Alert archive / Oklahoma / Winter Storm Warnings in 2007

Winter Storm Warning 2, NWS Norman, OK

January 18, 200742 counties in Oklahoma; 8 counties in Texas

NWS Norman, OK issued this winter storm warning at Jan 18, 2007, 4:23 PM CST for 42 counties in Oklahoma; 8 counties in Texas. It took effect at Jan 19, 2007, 11:42 AM CST. It was in force for 34 hr. 26 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Jan 18, 2007, 4:23 PM CST (22:23 UTC)
In effect from
Jan 19, 2007, 11:42 AM CST
Expired
Jan 20, 2007, 9:58 PM CST
In force
34 hr
Issued by
NWS Norman, OK
All 50 counties

Alfalfa County, OK, Beckham County, OK, Blaine County, OK, Caddo County, OK, Canadian County, OK, Carter County, OK, Cleveland County, OK, Comanche County, OK, Cotton County, OK, Custer County, OK, Dewey County, OK, Ellis County, OK, Garfield County, OK, Garvin County, OK, Grady County, OK, Grant County, OK, Greer County, OK, Harmon County, OK, Harper County, OK, Hughes County, OK, Jackson County, OK, Jefferson County, OK, Kay County, OK, Kingfisher County, OK, Kiowa County, OK, Lincoln County, OK, Logan County, OK, Major County, OK, McClain County, OK, Murray County, OK, Noble County, OK, Oklahoma County, OK, Payne County, OK, Pontotoc County, OK, Pottawatomie County, OK, Roger Mills County, OK, Seminole County, OK, Stephens County, OK, Tillman County, OK, Washita County, OK, Woods County, OK, Woodward County, OK, Archer County, TX, Baylor County, TX, Clay County, TX, Foard County, TX, Hardeman County, TX, Knox County, TX, Wichita County, TX, Wilbarger County, TX

The radar

The Norman radar (KTLX), 95 km from the middle of the area, began a volume at 22:29 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.

What was reported inside it

TimeReportWhereRemark
Jan 20, 6:57 AM CSTSNOW 0.8Taloga, OK
Jan 20, 6:57 AM CSTSNOW 1Woodward, OK
Jan 20, 6:57 AM CSTSNOW 1.5Sayre, OK
Jan 20, 6:57 AM CSTSNOW 1.8Buffalo, OK
Jan 20, 11:30 AM CSTSNOW 21 S Clinton, OKREPORTED AT I-40 AND US 183. A COUPLE OF SEMIS JACK-KNIFED THIS MORNING ON I-40 BETWEEN THE STATE LINE AND CLINTON BEFORE 9AM.
Jan 20, 1:00 PM CSTSNOW 1Watonga, OK
Jan 20, 1:00 PM CSTSNOW 1.5Kingfisher, OKREPORTED SNOW JUST CHANGED OVER TO SLEET AT ABOUT 1230 PM.
Jan 20, 1:00 PM CSTSNOW 2Fairview, OK
Jan 20, 1:00 PM CSTSNOW 3Enid, OK
Jan 20, 1:00 PM CSTSNOW 3Sayre, OK
Jan 20, 1:00 PM CSTSNOW 3Taloga, OK
Jan 20, 1:00 PM CSTSNOW 5Elk City, OK
Jan 20, 1:00 PM CSTSNOW 6.5Cheyenne, OK
Jan 20, 4:30 PM CSTSNOW 35 W Blackwell, OKNEW SNOWFALL TODAY, SO FAR, AT 76TH ST AND DOOLIN AVE
Jan 20, 5:30 PM CSTSNOW 1Morrison, OK
Jan 20, 5:30 PM CSTSNOW 3.5Newkirk, OK
Jan 20, 5:30 PM CSTSNOW 4Fairview, OK
Jan 20, 6:30 PM CSTSNOW 32 Sw Garber, OK
Jan 20, 7:30 PM CSTHEAVY SNOW 6Elk City, OKTOTAL SNOWFALL ACCUMULATION.
Jan 20, 7:30 PM CSTHEAVY SNOW 7Cheyenne, OKTOTAL SNOWFALL ACCUMULATION.
Jan 20, 9:00 PM CSTSNOW 2Marshall, OK
Jan 20, 9:30 PM CSTHEAVY SNOW 6.51 E Braman, OK
Jan 20, 10:00 PM CSTSNOW 4Alva, OK
Jan 20, 10:00 PM CSTSNOW 5Medford, OK
Jan 20, 10:00 PM CSTSNOW 6Buffalo, OK
Jan 20, 10:00 PM CSTHEAVY SNOW 7Woodward, OK

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Fort Sill, OK (KFSI), launched 12:00Z, 10.4 hours before the alert went out and 62 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, Fort Sill, OK at 12:00Z on 2007-01-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Fort Sill, OK at 12:00Z on 2007-01-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 161 square meters per square second.1939587897117136Sfc1 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
1208 m above ground
0-6 km bulk shear
78 kt
0-1 km storm-relative helicity
161 m²/s²
0-3 km storm-relative helicity
185 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.

000 
WWUS44 KOUN 182223
WSWOUN

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE NORMAN OK
423 PM CST THU JAN 18 2007

...HEAVY SNOW AND SLEET LIKELY THIS WEEKEND...

.A WINTER STORM TAKING SHAPE ACROSS THE SOUTHWEST UNITED STATES
WILL MOVE EAST AND NORTHEAST TONIGHT AND TOMORROW... AND BEGIN
AFFECTING THE REGION FRIDAY. THIS STORM IS LIKELY TO BRING A
SWATH OF HEAVY SNOW TO PARTS OF WESTERN AND CENTRAL OKLAHOMA ON
SATURDAY WITH PROGRESSIVELY LIGHTER AMOUNTS TOWARD SOUTHERN
OKLAHOMA AND WESTERN NORTH TEXAS... WHERE SLEET AND RAIN ARE ALSO
LIKELY TO OCCUR. THE STORM IS EXPECTED TO EXIT THE REGION LATE 
SATURDAY NIGHT OR SUNDAY MORNING.

BECAUSE THIS STORM IS STILL EVOLVING...SOME UNCERTAINTY STILL
EXISTS REGARDING THE STORMS PATH...AND WHERE THE HEAVIEST SNOW
WILL FALL. ADJUSTMENTS TO THE FORECAST SHOULD BE EXPECTED AS NEW
INFORMATION BECOMES AVAILABLE. DO NOT WAIT. TAKE STEPS NOW TO
PREPARE FOR THE WINTER STORM.

OKZ021-033>038-044-TXZ083>085-087-190630-
/O.UPG.KOUN.WS.A.0002.070119T1800Z-070121T1200Z/
/O.NEW.KOUN.WS.W.0002.070119T1800Z-070121T1200Z/
BECKHAM-HARMON-GREER-KIOWA-JACKSON-TILLMAN-COMANCHE-COTTON-
HARDEMAN-FOARD-WILBARGER-KNOX-
INCLUDING THE CITIES OF...ELK CITY...SAYRE...HOLLIS...MANGUM...
HOBART...ALTUS...FREDERICK...LAWTON...WALTERS...QUANAH...
CHILLICOTHE...CROWELL...VERNON...MUNDAY...KNOX CITY
423 PM CST THU JAN 18 2007

...WINTER STORM WARNING IN EFFECT FROM 12 PM FRIDAY TO 6 AM CST
SUNDAY...

THE NATIONAL WEATHER SERVICE IN NORMAN HAS ISSUED A WINTER STORM
WARNING...WHICH IS IN EFFECT FROM 12 PM FRIDAY TO 6 AM CST
SUNDAY. THIS REPLACES THE WINTER STORM WATCH WHICH IS NO LONGER
IN EFFECT.

A MIXTURE OF RAIN AND SNOW IS EXPECTED TO DEVELOP ACROSS WESTERN 
NORTH TEXAS AND FAR SOUTHWEST OKLAHOMA FRIDAY AFTERNOON... BEFORE 
CHANGING TO A MIX OF SNOW AND SLEET LATE FRIDAY AFTERNOON AND 
CONTINUING INTO SATURDAY EVENING BEFORE ENDING. THE HEAVIEST SNOW AND
SLEET IS EXPECTED TO FALL DURING THE DAY ON SATURDAY. ACROSS 
PORTIONS OF SOUTHWEST OKLAHOMA... WHERE MORE OF THE PRECIPITATION IS 
EXPECTED TO FALL IN THE FORM OF SNOW... TOTAL SNOW ACCUMULATIONS OF 
4 TO 8 INCHES WILL BE POSSIBLE. WHILE FARTHER SOUTH... CLOSER TO THE 
RED RIVER AND INCLUDING WESTERN NORTH TEXAS TOTAL ACCUMULATIONS WILL 
RANGE FROM 3 TO 6 INCHES... WHERE MORE SLEET IS EXPECTED.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW AND
SLEET ARE EXPECTED. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR
IMPOSSIBLE. THE WEIGHT OF THE SNOW WILL ALSO LEAD TO POSSIBLE
STRUCTURAL FAILURES... ESPECIALLY ON LARGE FREE SPAN AND FLAT
ROOFS.

$$

OKZ004>020-022>031-039-040-190630-
/O.UPG.KOUN.WS.A.0002.070120T0000Z-070121T1200Z/
/O.NEW.KOUN.WS.W.0002.070120T0000Z-070121T1200Z/
HARPER-WOODS-ALFALFA-GRANT-KAY-ELLIS-WOODWARD-MAJOR-GARFIELD-
NOBLE-ROGER MILLS-DEWEY-CUSTER-BLAINE-KINGFISHER-LOGAN-PAYNE-
WASHITA-CADDO-CANADIAN-OKLAHOMA-LINCOLN-GRADY-MCCLAIN-CLEVELAND-
POTTAWATOMIE-SEMINOLE-STEPHENS-GARVIN-
INCLUDING THE CITIES OF...BUFFALO...ALVA...CHEROKEE...MEDFORD...
PONCA CITY...ARNETT...WOODWARD...FAIRVIEW...ENID...PERRY...
CHEYENNE...TALOGA...WEATHERFORD...CLINTON...WATONGA...
KINGFISHER...GUTHRIE...STILLWATER...CORDELL...ANADARKO...YUKON...
EL RENO...MUSTANG...OKLAHOMA CITY...CHANDLER...CHICKASHA...
PURCELL...NORMAN...MOORE...SHAWNEE...SEMINOLE...DUNCAN...
PAULS VALLEY
423 PM CST THU JAN 18 2007

...WINTER STORM WARNING IN EFFECT FROM 6 PM FRIDAY TO 6 AM CST
SUNDAY...

THE NATIONAL WEATHER SERVICE IN NORMAN HAS ISSUED A WINTER STORM
WARNING...WHICH IS IN EFFECT FROM 6 PM FRIDAY TO 6 AM CST SUNDAY.

PRECIPITATION IN THE FORM OF SLEET AND SNOW IS EXPECTED TO DEVELOP
ACROSS WESTERN OKLAHOMA FRIDAY AFTERNOON AND EVENING BEFORE
SPREADING EASTWARD OVERNIGHT. THE SNOW WILL BECOME HEAVY AT TIMES
DURING THE DAY ON SATURDAY. SOME LIGHT FREEZING DRIZZLE MAY ALSO
OCCUR SATURDAY NIGHT. SNOW ACCUMULATIONS WILL AVERAGE MORE THAN 4
INCHES NORTH OF INTERSTATE 44...WITH AMOUNTS UP TO 8 INCHES
POSSIBLE IN AN AREA FROM NEAR I-44 NORTHWARD TO AN ERICK... TO
TALOGA... TO ENID TO PONCA CITY LINE. THIS WILL INCLUDE CLINTON...
THE OKLAHOMA CITY METRO... AND STILLWATER. SLEET WILL ALSO BE
POSSIBLE ACROSS AREAS SOUTH OF I-40. THIS WILL LIMIT THE TOTAL
ACCUMULATIONS WITH 3 TO 6 INCHES OF SLEET AND SNOW LIKELY FROM
I-44 SOUTH TO DUNCAN... PAULS VALLEY TO TECUMSEH.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW AND
SLEET ARE EXPECTED. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR
IMPOSSIBLE. THE WEIGHT OF THE SNOW WILL ALSO LEAD TO POSSIBLE
STRUCTURAL FAILURES... ESPECIALLY ON LARGE FREE SPAN AND FLAT
ROOFS.

$$

TXZ086-088>090-190630-
/O.CON.KOUN.WS.A.0002.070119T1800Z-070121T1200Z/
WICHITA-BAYLOR-ARCHER-CLAY-
INCLUDING THE CITIES OF...WICHITA FALLS...SEYMOUR...ARCHER CITY...
HOLLIDAY...LAKESIDE CITY...HENRIETTA
423 PM CST THU JAN 18 2007

...WINTER STORM WATCH REMAINS IN EFFECT FROM FRIDAY AFTERNOON
THROUGH LATE SATURDAY NIGHT...

