Alert archive / Oklahoma / Winter Storm Warnings in 2008

Winter Storm Warning 2, NWS Norman, OK

February 15, 200831 counties in Oklahoma; Hardeman County, Wichita County, Wilbarger County, Texas

NWS Norman, OK issued this winter storm warning at Feb 15, 2008, 11:39 AM CST for 31 counties in Oklahoma; Hardeman County, Wichita County, Wilbarger County, Texas. It took effect at Feb 15, 2008, 8:11 PM CST. It was in force for 18 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Feb 15, 2008, 11:39 AM CST (17:39 UTC)
In effect from
Feb 15, 2008, 8:11 PM CST
Expired
Feb 16, 2008, 2:23 PM CST
In force
18 hr
Issued by
NWS Norman, OK
All 34 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, Kay County, OK, Kingfisher County, OK, Kiowa County, OK, Logan County, OK, Major County, OK, McClain County, OK, Noble County, OK, Oklahoma County, OK, Roger Mills County, OK, Tillman County, OK, Washita County, OK, Woods County, OK, Woodward County, OK, Hardeman County, TX, Wichita County, TX, Wilbarger County, TX

The radar

The Norman radar (KTLX), 121 km from the middle of the area, began a volume at 17:39 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, 5.7 hours before the alert went out and 113 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 2008-02-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 14 joules per kilogram.LCLEL10008507005003002001001 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 2008-02-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 449 square meters per square second.1939587897Sfc1 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
14 J/kg
Mixed-layer CIN
0 J/kg
Mixed-layer LCL
410 m above ground
0-6 km bulk shear
49 kt
0-1 km storm-relative helicity
449 m²/s²
0-3 km storm-relative helicity
470 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 151739
WSWOUN

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE NORMAN OK
1139 AM CST FRI FEB 15 2008

...FREEZING DRIZZLE TODAY FOLLOWED BY A WINTER STORM THIS WEEKEND...

.COLD AIR HAS STALLED AND WILL REMAIN IN PLACE THROUGH MUCH OF
OKLAHOMA AND NORTH TEXAS THIS WEEKEND. AS GULF MOISTURE DEEPENS
ABOVE THE SURFACE...FREEZING DRIZZLE WILL REMAIN WIDESPREAD
THROUGH THIS EVENING. THEN A STRONG LOW PRESSURE SYSTEM WILL
DEVELOP OVER THE SOUTHERN PLAINS...BRINGING MUCH GREATER INTENSITY
OF RAIN...ICE AND SNOW FROM LATE TONIGHT THROUGH SUNDAY.

OKZ017-018-023-024-160145-
/O.NEW.KOUN.WS.W.0002.080216T0600Z-080217T1800Z/
/O.EXT.KOUN.WW.Y.0006.000000T0000Z-080216T0600Z/
BLAINE-KINGFISHER-CADDO-CANADIAN-
INCLUDING THE CITIES OF...WATONGA...KINGFISHER...ANADARKO...
YUKON...EL RENO...MUSTANG
1139 AM CST FRI FEB 15 2008

...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL MIDNIGHT CST
TONIGHT...
...WINTER STORM WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 12 PM
CST SUNDAY...

THE NATIONAL WEATHER SERVICE IN NORMAN HAS ISSUED A WINTER STORM
WARNING...WHICH IS IN EFFECT FROM MIDNIGHT TONIGHT TO 12 PM CST
SUNDAY. THE WINTER WEATHER ADVISORY IS NOW IN EFFECT UNTIL
MIDNIGHT CST TONIGHT. 

LIGHT FREEZING DRIZZLE WILL PERSIST THROUGH THIS EVENING...CREATING 
SLICK AREAS ON BRIDGES AND ELEVATED ROADWAYS.. AND CAUSE SOME
ICING OF WINDSHIELDS AND EXPOSED METAL SURFACES.

HEAVIER FREEZING RAIN WILL THEN DEVELOP FOR A FEW HOURS SATURDAY
MORNING. ICE ACCUMULATION OF A TENTH TO A QUARTER OF AN INCH IS
EXPECTED ON EXPOSED SURFACES. TRAVEL MAY BE STRONGLY IMPACTED BY
THE ICE SATURDAY MORNING...BUT TEMPERATURES WILL THEN RISE JUST
ABOVE FREEZING DURING THE AFTERNOON. AFTER A PERIOD OF COLD
RAIN...A CHANGE TO SNOW IS EXPECTED SATURDAY NIGHT AND
SUNDAY...WITH 2 TO 4 INCH ACCUMULATIONS POSSIBLE.

A WINTER WEATHER ADVISORY MEANS THAT AREAS OF FREEZING DRIZZLE
MAY CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLICK SPOTS ON
BRIDGES AND ROADWAYS...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.

$$

OKZ027-037-038-044-TXZ085-086-160145-
/O.NEW.KOUN.WS.W.0002.080216T0600Z-080216T1600Z/
/O.EXT.KOUN.WW.Y.0006.000000T0000Z-080216T0600Z/
GRADY-TILLMAN-COMANCHE-COTTON-WILBARGER-WICHITA-
INCLUDING THE CITIES OF...CHICKASHA...FREDERICK...LAWTON...
WALTERS...VERNON...WICHITA FALLS
1139 AM CST FRI FEB 15 2008

...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL MIDNIGHT CST
TONIGHT...
...WINTER STORM WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 10 AM
CST SATURDAY...

THE NATIONAL WEATHER SERVICE IN NORMAN HAS ISSUED A WINTER STORM
WARNING...WHICH IS IN EFFECT FROM MIDNIGHT TONIGHT TO 10 AM CST
SATURDAY. THE WINTER WEATHER ADVISORY IS NOW IN EFFECT UNTIL
MIDNIGHT CST TONIGHT. 

LIGHT FREEZING DRIZZLE WILL PERSIST THROUGH THIS EVENING...CREATING 
SLICK AREAS ON BRIDGES AND ELEVATED ROADWAYS.. AND CAUSE SOME
ICING OF WINDSHIELDS AND EXPOSED METAL SURFACES.

HEAVIER FREEZING RAIN WILL THEN DEVELOP OVERNIGHT. ICE
ACCUMULATION OF A TENTH TO A QUARTER OF AN INCH IS EXPECTED ON
EXPOSED SURFACES. TRAVEL MAY BE STRONGLY IMPACTED BY THE ICE
TONIGHT AND SATURDAY MORNING. THEN TEMPERATURES WILL RISE JUST
ABOVE FREEZING FROM LATE MORNING THROUGH THE DAY ON SATURDAY.

A WINTER WEATHER ADVISORY MEANS THAT AREAS OF FREEZING DRIZZLE
MAY CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLICK SPOTS ON
BRIDGES AND ROADWAYS...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.

$$

OKZ004>016-021-022-160145-
/O.NEW.KOUN.WS.W.0002.080216T0600Z-080217T1800Z/
HARPER-WOODS-ALFALFA-GRANT-KAY-ELLIS-WOODWARD-MAJOR-GARFIELD-
NOBLE-ROGER MILLS-DEWEY-CUSTER-BECKHAM-WASHITA-
INCLUDING THE CITIES OF...BUFFALO...ALVA...CHEROKEE...MEDFORD...
PONCA CITY...ARNETT...WOODWARD...FAIRVIEW...ENID...PERRY...
CHEYENNE...TALOGA...WEATHERFORD...CLINTON...ELK CITY...SAYRE...
CORDELL
1139 AM CST FRI FEB 15 2008

...WINTER STORM WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 12 PM
CST SUNDAY...

THE NATIONAL WEATHER SERVICE IN NORMAN HAS ISSUED A WINTER STORM
WARNING...WHICH IS IN EFFECT FROM MIDNIGHT TONIGHT TO 12 PM CST
SUNDAY. 

LIGHT FREEZING DRIZZLE WILL SPREAD ACROSS NORTHERN AND WESTERN
OKLAHOMA BY FRIDAY EVENING. A MORE STEADY FALL OF LIGHT TO
MODERATE FREEZING RAIN WILL THEN DEVELOP AFTER MIDNIGHT. ICE
ACCUMULATIONS OF ONE TENTH TO ONE QUARTER INCH ARE LIKELY THROUGH
MID SATURDAY MORNING. TRAVEL MAY BE STRONGLY IMPACTED BY THE ICE
TONIGHT AND SATURDAY MORNING. TEMPERATURES WILL WARM DURING THE
DAY...ALLOWING FOR A CHANGE TO COLD RAIN...WITH PATCHY AREAS OF
FREEZING RAIN. THIS WILL BE FOLLOWED...HOWEVER...BY A CHANGEOVER
TO SNOW SATURDAY NIGHT AND SUNDAY MORNING. SNOW MAY BECOME HEAVY
AT TIMES...WITH ACCUMULATIONS OF 4 TO 6 INCHES BY MIDDAY SUNDAY.

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.

$$

OKZ033>036-TXZ083-160145-
/O.NEW.KOUN.WS.W.0002.080216T0600Z-080216T1600Z/
HARMON-GREER-KIOWA-JACKSON-HARDEMAN-
INCLUDING THE CITIES OF...HOLLIS...MANGUM...HOBART...ALTUS...
QUANAH...CHILLICOTHE
1139 AM CST FRI FEB 15 2008

...WINTER STORM WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 10 AM
CST SATURDAY...

