MARIETTA...VERNON...WICHITA FALLS...HENRIETTA
338 PM CST TUE DEC 25 2012

...BLIZZARD WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT...

A BLIZZARD WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT. 

* TIMING: BLIZZARD CONDITIONS FROM SNOW...BLOWING SNOW...STRONG 
  WINDS...AND VISIBILITIES BELOW ONE QUARTER MILE AT TIMES WILL 
  OCCUR THROUGH THIS EVENING. THE HEAVIEST SNOW WILL OCCUR 
  THROUGH 6 PM CST BEFORE TAPERING TO FLURRIES. HOWEVER...
  BLIZZARD CONDITIONS WILL LIKELY CONTINUE DURING THE EVENING 
  HOURS DUE TO STRONG WINDS. IMPROVING CONDITIONS WILL OCCUR 
  AFTER MIDNIGHT CST AS WINDS DIMINISH. 

* MAIN IMPACT: BLIZZARD CONDITIONS CAN BE EXPECTED AT TIMES. THE 
  COMBINATION OF TOTAL SNOW ACCUMULATIONS OF 2 TO 6 INCHES WITH 
  LOCALLY HEAVIER AMOUNTS...NORTH WINDS 20 TO 30 MPH WITH GUSTS 
  TO 45 MPH...AND VISIBILITIES UNDER A QUARTER MILE AT TIMES 
  WILL CAUSE WHITEOUT CONDITIONS. CONSIDERABLE DRIFTING WILL 
  ALSO OCCUR...ESPECIALLY ON WEST TO EAST ROADS. 

* OTHER IMPACTS: CONSIDERABLE BLOWING AND DRIFTING SNOW AND 
  WHITEOUT CONDITIONS WILL CONTINUE TO MAKE TRAVEL HAZARDOUS 
  THIS AFTERNOON AND EVENING. WIND CHILL VALUES WILL BE IN THE 
  -10 TO +20 RANGE ALLOWING FOR POSSIBLE HYPOTHERMIA. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

DO NOT TRAVEL! STAY INSIDE! STRONG WINDS AND BLINDING SNOW WILL
MAKE TRAVEL NEARLY IMPOSSIBLE. THIS IS A LIFE THREATENING STORM.

&&

$$

OKZ015-017-018-024-028-260600-
/O.NEW.KOUN.WC.Y.0001.121226T0000Z-121226T1500Z/
/O.CON.KOUN.WS.W.0001.000000T0000Z-121226T0600Z/
DEWEY-BLAINE-KINGFISHER-CANADIAN-MCCLAIN-
INCLUDING THE CITIES OF...TALOGA...WATONGA...KINGFISHER...YUKON...
EL RENO...MUSTANG...PURCELL
338 PM CST TUE DEC 25 2012

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT...
...WIND CHILL ADVISORY IN EFFECT UNTIL 9 AM CST WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN NORMAN HAS ISSUED A WIND CHILL
ADVISORY...WHICH IS IN EFFECT UNTIL 9 AM CST WEDNESDAY. A WINTER
STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT. 

* TIMING: SNOW WILL CONTINUE THROUGH 6 PM CST...AND THEN WILL 
  TAPER OFF TO FLURRIES. 

* MAIN IMPACT: SNOW ACCUMULATIONS AND BLOWING SNOW WILL BE THE 
  MAIN IMPACTS. TOTAL SNOW ACCUMULATIONS WILL BE GENERALLY 2 TO 
  6 INCHES WITH LOCALLY HEAVIER AMOUNTS. CONSIDERABLE DRIFTING 
  WILL ALSO OCCUR...ESPECIALLY ON WEST TO EAST ROADS. 

* OTHER IMPACTS: CONSIDERABLE BLOWING AND DRIFTING SNOW DUE TO 
  20 TO 30 MPH NORTH WINDS WITH GUSTS UP TO 45 MPH...WILL RESULT 
  IN LOW VISIBILITIES AND HAZARDOUS DRIVING CONDITIONS THIS 
  AFTERNOON AND EVENING. WIND CHILL VALUES WILL BE IN THE -10 TO 
  +20 RANGE ALLOWING FOR POSSIBLE HYPOTHERMIA. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AVOID TRAVEL. BE SURE YOU CAN TAKE CARE OF YOURSELF AND YOUR
FAMILY IF YOU LOSE ELECTRICAL POWER. MONITOR WEATHER FORECASTS
AND INFORMATION.

IF YOU HAVE TO BE OUTSIDE DRESS IN LAYERS AND LEAVE NO SKIN
EXPOSED TO THE WIND. FROSTBITE AND HYPOTHERMIA CAN HAPPEN
QUICKLY.

&&

$$

OKZ031-032-042-043-047-048-051-052-260600-
/O.CON.KOUN.WS.W.0001.000000T0000Z-121226T0600Z/
SEMINOLE-HUGHES-PONTOTOC-COAL-JOHNSTON-ATOKA-MARSHALL-BRYAN-
INCLUDING THE CITIES OF...SEMINOLE...HOLDENVILLE...ADA...
COALGATE...TISHOMINGO...ATOKA...MADILL...DURANT
338 PM CST TUE DEC 25 2012

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT. 

* TIMING: SNOW WILL CONTINUE THROUGH 6 PM CST...AND THEN WILL 
  TAPER OFF TO FLURRIES. 

* MAIN IMPACT: SNOW ACCUMULATIONS AND BLOWING SNOW WILL BE THE 
  MAIN IMPACTS. TOTAL SNOW ACCUMULATIONS WILL BE GENERALLY 2 TO 
  6 INCHES WITH LOCALLY HEAVIER AMOUNTS. CONSIDERABLE DRIFTING 
  WILL ALSO OCCUR...ESPECIALLY ON WEST TO EAST ROADS. 