A WINTER STORM WATCH REMAINS IN EFFECT FROM FRIDAY AFTERNOON
THROUGH LATE SATURDAY NIGHT. 

A MIXTURE OF RAIN AND SNOW IS EXPECTED TO DEVELOP ACROSS WESTERN
NORTH TEXAS FRIDAY AFTERNOON... BEFORE CHANGING TO A MIX OF SLEET
AND SNOW FRIDAY NIGHT... WITH THE HEAVIEST PRECIPITATION EXPECTED
TO OCCUR DURING THE DAY ON SATURDAY. SOME LIGHT FREEZING DRIZZLE
MAY ALSO OCCUR SATURDAY NIGHT. TOTAL SLEET AND SNOW ACCUMULATIONS
OF 2 TO 4 INCHES ARE POSSIBLE... BEFORE THE PRECIPITATION ENDS
SUNDAY MORNING.

A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT
SNOW AND SLEET ACCUMULATIONS THAT MAY IMPACT TRAVEL. CONTINUE TO
MONITOR THE LATEST FORECASTS.

$$

OKZ032-041>043-045>048-050>052-190630-
/O.CON.KOUN.WS.A.0002.070120T0000Z-070121T1200Z/
HUGHES-MURRAY-PONTOTOC-COAL-JEFFERSON-CARTER-JOHNSTON-ATOKA-LOVE-
MARSHALL-BRYAN-
INCLUDING THE CITIES OF...HOLDENVILLE...SULPHUR...ADA...
COALGATE...WAURIKA...ARDMORE...TISHOMINGO...ATOKA...MARIETTA...
MADILL...DURANT
423 PM CST THU JAN 18 2007

...WINTER STORM WATCH REMAINS IN EFFECT FROM FRIDAY EVENING
THROUGH LATE SATURDAY NIGHT...

A WINTER STORM WATCH REMAINS IN EFFECT FROM FRIDAY EVENING
THROUGH LATE SATURDAY NIGHT. 

A MIXTURE OF RAIN...SNOW AND SLEET IS EXPECTED TO DEVELOP ACROSS
SOUTHERN OKLAHOMA FRIDAY AFTERNOON AND EVENING. THE WINTRY MIX
MAY CONTINUE THROUGH THE DAY ON SATURDAY AND SATURDAY NIGHT...
BEFORE ENDING SUNDAY MORNING. PARTS OF SOUTHERN OKLAHOMA MAY RECEIVE
1 TO 2 INCHES OF SLEET AND SNOW... MAINLY SATURDAY AND SATURDAY
NIGHT. HOWEVER UNCERTAINTY REMAINS AS TO THE DEPTH OF THE COLD
AIR ACROSS THIS AREA... WHICH WILL DETERMINE THE AMOUNT OF WINTRY
PRECIPITATION THAT OCCURS ACROSS SOUTHERN AND SOUTHEASTERN OKLAHOMA.

A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT
SNOW AND SLEET ACCUMULATIONS THAT MAY IMPACT TRAVEL. CONTINUE TO
MONITOR THE LATEST FORECASTS.


$$

30/26
10 follow-up statements
000 
WWUS44 KOUN 190447
WSWOUN

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE NORMAN OK
1047 PM CST THU JAN 18 2007

...HEAVY SNOW AND SLEET LIKELY THIS WEEKEND...

.A WINTER STORM TAKING SHAPE ACROSS THE SOUTHWEST UNITED STATES
WILL MOVE EAST AND NORTHEAST TONIGHT AND TOMORROW... AND BEGIN
AFFECTING THE REGION FRIDAY. THIS STORM IS LIKELY TO BRING A
SWATH OF HEAVY SNOW TO PARTS OF WESTERN AND CENTRAL OKLAHOMA ON
SATURDAY WITH PROGRESSIVELY LIGHTER AMOUNTS TOWARD SOUTHERN
OKLAHOMA AND WESTERN NORTH TEXAS... WHERE SLEET AND RAIN ARE ALSO
LIKELY TO OCCUR. THE STORM IS EXPECTED TO EXIT THE REGION LATE
SATURDAY NIGHT OR SUNDAY MORNING.

BECAUSE THIS STORM IS STILL EVOLVING...SOME UNCERTAINTY STILL
EXISTS REGARDING THE STORMS PATH...AND WHERE THE HEAVIEST SNOW
WILL FALL. ADJUSTMENTS TO THE FORECAST SHOULD BE EXPECTED AS NEW
INFORMATION BECOMES AVAILABLE. DO NOT WAIT. TAKE STEPS NOW TO
PREPARE FOR THE WINTER STORM.

OKZ021-033>038-044-TXZ083>085-087-191100-
/O.CON.KOUN.WS.W.0002.070119T1800Z-070121T1200Z/
BECKHAM-HARMON-GREER-KIOWA-JACKSON-TILLMAN-COMANCHE-COTTON-
HARDEMAN-FOARD-WILBARGER-KNOX-
INCLUDING THE CITIES OF...ELK CITY...SAYRE...HOLLIS...MANGUM...
HOBART...ALTUS...FREDERICK...LAWTON...WALTERS...QUANAH...
CHILLICOTHE...CROWELL...VERNON...MUNDAY...KNOX CITY
1047 PM CST THU JAN 18 2007

...WINTER STORM WARNING REMAINS IN EFFECT FROM 12 PM FRIDAY TO
6 AM CST SUNDAY...

A WINTER STORM WARNING REMAINS IN EFFECT FROM 12 PM FRIDAY TO
6 AM CST SUNDAY. 

A MIXTURE OF RAIN AND SNOW IS EXPECTED TO DEVELOP ACROSS WESTERN
NORTH TEXAS AND FAR SOUTHWEST OKLAHOMA FRIDAY AFTERNOON... BEFORE
CHANGING TO A MIX OF SNOW AND SLEET LATE FRIDAY AFTERNOON AND
CONTINUING INTO SATURDAY EVENING BEFORE ENDING. THE HEAVIEST SNOW
AND SLEET IS EXPECTED TO FALL DURING THE DAY ON SATURDAY. ACROSS
PORTIONS OF SOUTHWEST OKLAHOMA... WHERE MORE OF THE PRECIPITATION
IS EXPECTED TO FALL IN THE FORM OF SNOW... TOTAL SNOW
ACCUMULATIONS OF 4 TO 8 INCHES WILL BE POSSIBLE. WHILE FARTHER
SOUTH... CLOSER TO THE RED RIVER AND INCLUDING WESTERN NORTH
TEXAS TOTAL ACCUMULATIONS WILL RANGE FROM 3 TO 6 INCHES... WHERE
MORE SLEET IS EXPECTED.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW AND
SLEET ARE EXPECTED. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR
IMPOSSIBLE. THE WEIGHT OF THE SNOW WILL ALSO LEAD TO POSSIBLE
STRUCTURAL FAILURES... ESPECIALLY ON LARGE FREE SPAN AND FLAT
ROOFS.

$$

OKZ004>020-022>031-039-040-191100-
/O.CON.KOUN.WS.W.0002.070120T0000Z-070121T1200Z/
HARPER-WOODS-ALFALFA-GRANT-KAY-ELLIS-WOODWARD-MAJOR-GARFIELD-
NOBLE-ROGER MILLS-DEWEY-CUSTER-BLAINE-KINGFISHER-LOGAN-PAYNE-
WASHITA-CADDO-CANADIAN-OKLAHOMA-LINCOLN-GRADY-MCCLAIN-CLEVELAND-
POTTAWATOMIE-SEMINOLE-STEPHENS-GARVIN-
INCLUDING THE CITIES OF...BUFFALO...ALVA...CHEROKEE...MEDFORD...
PONCA CITY...ARNETT...WOODWARD...FAIRVIEW...ENID...PERRY...
CHEYENNE...TALOGA...WEATHERFORD...CLINTON...WATONGA...
KINGFISHER...GUTHRIE...STILLWATER...CORDELL...ANADARKO...YUKON...
EL RENO...MUSTANG...OKLAHOMA CITY...CHANDLER...CHICKASHA...
PURCELL...NORMAN...MOORE...SHAWNEE...SEMINOLE...DUNCAN...
PAULS VALLEY
1047 PM CST THU JAN 18 2007

...WINTER STORM WARNING REMAINS IN EFFECT FROM 6 PM FRIDAY TO
6 AM CST SUNDAY...

A WINTER STORM WARNING REMAINS IN EFFECT FROM 6 PM FRIDAY TO 6 AM
CST SUNDAY. 

PRECIPITATION IN THE FORM OF SLEET AND SNOW IS EXPECTED TO
DEVELOP ACROSS WESTERN OKLAHOMA FRIDAY AFTERNOON AND EVENING
BEFORE SPREADING EASTWARD OVERNIGHT. THE SNOW WILL BECOME HEAVY
AT TIMES DURING THE DAY ON SATURDAY. SOME LIGHT FREEZING DRIZZLE
MAY ALSO OCCUR SATURDAY NIGHT. SNOW ACCUMULATIONS WILL AVERAGE
MORE THAN 4 INCHES NORTH OF INTERSTATE 44...WITH AMOUNTS UP TO
8 INCHES POSSIBLE IN AN AREA FROM NEAR I-44 NORTHWARD TO AN
ERICK... TO TALOGA... TO ENID TO PONCA CITY LINE. THIS WILL
INCLUDE CLINTON... THE OKLAHOMA CITY METRO... AND STILLWATER.
SLEET WILL ALSO BE POSSIBLE ACROSS AREAS SOUTH OF I-40. THIS WILL
LIMIT THE TOTAL ACCUMULATIONS WITH 3 TO 6 INCHES OF SLEET AND
SNOW LIKELY FROM I-44 SOUTH TO DUNCAN... PAULS VALLEY TO
TECUMSEH.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW AND
SLEET ARE EXPECTED. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR
IMPOSSIBLE. THE WEIGHT OF THE SNOW WILL ALSO LEAD TO POSSIBLE
STRUCTURAL FAILURES... ESPECIALLY ON LARGE FREE SPAN AND FLAT
ROOFS.

$$

TXZ086-088>090-191100-
/O.CON.KOUN.WS.A.0002.070119T1800Z-070121T1200Z/
WICHITA-BAYLOR-ARCHER-CLAY-
INCLUDING THE CITIES OF...WICHITA FALLS...SEYMOUR...ARCHER CITY...
HOLLIDAY...LAKESIDE CITY...HENRIETTA
1047 PM CST THU JAN 18 2007

...WINTER STORM WATCH REMAINS IN EFFECT FROM FRIDAY AFTERNOON
THROUGH LATE SATURDAY NIGHT...

A WINTER STORM WATCH REMAINS IN EFFECT FROM FRIDAY AFTERNOON
THROUGH LATE SATURDAY NIGHT. 

A MIXTURE OF RAIN AND SNOW IS EXPECTED TO DEVELOP ACROSS WESTERN
NORTH TEXAS FRIDAY AFTERNOON... BEFORE CHANGING TO A MIX OF SLEET
AND SNOW FRIDAY NIGHT... WITH THE HEAVIEST PRECIPITATION EXPECTED
TO OCCUR DURING THE DAY ON SATURDAY. SOME LIGHT FREEZING DRIZZLE
MAY ALSO OCCUR SATURDAY NIGHT. TOTAL SLEET AND SNOW ACCUMULATIONS
OF 2 TO 4 INCHES ARE POSSIBLE... BEFORE THE PRECIPITATION ENDS
SUNDAY MORNING.