THE NATIONAL WEATHER SERVICE IN NORMAN HAS ISSUED A WINTER STORM
WARNING...WHICH IS IN EFFECT FROM MIDNIGHT TONIGHT TO 10 AM CST
SATURDAY. 

LIGHT FREEZING DRIZZLE WILL DEVELOP OVER SOUTHWEST OKLAHOMA AND
FAR WESTERN NORTH TEXAS LATE TODAY. HEAVIER FREEZING RAIN WILL THEN
DEVELOP OVERNIGHT. ICE ACCUMULATION OF A TENTH TO A QUARTER OF AN
INCH IS EXPECTED ON EXPOSED SURFACES. TRAVEL MAY BE STRONGLY
IMPACTED BY THE ICE TONIGHT AND SATURDAY MORNING. THEN
TEMPERATURES WILL RISE JUST ABOVE FREEZING FROM LATE MORNING
THROUGH THE DAY ON SATURDAY.

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.

$$

OKZ045-TXZ084-087>090-160145-
/O.EXB.KOUN.WW.Y.0006.000000T0000Z-080216T1600Z/
JEFFERSON-FOARD-KNOX-BAYLOR-ARCHER-CLAY-
INCLUDING THE CITIES OF...WAURIKA...CROWELL...MUNDAY...
KNOX CITY...SEYMOUR...ARCHER CITY...HOLLIDAY...LAKESIDE CITY...
HENRIETTA
1139 AM CST FRI FEB 15 2008

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 10 AM CST SATURDAY...

THE NATIONAL WEATHER SERVICE IN NORMAN HAS ISSUED A WINTER
WEATHER ADVISORY...WHICH IS IN EFFECT UNTIL 10 AM CST SATURDAY. 

PERIODS OF LIGHT FREEZING DRIZZLE WILL AFFECT WESTERN NORTH TEXAS
THROUGH THIS EVENING. RAIN WILL INCREASE OVERNIGHT AND SATURDAY
MORNING...AT THE SAME TIME THAT TEMPERATURES WARM BY A FEW
DEGREES. THE WARMING TEMPERATURES WILL HELP MINIMIZE ICE
ACCUMULATIONS...BUT TRAVEL IS DISCOURAGED THROUGH EARLY SATURDAY
MORNING. TEMPERATURES WILL RISE BY MIDDAY SATURDAY.

A WINTER WEATHER ADVISORY MEANS THAT AREAS OF FREEZING DRIZZLE
MAY CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLICK SPOTS ON
BRIDGES AND ROADWAYS...AND USE CAUTION WHILE DRIVING.

$$

OKZ019-020-025-026-028>031-039>042-160145-
/O.EXT.KOUN.WW.Y.0006.000000T0000Z-080216T1600Z/
LOGAN-PAYNE-OKLAHOMA-LINCOLN-MCCLAIN-CLEVELAND-POTTAWATOMIE-
SEMINOLE-STEPHENS-GARVIN-MURRAY-PONTOTOC-
INCLUDING THE CITIES OF...GUTHRIE...STILLWATER...OKLAHOMA CITY...
CHANDLER...PURCELL...NORMAN...MOORE...SHAWNEE...SEMINOLE...
DUNCAN...PAULS VALLEY...SULPHUR...ADA
1139 AM CST FRI FEB 15 2008

...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 10 AM CST
SATURDAY...

THE WINTER WEATHER ADVISORY IS NOW IN EFFECT UNTIL 10 AM CST
SATURDAY. 

FREEZING DRIZZLE HAD DEVELOPED ON FRIDAY MORNING ACROSS AREAS OF
NORTH TEXAS AND OKLAHOMA FROM WICHITA FALLS NORTHEAST TO THE
OKLAHOMA CITY METRO AREA. ALTHOUGH PRECIPITATION AMOUNTS WILL BE
LIGHT...SCATTERED SLICK SPOTS ARE LIKELY ON BRIDGES AND ELEVATED
ROADWAYS. SOME ICING OF WINDSHIELDS AND EXPOSED METAL SURFACES IS
ALSO EXPECTED.

THE TEMPERATURE MAY RISE ABOVE FREEZING IN SOUTHERN PORTIONS OF
THE ADVISORY AREA IN NORTH TEXAS AND SOUTHERN OKLAHOMA THIS
AFTERNOON WHICH WILL ALLOW THE PRECIPITATION TO CHANGE TO
DRIZZLE.

A WINTER WEATHER ADVISORY MEANS THAT AREAS OF FREEZING DRIZZLE
MAY CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLICK SPOTS ON
BRIDGES AND ROADWAYS...AND USE CAUTION WHILE DRIVING.

$$

BURKE
6 follow-up statements
000 
WWUS44 KOUN 151752
WSWOUN

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE NORMAN OK
1152 AM CST FRI FEB 15 2008

...FREEZING DRIZZLE TODAY FOLLOWED BY A WINTER STORM THIS
WEEKEND...

...COLD AIR HAD STALLED...AND WILL REMAIN IN PLACE THROUGH MUCH
OF OKLAHOMA AND NORTH TEXAS THROUGH TONIGHT. THE COLD AIR WILL
REMAIN IN WESTERN AND NORTHERN OKLAHOMA THROUGH SUNDAY. AS GULF
MOISTURE DEEPENS ABOVE THE SURFACE...FREEZING DRIZZLE WILL REMAIN
WIDESPREAD THROUGH THIS EVENING. THEN A STRONG LOW PRESSURE SYSTEM
WILL DEVELOP OVER THE SOUTHERN PLAINS...BRINGING MUCH GREATER
INTENSITY OF RAIN...ICE AND SNOW FROM LATE TONIGHT THROUGH SUNDAY.

OKZ017-018-023-024-160200-
/O.CON.KOUN.WS.W.0002.080216T0600Z-080217T1800Z/
/O.CON.KOUN.WW.Y.0006.000000T0000Z-080216T0600Z/
BLAINE-KINGFISHER-CADDO-CANADIAN-
INCLUDING THE CITIES OF...WATONGA...KINGFISHER...ANADARKO...
YUKON...EL RENO...MUSTANG
1152 AM CST FRI FEB 15 2008

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT...
...WINTER STORM WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT
TO 12 PM CST SUNDAY...

A WINTER STORM WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
12 PM CST SUNDAY. A WINTER WEATHER ADVISORY REMAINS IN EFFECT
UNTIL MIDNIGHT CST TONIGHT. 

LIGHT FREEZING DRIZZLE WILL PERSIST THROUGH THIS EVENING...
CREATING SLICK AREAS ON BRIDGES AND ELEVATED ROADWAYS.. AND CAUSE
SOME ICING OF WINDSHIELDS AND EXPOSED METAL SURFACES.

HEAVIER FREEZING RAIN WILL THEN DEVELOP FOR A FEW HOURS SATURDAY
MORNING. ICE ACCUMULATION OF ONE TENTH TO ONE QUARTER OF AN INCH IS
EXPECTED ON EXPOSED SURFACES. TRAVEL MAY BE STRONGLY IMPACTED BY
THE ICE SATURDAY MORNING. TEMPERATURES WILL THEN RISE JUST ABOVE
FREEZING DURING THE AFTERNOON...WHICH MAY ALLOW SOME ICE TO MELT.
AFTER A PERIOD OF COLD RAIN...HOWEVER...A CHANGE TO SNOW IS 
EXPECTED SATURDAY NIGHT AND SUNDAY...WITH 2 TO 4 INCH
ACCUMULATIONS POSSIBLE.

A WINTER WEATHER ADVISORY MEANS THAT AREAS OF FREEZING DRIZZLE
MAY CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLICK SPOTS ON
BRIDGES AND ROADWAYS...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.

$$

OKZ027-037-038-044-TXZ085-086-160200-
/O.CON.KOUN.WS.W.0002.080216T0600Z-080216T1600Z/
/O.CON.KOUN.WW.Y.0006.000000T0000Z-080216T0600Z/
GRADY-TILLMAN-COMANCHE-COTTON-WILBARGER-WICHITA-
INCLUDING THE CITIES OF...CHICKASHA...FREDERICK...LAWTON...
WALTERS...VERNON...WICHITA FALLS
1152 AM CST FRI FEB 15 2008

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT...
...WINTER STORM WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT
TO 10 AM CST SATURDAY...

A WINTER STORM WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
10 AM CST SATURDAY. A WINTER WEATHER ADVISORY REMAINS IN EFFECT
UNTIL MIDNIGHT CST TONIGHT. 

LIGHT FREEZING DRIZZLE WILL PERSIST THROUGH THIS EVENING...
CREATING SLICK AREAS ON BRIDGES AND ELEVATED ROADWAYS.. AND CAUSE
SOME ICING OF WINDSHIELDS AND EXPOSED METAL SURFACES.

HEAVIER FREEZING RAIN WILL THEN DEVELOP OVERNIGHT. ICE
ACCUMULATION OF ONE TENTH TO ONE QUARTER OF AN INCH IS EXPECTED ON
EXPOSED SURFACES. TRAVEL MAY BE STRONGLY IMPACTED BY THE ICE
TONIGHT AND SATURDAY MORNING. THEN TEMPERATURES WILL RISE JUST
ABOVE FREEZING FROM LATE MORNING THROUGH THE DAY ON SATURDAY.