* OTHER IMPACTS: CONSIDERABLE BLOWING AND DRIFTING SNOW DUE TO 
  20 TO 30 MPH NORTH WINDS WITH GUSTS UP TO 45 MPH...WILL RESULT 
  IN LOW VISIBILITIES AND HAZARDOUS DRIVING CONDITIONS THIS 
  AFTERNOON AND EVENING. WIND CHILL VALUES WILL BE IN THE -10 TO 
  +20 RANGE ALLOWING FOR POSSIBLE HYPOTHERMIA. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AVOID TRAVEL. BE SURE YOU CAN TAKE CARE OF YOURSELF AND YOUR
FAMILY IF YOU LOSE ELECTRICAL POWER. MONITOR WEATHER FORECASTS
AND INFORMATION.

&&

$$

OKZ033-260600-
/O.NEW.KOUN.WC.Y.0001.121226T0000Z-121226T1500Z/
/O.CON.KOUN.WW.Y.0005.000000T0000Z-121226T0600Z/
HARMON-
INCLUDING THE CITY OF...HOLLIS
338 PM CST TUE DEC 25 2012

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT...
...WIND CHILL ADVISORY IN EFFECT UNTIL 9 AM CST WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN NORMAN HAS ISSUED A WIND CHILL
ADVISORY...WHICH IS IN EFFECT UNTIL 9 AM CST WEDNESDAY. A WINTER
WEATHER ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT. 

* TIMING: SNOW WILL CONTINUE THROUGH 6 PM CST...AND THEN WILL 
  TAPER OFF TO FLURRIES. 

* MAIN IMPACT: SNOW ACCUMULATIONS...AND BLOWING SNOW ARE THE 
  MAIN IMPACTS. TOTAL SNOW ACCUMULATIONS WILL BE GENERALLY 1 TO 
  3 INCHES. 

* OTHER IMPACTS: CONSIDERABLE BLOWING AND DRIFTING SNOW DUE TO 
  20 TO 30 MPH NORTH WINDS WITH GUSTS UP TO 45 MPH...WILL RESULT 
  IN LOW VISIBILITIES AND HAZARDOUS DRIVING CONDITIONS THIS 
  AFTERNOON AND EVENING. WIND CHILL VALUES WILL BE IN THE -10 TO 
  +20 RANGE ALLOWING FOR POSSIBLE HYPOTHERMIA. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

BE CAREFUL IF YOU HAVE TO TRAVEL. EVEN SMALL AMOUNTS OF ICE AND
SNOW CAN MAKE ROADS AND SIDEWALKS SLICK AND DANGEROUS.

IF YOU HAVE TO BE OUTSIDE DRESS IN LAYERS AND LEAVE NO SKIN
EXPOSED TO THE WIND. FROSTBITE AND HYPOTHERMIA CAN HAPPEN
QUICKLY.

&&

$$

OKZ004>007-009>012-014-019-025-029-260600-
/O.NEW.KOUN.WC.Y.0001.121226T0000Z-121226T1500Z/
HARPER-WOODS-ALFALFA-GRANT-ELLIS-WOODWARD-MAJOR-GARFIELD-
ROGER MILLS-LOGAN-OKLAHOMA-CLEVELAND-
INCLUDING THE CITIES OF...BUFFALO...ALVA...CHEROKEE...MEDFORD...
ARNETT...WOODWARD...FAIRVIEW...ENID...CHEYENNE...GUTHRIE...
OKLAHOMA CITY...NORMAN...MOORE
338 PM CST TUE DEC 25 2012

...WIND CHILL ADVISORY IN EFFECT UNTIL 9 AM CST WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN NORMAN HAS ISSUED A WIND CHILL
ADVISORY...WHICH IS IN EFFECT UNTIL 9 AM CST WEDNESDAY. 

* WIND CHILL VALUES: 5 TO 10 BELOW ZERO.

* IMPACTS: WITHOUT PROPER PROTECTION...EXPOSED SKIN CAN BE
  SUSCEPTIBLE TO FROSTBITE IN AS LITTLE AS 30 MINUTES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF YOU HAVE TO BE OUTSIDE DRESS IN LAYERS AND LEAVE NO SKIN
EXPOSED TO THE WIND. FROSTBITE AND HYPOTHERMIA CAN HAPPEN
QUICKLY.

&&

$$

TXZ083-084-087>089-260600-
/O.CON.KOUN.WW.Y.0005.000000T0000Z-121226T0600Z/
HARDEMAN-FOARD-KNOX-BAYLOR-ARCHER-
INCLUDING THE CITIES OF...QUANAH...CHILLICOTHE...CROWELL...
MUNDAY...KNOX CITY...SEYMOUR...ARCHER CITY...HOLLIDAY...
LAKESIDE CITY
338 PM CST TUE DEC 25 2012

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT. 

* TIMING: SNOW WILL CONTINUE THROUGH 6 PM CST...AND THEN WILL 
  TAPER OFF TO FLURRIES. 

* MAIN IMPACT: SNOW ACCUMULATIONS...AND BLOWING SNOW ARE THE 
  MAIN IMPACTS. TOTAL SNOW ACCUMULATIONS WILL BE GENERALLY 1 TO 
  3 INCHES. 

* OTHER IMPACTS: CONSIDERABLE BLOWING AND DRIFTING SNOW DUE TO 
  20 TO 30 MPH NORTH WINDS WITH GUSTS UP TO 45 MPH...WILL RESULT 
  IN LOW VISIBILITIES AND HAZARDOUS DRIVING CONDITIONS THIS 
  AFTERNOON AND EVENING. WIND CHILL VALUES WILL BE IN THE -10 TO 
  +20 RANGE ALLOWING FOR POSSIBLE HYPOTHERMIA. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

BE CAREFUL IF YOU HAVE TO TRAVEL. EVEN SMALL AMOUNTS OF ICE AND
SNOW CAN MAKE ROADS AND SIDEWALKS SLICK AND DANGEROUS.