A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT
SNOW AND SLEET ACCUMULATIONS THAT MAY IMPACT TRAVEL. CONTINUE TO
MONITOR THE LATEST FORECASTS.

$$

OKZ032-041>043-045>048-050>052-191100-
/O.CON.KOUN.WS.A.0002.070120T0000Z-070121T1200Z/
HUGHES-MURRAY-PONTOTOC-COAL-JEFFERSON-CARTER-JOHNSTON-ATOKA-LOVE-
MARSHALL-BRYAN-
INCLUDING THE CITIES OF...HOLDENVILLE...SULPHUR...ADA...
COALGATE...WAURIKA...ARDMORE...TISHOMINGO...ATOKA...MARIETTA...
MADILL...DURANT
1047 PM CST THU JAN 18 2007

...WINTER STORM WATCH REMAINS IN EFFECT FROM FRIDAY EVENING
THROUGH LATE SATURDAY NIGHT...

A WINTER STORM WATCH REMAINS IN EFFECT FROM FRIDAY EVENING
THROUGH LATE SATURDAY NIGHT. 

A MIXTURE OF RAIN...SNOW AND SLEET IS EXPECTED TO DEVELOP ACROSS
SOUTHERN OKLAHOMA FRIDAY AFTERNOON AND EVENING. THE WINTRY MIX
MAY CONTINUE THROUGH THE DAY ON SATURDAY AND SATURDAY NIGHT...
BEFORE ENDING SUNDAY MORNING. PARTS OF SOUTHERN OKLAHOMA MAY
RECEIVE 1 TO 2 INCHES OF SLEET AND SNOW... MAINLY SATURDAY AND
SATURDAY NIGHT. HOWEVER UNCERTAINTY REMAINS AS TO THE DEPTH OF
THE COLD AIR ACROSS THIS AREA... WHICH WILL DETERMINE THE AMOUNT
OF WINTRY PRECIPITATION THAT OCCURS ACROSS SOUTHERN AND
SOUTHEASTERN OKLAHOMA.

A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT
SNOW AND SLEET ACCUMULATIONS THAT MAY IMPACT TRAVEL. CONTINUE TO
MONITOR THE LATEST FORECASTS.

$$

23/2
000 
WWUS44 KOUN 191100
WSWOUN

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE NORMAN OK
500 AM CST FRI JAN 19 2007

...HEAVY SNOW AND SLEET LIKELY THIS WEEKEND...

.A STRONG WINTER STORM...LOCATED A FEW HUNDRED MILES SOUTH OF
SOUTHERN CALIFORNIA...WILL MOVE EAST ACROSS EXTREME SOUTHERN
ARIZONA TODAY AND TONIGHT AND THEN ACROSS NEW MEXICO AND 
WEST TEXAS ON SATURDAY.  THIS STORM IS LIKELY TO BRING A SWATH OF
HEAVY SNOW TO PARTS OF WESTERN...NORTHERN AND CENTRAL OKLAHOMA ON
SATURDAY WITH PROGRESSIVELY LIGHTER AMOUNTS TOWARD SOUTHERN
OKLAHOMA AND WESTERN NORTH TEXAS... WHERE SLEET AND RAIN ARE ALSO
LIKELY TO OCCUR. THE STORM IS EXPECTED TO EXIT THE REGION LATE
SATURDAY NIGHT OR SUNDAY MORNING.

BECAUSE THIS STORM IS STILL EVOLVING...SOME UNCERTAINTY STILL
EXISTS REGARDING THE STORMS PATH...AND WHERE THE HEAVIEST SNOW
WILL FALL. ADJUSTMENTS TO THE FORECAST SHOULD BE EXPECTED AS NEW
INFORMATION BECOMES AVAILABLE. DO NOT WAIT. TAKE STEPS NOW TO
PREPARE FOR THE WINTER STORM.

OKZ021-033>038-044-TXZ083>085-087-191900-
/O.CON.KOUN.WS.W.0002.070119T1800Z-070121T1200Z/
BECKHAM-HARMON-GREER-KIOWA-JACKSON-TILLMAN-COMANCHE-COTTON-
HARDEMAN-FOARD-WILBARGER-KNOX-
INCLUDING THE CITIES OF...ELK CITY...SAYRE...HOLLIS...MANGUM...
HOBART...ALTUS...FREDERICK...LAWTON...WALTERS...QUANAH...
CHILLICOTHE...CROWELL...VERNON...MUNDAY...KNOX CITY
500 AM CST FRI JAN 19 2007

...WINTER STORM WARNING REMAINS IN EFFECT FROM NOON TODAY TO 6 AM
CST SUNDAY...

A MIXTURE OF RAIN AND SNOW IS EXPECTED TO DEVELOP ACROSS WESTERN
NORTH TEXAS AND FAR SOUTHWEST OKLAHOMA FRIDAY AFTERNOON... BEFORE
CHANGING TO A MIX OF SNOW AND SLEET LATE FRIDAY AFTERNOON AND
CONTINUING INTO SATURDAY EVENING BEFORE ENDING. THE HEAVIEST SNOW
AND SLEET IS EXPECTED TO FALL DURING THE DAY ON SATURDAY. IN PARTS
OF SOUTHWEST OKLAHOMA... WHERE MORE OF THE PRECIPITATION IS
EXPECTED TO FALL IN THE FORM OF SNOW... TOTAL SNOW ACCUMULATIONS
OF 4 TO 8 INCHES WILL BE POSSIBLE. WHILE FARTHER SOUTH... CLOSER
TO THE RED RIVER AND INCLUDING WESTERN NORTH TEXAS TOTAL
ACCUMULATIONS WILL RANGE FROM 3 TO 6 INCHES... WHERE MORE SLEET
AND A COLD RAIN ARE EXPECTED.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW AND
SLEET ARE EXPECTED. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR
IMPOSSIBLE. THE WEIGHT OF THE SNOW WILL ALSO LEAD TO POSSIBLE
STRUCTURAL FAILURES... ESPECIALLY ON LARGE FREE SPAN AND FLAT
ROOFS.

$$

OKZ004>020-022>031-039-040-191900-
/O.CON.KOUN.WS.W.0002.070120T0000Z-070121T1200Z/
HARPER-WOODS-ALFALFA-GRANT-KAY-ELLIS-WOODWARD-MAJOR-GARFIELD-
NOBLE-ROGER MILLS-DEWEY-CUSTER-BLAINE-KINGFISHER-LOGAN-PAYNE-
WASHITA-CADDO-CANADIAN-OKLAHOMA-LINCOLN-GRADY-MCCLAIN-CLEVELAND-
POTTAWATOMIE-SEMINOLE-STEPHENS-GARVIN-
INCLUDING THE CITIES OF...BUFFALO...ALVA...CHEROKEE...MEDFORD...
PONCA CITY...ARNETT...WOODWARD...FAIRVIEW...ENID...PERRY...
CHEYENNE...TALOGA...WEATHERFORD...CLINTON...WATONGA...
KINGFISHER...GUTHRIE...STILLWATER...CORDELL...ANADARKO...YUKON...
EL RENO...MUSTANG...OKLAHOMA CITY...CHANDLER...CHICKASHA...
PURCELL...NORMAN...MOORE...SHAWNEE...SEMINOLE...DUNCAN...
PAULS VALLEY
500 AM CST FRI JAN 19 2007

...WINTER STORM WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING
TO 6 AM CST SUNDAY...

PRECIPITATION IN THE FORM OF SLEET AND SNOW IS EXPECTED TO
DEVELOP ACROSS WESTERN OKLAHOMA FRIDAY AFTERNOON AND EVENING
BEFORE SPREADING EASTWARD OVERNIGHT. THE SNOW WILL BECOME HEAVY AT
TIMES DURING THE DAY ON SATURDAY.  SNOW ACCUMULATIONS WILL AVERAGE
MORE THAN 4 INCHES NORTH OF INTERSTATE 40...WITH AMOUNTS UP TO 8
INCHES POSSIBLE IN AN AREA FROM NEAR I-40 NORTHWARD TO AN
ERICK... TO TALOGA... TO ENID TO PONCA CITY LINE. THIS WILL
INCLUDE CLINTON... THE OKLAHOMA CITY METRO... AND STILLWATER.
SLEET WILL ALSO BE POSSIBLE ACROSS AREAS SOUTH OF I-40. THIS WILL
LIMIT THE TOTAL ACCUMULATIONS WITH 3 TO 6 INCHES OF SLEET AND SNOW
LIKELY FROM I-44 SOUTH TO DUNCAN... PAULS VALLEY TO TECUMSEH.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW AND
SLEET ARE EXPECTED. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR
IMPOSSIBLE. THE WEIGHT OF THE SNOW WILL ALSO LEAD TO POSSIBLE
STRUCTURAL FAILURES... ESPECIALLY ON LARGE FREE SPAN AND FLAT
ROOFS.

$$

TXZ086-088>090-191900-
/O.UPG.KOUN.WS.A.0002.070119T1800Z-070121T1200Z/
/O.NEW.KOUN.WW.Y.0002.070119T1800Z-070121T1200Z/
WICHITA-BAYLOR-ARCHER-CLAY-
INCLUDING THE CITIES OF...WICHITA FALLS...SEYMOUR...ARCHER CITY...
HOLLIDAY...LAKESIDE CITY...HENRIETTA
500 AM CST FRI JAN 19 2007

...WINTER WEATHER ADVISORY IN EFFECT FROM NOON TODAY TO 6 AM CST
SUNDAY...

THE NATIONAL WEATHER SERVICE IN NORMAN HAS ISSUED A WINTER
WEATHER ADVISORY...WHICH IS IN EFFECT FROM NOON TODAY TO 6 AM CST
SUNDAY. THE WINTER WEATHER ADVISORY REPLACES THE WINTER STORM WATCH. 

A MIXTURE OF RAIN AND SNOW IS EXPECTED TO DEVELOP ACROSS WESTERN
NORTH TEXAS FRIDAY AFTERNOON... BEFORE CHANGING TO A MIX OF SLEET
AND SNOW FRIDAY NIGHT... WITH THE HEAVIEST PRECIPITATION EXPECTED
TO OCCUR DURING THE DAY ON SATURDAY. THE SLEET AND SNOW MAY MIX
WITH OR CHANGE TO A COLD RAIN ON SATURDAY WHICH WOULD LIMIT THE
SNOW AND SLEET ACCUMULATIONS. TOTAL SLEET AND SNOW ACCUMULATIONS
OF 2 TO 4 INCHES ARE POSSIBLE... BEFORE THE PRECIPITATION ENDS
SUNDAY MORNING.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW AND SLEET WILL
CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND
LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING.

$$

OKZ032-041>043-045>048-050>052-191900-
/O.CON.KOUN.WS.A.0002.070120T0000Z-070121T1200Z/
HUGHES-MURRAY-PONTOTOC-COAL-JEFFERSON-CARTER-JOHNSTON-ATOKA-LOVE-
MARSHALL-BRYAN-
INCLUDING THE CITIES OF...HOLDENVILLE...SULPHUR...ADA...
COALGATE...WAURIKA...ARDMORE...TISHOMINGO...ATOKA...MARIETTA...
MADILL...DURANT
500 AM CST FRI JAN 19 2007

...WINTER STORM WATCH REMAINS IN EFFECT FROM THIS EVENING THROUGH
LATE SATURDAY NIGHT...

A MIXTURE OF RAIN...SNOW AND SLEET IS EXPECTED TO DEVELOP ACROSS
SOUTHERN OKLAHOMA THIS EVENING. THE WINTRY MIX MAY CONTINUE
THROUGH THE DAY ON SATURDAY AND SATURDAY NIGHT... BEFORE ENDING
SUNDAY MORNING. PARTS OF SOUTHERN OKLAHOMA MAY RECEIVE 1 TO 2
INCHES OF SLEET AND SNOW... MAINLY SATURDAY AND SATURDAY NIGHT.
HOWEVER UNCERTAINTY REMAINS AS TO THE DEPTH OF THE COLD AIR ACROSS
THIS AREA... WHICH WILL DETERMINE THE AMOUNT OF WINTRY
PRECIPITATION THAT OCCURS ACROSS SOUTHERN AND SOUTHEASTERN
OKLAHOMA.  IT IS POSSIBLE THAT MOST OF THE PRECIPIATION WILL FALL
AS A COLD RAIN WITH LITTLE SLEET AND SNOW ACCUMULATIONS.  