A WINTER WEATHER ADVISORY MEANS THAT AREAS OF FREEZING DRIZZLE
MAY CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLICK SPOTS ON
BRIDGES AND ROADWAYS...AND USE CAUTION WHILE DRIVING.

THIS WINTER STORM WARNING MEANS A SIGNIFICANT AMOUNT OF ICE IS 
EXPECTED. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

$$

OKZ004>016-021-022-160200-
/O.CON.KOUN.WS.W.0002.080216T0600Z-080217T1800Z/
HARPER-WOODS-ALFALFA-GRANT-KAY-ELLIS-WOODWARD-MAJOR-GARFIELD-
NOBLE-ROGER MILLS-DEWEY-CUSTER-BECKHAM-WASHITA-
INCLUDING THE CITIES OF...BUFFALO...ALVA...CHEROKEE...MEDFORD...
PONCA CITY...ARNETT...WOODWARD...FAIRVIEW...ENID...PERRY...
CHEYENNE...TALOGA...WEATHERFORD...CLINTON...ELK CITY...SAYRE...
CORDELL
1152 AM CST FRI FEB 15 2008

...WINTER STORM WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT
TO 12 PM CST SUNDAY...

A WINTER STORM WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
12 PM CST SUNDAY. 

LIGHT FREEZING DRIZZLE WILL SPREAD ACROSS NORTHERN AND WESTERN
OKLAHOMA BY FRIDAY EVENING. A MORE STEADY FALL OF LIGHT TO
MODERATE FREEZING RAIN WILL THEN DEVELOP AFTER MIDNIGHT. ICE
ACCUMULATIONS OF ONE TENTH TO ONE QUARTER INCH ARE LIKELY THROUGH
MID SATURDAY MORNING. TRAVEL MAY BE STRONGLY IMPACTED BY THE ICE
TONIGHT AND SATURDAY MORNING. TEMPERATURES WILL WARM DURING THE
DAY...ALLOWING FOR A CHANGE TO COLD RAIN...WITH PATCHY AREAS OF
FREEZING RAIN. THIS WILL BE FOLLOWED...HOWEVER...BY A CHANGEOVER
TO SNOW SATURDAY NIGHT AND SUNDAY MORNING. SNOW MAY BECOME HEAVY
AT TIMES...WITH ACCUMULATIONS OF 4 TO 6 INCHES BY MIDDAY SUNDAY.

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.

$$

OKZ033>036-TXZ083-160200-
/O.CON.KOUN.WS.W.0002.080216T0600Z-080216T1600Z/
HARMON-GREER-KIOWA-JACKSON-HARDEMAN-
INCLUDING THE CITIES OF...HOLLIS...MANGUM...HOBART...ALTUS...
QUANAH...CHILLICOTHE
1152 AM CST FRI FEB 15 2008

...WINTER STORM WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT
TO 10 AM CST SATURDAY...

A WINTER STORM WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
10 AM CST SATURDAY. 

LIGHT FREEZING DRIZZLE WILL DEVELOP OVER SOUTHWEST OKLAHOMA AND
FAR WESTERN NORTH TEXAS LATE TODAY. HEAVIER FREEZING RAIN WILL
THEN DEVELOP OVERNIGHT. ICE ACCUMULATION OF ONE TENTH TO ONE QUARTER
OF AN INCH IS EXPECTED ON EXPOSED SURFACES. TRAVEL MAY BE
STRONGLY IMPACTED BY THE ICE TONIGHT AND SATURDAY MORNING. THEN
TEMPERATURES WILL RISE JUST ABOVE FREEZING FROM LATE MORNING
THROUGH THE DAY ON SATURDAY.

THIS WINTER STORM WARNING MEAN A SIGNIFICANT AMOUNT OF ICE IS
EXPECTED. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

$$

OKZ019-020-025-026-028>031-039>042-045-TXZ084-087>090-160200-
/O.CON.KOUN.WW.Y.0006.000000T0000Z-080216T1600Z/
LOGAN-PAYNE-OKLAHOMA-LINCOLN-MCCLAIN-CLEVELAND-POTTAWATOMIE-
SEMINOLE-STEPHENS-GARVIN-MURRAY-PONTOTOC-JEFFERSON-FOARD-KNOX-
BAYLOR-ARCHER-CLAY-
INCLUDING THE CITIES OF...GUTHRIE...STILLWATER...OKLAHOMA CITY...
CHANDLER...PURCELL...NORMAN...MOORE...SHAWNEE...SEMINOLE...
DUNCAN...PAULS VALLEY...SULPHUR...ADA...WAURIKA...CROWELL...
MUNDAY...KNOX CITY...SEYMOUR...ARCHER CITY...HOLLIDAY...
LAKESIDE CITY...HENRIETTA
1152 AM CST FRI FEB 15 2008

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 AM CST
SATURDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 AM CST
SATURDAY. 

FREEZING DRIZZLE HAD DEVELOPED ON FRIDAY MORNING ACROSS AREAS OF
NORTH TEXAS AND OKLAHOMA FROM WICHITA FALLS NORTHEAST TO THE
OKLAHOMA CITY METRO AREA. ALTHOUGH PRECIPITATION AMOUNTS WILL BE
LIGHT...SCATTERED SLICK SPOTS ARE LIKELY ON BRIDGES AND ELEVATED
ROADWAYS. SOME ICING OF WINDSHIELDS AND EXPOSED METAL SURFACES IS
ALSO EXPECTED.

THE TEMPERATURE MAY RISE ABOVE FREEZING IN SOUTHERN PORTIONS OF
THE ADVISORY AREA IN NORTH TEXAS AND SOUTHERN OKLAHOMA THIS
AFTERNOON WHICH WILL ALLOW THE PRECIPITATION TO CHANGE TO
DRIZZLE.

A WINTER WEATHER ADVISORY MEANS THAT AREAS OF FREEZING DRIZZLE
MAY CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLICK SPOTS ON
BRIDGES AND ROADWAYS...AND USE CAUTION WHILE DRIVING.

$$

BURKE
000 
WWUS44 KOUN 152115
WSWOUN

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE NORMAN OK
315 PM CST FRI FEB 15 2008

...FREEZING DRIZZLE THIS EVENING FOLLOWED BY A WINTER STORM THIS
WEEKEND...

...COLD AIR HAD STALLED...AND WILL REMAIN IN PLACE OVER MUCH
OF OKLAHOMA AND NORTH TEXAS THROUGH TONIGHT. THE COLD AIR WILL
REMAIN IN WESTERN AND NORTHERN OKLAHOMA THROUGH SUNDAY. AS GULF
MOISTURE DEEPENS ABOVE THE SURFACE...FREEZING DRIZZLE WILL REMAIN
WIDESPREAD THROUGH THIS EVENING. THEN A STRONG LOW PRESSURE
SYSTEM WILL DEVELOP OVER THE SOUTHERN PLAINS...BRINGING MUCH
GREATER INTENSITY OF RAIN...ICE AND SNOW FROM LATE TONIGHT
THROUGH SUNDAY.

OKZ017-018-023-024-160600-
/O.CON.KOUN.WS.W.0002.080216T0600Z-080217T1800Z/
/O.CON.KOUN.WW.Y.0006.000000T0000Z-080216T0600Z/
BLAINE-KINGFISHER-CADDO-CANADIAN-
INCLUDING THE CITIES OF...WATONGA...KINGFISHER...ANADARKO...
YUKON...EL RENO...MUSTANG
315 PM CST FRI FEB 15 2008

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT...
...WINTER STORM WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT
TO 12 PM CST SUNDAY...

A WINTER STORM WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
12 PM CST SUNDAY. A WINTER WEATHER ADVISORY REMAINS IN EFFECT
UNTIL MIDNIGHT CST TONIGHT. 

LIGHT FREEZING DRIZZLE WILL PERSIST THROUGH THIS EVENING...
CREATING SLICK AREAS ON BRIDGES AND ELEVATED ROADWAYS.. AND CAUSE
SOME ICING OF WINDSHIELDS AND EXPOSED METAL SURFACES.

HEAVIER FREEZING RAIN WILL THEN DEVELOP FOR A FEW HOURS SATURDAY
MORNING. ICE ACCUMULATION OF ONE TENTH TO ONE QUARTER OF AN INCH
IS EXPECTED ON EXPOSED SURFACES. TRAVEL MAY BE STRONGLY IMPACTED
BY THE ICE SATURDAY MORNING. TEMPERATURES WILL THEN RISE JUST
ABOVE FREEZING DURING THE AFTERNOON...WHICH MAY ALLOW SOME ICE TO
MELT. AFTER A PERIOD OF COLD RAIN...THE PRECIPITATION WILL CHANGE
TO SNOW SATURDAY NIGHT AND SUNDAY...WITH 2 TO 4 INCH ACCUMULATIONS
POSSIBLE.