&&

$$
5 follow-up statements
966 
WWUS44 KOUN 252143 AAA
WSWOUN

URGENT - WINTER WEATHER MESSAGE...UPDATED
NATIONAL WEATHER SERVICE NORMAN OK
343 PM CST TUE DEC 25 2012

OKZ016-021>023-027-034>039-044-045-260545-
/O.CON.KOUN.BZ.W.0001.000000T0000Z-121226T0600Z/
/O.CON.KOUN.WC.Y.0001.121226T0000Z-121226T1500Z/
CUSTER-BECKHAM-WASHITA-CADDO-GRADY-GREER-KIOWA-JACKSON-TILLMAN-
COMANCHE-STEPHENS-COTTON-JEFFERSON-
INCLUDING THE CITIES OF...WEATHERFORD...CLINTON...ELK CITY...
SAYRE...CORDELL...ANADARKO...CHICKASHA...MANGUM...HOBART...
ALTUS...FREDERICK...LAWTON...DUNCAN...WALTERS...WAURIKA
343 PM CST TUE DEC 25 2012

...BLIZZARD WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT...
...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 9 AM CST
WEDNESDAY...

A BLIZZARD WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT.
A WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 9 AM CST WEDNESDAY.

* TIMING: BLIZZARD CONDITIONS FROM SNOW...BLOWING SNOW...STRONG
  WINDS...AND VISIBILITIES BELOW ONE QUARTER MILE AT TIMES WILL
  OCCUR THROUGH THIS EVENING. THE HEAVIEST SNOW WILL OCCUR
  THROUGH 6 PM CST BEFORE TAPERING TO FLURRIES. HOWEVER...BLIZZARD
  CONDITIONS WILL LIKELY CONTINUE DURING THE EVENING HOURS DUE TO
  STRONG WINDS. IMPROVING CONDITIONS WILL OCCUR AFTER MIDNIGHT CST
  AS WINDS DIMINISH.

* MAIN IMPACT: BLIZZARD CONDITIONS CAN BE EXPECTED AT TIMES. THE 
  COMBINATION OF TOTAL SNOW ACCUMULATIONS OF 2 TO 6 INCHES WITH 
  LOCALLY HEAVIER AMOUNTS...NORTH WINDS 20 TO 30 MPH WITH GUSTS 
  TO 45 MPH...AND VISIBILITIES UNDER A QUARTER MILE AT TIMES 
  WILL CAUSE WHITEOUT CONDITIONS. CONSIDERABLE DRIFTING WILL 
  ALSO OCCUR...ESPECIALLY ON WEST TO EAST ROADS. 

* OTHER IMPACTS: CONSIDERABLE BLOWING AND DRIFTING SNOW AND 
  WHITEOUT CONDITIONS WILL CONTINUE TO MAKE TRAVEL HAZARDOUS 
  THIS AFTERNOON AND EVENING. WIND CHILL VALUES WILL BE IN THE 
  -10 TO +20 RANGE ALLOWING FOR POSSIBLE HYPOTHERMIA. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

DO NOT TRAVEL! STAY INSIDE! STRONG WINDS AND BLINDING SNOW WILL
MAKE TRAVEL NEARLY IMPOSSIBLE. THIS IS A LIFE THREATENING STORM.

IF YOU HAVE TO BE OUTSIDE DRESS IN LAYERS AND LEAVE NO SKIN
EXPOSED TO THE WIND. FROSTBITE AND HYPOTHERMIA CAN HAPPEN
QUICKLY.

&&

$$

OKZ040-041-046-050-TXZ085-086-090-260545-
/O.CON.KOUN.BZ.W.0001.000000T0000Z-121226T0600Z/
GARVIN-MURRAY-CARTER-LOVE-WILBARGER-WICHITA-CLAY-
INCLUDING THE CITIES OF...PAULS VALLEY...SULPHUR...ARDMORE...
MARIETTA...VERNON...WICHITA FALLS...HENRIETTA
343 PM CST TUE DEC 25 2012

...BLIZZARD WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT...

A BLIZZARD WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT. 

* TIMING: BLIZZARD CONDITIONS FROM SNOW...BLOWING SNOW...STRONG 
  WINDS...AND VISIBILITIES BELOW ONE QUARTER MILE AT TIMES WILL 
  OCCUR THROUGH THIS EVENING. THE HEAVIEST SNOW WILL OCCUR 
  THROUGH 6 PM CST BEFORE TAPERING TO FLURRIES. HOWEVER... 
  BLIZZARD CONDITIONS WILL LIKELY CONTINUE DURING THE EVENING 
  HOURS DUE TO STRONG WINDS. IMPROVING CONDITIONS WILL OCCUR 
  AFTER MIDNIGHT CST AS WINDS DIMINISH. 

* MAIN IMPACT: BLIZZARD CONDITIONS CAN BE EXPECTED AT TIMES. THE 
  COMBINATION OF TOTAL SNOW ACCUMULATIONS OF 2 TO 6 INCHES WITH 
  LOCALLY HEAVIER AMOUNTS...NORTH WINDS 20 TO 30 MPH WITH GUSTS 
  TO 45 MPH...AND VISIBILITIES UNDER A QUARTER MILE AT TIMES 
  WILL CAUSE WHITEOUT CONDITIONS. CONSIDERABLE DRIFTING WILL 
  ALSO OCCUR...ESPECIALLY ON WEST TO EAST ROADS. 

* OTHER IMPACTS: CONSIDERABLE BLOWING AND DRIFTING SNOW AND 
  WHITEOUT CONDITIONS WILL CONTINUE TO MAKE TRAVEL HAZARDOUS 
  THIS AFTERNOON AND EVENING. WIND CHILL VALUES WILL BE IN THE 
  -10 TO +20 RANGE ALLOWING FOR POSSIBLE HYPOTHERMIA. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

DO NOT TRAVEL! STAY INSIDE! STRONG WINDS AND BLINDING SNOW WILL
MAKE TRAVEL NEARLY IMPOSSIBLE. THIS IS A LIFE THREATENING STORM.