A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT
SNOW AND SLEET ACCUMULATIONS THAT MAY IMPACT TRAVEL. CONTINUE TO
MONITOR THE LATEST FORECASTS.

$$
000 
WWUS44 KOUN 191742
WSWOUN

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE NORMAN OK
1142 AM CST FRI JAN 19 2007

...HEAVY SNOW AND SLEET TONIGHT AND SATURDAY...

.A STRONG UPPER LEVEL STORM WILL COMBINE WITH COLD AIR AND GULF
MOISTURE TO PRODUCE IMPRESSIVE SNOW AND SLEET ACCUMULATIONS OVER
MUCH OF OKLAHOMA AND WESTERN NORTH TEXAS TONIGHT AND SATURDAY.
LIGHT TO MODERATE PRECIPITATION WILL BEGIN THIS EVENING IN THE
SOUTHWEST AND OVERSPREAD THE ENTIRE REGION BY SATURDAY MORNING.
SNOW AND SLEET WILL BECOME HEAVY BY MIDDAY SATURDAY AS THE UPPER
LEVEL STORM BRINGS DEEP AND STRONG LIFTING OVER THE AREA. AS THE
STORM PASSES SATURDAY EVENING THERE WILL BE A SHARP END TO THE
ACCUMULATING PRECIPITATION...BUT POCKETS OF FREEZING DRIZZLE MAY
PERSIST THROUGH THE NIGHT.

TXZ086-088>090-200000-
/O.EXA.KOUN.WS.W.0002.070120T0000Z-070121T1200Z/
/O.EXT.KOUN.WW.Y.0002.070119T1800Z-070120T0000Z/
WICHITA-BAYLOR-ARCHER-CLAY-
INCLUDING THE CITIES OF...WICHITA FALLS...SEYMOUR...ARCHER CITY...
HOLLIDAY...LAKESIDE CITY...HENRIETTA
1142 AM CST FRI JAN 19 2007

...WINTER STORM WARNING IN EFFECT FROM 6 PM THIS EVENING TO 6 AM
CST SUNDAY...
...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 6 PM CST THIS
AFTERNOON...

THE NATIONAL WEATHER SERVICE IN NORMAN HAS ISSUED A WINTER STORM
WARNING...WHICH IS IN EFFECT FROM 6 PM THIS EVENING TO 6 AM CST
SUNDAY. THE WINTER WEATHER ADVISORY IS NOW IN EFFECT UNTIL 6 PM
CST THIS AFTERNOON. 

LIGHT RAIN AND SLEET THIS AFTERNOON WILL GRADUALLY CHANGE TO SLEET
AND SNOW WHILE BECOMING HEAVIER OVERNIGHT. ONE TO TWO INCHES OF
ACCUMULATION IS LIKELY BY SATURDAY MORNING. THEN HEAVIER SNOW AND
SLEET WILL FALL DURING THE DAY SATURDAY. TOTAL ACCUMULATIONS OF
SLEET AND SNOW WILL AVERAGE 4 TO 6 INCHES.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW AND SLEET
WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS
AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING.

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.


$$

OKZ032-041-042-045-046-200300-
/O.UPG.KOUN.WS.A.0002.070120T0000Z-070121T1200Z/
/O.EXA.KOUN.WS.W.0002.070120T0000Z-070121T1200Z/
HUGHES-MURRAY-PONTOTOC-JEFFERSON-CARTER-
INCLUDING THE CITIES OF...HOLDENVILLE...SULPHUR...ADA...WAURIKA...
ARDMORE
1142 AM CST FRI JAN 19 2007

...WINTER STORM WARNING IN EFFECT FROM 6 PM THIS EVENING TO 6 AM
CST SUNDAY...

THE NATIONAL WEATHER SERVICE IN NORMAN HAS ISSUED A WINTER STORM
WARNING...WHICH IS IN EFFECT FROM 6 PM THIS EVENING TO 6 AM CST
SUNDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. 

LIGHT TO MODERATE SLEET AND SNOW WILL BEGIN THIS EVENING...WITH
ACCUMULATIONS OF 1 TO 2 INCHES BY MORNING. THEN SLEET AND SNOW
WILL BECOME HEAVIER ON SATURDAY...BUT TEMPERATURES WILL ALSO WARM
TO NEAR FREEZING. TOTAL SLEET AND SNOW ACCUMULATIONS OF 3 TO 5
INCHES ARE LIKELY BEFORE THE PRECIPITATION BEGINS TO MIX WITH OR
CHANGE TO RAIN...MAKING FOR ICY AND SLUSHY CONDITIONS. ALTHOUGH
THE PRECIPITATION WILL END SATURDAY EVENING...THERE WILL BE A
CHANCE FOR DRIZZLE AND FREEZING DRIZZLE THROUGH SUNDAY MORNING.

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.

$$

OKZ021-033>038-044-TXZ083>085-087-200300-
/O.CON.KOUN.WS.W.0002.070119T1800Z-070121T1200Z/
BECKHAM-HARMON-GREER-KIOWA-JACKSON-TILLMAN-COMANCHE-COTTON-
HARDEMAN-FOARD-WILBARGER-KNOX-
INCLUDING THE CITIES OF...ELK CITY...SAYRE...HOLLIS...MANGUM...
HOBART...ALTUS...FREDERICK...LAWTON...WALTERS...QUANAH...
CHILLICOTHE...CROWELL...VERNON...MUNDAY...KNOX CITY
1142 AM CST FRI JAN 19 2007

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 AM CST SUNDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 AM CST SUNDAY. 

LIGHT TO MODERATE SLEET AND SNOW WILL DEVELOP THIS AFTERNOON AND
INTENSIFY OVERNIGHT. MUCH OF THE PRECIPITATION WILL CHANGE TO SNOW
BY SATURDAY MORNING...WITH THE SNOW BECOMING ESPECIALLY HEAVY BY
MIDDAY. TOTAL ACCUMULATIONS OF 5 TO 7 INCHES OF SNOW AND SLEET ARE
LIKELY BEFORE THE PRECIPITATION ENDS SATURDAY EVENING.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW AND
SLEET ARE EXPECTED. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR
IMPOSSIBLE. THE WEIGHT OF THE SNOW WILL ALSO LEAD TO POSSIBLE
STRUCTURAL FAILURES... ESPECIALLY ON LARGE FREE SPAN AND FLAT
ROOFS.

$$

OKZ004>020-022>031-039-040-200300-
/O.CON.KOUN.WS.W.0002.070120T0000Z-070121T1200Z/
HARPER-WOODS-ALFALFA-GRANT-KAY-ELLIS-WOODWARD-MAJOR-GARFIELD-
NOBLE-ROGER MILLS-DEWEY-CUSTER-BLAINE-KINGFISHER-LOGAN-PAYNE-
WASHITA-CADDO-CANADIAN-OKLAHOMA-LINCOLN-GRADY-MCCLAIN-CLEVELAND-
POTTAWATOMIE-SEMINOLE-STEPHENS-GARVIN-
INCLUDING THE CITIES OF...BUFFALO...ALVA...CHEROKEE...MEDFORD...
PONCA CITY...ARNETT...WOODWARD...FAIRVIEW...ENID...PERRY...
CHEYENNE...TALOGA...WEATHERFORD...CLINTON...WATONGA...
KINGFISHER...GUTHRIE...STILLWATER...CORDELL...ANADARKO...YUKON...
EL RENO...MUSTANG...OKLAHOMA CITY...CHANDLER...CHICKASHA...
PURCELL...NORMAN...MOORE...SHAWNEE...SEMINOLE...DUNCAN...
PAULS VALLEY
1142 AM CST FRI JAN 19 2007

...WINTER STORM WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING
TO 6 AM CST SUNDAY...

A WINTER STORM WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING
TO 6 AM CST SUNDAY. 

LIGHT TO MODERATE SLEET AND SNOW WILL DEVELOP TONIGHT IN SOUTHWEST
OKLAHOMA AND SPREAD NORTHEAST. MOST OF THE PRECIPITATION WILL BE
SNOW NORTH OF AN ALTUS TO NORMAN TO SHAWNEE LINE...WITH A MIX OF
SLEET AND SNOW TO THE SOUTH OF THAT LINE. THE SNOW WILL BECOME
HEAVY BY MIDDAY SATURDAY...ESPECIALLY IN CENTRAL AND NORTH CENTRAL 
OKLAHOMA...WHERE 1 TO 2 INCH PER HOUR ACCUMULATIONS ARE LIKELY.
TOTAL ACCUMULATIONS OF 6 TO 8 INCHES OF SLEET AND SNOW WILL BE
COMMON. AMOUNTS UP TO 10 INCHES ARE POSSIBLE IN NORTH CENTRAL
OKLAHOMA. THE SNOW WILL DIMINISH SATURDAY EVENING...BUT THERE WILL
BE A THREAT FOR FREEZING DRIZZLE TO DEVELOP THROUGH SUNDAY MORNING.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW AND
SLEET ARE EXPECTED. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR
IMPOSSIBLE. THE WEIGHT OF THE SNOW WILL ALSO LEAD TO POSSIBLE
STRUCTURAL FAILURES... ESPECIALLY ON LARGE FREE SPAN AND FLAT
ROOFS.

$$

OKZ043-047-048-050>052-200300-
/O.UPG.KOUN.WS.A.0002.070120T0000Z-070121T1200Z/
/O.EXB.KOUN.WW.Y.0002.070120T0000Z-070121T1200Z/
COAL-JOHNSTON-ATOKA-LOVE-MARSHALL-BRYAN-
INCLUDING THE CITIES OF...COALGATE...TISHOMINGO...ATOKA...
MARIETTA...MADILL...DURANT
1142 AM CST FRI JAN 19 2007

...WINTER WEATHER ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO
6 AM CST SUNDAY...

THE NATIONAL WEATHER SERVICE IN NORMAN HAS ISSUED A WINTER
WEATHER ADVISORY...WHICH IS IN EFFECT FROM 6 PM THIS EVENING TO
6 AM CST SUNDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. 

LIGHT SLEET AND SNOW WILL DEVELOP AND BEGIN TO ACCUMULATE TONIGHT.
THE PRECIPITATION MAY BECOME HEAVY FOR A BRIEF TIME SATURDAY
MORNING...BUT TEMPERATURES WILL ALSO WARM TO NEAR FREEZING. A
TRANSITION TO A COLD RAIN OR RAIN AND SLEET MIXTURE IS EXPECTED
DURING THE DAY SATURDAY. SLUSHY ACCUMULATIONS OF 2 TO 4 INCHES OF
SLEET AND SNOW ARE LIKELY THROUGH THE COURSE OF THE EVENT. THERE
IS ALSO A CHANCE FOR FREEZING DRIZZLE TO DEVELOP EARLY SUNDAY
MORNING.

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.

$$

OUN
000 
WWUS44 KOUN 200401
WSWOUN

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE NORMAN OK
1001 PM CST FRI JAN 19 2007

...A WINTRY MIX TONIGHT THEN HEAVY SNOW AND SLEET ON SATURDAY...

.A STRONG UPPER LEVEL STORM WILL COMBINE WITH COLD AIR AND GULF
MOISTURE TO PRODUCE IMPRESSIVE SNOW AND SLEET ACCUMULATIONS OVER
MUCH OF OKLAHOMA AND WESTERN NORTH TEXAS THROUGH SATURDAY. LIGHT
TO MODERATE PRECIPITATION WHICH BEGAN FRIDAY EVENING IN SOUTHWEST
OKLAHOMA AND WESTERN NORTH TEXAS WILL OVERSPREAD THE ENTIRE REGION
BY SATURDAY MORNING. A MIXTURE OF FREEZING RAIN...SLEET...AND SNOW
IS EXPECTED IN SOUTHWEST OKLAHOMA AND WESTERN NORTH TEXAS
OVERNIGHT BEFORE TRANSITIONING TO SNOW AND SLEET ON SATURDAY.
SNOW AND SLEET WILL DEVELOP ACROSS CENTRAL AND NORTHERN OKLAHOMA
LATE TONIGHT...AND CONTINUE THROUGH SATURDAY. SNOW AND SLEET WILL
BECOME HEAVY BY MIDDAY SATURDAY AS THE UPPER LEVEL STORM BRINGS
DEEP AND STRONG LIFTING OVER THE AREA. AS THE STORM PASSES
SATURDAY EVENING THERE WILL BE A SHARP END TO THE ACCUMULATING
PRECIPITATION...BUT POCKETS OF FREEZING DRIZZLE MAY PERSIST
THROUGH THE NIGHT.