A WINTER WEATHER ADVISORY MEANS THAT AREAS OF FREEZING DRIZZLE
MAY CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLICK SPOTS ON
BRIDGES AND ROADWAYS...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.

$$

OKZ027-037-038-044-TXZ085-086-160600-
/O.CON.KOUN.WS.W.0002.080216T0600Z-080216T1600Z/
/O.CON.KOUN.WW.Y.0006.000000T0000Z-080216T0600Z/
GRADY-TILLMAN-COMANCHE-COTTON-WILBARGER-WICHITA-
INCLUDING THE CITIES OF...CHICKASHA...FREDERICK...LAWTON...
WALTERS...VERNON...WICHITA FALLS
315 PM CST FRI FEB 15 2008

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT...
...WINTER STORM WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT
TO 10 AM CST SATURDAY...

A WINTER STORM WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
10 AM CST SATURDAY. A WINTER WEATHER ADVISORY REMAINS IN EFFECT
UNTIL MIDNIGHT CST TONIGHT. 

LIGHT FREEZING DRIZZLE WILL PERSIST THROUGH THIS EVENING...
CREATING SLICK AREAS ON BRIDGES AND ELEVATED ROADWAYS.. AND CAUSE
SOME ICING OF WINDSHIELDS AND EXPOSED METAL SURFACES.

HEAVIER FREEZING RAIN WILL THEN DEVELOP OVERNIGHT. ICE
ACCUMULATION OF ONE TENTH TO ONE QUARTER OF AN INCH IS EXPECTED
ON EXPOSED SURFACES. TRAVEL MAY BE STRONGLY IMPACTED BY THE ICE
TONIGHT AND SATURDAY MORNING. THEN TEMPERATURES WILL RISE JUST
ABOVE FREEZING FROM LATE MORNING THROUGH THE DAY ON SATURDAY.

A WINTER WEATHER ADVISORY MEANS THAT AREAS OF FREEZING DRIZZLE
MAY CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLICK SPOTS ON
BRIDGES AND ROADWAYS...AND USE CAUTION WHILE DRIVING.

THIS WINTER STORM WARNING MEANS A SIGNIFICANT AMOUNT OF ICE IS
EXPECTED. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

$$

OKZ004>016-021-022-160600-
/O.CON.KOUN.WS.W.0002.080216T0600Z-080217T1800Z/
HARPER-WOODS-ALFALFA-GRANT-KAY-ELLIS-WOODWARD-MAJOR-GARFIELD-
NOBLE-ROGER MILLS-DEWEY-CUSTER-BECKHAM-WASHITA-
INCLUDING THE CITIES OF...BUFFALO...ALVA...CHEROKEE...MEDFORD...
PONCA CITY...ARNETT...WOODWARD...FAIRVIEW...ENID...PERRY...
CHEYENNE...TALOGA...WEATHERFORD...CLINTON...ELK CITY...SAYRE...
CORDELL
315 PM CST FRI FEB 15 2008

...WINTER STORM WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT
TO 12 PM CST SUNDAY...

A WINTER STORM WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
12 PM CST SUNDAY. 

LIGHT FREEZING DRIZZLE WILL SPREAD ACROSS NORTHERN AND WESTERN
OKLAHOMA BY FRIDAY EVENING. A MORE STEADY FALL OF LIGHT TO
MODERATE FREEZING RAIN WILL THEN DEVELOP AFTER MIDNIGHT. ICE
ACCUMULATION OF ONE TENTH TO ONE QUARTER INCH IS LIKELY THROUGH MID
SATURDAY MORNING. TRAVEL MAY BE STRONGLY IMPACTED BY THE ICE
TONIGHT AND SATURDAY MORNING. TEMPERATURES WILL WARM DURING THE
DAY...ALLOWING FOR A CHANGE TO COLD RAIN...WITH PATCHY AREAS OF
FREEZING RAIN. THIS WILL BE FOLLOWED...HOWEVER...BY A CHANGEOVER
TO SNOW SATURDAY NIGHT AND SUNDAY MORNING. SNOW MAY BECOME HEAVY
AT TIMES...WITH ACCUMULATIONS OF 4 TO 6 INCHES BY MIDDAY SUNDAY.

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.

$$

OKZ033>036-TXZ083-160600-
/O.CON.KOUN.WS.W.0002.080216T0600Z-080216T1600Z/
HARMON-GREER-KIOWA-JACKSON-HARDEMAN-
INCLUDING THE CITIES OF...HOLLIS...MANGUM...HOBART...ALTUS...
QUANAH...CHILLICOTHE
315 PM CST FRI FEB 15 2008

...WINTER STORM WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT
TO 10 AM CST SATURDAY...

A WINTER STORM WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
10 AM CST SATURDAY. 

LIGHT FREEZING DRIZZLE WILL DEVELOP OVER SOUTHWEST OKLAHOMA AND
FAR WESTERN NORTH TEXAS THIS EVENING. HEAVIER FREEZING RAIN AND
THUNDER WILL THEN DEVELOP OVERNIGHT. ICE ACCUMULATION OF ONE
TENTH TO ONE QUARTER OF AN INCH IS EXPECTED ON EXPOSED SURFACES.
TRAVEL MAY BE STRONGLY IMPACTED BY THE ICE TONIGHT AND SATURDAY
MORNING. THEN TEMPERATURES WILL RISE JUST ABOVE FREEZING FROM LATE
MORNING THROUGH THE DAY ON SATURDAY.

THIS WINTER STORM WARNING MEAN A SIGNIFICANT AMOUNT OF ICE IS
EXPECTED. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

$$

OKZ019-020-025-026-028>031-039>042-045-TXZ084-087>090-160600-
/O.CON.KOUN.WW.Y.0006.000000T0000Z-080216T1600Z/
LOGAN-PAYNE-OKLAHOMA-LINCOLN-MCCLAIN-CLEVELAND-POTTAWATOMIE-
SEMINOLE-STEPHENS-GARVIN-MURRAY-PONTOTOC-JEFFERSON-FOARD-KNOX-
BAYLOR-ARCHER-CLAY-
INCLUDING THE CITIES OF...GUTHRIE...STILLWATER...OKLAHOMA CITY...
CHANDLER...PURCELL...NORMAN...MOORE...SHAWNEE...SEMINOLE...
DUNCAN...PAULS VALLEY...SULPHUR...ADA...WAURIKA...CROWELL...
MUNDAY...KNOX CITY...SEYMOUR...ARCHER CITY...HOLLIDAY...
LAKESIDE CITY...HENRIETTA
315 PM CST FRI FEB 15 2008

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 AM CST
SATURDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 AM CST
SATURDAY. 

OCCASIONAL FREEZING DRIZZLE WILL AFFECT PARTS OF OKLAHOMA AND
WESTERN NORTH TEXAS THROUGH THIS EVENING. SCATTERED RAIN SHOWERS
AND THUNDERSTORMS WILL DEVELOP LATE TONIGHT AND EARLY SATURDAY
MORNING. TEMPERATURES WILL ALSO RISE A FEW DEGREES DURING THIS
TIME...WHICH WILL MINIMIZE THE AMOUNT OF WATER THAT IS ABLE TO
FREEZE ON EXPOSED SURFACES. ALTHOUGH ICE ACCUMULATION WILL BE
LIGHT...SCATTERED SLICK SPOTS WILL LIKELY CONTINUE ON SECONDARY
ROADS AND BRIDGES ON MAIN ROADS. SOME ICING OF WINDSHIELDS AND
EXPOSED METAL SURFACES IS ALSO EXPECTED.

A WINTER WEATHER ADVISORY MEANS THAT AREAS OF FREEZING DRIZZLE
MAY CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLICK SPOTS ON
BRIDGES AND ROADWAYS...AND USE CAUTION WHILE DRIVING.

$$

BURKE
000 
WWUS44 KOUN 160226
WSWOUN

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE NORMAN OK
826 PM CST FRI FEB 15 2008

...FREEZING RAIN THIS TONIGHT FOLLOWED BY A WINTER STORM THIS
WEEKEND...

...COLD AIR HAD STALLED...AND WILL REMAIN IN PLACE OVER MUCH OF
OKLAHOMA AND NORTH TEXAS THROUGH TONIGHT. THE COLD AIR WILL
REMAIN IN WESTERN AND NORTHERN OKLAHOMA THROUGH SUNDAY. AS GULF
MOISTURE DEEPENS ABOVE THE SURFACE...FREEZING DRIZZLE WILL REMAIN
WIDESPREAD THROUGH THIS EVENING. THEN A STRONG LOW PRESSURE
SYSTEM WILL DEVELOP OVER THE SOUTHERN PLAINS...BRINGING MUCH
GREATER INTENSITY OF RAIN...ICE AND SNOW FROM LATE TONIGHT
THROUGH SUNDAY.

OKZ019-025-028-029-161030-
/O.UPG.KOUN.WW.Y.0006.000000T0000Z-080216T1600Z/
/O.EXB.KOUN.WS.W.0002.080216T0226Z-080216T1600Z/
LOGAN-OKLAHOMA-MCCLAIN-CLEVELAND-
INCLUDING THE CITIES OF...GUTHRIE...OKLAHOMA CITY...PURCELL...
NORMAN...MOORE
826 PM CST FRI FEB 15 2008

...WINTER STORM WARNING IN EFFECT UNTIL 10 AM CST SATURDAY...