&&

$$

OKZ015-017-018-024-028-260545-
/O.CON.KOUN.WS.W.0001.000000T0000Z-121226T0600Z/
/O.CON.KOUN.WC.Y.0001.121226T0000Z-121226T1500Z/
DEWEY-BLAINE-KINGFISHER-CANADIAN-MCCLAIN-
INCLUDING THE CITIES OF...TALOGA...WATONGA...KINGFISHER...YUKON...
EL RENO...MUSTANG...PURCELL
343 PM CST TUE DEC 25 2012

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT...
...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 9 AM CST
WEDNESDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT. A WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 9 AM CST
WEDNESDAY. 

* TIMING: SNOW WILL CONTINUE THROUGH 6 PM CST...AND THEN WILL 
  TAPER OFF TO FLURRIES. 

* MAIN IMPACT: SNOW ACCUMULATIONS AND BLOWING SNOW WILL BE THE 
  MAIN IMPACTS. TOTAL SNOW ACCUMULATIONS WILL BE GENERALLY 2 TO 
  6 INCHES WITH LOCALLY HEAVIER AMOUNTS. CONSIDERABLE DRIFTING 
  WILL ALSO OCCUR...ESPECIALLY ON WEST TO EAST ROADS. 

* OTHER IMPACTS: CONSIDERABLE BLOWING AND DRIFTING SNOW DUE TO 
  20 TO 30 MPH NORTH WINDS WITH GUSTS UP TO 45 MPH...WILL RESULT 
  IN LOW VISIBILITIES AND HAZARDOUS DRIVING CONDITIONS THIS 
  AFTERNOON AND EVENING. WIND CHILL VALUES WILL BE IN THE -10 TO 
  +20 RANGE ALLOWING FOR POSSIBLE HYPOTHERMIA. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AVOID TRAVEL. BE SURE YOU CAN TAKE CARE OF YOURSELF AND YOUR
FAMILY IF YOU LOSE ELECTRICAL POWER. MONITOR WEATHER FORECASTS
AND INFORMATION.

IF YOU HAVE TO BE OUTSIDE DRESS IN LAYERS AND LEAVE NO SKIN
EXPOSED TO THE WIND. FROSTBITE AND HYPOTHERMIA CAN HAPPEN
QUICKLY.

&&

$$

OKZ031-032-042-043-047-048-051-052-260545-
/O.CON.KOUN.WS.W.0001.000000T0000Z-121226T0600Z/
SEMINOLE-HUGHES-PONTOTOC-COAL-JOHNSTON-ATOKA-MARSHALL-BRYAN-
INCLUDING THE CITIES OF...SEMINOLE...HOLDENVILLE...ADA...
COALGATE...TISHOMINGO...ATOKA...MADILL...DURANT
343 PM CST TUE DEC 25 2012

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT. 

* TIMING: SNOW WILL CONTINUE THROUGH 6 PM CST...AND THEN WILL 
  TAPER OFF TO FLURRIES. 

* MAIN IMPACT: SNOW ACCUMULATIONS AND BLOWING SNOW WILL BE THE 
  MAIN IMPACTS. TOTAL SNOW ACCUMULATIONS WILL BE GENERALLY 2 TO 
  6 INCHES WITH LOCALLY HEAVIER AMOUNTS. CONSIDERABLE DRIFTING 
  WILL ALSO OCCUR...ESPECIALLY ON WEST TO EAST ROADS. 

* OTHER IMPACTS: CONSIDERABLE BLOWING AND DRIFTING SNOW DUE TO 
  20 TO 30 MPH NORTH WINDS WITH GUSTS UP TO 45 MPH...WILL RESULT 
  IN LOW VISIBILITIES AND HAZARDOUS DRIVING CONDITIONS THIS 
  AFTERNOON AND EVENING. WIND CHILL VALUES WILL BE IN THE -10 TO 
  +20 RANGE ALLOWING FOR POSSIBLE HYPOTHERMIA. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AVOID TRAVEL. BE SURE YOU CAN TAKE CARE OF YOURSELF AND YOUR
FAMILY IF YOU LOSE ELECTRICAL POWER. MONITOR WEATHER FORECASTS
AND INFORMATION.

&&

$$

OKZ033-260545-
/O.CON.KOUN.WW.Y.0005.000000T0000Z-121226T0600Z/
/O.CON.KOUN.WC.Y.0001.121226T0000Z-121226T1500Z/
HARMON-
INCLUDING THE CITY OF...HOLLIS
343 PM CST TUE DEC 25 2012

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT...
...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 9 AM CST
WEDNESDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT. A WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 9 AM CST
WEDNESDAY. 

* TIMING: SNOW WILL CONTINUE THROUGH 6 PM CST...AND THEN WILL 
  TAPER OFF TO FLURRIES. 

* MAIN IMPACT: SNOW ACCUMULATIONS...AND BLOWING SNOW ARE THE 
  MAIN IMPACTS. TOTAL SNOW ACCUMULATIONS WILL BE GENERALLY 1 TO 
  3 INCHES. 

* OTHER IMPACTS: CONSIDERABLE BLOWING AND DRIFTING SNOW DUE TO 
  20 TO 30 MPH NORTH WINDS WITH GUSTS UP TO 45 MPH...WILL RESULT 
  IN LOW VISIBILITIES AND HAZARDOUS DRIVING CONDITIONS THIS 
  AFTERNOON AND EVENING. WIND CHILL VALUES WILL BE IN THE -10 TO 
  +20 RANGE ALLOWING FOR POSSIBLE HYPOTHERMIA. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

BE CAREFUL IF YOU HAVE TO TRAVEL. EVEN SMALL AMOUNTS OF ICE AND
SNOW CAN MAKE ROADS AND SIDEWALKS SLICK AND DANGEROUS.