OKZ004>042-044>046-TXZ083>090-201215-
/O.CON.KOUN.WS.W.0002.000000T0000Z-070121T1200Z/
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-COTTON-JEFFERSON-
CARTER-HARDEMAN-FOARD-WILBARGER-WICHITA-KNOX-BAYLOR-ARCHER-CLAY-
INCLUDING THE CITIES OF...BUFFALO...ALVA...CHEROKEE...MEDFORD...
PONCA CITY...ARNETT...WOODWARD...FAIRVIEW...ENID...PERRY...
CHEYENNE...TALOGA...WEATHERFORD...CLINTON...WATONGA...
KINGFISHER...GUTHRIE...STILLWATER...ELK CITY...SAYRE...CORDELL...
ANADARKO...YUKON...EL RENO...MUSTANG...OKLAHOMA CITY...CHANDLER...
CHICKASHA...PURCELL...NORMAN...MOORE...SHAWNEE...SEMINOLE...
HOLDENVILLE...HOLLIS...MANGUM...HOBART...ALTUS...FREDERICK...
LAWTON...DUNCAN...PAULS VALLEY...SULPHUR...ADA...WALTERS...
WAURIKA...ARDMORE...QUANAH...CHILLICOTHE...CROWELL...VERNON...
WICHITA FALLS...MUNDAY...KNOX CITY...SEYMOUR...ARCHER CITY...
HOLLIDAY...LAKESIDE CITY...HENRIETTA
1001 PM CST FRI JAN 19 2007

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 AM CST SUNDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 AM CST SUNDAY. 

A MIXTURE OF FREEZING RAIN...SLEET AND SNOW WILL DEVELOP OVER
SOUTHWEST OKLAHOMA AND WESTERN NORTH TEXAS TONIGHT BEFORE
GRADUALLY TRANSITIONING OT A SNOW AND SLEET MIXTURE EARLY
SATURDAY. FURTHER NORTH ACROSS CENTRAL AND NORTHERN
OKLAHOMA...LIGHT SNOW AND SLEET WILL DEVELOP LATE TONIGHT AND
INCREASE IN INTENSITY ON SATURDAY. THE SNOW WILL BECOME HEAVY BY
MIDDAY SATURDAY...ESPECIALLY IN CENTRAL AND NORTH CENTRAL
OKLAHOMA...WHERE 1 TO 2 INCH PER HOUR ACCUMULATIONS ARE LIKELY.
TOTAL ACCUMULATIONS OF 6 TO 8 INCHES OF SLEET AND SNOW WILL BE
COMMON. AMOUNTS UP TO 10 INCHES ARE POSSIBLE IN NORTH CENTRAL
OKLAHOMA. THE SNOW WILL DIMINISH SATURDAY EVENING...BUT THERE WILL
BE A THREAT FOR FREEZING DRIZZLE TO DEVELOP THROUGH SUNDAY
MORNING.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW AND
SLEET ARE EXPECTED. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR
IMPOSSIBLE. THE WEIGHT OF THE SNOW WILL ALSO LEAD TO POSSIBLE
STRUCTURAL FAILURES... ESPECIALLY ON LARGE FREE SPAN AND FLAT
ROOFS.

$$

OKZ043-047-048-050>052-201215-
/O.CON.KOUN.WW.Y.0002.000000T0000Z-070121T1200Z/
COAL-JOHNSTON-ATOKA-LOVE-MARSHALL-BRYAN-
INCLUDING THE CITIES OF...COALGATE...TISHOMINGO...ATOKA...
MARIETTA...MADILL...DURANT
1001 PM CST FRI JAN 19 2007

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM CST
SUNDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM CST
SUNDAY. 

A MIXTURE OF LIGHT RAIN AND SLEET OVERNIGHT WILL GRADUALLY
TRANSITION TO A MIXTURE OF SNOW AND SLEET EARLY SATURDAY. THE PRECIPITATION
MAY BECOME HEAVY FOR A BRIEF TIME SATURDAY MORNING...BUT
TEMPERATURES WILL ALSO WARM TO NEAR FREEZING. A TRANSITION TO A
COLD RAIN OR RAIN AND SLEET MIXTURE IS EXPECTED DURING THE DAY
SATURDAY. SLUSHY ACCUMULATIONS OF 2 TO 4 INCHES OF SLEET AND SNOW
ARE LIKELY THROUGH THE COURSE OF THE EVENT. THERE IS ALSO A CHANCE
FOR FREEZING DRIZZLE TO DEVELOP EARLY SUNDAY MORNING.

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.

$$
000 
WWUS44 KOUN 201059
WSWOUN

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE NORMAN OK
459 AM CST SAT JAN 20 2007

...A WINTRY MIX TODAY AND TONIGHT...

.A STRONG UPPER LEVEL STORM WILL MOVE INTO THE CENTRAL AND
SOUTHERN PLAINS TODAY CAUSING WIDESPREAD WINTER PRECIPITATION OVER
MUCH OF OKLAHOMA AND WESTERN NORTH TEXAS. MAINLY SNOW IS EXPECTED
ACROSS FAR WESTERN OKLAHOMA THIS MORNING... WITH A WINTRY MIX OF
FREEZING RAIN AND SLEET FROM CENTRAL OKLAHOMA INTO PARTS OF
WESTERN NORTH TEXAS. THE PRECIPITATION IS EXPECTED TO CHANGE OVER
TO MOSTLY SNOW OVER CENTRAL OKLAHOMA BY MIDDAY. THE SNOW AND
SLEET IS EXPECTED TO BECOME HEAVY TODAY AS THE UPPER LEVEL STORM
BRINGS STRONG LIFTING OVER THE AREA. THE PRECIPITATION WILL BE
ENDING FROM THE SOUTHWEST TONIGHT.

OKZ004>042-044>046-TXZ083>090-201900-
/O.CON.KOUN.WS.W.0002.000000T0000Z-070121T1200Z/
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-COTTON-JEFFERSON-
CARTER-HARDEMAN-FOARD-WILBARGER-WICHITA-KNOX-BAYLOR-ARCHER-CLAY-
INCLUDING THE CITIES OF...BUFFALO...ALVA...CHEROKEE...MEDFORD...
PONCA CITY...ARNETT...WOODWARD...FAIRVIEW...ENID...PERRY...
CHEYENNE...TALOGA...WEATHERFORD...CLINTON...WATONGA...
KINGFISHER...GUTHRIE...STILLWATER...ELK CITY...SAYRE...CORDELL...
ANADARKO...YUKON...EL RENO...MUSTANG...OKLAHOMA CITY...CHANDLER...
CHICKASHA...PURCELL...NORMAN...MOORE...SHAWNEE...SEMINOLE...
HOLDENVILLE...HOLLIS...MANGUM...HOBART...ALTUS...FREDERICK...
LAWTON...DUNCAN...PAULS VALLEY...SULPHUR...ADA...WALTERS...
WAURIKA...ARDMORE...QUANAH...CHILLICOTHE...CROWELL...VERNON...
WICHITA FALLS...MUNDAY...KNOX CITY...SEYMOUR...ARCHER CITY...
HOLLIDAY...LAKESIDE CITY...HENRIETTA
459 AM CST SAT JAN 20 2007

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 AM CST SUNDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 AM CST SUNDAY. 


IN WESTERN OKLAHOMA... SNOW... OCCASIONALLY MIXED WITH SLEET THIS
MORNING... WILL CONTINUE THROUGH THE DAY. THE SNOW WILL LIKELY BE
HEAVY AT TIMES FROM LATE MORNING THROUGH THE AFTERNOON. TOTAL SNOW
ACCUMULATIONS WILL RANGE FROM 3 TO 5 INCHES IN SOUTHWEST OKLAHOMA
WITH 6 TO 8 INCHES POSSIBLE IN NORTHWEST OKLAHOMA. SOME
ACCUMULATION OF SLEET AND GLAZE WILL ALSO BE POSSIBLE IN
SOUTHWEST OKAHOMA.

IN THE CENTRAL THIRD OF OKLAHOMA... A MIX OF FREEZING RAIN AND
SLEET THIS MORNING WILL TRANSITION INTO SNOW BY MIDDAY FROM THE
OKLAHOMA CITY METRO AREA NORTH THROUGH NORTH CENTRAL OKLAHOMA. THE
SNOW WILL BE HEAVY AT TIMES WITH AMOUNTS RANGING FROM 3 TO 5
INCHES IN CENTRAL OKLAHOMA TO NEAR 8 INCHES IN NORTH CENTRAL
OKLAHOMA. SOME GLAZE WILL ALSO BE LIKELY THIS MORNING. SOUTH
CENTRAL OKLAHOMA WILL CONTINUE TO SEE A MIX OF RAIN... SLEET AND
SOME SNOW. LOCAL ACCUMULATIONS OF 1 TO 3 INCHES OF SLEET AND SNOW
WILL BE POSSIBLE IN THE THE SOUTH ALONG WITH A FEW AREAS OF GLAZE.

IN WESTERN NORTH TEXAS... A WINTRY MIX OF FREEZING RAIN... SLEET
AND SOME SNOW THIS MORNING WILL TRANSITION TO MAINLY SLEET AND
SNOW BY MIDDAY. ACCUMULATIONS OF SLEET AND SNOW COULD RANGE FROM 1
TO 3 INCHES IN THE WICHITA FALLS AREA... TO NEAR 5 INCHES TOWARDS
VERNON AND BENJAMIN. SOME ACCUMULATIONS OF GLAZE WILL ALSO BE POSSIBLE.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW AND
SLEET ARE EXPECTED. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR
IMPOSSIBLE. THE WEIGHT OF THE SNOW COULD ALSO LEAD TO POSSIBLE
STRUCTURAL FAILURES... ESPECIALLY ON LARGE FREE SPAN AND FLAT
ROOFS.

$$

OKZ043-047-048-050>052-201900-
/O.CON.KOUN.WW.Y.0002.000000T0000Z-070121T1200Z/
COAL-JOHNSTON-ATOKA-LOVE-MARSHALL-BRYAN-
INCLUDING THE CITIES OF...COALGATE...TISHOMINGO...ATOKA...
MARIETTA...MADILL...DURANT
459 AM CST SAT JAN 20 2007

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM CST
SUNDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM CST
SUNDAY. 

A MIX OF RAIN AND SLEET IS EXPECTED TODAY. WITH TEMPERATURES
HOLDING NEAR OR JUST ABOVE FREEZING... A FEW PATCHES OF ICE WILL
BE POSSIBLE MAINLY ON BRIDGES AND OVERPASSES. SLEET ACCUMULATIONS
WILL BE GENERALLY ONE INCH OR LESS.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SLEET...OR
FREEZING RAIN... MAY CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND USE CAUTION WHILE DRIVING.

$$
CJS
000 
WWUS44 KOUN 201635
WSWOUN

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE NORMAN OK
1035 AM CST SAT JAN 20 2007

...A WINTRY MIX TODAY AND TONIGHT...

.A STRONG UPPER LEVEL STORM WILL MOVE INTO THE CENTRAL AND
SOUTHERN PLAINS TODAY CAUSING WIDESPREAD WINTER PRECIPITATION
OVER MUCH OF OKLAHOMA AND WESTERN NORTH TEXAS. MAINLY SNOW IS
EXPECTED ACROSS WESTERN AND NORTHERN OKLAHOMA THIS MORNING...
WITH A WINTRY MIX OF RAIN... SNOW AND SLEET FROM CENTRAL AND
SOUTHWEST OKLAHOMA INTO PARTS OF WESTERN NORTH TEXAS. THE
PRECIPITATION IS EXPECTED TO CHANGE OVER TO MOSTLY SNOW OVER
CENTRAL OKLAHOMA BY MIDDAY. THE SNOW AND SLEET IS EXPECTED TO
BECOME HEAVY TODAY ACROSS PORTIONS OF THE AREA AS THE UPPER LEVEL
STORM BRINGS STRONG LIFTING OVER THE AREA. THE PRECIPITATION WILL
BE ENDING FROM THE SOUTHWEST TONIGHT.