THE NATIONAL WEATHER SERVICE IN NORMAN HAS ISSUED A WINTER STORM
WARNING...WHICH IS IN EFFECT UNTIL 10 AM CST SATURDAY. THE WINTER
WEATHER ADVISORY IS NO LONGER IN EFFECT. 

AREAS OF FREEZING RAIN AND FREEZING RAIN SHOWERS WILL OCCUR
OVERNIGHT. ICE ACCUMULATION OF ONE TENTH TO ONE QUARTER OF AN INCH
IS EXPECTED ON EXPOSED SURFACES. TRAVEL MAY BE STRONGLY IMPACTED
BY THE ICE TONIGHT AND SATURDAY MORNING. THEN TEMPERATURES WILL
RISE JUST ABOVE FREEZING FROM LATE MORNING THROUGH THE DAY ON
SATURDAY.

THIS WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF ICE IS
EXPECTED. TRAVEL WILL BECOME DIFFICULT.

$$

OKZ017-018-023-024-161030-
/O.UPG.KOUN.WW.Y.0006.000000T0000Z-080216T0600Z/
/O.EXT.KOUN.WS.W.0002.080216T0226Z-080217T1800Z/
BLAINE-KINGFISHER-CADDO-CANADIAN-
INCLUDING THE CITIES OF...WATONGA...KINGFISHER...ANADARKO...
YUKON...EL RENO...MUSTANG
826 PM CST FRI FEB 15 2008

...WINTER STORM WARNING NOW IN EFFECT UNTIL 12 PM CST SUNDAY...

THE WINTER STORM WARNING IS NOW IN EFFECT UNTIL 12 PM CST SUNDAY.
THE WINTER WEATHER ADVISORY IS NO LONGER IN EFFECT. 

AREAS OF FREEZING RAIN AND FREEZING RAIN SHOWERS WILL OCCUR
OVERNIGHT. ICE ACCUMULATION OF ONE TENTH TO ONE QUARTER OF AN INCH
IS EXPECTED ON EXPOSED SURFACES. TRAVEL MAY BE STRONGLY IMPACTED
BY THE ICE TONIGHT AND SATURDAY MORNING. THEN TEMPERATURES WILL
RISE JUST ABOVE FREEZING FROM LATE MORNING THROUGH THE DAY ON
SATURDAY.

HEAVIER FREEZING RAIN WILL THEN DEVELOP FOR A FEW HOURS SATURDAY
MORNING. ICE ACCUMULATION OF ONE TENTH TO ONE QUARTER OF AN INCH
IS EXPECTED ON EXPOSED SURFACES. TRAVEL MAY BE STRONGLY IMPACTED
BY THE ICE SATURDAY MORNING. TEMPERATURES WILL THEN RISE JUST
ABOVE FREEZING DURING THE AFTERNOON...WHICH MAY ALLOW SOME ICE TO
MELT. AFTER A PERIOD OF COLD RAIN...THE PRECIPITATION WILL CHANGE
TO SNOW SATURDAY NIGHT AND SUNDAY...WITH 2 TO 4 INCH ACCUMULATIONS
POSSIBLE

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.

$$

OKZ027-037-038-044-TXZ085-086-161030-
/O.UPG.KOUN.WW.Y.0006.000000T0000Z-080216T0600Z/
/O.EXT.KOUN.WS.W.0002.080216T0226Z-080216T1600Z/
GRADY-TILLMAN-COMANCHE-COTTON-WILBARGER-WICHITA-
INCLUDING THE CITIES OF...CHICKASHA...FREDERICK...LAWTON...
WALTERS...VERNON...WICHITA FALLS
826 PM CST FRI FEB 15 2008

...WINTER STORM WARNING NOW IN EFFECT UNTIL 10 AM CST SATURDAY...

THE WINTER STORM WARNING IS NOW IN EFFECT UNTIL 10 AM CST
SATURDAY. THE WINTER WEATHER ADVISORY IS NO LONGER IN EFFECT. 

AREAS OF FREEZING RAIN AND FREEZING RAIN SHOWERS WILL OCCUR
OVERNIGHT. HEAVIER FREEZING RAIN WILL THEN DEVELOP OVERNIGHT.
ICE ACCUMULATION OF ONE TENTH TO ONE QUARTER OF AN INCH IS
EXPECTED ON EXPOSED SURFACES. TRAVEL MAY BE STRONGLY IMPACTED BY
THE ICE TONIGHT AND SATURDAY MORNING. THEN TEMPERATURES WILL RISE
JUST ABOVE FREEZING FROM LATE MORNING THROUGH THE DAY ON SATURDAY.

THIS WINTER STORM WARNING MEANS A SIGNIFICANT AMOUNT OF ICE IS
EXPECTED. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

$$

OKZ033>036-TXZ083-161030-
/O.EXT.KOUN.WS.W.0002.080216T0211Z-080216T1600Z/
HARMON-GREER-KIOWA-JACKSON-HARDEMAN-
INCLUDING THE CITIES OF...HOLLIS...MANGUM...HOBART...ALTUS...
QUANAH...CHILLICOTHE
826 PM CST FRI FEB 15 2008

...WINTER STORM WARNING NOW IN EFFECT UNTIL 10 AM CST SATURDAY...

THE WINTER STORM WARNING IS NOW IN EFFECT UNTIL 10 AM CST
SATURDAY. 

HEAVIER FREEZING RAIN AND THUNDER WILL DEVELOP OVERNIGHT. ICE
ACCUMULATION OF ONE TENTH TO ONE QUARTER OF AN INCH IS EXPECTED ON
EXPOSED SURFACES. TRAVEL MAY BE STRONGLY IMPACTED BY THE ICE
TONIGHT AND SATURDAY MORNING. THEN TEMPERATURES WILL RISE JUST
ABOVE FREEZING FROM LATE MORNING THROUGH THE DAY ON SATURDAY.

THIS WINTER STORM WARNING MEAN A SIGNIFICANT AMOUNT OF ICE IS
EXPECTED. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

$$

OKZ004>016-021-022-161030-
/O.EXT.KOUN.WS.W.0002.080216T0211Z-080217T1800Z/
HARPER-WOODS-ALFALFA-GRANT-KAY-ELLIS-WOODWARD-MAJOR-GARFIELD-
NOBLE-ROGER MILLS-DEWEY-CUSTER-BECKHAM-WASHITA-
INCLUDING THE CITIES OF...BUFFALO...ALVA...CHEROKEE...MEDFORD...
PONCA CITY...ARNETT...WOODWARD...FAIRVIEW...ENID...PERRY...
CHEYENNE...TALOGA...WEATHERFORD...CLINTON...ELK CITY...SAYRE...
CORDELL
826 PM CST FRI FEB 15 2008

...WINTER STORM WARNING NOW IN EFFECT UNTIL 12 PM CST SUNDAY...

THE WINTER STORM WARNING IS NOW IN EFFECT UNTIL 12 PM CST SUNDAY.

LIGHT FREEZING DRIZZLE WILL SPREAD ACROSS NORTHERN AND WESTERN
OKLAHOMA BY FRIDAY EVENING. A MORE STEADY FALL OF LIGHT TO
MODERATE FREEZING RAIN WILL THEN DEVELOP AFTER MIDNIGHT. ICE
ACCUMULATION OF ONE TENTH TO ONE QUARTER INCH IS LIKELY THROUGH
MID SATURDAY MORNING. TRAVEL MAY BE STRONGLY IMPACTED BY THE ICE
TONIGHT AND SATURDAY MORNING. TEMPERATURES WILL WARM DURING THE
DAY...ALLOWING FOR A CHANGE TO COLD RAIN...WITH PATCHY AREAS OF
FREEZING RAIN. THIS WILL BE FOLLOWED...HOWEVER...BY A CHANGEOVER
TO SNOW SATURDAY NIGHT AND SUNDAY MORNING. SNOW MAY BECOME HEAVY
AT TIMES...WITH ACCUMULATIONS OF 4 TO 6 INCHES BY MIDDAY SUNDAY.

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.

$$

OKZ020-026-030-031-039>042-045-TXZ084-087>090-161030-
/O.CON.KOUN.WW.Y.0006.000000T0000Z-080216T1600Z/
PAYNE-LINCOLN-POTTAWATOMIE-SEMINOLE-STEPHENS-GARVIN-MURRAY-
PONTOTOC-JEFFERSON-FOARD-KNOX-BAYLOR-ARCHER-CLAY-
INCLUDING THE CITIES OF...STILLWATER...CHANDLER...SHAWNEE...
SEMINOLE...DUNCAN...PAULS VALLEY...SULPHUR...ADA...WAURIKA...
CROWELL...MUNDAY...KNOX CITY...SEYMOUR...ARCHER CITY...HOLLIDAY...
LAKESIDE CITY...HENRIETTA
826 PM CST FRI FEB 15 2008

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 AM CST
SATURDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 AM CST
SATURDAY. 