IF YOU HAVE TO BE OUTSIDE DRESS IN LAYERS AND LEAVE NO SKIN
EXPOSED TO THE WIND. FROSTBITE AND HYPOTHERMIA CAN HAPPEN
QUICKLY.

&&

$$

TXZ083-084-087>089-260545-
/O.CON.KOUN.WW.Y.0005.000000T0000Z-121226T0600Z/
HARDEMAN-FOARD-KNOX-BAYLOR-ARCHER-
INCLUDING THE CITIES OF...QUANAH...CHILLICOTHE...CROWELL...
MUNDAY...KNOX CITY...SEYMOUR...ARCHER CITY...HOLLIDAY...
LAKESIDE CITY
343 PM CST TUE DEC 25 2012

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT. 

* TIMING: SNOW WILL CONTINUE THROUGH 6 PM CST...AND THEN WILL 
  TAPER OFF TO FLURRIES. 

* MAIN IMPACT: SNOW ACCUMULATIONS...AND BLOWING SNOW ARE THE 
  MAIN IMPACTS. TOTAL SNOW ACCUMULATIONS WILL BE GENERALLY 1 TO 
  3 INCHES. 

* OTHER IMPACTS: CONSIDERABLE BLOWING AND DRIFTING SNOW DUE TO 
  20 TO 30 MPH NORTH WINDS WITH GUSTS UP TO 45 MPH...WILL RESULT 
  IN LOW VISIBILITIES AND HAZARDOUS DRIVING CONDITIONS THIS 
  AFTERNOON AND EVENING. WIND CHILL VALUES WILL BE IN THE -10 TO 
  +20 RANGE ALLOWING FOR POSSIBLE HYPOTHERMIA. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

BE CAREFUL IF YOU HAVE TO TRAVEL. EVEN SMALL AMOUNTS OF ICE AND
SNOW CAN MAKE ROADS AND SIDEWALKS SLICK AND DANGEROUS.

&&

$$

OKZ004>007-009>012-014-019-025-029-260545-
/O.CON.KOUN.WC.Y.0001.121226T0000Z-121226T1500Z/
HARPER-WOODS-ALFALFA-GRANT-ELLIS-WOODWARD-MAJOR-GARFIELD-
ROGER MILLS-LOGAN-OKLAHOMA-CLEVELAND-
INCLUDING THE CITIES OF...BUFFALO...ALVA...CHEROKEE...MEDFORD...
ARNETT...WOODWARD...FAIRVIEW...ENID...CHEYENNE...GUTHRIE...
OKLAHOMA CITY...NORMAN...MOORE
343 PM CST TUE DEC 25 2012

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 9 AM CST
WEDNESDAY...

A WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 9 AM CST WEDNESDAY.

* WIND CHILL VALUES: 5 TO 10 BELOW ZERO.

* IMPACTS: WITHOUT PROPER PROTECTION...EXPOSED SKIN CAN BE 
  SUSCEPTIBLE TO FROSTBITE IN AS LITTLE AS 30 MINUTES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF YOU HAVE TO BE OUTSIDE DRESS IN LAYERS AND LEAVE NO SKIN
EXPOSED TO THE WIND. FROSTBITE AND HYPOTHERMIA CAN HAPPEN
QUICKLY.

&&

$$
753 
WWUS44 KOUN 252358
WSWOUN

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE NORMAN OK
558 PM CST TUE DEC 25 2012

OKZ016-021>023-027-034>039-044-045-260800-
/O.CAN.KOUN.BZ.W.0001.000000T0000Z-121226T0600Z/
/O.CON.KOUN.WC.Y.0001.121226T0000Z-121226T1500Z/
CUSTER-BECKHAM-WASHITA-CADDO-GRADY-GREER-KIOWA-JACKSON-TILLMAN-
COMANCHE-STEPHENS-COTTON-JEFFERSON-
INCLUDING THE CITIES OF...WEATHERFORD...CLINTON...ELK CITY...
SAYRE...CORDELL...ANADARKO...CHICKASHA...MANGUM...HOBART...
ALTUS...FREDERICK...LAWTON...DUNCAN...WALTERS...WAURIKA
558 PM CST TUE DEC 25 2012

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 9 AM CST
WEDNESDAY...
...BLIZZARD WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN NORMAN HAS CANCELLED THE BLIZZARD
WARNING. A WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 9 AM CST
WEDNESDAY. 

* TIMING: UNTIL 9 AM WEDNESDAY.

* MAIN IMPACT: MINIMUM WIND CHILL TEMPERATURE -3 TO -8 DEGREES
  NEAR SUNRISE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF YOU HAVE TO BE OUTSIDE DRESS IN LAYERS AND LEAVE NO SKIN
EXPOSED TO THE WIND. FROSTBITE AND HYPOTHERMIA CAN HAPPEN
QUICKLY.

&&

$$

OKZ040-041-046-050-TXZ085-086-090-260100-
/O.CAN.KOUN.BZ.W.0001.000000T0000Z-121226T0600Z/
GARVIN-MURRAY-CARTER-LOVE-WILBARGER-WICHITA-CLAY-
INCLUDING THE CITIES OF...PAULS VALLEY...SULPHUR...ARDMORE...
MARIETTA...VERNON...WICHITA FALLS...HENRIETTA
558 PM CST TUE DEC 25 2012

...BLIZZARD WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN NORMAN HAS CANCELLED THE BLIZZARD
WARNING. 

$$

OKZ032-042-043-047-048-051-052-260600-
/O.CAN.KOUN.WS.W.0001.000000T0000Z-121226T0600Z/
/O.NEW.KOUN.WW.Y.0006.121225T2358Z-121226T0600Z/
HUGHES-PONTOTOC-COAL-JOHNSTON-ATOKA-MARSHALL-BRYAN-
INCLUDING THE CITIES OF...HOLDENVILLE...ADA...COALGATE...
TISHOMINGO...ATOKA...MADILL...DURANT
558 PM CST TUE DEC 25 2012

...WINTER WEATHER ADVISORY IN EFFECT UNTIL MIDNIGHT CST TONIGHT...
...WINTER STORM WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN NORMAN HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW AND BLOWING SNOW WHICH IS IN EFFECT
UNTIL MIDNIGHT CST TONIGHT. THE WINTER STORM WARNING HAS BEEN
CANCELLED.