OKZ031-032-039>042-044>046-TXZ086-089-090-210045-
/O.CAN.KOUN.WS.W.0002.000000T0000Z-070121T1200Z/
/O.EXA.KOUN.WW.Y.0002.000000T0000Z-070121T1200Z/
SEMINOLE-HUGHES-STEPHENS-GARVIN-MURRAY-PONTOTOC-COTTON-JEFFERSON-
CARTER-WICHITA-ARCHER-CLAY-
INCLUDING THE CITIES OF...SEMINOLE...HOLDENVILLE...DUNCAN...
PAULS VALLEY...SULPHUR...ADA...WALTERS...WAURIKA...ARDMORE...
WICHITA FALLS...ARCHER CITY...HOLLIDAY...LAKESIDE CITY...
HENRIETTA
1035 AM CST SAT JAN 20 2007

...WINTER STORM WARNING IS CANCELLED...
...WINTER WEATHER ADVISORY IN EFFECT UNTIL 6 AM CST SUNDAY...

THE NATIONAL WEATHER SERVICE IN NORMAN HAS DOWNGRADED THE WINTER
STORM WARNING TO A WINTER WEATHER ADVISORY...WHICH IS IN EFFECT
UNTIL 6 AM CST SUNDAY.

TEMPERATURES ARE EXPECTED TO REMAIN NEAR OR ABOVE FREEZING ACROSS
NORTH CENTRAL TEXAS AND SOUTH CENTRAL AND SOUTHEAST OKLAHOMA. THE
PRECIPITATION THROUGH THE AFTERNOON WILL MAINLY BE RAIN... BUT A
FEW PERIODS OF SLEET WILL BE POSSIBLE ACROSS THE AREA AS WELL SO A
FEW PATCHES OF ICE WILL BE POSSIBLE MAINLY ON BRIDGES AND
OVERPASSES. 

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SLEET MAY CAUSE
TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND USE
CAUTION WHILE DRIVING.

$$

OKZ004>030-033>038-TXZ083>085-087-088-210045-
/O.CON.KOUN.WS.W.0002.000000T0000Z-070121T1200Z/
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-HARMON-GREER-KIOWA-JACKSON-TILLMAN-
COMANCHE-HARDEMAN-FOARD-WILBARGER-KNOX-BAYLOR-
INCLUDING THE CITIES OF...BUFFALO...ALVA...CHEROKEE...MEDFORD...
PONCA CITY...ARNETT...WOODWARD...FAIRVIEW...ENID...PERRY...
CHEYENNE...TALOGA...WEATHERFORD...CLINTON...WATONGA...
KINGFISHER...GUTHRIE...STILLWATER...ELK CITY...SAYRE...CORDELL...
ANADARKO...YUKON...EL RENO...MUSTANG...OKLAHOMA CITY...CHANDLER...
CHICKASHA...PURCELL...NORMAN...MOORE...SHAWNEE...HOLLIS...
MANGUM...HOBART...ALTUS...FREDERICK...LAWTON...QUANAH...
CHILLICOTHE...CROWELL...VERNON...MUNDAY...KNOX CITY...SEYMOUR
1035 AM CST SAT JAN 20 2007

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 AM CST SUNDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 AM CST SUNDAY. 

IN WESTERN AND NORTHERN OKLAHOMA... SNOW... OCCASIONALLY MIXED
WITH SLEET THIS MORNING... WILL CONTINUE THROUGH THE DAY. THE SNOW
WILL LIKELY BE HEAVY AT TIMES FROM LATE MORNING THROUGH THE
AFTERNOON. TOTAL SNOW OR SLEET ACCUMULATIONS WILL RANGE FROM 2 TO
4 INCHES IN PORTIONS OF SOUTHWEST AND CENTRAL OKLAHOMA WITH 6 TO 8
INCHES OF SNOW POSSIBLE IN NORTHWEST OKLAHOMA. AREAS OF WESTERN
NORTH TEXAS NEAR AND WEST OF AREAS FROM VERNON AND SEYMOUR WEST
MAY SEE 3 TO 5 INCHES OF SNOW OR SLEET.

TEMPERATURES REMAIN NEAR FREEZING ACROSS SOUTHWEST AND CENTRAL
OKLAHOMA INCLUDING THE OKLAHOMA CITY METRO AREA. WHERE THESE
TEMPERATURES REMAIN  WHICH WILL ALLOW A MIXTURE OF RAIN... SLEET
AND SNOW. SNOW AND SLEET ACCUMULATIONS ARE NOT EXPECTED TO BE AS
HEAVY BUT PATCHY AREAS OF SLEET AND SNOW MAY STILL ACCUMULATE
ENOUGH TO CAUSE TRAVEL PROBLEMS.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW AND
SLEET ARE EXPECTED. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR
IMPOSSIBLE. THE WEIGHT OF THE SNOW COULD ALSO LEAD TO POSSIBLE
STRUCTURAL FAILURES... ESPECIALLY ON LARGE FREE SPAN AND FLAT
ROOFS.

$$

OKZ043-047-048-050>052-210045-
/O.CON.KOUN.WW.Y.0002.000000T0000Z-070121T1200Z/
COAL-JOHNSTON-ATOKA-LOVE-MARSHALL-BRYAN-
INCLUDING THE CITIES OF...COALGATE...TISHOMINGO...ATOKA...
MARIETTA...MADILL...DURANT
1035 AM CST SAT JAN 20 2007

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM CST
SUNDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM CST
SUNDAY. 

A MIX OF RAIN AND SLEET IS EXPECTED TODAY. WITH TEMPERATURES
HOLDING NEAR OR JUST ABOVE FREEZING... A FEW PATCHES OF ICE WILL
BE POSSIBLE MAINLY ON BRIDGES AND OVERPASSES.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SLEET MAY CAUSE
TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND USE
CAUTION WHILE DRIVING.

$$
000 
WWUS44 KOUN 201647 CCA
WSWOUN

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE NORMAN OK
1035 AM CST SAT JAN 20 2007

...A WINTRY MIX TODAY AND TONIGHT...

.A STRONG UPPER LEVEL STORM WILL MOVE INTO THE CENTRAL AND
SOUTHERN PLAINS TODAY CAUSING WIDESPREAD WINTER PRECIPITATION
OVER MUCH OF OKLAHOMA AND WESTERN NORTH TEXAS. MAINLY SNOW IS
EXPECTED ACROSS WESTERN AND NORTHERN OKLAHOMA THIS MORNING...
WITH A WINTRY MIX OF RAIN... SNOW AND SLEET FROM CENTRAL AND
SOUTHWEST OKLAHOMA INTO PARTS OF WESTERN NORTH TEXAS. THE
PRECIPITATION IS EXPECTED TO CHANGE OVER TO MOSTLY SNOW OVER
CENTRAL OKLAHOMA BY MIDDAY. THE SNOW AND SLEET IS EXPECTED TO
BECOME HEAVY TODAY ACROSS PORTIONS OF THE AREA AS THE UPPER LEVEL
STORM BRINGS STRONG LIFTING OVER THE AREA. THE PRECIPITATION WILL
BE ENDING FROM THE SOUTHWEST TONIGHT.

OKZ031-032-039>042-044>046-TXZ086-089-090-210045-
/O.CAN.KOUN.WS.W.0002.000000T0000Z-070121T1200Z/
/O.EXA.KOUN.WW.Y.0002.000000T0000Z-070121T1200Z/
SEMINOLE-HUGHES-STEPHENS-GARVIN-MURRAY-PONTOTOC-COTTON-JEFFERSON-
CARTER-WICHITA-ARCHER-CLAY-
INCLUDING THE CITIES OF...SEMINOLE...HOLDENVILLE...DUNCAN...
PAULS VALLEY...SULPHUR...ADA...WALTERS...WAURIKA...ARDMORE...
WICHITA FALLS...ARCHER CITY...HOLLIDAY...LAKESIDE CITY...
HENRIETTA
1035 AM CST SAT JAN 20 2007

...WINTER STORM WARNING IS CANCELLED...
...WINTER WEATHER ADVISORY IN EFFECT UNTIL 6 AM CST SUNDAY...

THE NATIONAL WEATHER SERVICE IN NORMAN HAS DOWNGRADED THE WINTER 
STORM WARNING TO A WINTER WEATHER ADVISORY FOR PORTIONS OF NORTH 
TEXAS AND SOUTHERN OKLAHOMA. THIS WINTER WEATHER ADVISORY IS IN 
EFFECT UNTIL 6 AM CST SUNDAY.

TEMPERATURES ARE EXPECTED TO REMAIN NEAR OR ABOVE FREEZING ACROSS
NORTH CENTRAL TEXAS AND SOUTH CENTRAL AND SOUTHEAST OKLAHOMA. THE
PRECIPITATION THROUGH THE AFTERNOON WILL MAINLY BE RAIN... BUT A
FEW PERIODS OF SLEET WILL BE POSSIBLE ACROSS THE AREA AS WELL SO A
FEW PATCHES OF ICE WILL BE POSSIBLE MAINLY ON BRIDGES AND
OVERPASSES. 

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SLEET MAY CAUSE
TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND USE
CAUTION WHILE DRIVING.

$$

OKZ004>030-033>038-TXZ083>085-087-088-210045-
/O.CON.KOUN.WS.W.0002.000000T0000Z-070121T1200Z/
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-HARMON-GREER-KIOWA-JACKSON-TILLMAN-
COMANCHE-HARDEMAN-FOARD-WILBARGER-KNOX-BAYLOR-
INCLUDING THE CITIES OF...BUFFALO...ALVA...CHEROKEE...MEDFORD...
PONCA CITY...ARNETT...WOODWARD...FAIRVIEW...ENID...PERRY...
CHEYENNE...TALOGA...WEATHERFORD...CLINTON...WATONGA...
KINGFISHER...GUTHRIE...STILLWATER...ELK CITY...SAYRE...CORDELL...
ANADARKO...YUKON...EL RENO...MUSTANG...OKLAHOMA CITY...CHANDLER...
CHICKASHA...PURCELL...NORMAN...MOORE...SHAWNEE...HOLLIS...
MANGUM...HOBART...ALTUS...FREDERICK...LAWTON...QUANAH...
CHILLICOTHE...CROWELL...VERNON...MUNDAY...KNOX CITY...SEYMOUR
1035 AM CST SAT JAN 20 2007

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 AM CST SUNDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 AM CST SUNDAY FOR 
MUCH OF WESTERN... NORTHERN AND CENTRAL OKLAHOMA AND THE FAR WESTERN 
COUNTIES OF NORTH TEXAS.

IN WESTERN AND NORTHERN OKLAHOMA... SNOW... OCCASIONALLY MIXED
WITH SLEET THIS MORNING... WILL CONTINUE THROUGH THE DAY. THE SNOW
WILL LIKELY BE HEAVY AT TIMES FROM LATE MORNING THROUGH THE
AFTERNOON. TOTAL SNOW OR SLEET ACCUMULATIONS WILL RANGE FROM 2 TO
4 INCHES IN PORTIONS OF SOUTHWEST AND CENTRAL OKLAHOMA WITH 6 TO 8
INCHES OF SNOW POSSIBLE IN NORTHWEST OKLAHOMA. AREAS OF WESTERN
NORTH TEXAS NEAR AND WEST OF AREAS FROM VERNON AND SEYMOUR WEST
MAY SEE 3 TO 5 INCHES OF SNOW OR SLEET.

TEMPERATURES REMAIN NEAR FREEZING ACROSS SOUTHWEST AND CENTRAL
OKLAHOMA INCLUDING THE OKLAHOMA CITY METRO AREA. WHERE THESE
TEMPERATURES REMAIN  WHICH WILL ALLOW A MIXTURE OF RAIN... SLEET
AND SNOW. SNOW AND SLEET ACCUMULATIONS ARE NOT EXPECTED TO BE AS
HEAVY BUT PATCHY AREAS OF SLEET AND SNOW MAY STILL ACCUMULATE
ENOUGH TO CAUSE TRAVEL PROBLEMS.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW AND
SLEET ARE EXPECTED. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR
IMPOSSIBLE. THE WEIGHT OF THE SNOW COULD ALSO LEAD TO POSSIBLE
STRUCTURAL FAILURES... ESPECIALLY ON LARGE FREE SPAN AND FLAT
ROOFS.

$$

OKZ043-047-048-050>052-210045-
/O.CON.KOUN.WW.Y.0002.000000T0000Z-070121T1200Z/
COAL-JOHNSTON-ATOKA-LOVE-MARSHALL-BRYAN-
INCLUDING THE CITIES OF...COALGATE...TISHOMINGO...ATOKA...
MARIETTA...MADILL...DURANT
1035 AM CST SAT JAN 20 2007

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM CST
SUNDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM CST SUNDAY 
FOR SOUTHEAST OKLAHOMA. 