SCATTERED RAIN SHOWERS AND THUNDERSTORMS WILL DEVELOP LATE
TONIGHT AND EARLY SATURDAY MORNING. TEMPERATURES WILL ALSO RISE A
FEW DEGREES DURING THIS TIME...WHICH WILL MINIMIZE THE AMOUNT OF
WATER THAT IS ABLE TO FREEZE ON EXPOSED SURFACES. ALTHOUGH ICE
ACCUMULATION WILL BE LIGHT...SCATTERED SLICK SPOTS WILL LIKELY
CONTINUE ON SECONDARY ROADS AND BRIDGES ON MAIN ROADS. SOME ICING
OF WINDSHIELDS AND EXPOSED METAL SURFACES IS ALSO EXPECTED.

A WINTER WEATHER ADVISORY MEANS THAT AREAS OF FREEZING DRIZZLE
MAY CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLICK SPOTS ON
BRIDGES AND ROADWAYS...AND USE CAUTION WHILE DRIVING.

$$
000 
WWUS44 KOUN 160951
WSWOUN

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE NORMAN OK
351 AM CST SAT FEB 16 2008

...FREEZING RAIN TODAY MAY CHANGE TO SNOW TONIGHT...

...COLD AIR WILL REMAIN IN PLACE OVER MUCH OF OKLAHOMA AND NORTH
TEXAS THROUGH TONIGHT. THE COLD AIR WILL REMAIN IN WESTERN AND
NORTHERN OKLAHOMA THROUGH SUNDAY. FREEZING RAIN... HEAVY AT TIMES
ALONG WITH OCCASIONAL THUNDERSTORMS... WILL BE WIDESPREAD TODAY AS
GULF MOISTURE DEEPENS ABOVE THE SURFACE. THE CENTER OF THE
POWERFUL STORM SYSTEM WILL MOVE NORTHEAST ACROSS TEXAS AND
OKLAHOMA TONIGHT AND EARLY SUNDAY... CHANGING RAIN AND ICE OVER TO
SNOW TONIGHT IN SOME AREAS BEFORE ENDING SUNDAY MORNING.

OKZ019-025-027>029-033>038-044-TXZ083-085-086-161800-
/O.CAN.KOUN.WS.W.0002.000000T0000Z-080216T1600Z/
/O.NEW.KOUN.ZR.Y.0001.080216T0951Z-080216T1800Z/
LOGAN-OKLAHOMA-GRADY-MCCLAIN-CLEVELAND-HARMON-GREER-KIOWA-JACKSON-
TILLMAN-COMANCHE-COTTON-HARDEMAN-WILBARGER-WICHITA-
INCLUDING THE CITIES OF...GUTHRIE...OKLAHOMA CITY...CHICKASHA...
PURCELL...NORMAN...MOORE...HOLLIS...MANGUM...HOBART...ALTUS...
FREDERICK...LAWTON...WALTERS...QUANAH...CHILLICOTHE...VERNON...
WICHITA FALLS
351 AM CST SAT FEB 16 2008

...FREEZING RAIN ADVISORY IN EFFECT UNTIL NOON CST TODAY...
...WINTER STORM WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN NORMAN HAS ISSUED A FREEZING RAIN
ADVISORY...WHICH IS IN EFFECT UNTIL NOON CST TODAY FOR MUCH OF
CENTRAL AND SOUTHWESTERN OKLAHOMA... AND ADJACENT PARTS OF WESTERN
NORTH TEXAS.

OCCASIONAL FREEZING RAIN AND FREEZING DRIZZLE WILL CONTINUE IN
THESE AREAS THROUGH MOST OF THIS MORNING. ICE ACCUMULATION OF ONE
TENTH TO ONE QUARTER INCH ARE EXPECTED ON EXPOSED SURFACES.
TRAVEL MAY BE STRONGLY IMPACTED BY THE ICE THROUGH MIDDAY.
TEMPERATURES WILL REMAIN VERY CLOSE TO FREEZING... OR JUST BELOW
FREEZING... THROUGH THIS MORNING BUT ARE EXPECTED TO RISE TO JUST
ABOVE FREEZING DURING THE AFTERNOON.

A FREEZING RAIN ADVISORY MEANS THAT FREEZING RAIN WILL CAUSE
TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS. SLOW DOWN AND
USE CAUTION WHILE DRIVING.

$$

OKZ004>018-021>024-161800-
/O.CON.KOUN.WS.W.0002.000000T0000Z-080217T1800Z/
HARPER-WOODS-ALFALFA-GRANT-KAY-ELLIS-WOODWARD-MAJOR-GARFIELD-
NOBLE-ROGER MILLS-DEWEY-CUSTER-BLAINE-KINGFISHER-BECKHAM-WASHITA-
CADDO-CANADIAN-
INCLUDING THE CITIES OF...BUFFALO...ALVA...CHEROKEE...MEDFORD...
PONCA CITY...ARNETT...WOODWARD...FAIRVIEW...ENID...PERRY...
CHEYENNE...TALOGA...WEATHERFORD...CLINTON...WATONGA...
KINGFISHER...ELK CITY...SAYRE...CORDELL...ANADARKO...YUKON...
EL RENO...MUSTANG
351 AM CST SAT FEB 16 2008

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 12 PM CST
SUNDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 12 PM CST SUNDAY
FOR MUCH OF WEST CENTRAL... NORTHWESTERN... AND NORTH CENTRAL
OKLAHOMA.

FREEZING RAIN WILL BECOME HEAVIER AND MORE WIDESPREAD THIS
MORNING ACROSS THESE AREAS... AND WILL LIKELY PERSIST IN MANY
AREAS INTO THIS AFTERNOON AS TEMPERATURES HOVER NEAR OR JUST BELOW
FREEZING. LOCALLY HEAVIER FREEZING RAIN SHOWERS WILL BE LIKELY...
ALONG WITH A FEW THUNDERSTORMS. ICE ACCUMULATIONS OF ONE QUARTER TO
ONE HALF INCH WILL LIKELY BE COMMON... AND SOME LOCALES MAY
RECEIVE HEAVIER AND MORE DAMAGING ACCUMULATIONS OF UP TO AN INCH
OR SO ON EXPOSED SURFACES. TRAVEL WILL LIKELY BE STRONGLY IMPACTED
BY THE ICE. THE WEIGHT OF ACCUMULATING ICE MAY BRING DOWN TREES
AND POWER LINES... AND COULD CAUSE DAMAGE TO OTHER EXPOSED
STRUCTURES AS WELL. POWER OUTAGES WILL BE LIKELY IN SOME AREAS.

FREEZING RAIN MAY CHANGE TO COLD RAIN FOR A WHILE LATER TODAY AS
TEMPERATURES CLIMB SLIGHTLY ABOVE FREEZING. BUT THE RAIN OR
FREEZING RAIN IS LIKELY TO CHANGE OVER TO SNOW TONIGHT AS THE
CENTER OF THE STORM SYSTEM APPROACHES OKLAHOMA. AT THIS TIME...
ACCUMULATIONS OF 3 TO 5 INCHES OF WET SNOW APPEAR LIKELY OVER
PARTS OF THE WARNING AREA BEFORE THE SNOW ENDS LATE TONIGHT OR
SUNDAY MORNING. WET SNOW ACCUMULATIONS... ALONG WITH AN EXPECTED
INCREASE IN NORTH TO NORTHWEST WINDS ON SUNDAY... WILL CREATE
ADDITIONAL HARDSHIPS TONIGHT INTO SUNDAY AND MAY WORSEN ANY
PROBLEMS THAT MAY BE CREATED BY FREEZING RAIN TODAY.

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.

$$

OKZ020-026-030-031-039>042-045-TXZ084-087>090-161600-
/O.CON.KOUN.WW.Y.0006.000000T0000Z-080216T1600Z/
PAYNE-LINCOLN-POTTAWATOMIE-SEMINOLE-STEPHENS-GARVIN-MURRAY-
PONTOTOC-JEFFERSON-FOARD-KNOX-BAYLOR-ARCHER-CLAY-
INCLUDING THE CITIES OF...STILLWATER...CHANDLER...SHAWNEE...
SEMINOLE...DUNCAN...PAULS VALLEY...SULPHUR...ADA...WAURIKA...
CROWELL...MUNDAY...KNOX CITY...SEYMOUR...ARCHER CITY...HOLLIDAY...
LAKESIDE CITY...HENRIETTA
351 AM CST SAT FEB 16 2008

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 AM CST THIS
MORNING...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 AM CST THIS
MORNING FOR MOST OF WESTERN NORTH TEXAS AND PARTS OF SOUTH CENTRAL
AND EASTERN OKLAHOMA.

PERIODS OF RAIN... AND OCCASIONAL THUNDERSTORMS... WILL CONTINUE
IN THESE AREAS MUCH OF THE DAY. SURFACE TEMPERATURES WILL HOVER
VERY CLOSE TO OR JUST BELOW FREEZING THIS MORNING... RESULTING IN
FREEZING RAIN IN SOME AREAS. ALTHOUGH ICE ACCUMULATION WILL BE
LIGHT...SCATTERED SLICK SPOTS WILL LIKELY CONTINUE ON SECONDARY
ROADS AND BRIDGES ON MAIN ROADS. SOME ICING OF WINDSHIELDS AND
EXPOSED METAL SURFACES IS ALSO EXPECTED. TEMPERATURES ARE EXPECTED
TO RISE ABOVE FREEZING IN THESE AREAS BY AROUND MIDDAY.