* TIMING: SNOWFALL WILL DECREASE THROUGH THE EVENING.

* MAIN IMPACT: LESS THAN 1 INCH ADDITIONAL ACCUMULATION. WINDS
  WILL REMAIN GUSTY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

BE CAREFUL IF YOU HAVE TO TRAVEL. EVEN SMALL AMOUNTS OF ICE AND
SNOW CAN MAKE ROADS AND SIDEWALKS SLICK AND DANGEROUS.

&&

$$

OKZ015-017-018-024-028-260800-
/O.CAN.KOUN.WS.W.0001.000000T0000Z-121226T0600Z/
/O.CON.KOUN.WC.Y.0001.121226T0000Z-121226T1500Z/
DEWEY-BLAINE-KINGFISHER-CANADIAN-MCCLAIN-
INCLUDING THE CITIES OF...TALOGA...WATONGA...KINGFISHER...YUKON...
EL RENO...MUSTANG...PURCELL
558 PM CST TUE DEC 25 2012

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 9 AM CST
WEDNESDAY...
...WINTER STORM WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN NORMAN HAS CANCELLED THE WINTER
STORM WARNING. A WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 9 AM
CST WEDNESDAY. 

* TIMING: UNTIL 9 AM WEDNESDAY.

* MAIN IMPACT: MINIMUM WIND CHILL TEMPERATURE -3 TO -9 DEGREES
  NEAR SUNRISE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF YOU HAVE TO BE OUTSIDE DRESS IN LAYERS AND LEAVE NO SKIN
EXPOSED TO THE WIND. FROSTBITE AND HYPOTHERMIA CAN HAPPEN
QUICKLY.

&&

$$

OKZ031-260100-
/O.CAN.KOUN.WS.W.0001.000000T0000Z-121226T0600Z/
SEMINOLE-
INCLUDING THE CITY OF...SEMINOLE
558 PM CST TUE DEC 25 2012

...WINTER STORM WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN NORMAN HAS CANCELLED THE WINTER
STORM WARNING. 

$$

OKZ033-260800-
/O.CAN.KOUN.WW.Y.0005.000000T0000Z-121226T0600Z/
/O.CON.KOUN.WC.Y.0001.121226T0000Z-121226T1500Z/
HARMON-
INCLUDING THE CITY OF...HOLLIS
558 PM CST TUE DEC 25 2012

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 9 AM CST
WEDNESDAY...
...WINTER WEATHER ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN NORMAN HAS CANCELLED THE WINTER
WEATHER ADVISORY. A WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL
9 AM CST WEDNESDAY. 

* TIMING: UNTIL 9 AM WEDNESDAY.

* MAIN IMPACT: MINIMUM WIND CHILL TEMPERATURE -3 TO -8 DEGREES
  NEAR SUNRISE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF YOU HAVE TO BE OUTSIDE DRESS IN LAYERS AND LEAVE NO SKIN
EXPOSED TO THE WIND. FROSTBITE AND HYPOTHERMIA CAN HAPPEN
QUICKLY.

&&

$$

TXZ083-084-087>089-260100-
/O.CAN.KOUN.WW.Y.0005.000000T0000Z-121226T0600Z/
HARDEMAN-FOARD-KNOX-BAYLOR-ARCHER-
INCLUDING THE CITIES OF...QUANAH...CHILLICOTHE...CROWELL...
MUNDAY...KNOX CITY...SEYMOUR...ARCHER CITY...HOLLIDAY...
LAKESIDE CITY
558 PM CST TUE DEC 25 2012

...WINTER WEATHER ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN NORMAN HAS CANCELLED THE WINTER
WEATHER ADVISORY. 

$$

OKZ004>007-009>012-014-019-025-029-260800-
/O.CON.KOUN.WC.Y.0001.121226T0000Z-121226T1500Z/
HARPER-WOODS-ALFALFA-GRANT-ELLIS-WOODWARD-MAJOR-GARFIELD-
ROGER MILLS-LOGAN-OKLAHOMA-CLEVELAND-
INCLUDING THE CITIES OF...BUFFALO...ALVA...CHEROKEE...MEDFORD...
ARNETT...WOODWARD...FAIRVIEW...ENID...CHEYENNE...GUTHRIE...
OKLAHOMA CITY...NORMAN...MOORE
558 PM CST TUE DEC 25 2012

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 9 AM CST
WEDNESDAY...

A WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 9 AM CST WEDNESDAY.

* TIMING: UNTIL 9 AM WEDNESDAY.

* MAIN IMPACT: MINIMUM WIND CHILL TEMPERATURE -11 TO -5 DEGREES
  NEAR SUNRISE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF YOU HAVE TO BE OUTSIDE DRESS IN LAYERS AND LEAVE NO SKIN
EXPOSED TO THE WIND. FROSTBITE AND HYPOTHERMIA CAN HAPPEN
QUICKLY.