A MIX OF RAIN AND SLEET IS EXPECTED TODAY. WITH TEMPERATURES
HOLDING NEAR OR JUST ABOVE FREEZING... A FEW PATCHES OF ICE WILL
BE POSSIBLE MAINLY ON BRIDGES AND OVERPASSES.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SLEET MAY CAUSE
TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND USE
CAUTION WHILE DRIVING.

$$
000 
WWUS44 KOUN 201857
WSWOUN

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE NORMAN OK
1257 PM CST SAT JAN 20 2007

...A WINTRY MIX TODAY AND TONIGHT...

.A STRONG UPPER LEVEL STORM WILL MOVE INTO THE CENTRAL AND
SOUTHERN PLAINS TODAY CAUSING WIDESPREAD PRECIPITATION OVER MUCH
OF OKLAHOMA AND WESTERN NORTH TEXAS. SNOW AND SLEET IS EXPECTED
ACROSS WESTERN AND NORTHERN OKLAHOMA... WITH RAIN AND SLEET ACROSS
SOUTHERN OKLAHOMA AND NORTH TEXAS. THE PRECIPITATION WILL BE
ENDING FROM THE SOUTHWEST TONIGHT.

OKZ023>030-035>038-TXZ083>085-087-088-210300-
/O.CAN.KOUN.WS.W.0002.000000T0000Z-070121T1200Z/
/O.NEW.KOUN.WW.Y.0003.070120T1857Z-070121T0600Z/
CADDO-CANADIAN-OKLAHOMA-LINCOLN-GRADY-MCCLAIN-CLEVELAND-
POTTAWATOMIE-KIOWA-JACKSON-TILLMAN-COMANCHE-HARDEMAN-FOARD-
WILBARGER-KNOX-BAYLOR-
INCLUDING THE CITIES OF...ANADARKO...YUKON...EL RENO...MUSTANG...
OKLAHOMA CITY...CHANDLER...CHICKASHA...PURCELL...NORMAN...MOORE...
SHAWNEE...HOBART...ALTUS...FREDERICK...LAWTON...QUANAH...
CHILLICOTHE...CROWELL...VERNON...MUNDAY...KNOX CITY...SEYMOUR
1257 PM CST SAT JAN 20 2007

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

THE NATIONAL WEATHER SERVICE IN NORMAN HAS DOWNGRADED THE WINTER
STORM WARNING TO A WINTER WEATHER ADVISORY FOR THE AREA ALONG AND
SOUTH OF A LINE FROM QUANAH TEXAS TO ALTUS...HOBART...EL RENO...
OKLAHOMA CITY AND CHANDLER OKLAHOMA. THE WINTER STORM WARNING FOR
THIS AREA IS NO LONGER IN EFFECT. THIS INCLUDES OKLAHOMA CITY...
SHAWNEE...AND LAWTON OKLAHOMA...AND VERNON AND BENJAMIN TEXAS.

WARM TEMPERATURES BOTH AT THE SURFACE AND FROM 6000 TO 8000 FEET
ABOVE THE SURFACE HAS CAUSED MUCH OF THE PRECIPITATION TODAY TO BE
IN THE FORM OF A COLD RAIN AND SLEET. WITH THE PRECIPITATION
FALLING AS RAIN AND SLEET INSTEAD OF SNOW... THE ACCUMULATIONS OF
SNOW AND SLEET ACROSS WESTERN NORTH TEXAS WILL BE LESS THAN
PREVIOUSLY FORECAST. PERIODS OF SLEET ARE STILL EXPECTED TO OCCUR
WHICH WILL CAUSE AREAS OF SLICK AND HAZARDOUS DRIVING CONDITIONS...
ESPECIALLY ON BRIDGES AND OVERPASSES.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW OR SLEET WILL
CAUSE AREAS OF TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY
ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING.

$$

OKZ031-032-039>048-050>052-TXZ086-089-090-202000-
/O.CAN.KOUN.WW.Y.0002.000000T0000Z-070121T1200Z/
SEMINOLE-HUGHES-STEPHENS-GARVIN-MURRAY-PONTOTOC-COAL-COTTON-
JEFFERSON-CARTER-JOHNSTON-ATOKA-LOVE-MARSHALL-BRYAN-WICHITA-
ARCHER-CLAY-
INCLUDING THE CITIES OF...SEMINOLE...HOLDENVILLE...DUNCAN...
PAULS VALLEY...SULPHUR...ADA...COALGATE...WALTERS...WAURIKA...
ARDMORE...TISHOMINGO...ATOKA...MARIETTA...MADILL...DURANT...
WICHITA FALLS...ARCHER CITY...HOLLIDAY...LAKESIDE CITY...
HENRIETTA
1257 PM CST SAT JAN 20 2007

...WINTER WEATHER ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN NORMAN HAS CANCELED THE WINTER
WEATHER ADVISORY FOR WICHITA... ARCHER AND WILBARGER COUNTIES...
AND FOR THAT PART OF OKLAHOMA ALONG AND SOUTH OF A LINE FROM
WALTERS TO DUNCAN TO PAULS VALLEY TO SEMINOLE. THIS INCLUDES
WICHITA FALLS... DUNCAN...ARDMORE...ADA...HOLDENVILLE...ATOKA AND
DURANT.

TEMPERATURES ABOVE FREEZING HAVE ALLOWED MOST OF THE PRECIPITATION
TODAY TO FALL AS RAIN. TEMPERATURES ARE EXPECTED TO REMAIN NEARLY
STEADY OVER THE REMAINDER OF THE AFTERNOON AND EVENING. SOME
SCATTERED AREAS OF SLEET WILL ALSO BE POSSIBLE... BUT SHOULD NOT
CAUSE WIDESPREAD TRAVEL PROBLEMS.

$$

OKZ004>022-033-034-210300-
/O.EXT.KOUN.WS.W.0002.000000T0000Z-070121T0600Z/
HARPER-WOODS-ALFALFA-GRANT-KAY-ELLIS-WOODWARD-MAJOR-GARFIELD-
NOBLE-ROGER MILLS-DEWEY-CUSTER-BLAINE-KINGFISHER-LOGAN-PAYNE-
BECKHAM-WASHITA-HARMON-GREER-
INCLUDING THE CITIES OF...BUFFALO...ALVA...CHEROKEE...MEDFORD...
PONCA CITY...ARNETT...WOODWARD...FAIRVIEW...ENID...PERRY...
CHEYENNE...TALOGA...WEATHERFORD...CLINTON...WATONGA...
KINGFISHER...GUTHRIE...STILLWATER...ELK CITY...SAYRE...CORDELL...
HOLLIS...MANGUM
1257 PM CST SAT JAN 20 2007

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

THE WINTER STORM WARNING IS NOW IN EFFECT UNTIL MIDNIGHT CST
TONIGHT FOR THAT AREA OF OKLAHOMA ALONG AND NORTH OF A LINE FROM
HOLLIS TO WEATHERFORD TO OKARCHE TO CUSHING. THIS INCLUDES ELK
CITY...CLINTON...WEATHERFORD...WOODWARD...ALVA...ENID...GUTHRIE...
STILLWATER AND PONCA CITY.

SNOW... OCCASIONALLY MIXED WITH SLEET... WILL CONTINUE THROUGH
THE DAY AND INTO THIS EVENING ACROSS NORTHERN AND WESTERN OKLAHOMA.
MODERATE TO HEAVY SNOW IS EXPECTED AT TIMES. TOTAL SNOW AND SLEET
ACCUMULATIONS WILL AVERAGE 3 TO 6 INCHES WITH ISOLATED AREAS OF
WEST CENTRAL AND NORTH CENTRAL OKLAHOMA RECEIVING 8 TO 10 INCHES.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW AND
SLEET ARE EXPECTED. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR
IMPOSSIBLE. THE WEIGHT OF THE SNOW COULD ALSO LEAD TO POSSIBLE
STRUCTURAL FAILURES... ESPECIALLY ON LARGE FREE SPAN AND FLAT
ROOFS.

$$
000 
WWUS44 KOUN 210202
WSWOUN

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE NORMAN OK
802 PM CST SAT JAN 20 2007

...A WINTRY MIX ENDING TONIGHT...

.A STRONG UPPER LEVEL STORM OVER THE TEXAS PANHANDLE EARLY THIS
EVENING WILL MOVE INTO THE CENTRAL TONIGHT. THE WINTRY MIX OF
PRECIPITATIONS HAS ENDED IN SOUTHWEST OKLAHOMA AND WESTERN NORTH
TEXAS AND WILL GRADUALLY COME TO AN END ACROSS THE REMAINDER OF
OKLAHOMA OVERNIGHT AS THE STORM SYSTEM MOVES OFF TO THE NORTHEAST. 

OKZ033-034-210315-
/O.CAN.KOUN.WS.W.0002.000000T0000Z-070121T0600Z/
HARMON-GREER-
INCLUDING THE CITIES OF...HOLLIS...MANGUM
802 PM CST SAT JAN 20 2007

...WINTER STORM WARNING IS CANCELLED...

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

PRECIPITATION HAS ENDED IN SOUTHWEST OKLAHOMA THIS EVENING AND NO
ADDITIONAL PRECIPITATION IS EXPECTED AS THE STORM SYSTEM MOVES
AWAY FROM TH AREA. AS A RESULT THE WINTER STORM WARNING IS
CANCELLED. 

$$

OKZ035>038-TXZ083>085-087-088-210315-
/O.CAN.KOUN.WW.Y.0003.000000T0000Z-070121T0600Z/
KIOWA-JACKSON-TILLMAN-COMANCHE-HARDEMAN-FOARD-WILBARGER-KNOX-
BAYLOR-
INCLUDING THE CITIES OF...HOBART...ALTUS...FREDERICK...LAWTON...
QUANAH...CHILLICOTHE...CROWELL...VERNON...MUNDAY...KNOX CITY...
SEYMOUR
802 PM CST SAT JAN 20 2007

...WINTER WEATHER ADVISORY IS CANCELLED...

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

PRECIPITATION IN SOUTHWEST OKLAHOMA AND WESTERN NORTH TEXAS HAS
COME TO AN END THIS EVENING. NO ADDITIONAL PRECIPITATION IS
EXPECTED AS THE STORM SYSTEM MOVES AWAY FROM THE AREA. AS A RESULT
THE WINTER WEATHER ADVISORY HAS BEEN CANCELLED. 

$$

OKZ004>022-210600-
/O.CON.KOUN.WS.W.0002.000000T0000Z-070121T0600Z/
HARPER-WOODS-ALFALFA-GRANT-KAY-ELLIS-WOODWARD-MAJOR-GARFIELD-
NOBLE-ROGER MILLS-DEWEY-CUSTER-BLAINE-KINGFISHER-LOGAN-PAYNE-
BECKHAM-WASHITA-
INCLUDING THE CITIES OF...BUFFALO...ALVA...CHEROKEE...MEDFORD...
PONCA CITY...ARNETT...WOODWARD...FAIRVIEW...ENID...PERRY...
CHEYENNE...TALOGA...WEATHERFORD...CLINTON...WATONGA...
KINGFISHER...GUTHRIE...STILLWATER...ELK CITY...SAYRE...CORDELL
802 PM CST SAT JAN 20 2007

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

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

SNOW... OCCASIONALLY MIXED WITH SLEET... WILL CONTINUE THIS EVENING
ACROSS NORTHERN AND WESTERN OKLAHOMA. ONLY SMALL ADDITIONAL
ACCUMULATIONS BEFORE THE SNOW ENDS LATER TONIGHT. TOTAL SNOW AND
SLEET ACCUMULATIONS WILL AVERAGE 3 TO 6 INCHES WITH ISOLATED AREAS
OF WEST CENTRAL AND NORTH CENTRAL OKLAHOMA RECEIVING 8 TO 10
INCHES.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW AND
SLEET ARE EXPECTED. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR
IMPOSSIBLE. THE WEIGHT OF THE SNOW COULD ALSO LEAD TO POSSIBLE
STRUCTURAL FAILURES... ESPECIALLY ON LARGE FREE SPAN AND FLAT
ROOFS.

$$

OKZ023>030-210600-
/O.CON.KOUN.WW.Y.0003.000000T0000Z-070121T0600Z/
CADDO-CANADIAN-OKLAHOMA-LINCOLN-GRADY-MCCLAIN-CLEVELAND-
POTTAWATOMIE-
INCLUDING THE CITIES OF...ANADARKO...YUKON...EL RENO...MUSTANG...
OKLAHOMA CITY...CHANDLER...CHICKASHA...PURCELL...NORMAN...MOORE...
SHAWNEE
802 PM CST SAT JAN 20 2007

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

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

A WINTRY MIX OF PRECIPITATION WILL GRADUALLY WILL CONTINUE THIS
EVENING BEFORE GRADUALLY ENDING FROM THE SOUTHWEST. ONLY LIGHT
ACCUMULATIONS OF SNOW AND ICE ARE EXPECTED BUT THIS MAY STILL CAUSE
AREAS OF SLICK AND HAZARDOUS DRIVING CONDITIONS... ESPECIALLY ON
BRIDGES AND OVERPASSES.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW OR SLEET
WILL CAUSE AREAS OF TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY
ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING.

$$
000 
WWUS44 KOUN 210358
WSWOUN

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE NORMAN OK
958 PM CST SAT JAN 20 2007

...SNOW ADVISORY IN EFFECT FOR PARTS OF NORTHWEST AND NORTH
CENTRAL OKLAHOMA TONIGHT...