A WINTER WEATHER ADVISORY MEANS THAT AREAS OF FREEZING RAIN AND 
FREEZING DRIZZLE MAY CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLICK SPOTS ON BRIDGES AND ROADWAYS...AND USE CAUTION WHILE
DRIVING.

$$

24
000 
WWUS44 KOUN 161644
WSWOUN

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE NORMAN OK
1044 AM CST SAT FEB 16 2008

...FREEZING RAIN TODAY MAY CHANGE TO SNOW TONIGHT...

...A STRONG STORM SYSTEM NEAR EL PASO LATE SATURDAY MORNING WILL
MOVE INTO THE SOUTHERN PLAINS TODAY AND TONIGHT. TEMPERATURES WILL
SLOWLY WARM TODAY ALLOWING MOST WINTER PRECIPITATION TO CHANGE TO
RAIN. BUT AS THE STORM SYSTEM MOVES EAST AWAY FROM THE AREA...
MORE COLD AIR WILL FILTER INTO THE AREA AND THE PRECIPITATION WILL
CHANCE BACK TO SNOW IN WESTERN AND NORTHERN OKLAHOMA OVERNIGHT
BEFORE PRECIPITATION ENDS SUNDAY MORNING.

OKZ023-024-161745-
/O.CAN.KOUN.WS.W.0002.000000T0000Z-080217T1800Z/
CADDO-CANADIAN-
INCLUDING THE CITIES OF...ANADARKO...YUKON...EL RENO...MUSTANG
1044 AM CST SAT FEB 16 2008

...WINTER STORM WARNING IS CANCELLED...

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

TEMPERATURES HAVE WARMED ABOVE FREEZING ENDING THE POTENTIAL OF
FREEZING RAIN TODAY. AREAS OF SNOW WILL BE POSSIBLE OVERNIGHT WITH
ACCUMULATIONS OF AN INCH OR TWO POSSIBLE... BUT THE HEAVIEST SNOW
IS EXPECTED TO REMAIN NORTH OF CANADIAN AND CADDO COUNTIES.

$$

OKZ019-025-027>029-033>038-044-TXZ083-085-086-161745-
/O.CAN.KOUN.ZR.Y.0001.000000T0000Z-080216T1800Z/
LOGAN-OKLAHOMA-GRADY-MCCLAIN-CLEVELAND-HARMON-GREER-KIOWA-JACKSON-
TILLMAN-COMANCHE-COTTON-HARDEMAN-WILBARGER-WICHITA-
INCLUDING THE CITIES OF...GUTHRIE...OKLAHOMA CITY...CHICKASHA...
PURCELL...NORMAN...MOORE...HOLLIS...MANGUM...HOBART...ALTUS...
FREDERICK...LAWTON...WALTERS...QUANAH...CHILLICOTHE...VERNON...
WICHITA FALLS
1044 AM CST SAT FEB 16 2008

...FREEZING RAIN ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN NORMAN HAS CANCELLED THE FREEZING
RAIN ADVISORY. 

TEMPERATURES HAVE WARMED ABOVE FREEZING ENDING THE POTENTIAL OF
FREEZING RAIN TODAY.

$$

OKZ004>018-021-022-170045-
/O.CON.KOUN.WS.W.0002.000000T0000Z-080217T1800Z/
HARPER-WOODS-ALFALFA-GRANT-KAY-ELLIS-WOODWARD-MAJOR-GARFIELD-
NOBLE-ROGER MILLS-DEWEY-CUSTER-BLAINE-KINGFISHER-BECKHAM-WASHITA-
INCLUDING THE CITIES OF...BUFFALO...ALVA...CHEROKEE...MEDFORD...
PONCA CITY...ARNETT...WOODWARD...FAIRVIEW...ENID...PERRY...
CHEYENNE...TALOGA...WEATHERFORD...CLINTON...WATONGA...
KINGFISHER...ELK CITY...SAYRE...CORDELL
1044 AM CST SAT FEB 16 2008

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 12 PM CST
SUNDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 12 PM CST SUNDAY. 

THE POTENTIAL OF FREEZING RAIN SATURDAY HAS ENDED OVER ALL BUT FAR
NORTHERN OKLAHOMA AS TEMPERATURES HAVE WARMED SATURDAY MORNING.
EVEN IN NORTHERN OKLAHOMA... THE POTENTIAL FOR FREEZING RAIN WILL
DECREASE THROUGH THE DAY SATURDAY AS TEMPERATURES CONTINUE TO WARM
TO ABOVE FREEZING.

HOWEVER RAIN IS EXPECTED TO CHANGE OVER TO SNOW TONIGHT AS THE
CENTER OF THE STORM SYSTEM APPROACHES OKLAHOMA. AT THIS TIME...
ACCUMULATIONS OF 3 TO 5 INCHES OF WET SNOW APPEAR LIKELY OVER
PARTS OF THE WARNING AREA BEFORE THE SNOW ENDS LATE TONIGHT OR
SUNDAY MORNING. WET SNOW ACCUMULATIONS... ALONG WITH AN EXPECTED
INCREASE IN NORTH TO NORTHWEST WINDS ON SUNDAY... WILL CREATE
ADDITIONAL IMPACTS FOR TRAVEL.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
ARE EXPECTED. THIS WILL MAKE TRAVEL HAZARDOUS IN SOME AREAS.

$$
000 
WWUS44 KOUN 162023
WSWOUN

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE NORMAN OK
223 PM CST SAT FEB 16 2008

...RAIN AND FREEZING RAIN MAY CHANGE TO SNOW TONIGHT...

.A STRONG STORM SYSTEM CENTERED OVER SOUTHWEST TEXAS AT MIDAFTERNOON
WILL MOVE NORTHEASTWARD THROUGH THE SOUTHERN PLAINS TONIGHT AND
SUNDAY MORNING. RAIN AND SOME PATCHY FREEZING RAIN WILL CONTINUE
THIS EVENING BUT AS THE STORM SYSTEM MOVES OVER THE AREA THE
PRECIPITATION WILL CHANCE TO SNOW IN WESTERN AND NORTHERN OKLAHOMA
OVERNIGHT BEFORE ENDING SUNDAY MORNING.

OKZ004>018-170430-
/O.CAN.KOUN.WS.W.0002.000000T0000Z-080217T1800Z/
/O.NEW.KOUN.WW.Y.0007.080216T2023Z-080217T1800Z/
HARPER-WOODS-ALFALFA-GRANT-KAY-ELLIS-WOODWARD-MAJOR-GARFIELD-
NOBLE-ROGER MILLS-DEWEY-CUSTER-BLAINE-KINGFISHER-
INCLUDING THE CITIES OF...BUFFALO...ALVA...CHEROKEE...MEDFORD...
PONCA CITY...ARNETT...WOODWARD...FAIRVIEW...ENID...PERRY...
CHEYENNE...TALOGA...WEATHERFORD...CLINTON...WATONGA...KINGFISHER
223 PM CST SAT FEB 16 2008

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 12 PM CST SUNDAY...
...WINTER STORM WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN NORMAN HAS ISSUED A WINTER
WEATHER ADVISORY...WHICH IS IN EFFECT UNTIL 12 PM CST SUNDAY. THE
WINTER STORM WARNING HAS BEEN CANCELLED. 

TEMPERATURES ACROSS MOST OF WESTERN AND NORTHERN OKLAHOMA HAVE
RISEN ABOVE FREEZING AS OF MID AFTERNOON SATURDAY. RAIN AND PATCHY
FREEZING RAIN WILL CONTINUE THROUGH THE EVENING AS TEMPERATURES
HOVER NEAR OR SLIGHTLY ABOVE FREEZING. 

HOWEVER...RAIN IS EXPECTED TO CHANGE OVER TO SNOW TONIGHT AS THE
CENTER OF THE STORM SYSTEM APPROACHES OKLAHOMA. AT THIS TIME...
ACCUMULATIONS OF 1 TO 3 INCHES OF WET SNOW APPEAR LIKELY OVER
PARTS OF THE WARNING AREA BEFORE THE SNOW ENDS LATE TONIGHT OR
SUNDAY MORNING. WET SNOW ACCUMULATIONS... ALONG WITH AN EXPECTED
INCREASE IN NORTH TO NORTHWEST WINDS ON SUNDAY... WILL CREATE
ADDITIONAL IMPACTS FOR TRAVEL.

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.

$$

OKZ021-022-162130-
/O.CAN.KOUN.WS.W.0002.000000T0000Z-080217T1800Z/
BECKHAM-WASHITA-
INCLUDING THE CITIES OF...ELK CITY...SAYRE...CORDELL
223 PM CST SAT FEB 16 2008

...WINTER STORM WARNING IS CANCELLED...

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

TEMPERATURES HAVE WARMED ABOVE FREEZING ENDING THE POTENTIAL FOR
ADDITIONAL FREEZING RAIN. RAIN THIS EVENING MAY CHANGE TO SNOW
LATE TONIGHT BUT NO SIGNIFICANT ACCUMULATION IS EXPECTED. 

$$

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 Feb 15, 10:22 AM CST, 1 hour 17 minutes earlier.