&&

$$
873 
WWUS44 KOUN 260327
WSWOUN

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE NORMAN OK
927 PM CST TUE DEC 25 2012

OKZ032-042-043-047-048-051-052-260430-
/O.CAN.KOUN.WW.Y.0006.000000T0000Z-121226T0600Z/
HUGHES-PONTOTOC-COAL-JOHNSTON-ATOKA-MARSHALL-BRYAN-
INCLUDING THE CITIES OF...HOLDENVILLE...ADA...COALGATE...
TISHOMINGO...ATOKA...MADILL...DURANT
927 PM CST TUE DEC 25 2012

...WINTER WEATHER ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN NORMAN HAS CANCELLED THE WINTER
WEATHER ADVISORY. 


$$

OKZ004>007-009>012-014>019-021>025-027>029-033>039-044-045-261130-
/O.CON.KOUN.WC.Y.0001.000000T0000Z-121226T1500Z/
HARPER-WOODS-ALFALFA-GRANT-ELLIS-WOODWARD-MAJOR-GARFIELD-
ROGER MILLS-DEWEY-CUSTER-BLAINE-KINGFISHER-LOGAN-BECKHAM-WASHITA-
CADDO-CANADIAN-OKLAHOMA-GRADY-MCCLAIN-CLEVELAND-HARMON-GREER-
KIOWA-JACKSON-TILLMAN-COMANCHE-STEPHENS-COTTON-JEFFERSON-
INCLUDING THE CITIES OF...BUFFALO...ALVA...CHEROKEE...MEDFORD...
ARNETT...WOODWARD...FAIRVIEW...ENID...CHEYENNE...TALOGA...
WEATHERFORD...CLINTON...WATONGA...KINGFISHER...GUTHRIE...
ELK CITY...SAYRE...CORDELL...ANADARKO...YUKON...EL RENO...
MUSTANG...OKLAHOMA CITY...CHICKASHA...PURCELL...NORMAN...MOORE...
HOLLIS...MANGUM...HOBART...ALTUS...FREDERICK...LAWTON...DUNCAN...
WALTERS...WAURIKA
927 PM CST TUE DEC 25 2012

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 9 AM CST
WEDNESDAY...

* TIMING: UNTIL 9 AM WEDNESDAY.

* MAIN IMPACT: MINIMUM WIND CHILL TEMPERATURE -11 TO -5 DEGREES 
  NEAR SUNRISE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF YOU HAVE TO BE OUTSIDE DRESS IN LAYERS AND LEAVE NO SKIN
EXPOSED TO THE WIND. FROSTBITE AND HYPOTHERMIA CAN HAPPEN
QUICKLY.

&&

$$
196 
WWUS44 KOUN 261042
WSWOUN

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE NORMAN OK
442 AM CST WED DEC 26 2012

OKZ004>007-009>012-014>019-021>025-027>029-033>039-044-045-261500-
/O.CON.KOUN.WC.Y.0001.000000T0000Z-121226T1500Z/
HARPER-WOODS-ALFALFA-GRANT-ELLIS-WOODWARD-MAJOR-GARFIELD-
ROGER MILLS-DEWEY-CUSTER-BLAINE-KINGFISHER-LOGAN-BECKHAM-WASHITA-
CADDO-CANADIAN-OKLAHOMA-GRADY-MCCLAIN-CLEVELAND-HARMON-GREER-
KIOWA-JACKSON-TILLMAN-COMANCHE-STEPHENS-COTTON-JEFFERSON-
INCLUDING THE CITIES OF...BUFFALO...ALVA...CHEROKEE...MEDFORD...
ARNETT...WOODWARD...FAIRVIEW...ENID...CHEYENNE...TALOGA...
WEATHERFORD...CLINTON...WATONGA...KINGFISHER...GUTHRIE...
ELK CITY...SAYRE...CORDELL...ANADARKO...YUKON...EL RENO...
MUSTANG...OKLAHOMA CITY...CHICKASHA...PURCELL...NORMAN...MOORE...
HOLLIS...MANGUM...HOBART...ALTUS...FREDERICK...LAWTON...DUNCAN...
WALTERS...WAURIKA
442 AM CST WED DEC 26 2012

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 9 AM CST THIS
MORNING...

A WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 9 AM CST THIS
MORNING. 

* MAIN IMPACT: MINIMUM WIND CHILL TEMPERATURES 5 TO 10 DEGREES
  BELOW ZERO EARLY THIS MORNING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF YOU HAVE TO BE OUTSIDE...DRESS IN LAYERS AND LEAVE NO SKIN
EXPOSED TO THE WIND. FROSTBITE AND HYPOTHERMIA CAN HAPPEN
QUICKLY.

&&

$$

CMS
634 
WWUS44 KOUN 261512
WSWOUN

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE NORMAN OK
912 AM CST WED DEC 26 2012

OKZ004>007-009>012-014>019-021>025-027>029-033>039-044-045-261615-
/O.EXP.KOUN.WC.Y.0001.000000T0000Z-121226T1500Z/
HARPER-WOODS-ALFALFA-GRANT-ELLIS-WOODWARD-MAJOR-GARFIELD-
ROGER MILLS-DEWEY-CUSTER-BLAINE-KINGFISHER-LOGAN-BECKHAM-WASHITA-
CADDO-CANADIAN-OKLAHOMA-GRADY-MCCLAIN-CLEVELAND-HARMON-GREER-
KIOWA-JACKSON-TILLMAN-COMANCHE-STEPHENS-COTTON-JEFFERSON-
INCLUDING THE CITIES OF...BUFFALO...ALVA...CHEROKEE...MEDFORD...
ARNETT...WOODWARD...FAIRVIEW...ENID...CHEYENNE...TALOGA...
WEATHERFORD...CLINTON...WATONGA...KINGFISHER...GUTHRIE...
ELK CITY...SAYRE...CORDELL...ANADARKO...YUKON...EL RENO...
MUSTANG...OKLAHOMA CITY...CHICKASHA...PURCELL...NORMAN...MOORE...
HOLLIS...MANGUM...HOBART...ALTUS...FREDERICK...LAWTON...DUNCAN...
WALTERS...WAURIKA
912 AM CST WED DEC 26 2012

...WIND CHILL ADVISORY HAS EXPIRED...