.PERIODS OF LIGHT SNOW WILL CONTINUE ACROSS PARTS OF NORTHWEST AND
NORTH CENTRAL OVERNIGHT AS AN UPPER LEVEL STORM SYSTEM MOVES FROM
THE TEXAS PANHANDLE INTO NORTHEAST KANSAS. THE SNOW SHOULD END IN
MOST AREAS BEFORE SUNRISE SUNDAY. ACCUMULATIONS WILL BE
LIGHT...BUT A FEW AREAS COULD SEE AROUND AN INCH OF NEW
SNOW...BEFORE THE PRECIPITATION ENDS. 


OKZ004>015-211000-
/O.CAN.KOUN.WS.W.0002.000000T0000Z-070121T0600Z/
/O.NEW.KOUN.SN.Y.0001.070121T0358Z-070121T1000Z/
HARPER-WOODS-ALFALFA-GRANT-KAY-ELLIS-WOODWARD-MAJOR-GARFIELD-
NOBLE-ROGER MILLS-DEWEY-
INCLUDING THE CITIES OF...BUFFALO...ALVA...CHEROKEE...MEDFORD...
PONCA CITY...ARNETT...WOODWARD...FAIRVIEW...ENID...PERRY...
CHEYENNE...TALOGA
958 PM CST SAT JAN 20 2007

...WINTER STORM WARNING IS CANCELLED...
...SNOW ADVISORY IN EFFECT UNTIL 4 AM CST SUNDAY...

THE NATIONAL WEATHER SERVICE IN NORMAN HAS REPLACED THE WINTER
STORM WARNING WITH A SNOW ADVISORY FOR THE AREA GENERALLY ALONG
AND NORTH OF A CHEYENNE TO PERRY LINE. THE ADVISORY IS IN EFFECT
UNTIL 4 AM SUNDAY.

OCCASIONAL LIGHT SNOW WILL CONTINUE OVERNIGHT ACROSS PARTS OF
NORTHWEST AND NORTH CENTRAL OKLAHOMA. ACCUMULATIONS WILL BE
LIGHT...BUT A FEW LOCATIONS COULD RECEIVE AROUND AN INCH OF NEW
SNOW BEFORE THE SNOW COMES TO AN END EARLY SUNDAY MORNING.

A SNOW ADVISORY MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY
TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND
LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING.

$$

OKZ016>022-210500-
/O.CAN.KOUN.WS.W.0002.000000T0000Z-070121T0600Z/
CUSTER-BLAINE-KINGFISHER-LOGAN-PAYNE-BECKHAM-WASHITA-
INCLUDING THE CITIES OF...WEATHERFORD...CLINTON...WATONGA...
KINGFISHER...GUTHRIE...STILLWATER...ELK CITY...SAYRE...CORDELL
958 PM CST SAT JAN 20 2007

...WINTER STORM WARNING IS CANCELLED...

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

SIGNIFICANT WINTER PRECIPITATION HAS ENDED IN THESE AREAS. SOME
LIGHT SNOW OR FLURRIES WILL BE POSSIBLE FOR THE NEXT FEW HOURS BUT
NO ADDITIONAL ACCUMULATIONS ARE EXPECTED. 

$$

OKZ023>030-210500-
/O.CAN.KOUN.WW.Y.0003.000000T0000Z-070121T0600Z/
CADDO-CANADIAN-OKLAHOMA-LINCOLN-GRADY-MCCLAIN-CLEVELAND-
POTTAWATOMIE-
INCLUDING THE CITIES OF...ANADARKO...YUKON...EL RENO...MUSTANG...
OKLAHOMA CITY...CHANDLER...CHICKASHA...PURCELL...NORMAN...MOORE...
SHAWNEE
958 PM CST SAT JAN 20 2007

...WINTER WEATHER ADVISORY IS CANCELLED...

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



$$

What forecasters said that day

The local office's own words before this winter storm warning 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 winter storm warning went out at Jan 18, 3:44 PM CST, 39 minutes earlier.

Area forecast discussion, Jan 18, 3:44 PM CST, 39 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE NORMAN OK
344 PM CST THU JAN 18 2007

.DISCUSSION...
THE MAIN ISSUES TO ADDRESS ARE THE TIME OF PRECIPITATION ONSET AND
A GROWING ISSUE OF PRECIPITATION TYPE. THE GFS SEEMS TO HAVE A
BETTER IDEA OF THE PRECIPITATION THAT IS OCCURRING IN SOUTHWEST
TEXAS NOW. AS MOISTURE CONTINUES TO INCREASE OVER THE AREA... DO
PREFER THE EARLIER ONSET PROGGED BY THE GFS IN THE SOUTHWEST
PORTION OF THE AREA. PRECIP WILL THEN SPREAD ACROSS MOST OF THE
AREA FRIDAY NIGHT AND SATURDAY IN THE BROAD ISENTROPIC LIFT
PATTERN. MODEL TRENDS ALSO SHOW A MORE WARMING IN THE WARM NOSE
ABOVE THE SURFACE WHICH WILL LEAD TO MORE POTENTIAL OF MIXED
PRECIP TYPES. ALSO GIVEN THE STRONG SOUTHERLY WINDS AT 850 MB
PROGGED FOR SATURDAY... AM A BIT CONCERNED THAT EVEN THE WARMER
GFS MAY BE UNDERESTIMATING THE TEMPERATURES IN THE WARM NOSE. IN
FORECASTING PRECIPITATION TYPE... I HAVE USED SLIGHTLY WARMER WARM
LAYER TEMPERATURES AND THUS HAVE ADDED SLEET POTENTIAL FARTHER
NORTH. THIS WOULD ALSO MEAN THAT THE SOUTHEAST AND SOUTH CENTRAL
MAY BE MORE OF A RAIN/SLEET MIX THAN SNOW.

HAVE NOT CHANGED THE FORECAST SNOW/SLEET AMOUNTS MUCH WITH THIS
PACKAGE... BUT HAVE GONE AHEAD AND UPGRADED TO A WINTER STORM
WARNING FOR THE AREA ROUGHLY ALONG/NORTH OF A BENJAMIN TO VERNON
TO DUNCAN TO SEMINOLE LINE. WE ARE FORECASTING 4 OR MORE INCHES OF
SNOW IN THE NORTHERN PORTION OF THE WARNING AREA... AND THE AREA
CLOSER TO THE SOUTHERN LIMIT OF THE WARNING WILL PROBABLY SEE
ENOUGH OF A SNOW/SLEET MIX TO CAUSE TRAVEL PROBLEMS AND JUSTIFY
THE WARNING. RIGHT NOW AM NOT TOO WORRIED ABOUT FREEZING RAIN
POTENTIAL... BUT IF THE WARM LAYER TEMPERATURES ARE MUCH HIGHER
THAN CURRENTLY FORECAST WILL HAVE TO KEEP AN EYE ON FREEZING RAIN
POTENTIAL.

ALSO WILL HAVE TO WATCH THE POTENTIAL FOR FREEZING DRIZZLE ON
SATURDAY NIGHT. DRY SLOT DRIES THE ATMOSPHERE IN THE SNOW-GROWTH
REGION ACROSS THE SOUTHERN PORTION OF THE AREA SO PRECIP TYPE MAY
CHANGE TO FREEZING DRIZZLE BEFORE ENDING. HAVE ADDED THE CHANCE OF
FREEZING DRIZZLE IN THE FORECAST FOR SATURDAY NIGHT.

ONLY MINOR CHANGES IN THE EXTENDED MAINLY TO ADD LOW PRECIP
CHANCES MONDAY AND MONDAY NIGHT WITH THE NEXT WAVE... ALTHOUGH
THERE ARE BIG DIFFERENCES IN THE LOCATION OF THIS SYSTEM AMONG THE
MEDIUM RANGE MODELS.

&&

.PRELIMINARY POINT TEMPS/POPS...
OKLAHOMA CITY OK  24  39  27  32 /   0  20  60  80
HOBART OK         25  36  26  32 /  10  40  70  80
WICHITA FALLS TX  30  36  29  33 /  20  50  80  80
GAGE OK           19  37  22  27 /   0  20  60  70
PONCA CITY OK     20  40  25  30 /   0  10  20  80
DURANT OK         31  39  31  34 /  10  20  60  80

&&

.OUN WATCHES/WARNINGS/ADVISORIES...
OK...WINTER STORM WARNING FROM 6 PM FRIDAY TO 6 AM CST SUNDAY FOR
     OKZ004>020-022>031-039-040.

     WINTER STORM WATCH FROM FRIDAY EVENING THROUGH LATE SATURDAY
     NIGHT FOR OKZ032-041>043-045>048-050>052.

     WINTER STORM WARNING FROM 12 PM FRIDAY TO 6 AM CST SUNDAY FOR
     OKZ021-033>038-044.

TX...WINTER STORM WATCH FROM FRIDAY AFTERNOON THROUGH LATE
     SATURDAY NIGHT FOR TXZ086-088>090.

     WINTER STORM WARNING FROM 12 PM FRIDAY TO 6 AM CST SUNDAY FOR
     TXZ083>085-087.

&&
Hazardous weather outlook, Jan 18, 11:53 AM CST, 4 hours 30 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE NORMAN OK
1153 AM CST THU JAN 18 2007

OKZ004>048-050>052-TXZ083>090-191300-
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-
1153 AM CST THU JAN 18 2007

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

.DAY ONE...TODAY AND TONIGHT...

THUNDERSTORM OUTLOOK...
THUNDERSTORMS ARE NOT EXPECTED.

DISCUSSION...
A COLD AND STABLE AIRMASS OVER THE REGION WILL PREVENT THE
DEVELOPMENT OF THUNDERSTORMS.

PROBABILITY TABLE...
VALID THROUGH 700 AM CST FRIDAY JAN 19.
PROBABILITY OF THUNDERSTORMS OCCURRING IN THE
              NWS NORMAN COUNTY WARNING AREA...ZERO.

OTHER HAZARDOUS WEATHER...
A FEW LIGHT SNOW SHOWERS OR SPRINKLES WILL BE POSSIBLE THIS
AFTERNOON AND TONIGHT ACROSS PORTIONS OF SOUTHERN OKLAHOMA AND
WESTERN NORTH TEXAS.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY...

THUNDERSTORM OUTLOOK...
THUNDERSTORMS ARE NOT EXPECTED.

OTHER HAZARDOUS WEATHER...
A WINTER STORM WILL AFFECT OKLAHOMA AND WESTERN NORTH TEXAS FRIDAY
THROUGH EARLY SUNDAY. REFER TO THE WINTER STORM WATCH FOR DETAILS.

THE NEXT SCHEDULED HAZARDOUS WEATHER OUTLOOK WILL BE ISSUED AT 7 AM
FRIDAY.

07

Nearby

Winter Storm Warnings in Oklahoma, 2007Winter Storm Warnings in Texas, 2007Every winter storm warning in 2007

Sources

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