WIND CHILL READINGS WILL AVERAGE ZERO TO 10 ABOVE THROUGH
THE MID TO LATE MORNING WITH A MODERATE NORTH WIND.  WINDS
WILL DECREASE THIS AFTERNOON AND TEMPERATURES WILL WARM
INTO THE MID 20S TO LOWER 30S.

$$

What forecasters said that day

The local office's own words before this wind chill advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Norman, OK wrote its last area forecast discussion before this wind chill advisory went out at Dec 25, 2:32 PM CST, 1 hour 6 minutes earlier.

Area forecast discussion, Dec 25, 2:32 PM CST, 1 hour 6 minutes before
AREA FORECAST DISCUSSION...UPDATED
NATIONAL WEATHER SERVICE NORMAN OK
232 PM CST TUE DEC 25 2012

.UPDATE...
CANCELLED WINTER WEATHER ADVISORY/WINTER STORM WARNING NORTH OF
A CHEYENNE TO WOODWARD TO ENID TO CHANDLER LINE INCLUDING
OKLAHOMA CITY AND NORMAN.

&&

.DISCUSSION...
MADE THE CANCELLATION BASED ON LATEST RADAR TRENDS AND
MODEL DATA SUGGESTING DRIER AIR MOVING IN FROM THE NORTH.
THUS...ADDITIONAL SNOW AND ICE ACCUMULATIONS IN THESE
AREAS ARE NOT EXPECTED...HOWEVER ROADS WILL REMAIN HAZARDOUS
FROM PRECIPITATION EARLIER TODAY.

THE BLIZZARD WARNING CONTINUES AND REMAINS IN GOOD SHAPE.
NUMEROUS OBSERVATIONS HAVE BEEN REPORTING VISIBILITIES 1/4 MILE
OR LESS NEAR LAWTON...ALTUS...HOBART...CLINTON...FREDERICK...
AND WICHITA FALLS. THE SNOW WILL TAPER OFF WEST TO EAST OVER
THE NEXT FEW HOURS.

INCREASED SNOW AMOUNTS SLIGHTLY IN THE BLIZZARD WARNING AREA.
LOCALIZED AREAS MAY GET 8-10 INCHES NEAR LAWTON AND DUNCAN.
OTHERWISE...DECREASED THEM NORTH OF A GAGE TO NEW CASTLE TO
HOLDENVILLE LINE.

A WIND CHILL ADVISORY WILL LIKELY BE NEEDED LATER TONIGHT
AS WIND CHILL VALUES WILL APPROACH 5 DEGREES BELOW ZERO.

MBS

&&

.OUN WATCHES/WARNINGS/ADVISORIES...
OK...WINTER STORM WARNING UNTIL MIDNIGHT CST TONIGHT FOR OKZ015-017-
     018-024-028-031-032-042-043-047-048-051-052.

     BLIZZARD WARNING UNTIL MIDNIGHT CST TONIGHT FOR OKZ016-021>023-
     027-034>041-044>046-050.

     WINTER WEATHER ADVISORY UNTIL MIDNIGHT CST TONIGHT FOR OKZ033.

TX...BLIZZARD WARNING UNTIL MIDNIGHT CST TONIGHT FOR TXZ085-086-090.

     WINTER WEATHER ADVISORY UNTIL MIDNIGHT CST TONIGHT FOR TXZ083-
     084-087>089.

&&

17/04
Hazardous weather outlook, Dec 25, 2:00 PM CST, 1 hour 38 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE NORMAN OK
200 PM CST TUE DEC 25 2012

OKZ004>048-050>052-TXZ083>090-261100-
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-
200 PM CST TUE DEC 25 2012

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

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

THUNDERSTORM OUTLOOK...
THUNDERSTORMS ARE NOT EXPECTED.

PROBABILITY TABLE...
VALID THROUGH 700 AM CST WEDNESDAY DEC 26.
PROBABILITY OF THUNDERSTORMS OCCURRING IN THE
NWS NORMAN COUNTY WARNING AREA...0 PERCENT.

OTHER HAZARDOUS WEATHER...
STRONG NORTHERLY WINDS WILL CONTINUE TODAY WHICH WILL LOWER WIND
CHILL VALUES AND CAUSE CONSIDERABLE BLOWING AND DRIFTING OF SNOW.
WINTER STORM WARNINGS AND A WINTER WEATHER ADVISORY ARE IN EFFECT. PLEASE
REFER TO THEM FOR DETAILS REGARDING WINTER PRECIPITATION AMOUNTS AND TRENDS.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY...

THUNDERSTORM OUTLOOK...
THUNDERSTORMS ARE NOT EXPECTED WEDNESDAY THROUGH MONDAY.

OTHER HAZARDOUS WEATHER...
VERY COLD TEMPERATURES AND WIND CHILLS CAN BE EXPECTED THROUGH
WEDNESDAY. WIND CHILL VALUES COULD RANGE FROM 10 DEGREES BELOW
ZERO TO 4 DEGREES ABOVE ZERO WEDNESDAY MORNING.

THE NEXT SCHEDULED HAZARDOUS WEATHER OUTLOOK WILL BE ISSUED BY 5AM
WEDNESDAY.

MAD

The office that day

Everything else NWS Norman, OK issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Dec 25, 11:37 AM CSTBlizzard WarningOUNBeckham, Caddo, Carter, Comanche, Cotton, Custer and 11 more6 hr
Dec 25, 5:58 PM CSTWinter Weather AdvisoryOUNAtoka, Bryan, Coal, Hughes, Johnston, Marshall and 1 more3 hr

Nearby

Wind Chill Advisories in Oklahoma, 2012Every wind chill advisory in 2012

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.