Area forecast discussion, Feb 15, 10:22 AM CST, 1 hour 17 minutes before
AREA FORECAST DISCUSSION...UPDATED
NATIONAL WEATHER SERVICE NORMAN OK
1022 AM CST FRI FEB 15 2008

.UPDATE...
FREEZING DRIZZLE HAS BEEN REPORTED THIS MORNING IN THE OKC METRO
AREA AND OCCASIONALLY SOUTHWEST IN LAWTON AND WICHITA FALLS.
ALTHOUGH THE GROUND IS STILL RATHER WARM /MESONET SOIL
TEMPERATURES ARE GENERALLY UPPER 30S AND 40S AT 10 CM BELOW
SURFACE/ SO DO NOT EXPECT WIDESPREAD TRAVEL PROBLEMS... BUT MAY
START TO SEE PROBLEMS ON BRIDGES AND ELEVATED ROADWAYS SO HAVE
ISSUED A WINTER WEATHER ADVISORY FOR THE FREEZING DRIZZLE. DO NOT
THINK WE WILL SEE A SIGNIFICANT RECOVERY ON THE TEMPERATURES WITH
THE WIDESPREAD LOW OVERCAST AND PERSISTENT NORTHEAST SURFACE
WINDS... SO HAVE REDUCED FORECAST MAX TEMPERATURES. RUC IS THE
ONLY MODEL THAT HAS A DECENT HANDLE ON THE LOW LEVEL TEMPERATURES
THIS MORNING AND IT KEEPS TEMPERATURES NEAR OR BELOW FREEZING
THROUGH THE AFTERNOON ACROSS SOUTHWEST AND CENTRAL SECTIONS.

MAIN QUESTION FOR THE ADVISORY WILL BE THE PERSISTENCE OF THE
DRIZZLE. BUT THE SHORT RANGE MODELS DO PERSIST WITH WEAK ISENTROPIC
LIFT ABOVE THE VERY SHALLOW COLD AIR MASS WHICH SHOULD BE
SUFFICIENT TO REINFORCE LOW OVERCAST AND HELP DEVELOP SOME AREAS
OF DRIZZLE. THE DRIZZLE WILL NOT NECESSARILY BE WIDESPREAD AT ANY
GIVEN TIME... BUT STILL ENOUGH TO BE AN ISSUE.

UPDATED ZONES ARE ALREADY OUT.

&&

.PREV DISCUSSION... /ISSUED 412 AM CST FRI FEB 15 2008/

DISCUSSION...
DEVELOPING UPPER LOW OVER EXTREME SW CONUS IS PROGGED CONSISTENTLY
BY CURRENT MODELS TO MOVE TO NEAR EL PASO 12Z SAT...INTO WCENTRAL OR
NW TX 00Z SUN... AND TO VICINITY NE OK OR S MO BY 12Z SUN. THIS
LIKELY TO BE A RELATIVELY WET SYSTEM FOR FEB IN OK/NTX AS DEEP
MOISTURE /PW 1-1.5 INCHES PER BOTH NAM AND GFS/ IS DRAWN NORTHWARD
AHEAD OF IT. AS SUCH WE HAVE RAISED POPS TO CATEGORICAL MOST
AREAS SAT AND SAT NIGHT BEFORE PRECIP EXITS THE AREA EARLY SUNDAY.

SHALLOW COLD AIR NOW OVERSPREADING THE AREA... MAKING FOR A DICEY
FORECAST OF PRECIP TYPE ONCE IT BEGINS TO INCREASE TONIGHT INTO
SATURDAY. THERE IS ALWAYS A CONCERN THAT THE MODELS ARE NOT GIVING
ENOUGH CREDIT TO THE RESILIENCY OF THE COLD SFC AIR... AND AS SUCH
THE SFC TEMPS MAY WELL END UP LOWER THAN PROGGED. WITH CURRENT
PROGGED TEMPS VERY CLOSE TO FREEZING THERE IS DEFINITE POTENTIAL
FOR ICE... BUT THERE ALSO ARE STRONG INDICATIONS OF A DEEP AND
QUITE-WARM LAYER DEVELOPING ABOVE THE SHALLOW COLD AIR IN THE
BOUNDARY LAYER. PROGGED SOUNDINGS INDICATE ABOVE-FREEZING LAYER
EXTENDING UP TO NEAR OR ABOVE 700MB IN SW OK SAT MORNING... AND
WARM NOSE UP TO 10C AROUND 800-850MB. GIVEN THIS AMOUNT OF
WARMING ALOFT... THINK THAT EVEN IF SFC TEMPS REMAIN NEAR OR JUST
BELOW FREEZING... RAIN WILL BE FALLING THROUGH ENOUGH WARM AIR TO
PREVENT MUCH OF IT FROM GLAZING UPON IMPACT WHERE THE HEAVIER
AMOUNTS ARE MORE LIKELY IN OUR SW LATE TONIGHT/SATURDAY. FARTHER N
OVER NW OK... WARM LAYER MAY NOT BE QUITE AS WARM BUT AMOUNTS ARE
EXPECTED TO BE LESS. AND FARTHER E... EXPECT SUFFICIENT EROSION
AND/OR MODIFICATION OF THE BOUNDARY LAYER TO LEAD MAINLY TO COLD
RAIN. WE WILL CONTINUE TO ADDRESS THE POSSIBILITY OF FZRA IN THE
HWO AND A SUPPLEMENTAL SPECIAL WX STATEMENT. ADVISORIES MAY BE
NEEDED LATER... BUT CHANCES OF WIDESPREAD SIGNIFICANT ICE
CURRENTLY ARE NOT CONSIDERED HIGH ENOUGH TO JUSTIFY A WATCH.

WARM AIR ALOFT PRETTY MUCH ENSURES THAT ANYTHING OTHER THAN RAIN
WILL BE IN FORM OF FREEZING RAIN... I.E. NOT SNOW/SLEET... AT LEAST
UNTIL THE UPPER SYSTEM PROVIDES ENOUGH DEEP-LAYER COOLING FOR A MIX
OR CHANGEOVER TO SNOW ON THE BACK SIDE BEFORE PRECIP MOVES OUT SAT
NIGHT INTO EARLY SUNDAY. IF LOW-LEVEL COLD AIR HANGS TOUGHER AND NAM
QPF IS CLOSE WITH CURRENT 0.5-1 INCH AMOUNTS LATE SAT NIGHT INTO SUN
MORNING... WE COULD BE LOOKING AT DECENT ACCUMULATIONS AND POSSIBLY
HEAVY SNOW ACROSS W/N OK NW OF THE LOW AS IT MOVES THROUGH. TRACK/
INTENSITY OF BOTH THE UPPER LOW AND THE SFC LOW CERTAINLY FIT THE
PROFILE FOR SUCH AN EVENT. IF WE END UP NEEDING WINTER STORM
HEADLINES FOR THIS SYSTEM... THEY ARE MORE APT TO ADDRESS HEAVY WET
SNOW AND PERHAPS SOME BLOWING SNOW SATURDAY NIGHT.

FINALLY... WARM AIR ALOFT BRINGS POSSIBILITY OF EMBEDDED ELEVATED
T-STORMS WITH AN ATTENDENT POTENTIAL FOR HAIL ACROSS OUR S LATE
TONIGHT INTO SATURDAY PER SWODY1/2.

FOCUS ON THE WEEKEND SYSTEM LEADS TO LIMITED CHANGES TO THE FORECAST
BEYOND SUNDAY. MAY NEED TO COOL DOWN LATTER HALF OF THE WEEK AT SOME
POINT AS 00Z ECMWF PUSHES MORE COLD AIR S INTO THE AREA. 24

&&

.PRELIMINARY POINT TEMPS/POPS...
OKLAHOMA CITY OK  31  30  44  34 /  10  50 100  90
HOBART OK         32  29  35  32 /  10  60  90  80
WICHITA FALLS TX  34  32  41  37 /  20  80 100  70
GAGE OK           35  24  36  32 /  10  30  70  60
PONCA CITY OK     34  24  39  31 /  10  20  80  90
DURANT OK         41  36  46  41 /  30  70 100  90

&&

.OUN WATCHES/WARNINGS/ADVISORIES...
OK...WINTER WEATHER ADVISORY UNTIL 6 PM CST THIS AFTERNOON FOR
     OKZ017>020-023>031-037>042-044.

TX...WINTER WEATHER ADVISORY UNTIL 6 PM CST THIS AFTERNOON FOR TXZ085-
     086.

&&
Hazardous weather outlook, Feb 15, 6:30 AM CST, 5 hours 9 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE NORMAN OK
630 AM CST FRI FEB 15 2008

OKZ004>048-050>052-TXZ083>090-151800-
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-
630 AM CST FRI FEB 15 2008

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

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

THUNDERSTORM OUTLOOK...
THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS THROUGH TONIGHT
ACROSS PORTIONS OF WESTERN NORTH TEXAS.

LOCATION...
THE SLIGHT RISK AREA IS SOUTH OF A CROWELL TO ARCHER CITY LINE.

TIMING...
THE MOST LIKELY TIME FOR SEVERE THUNDERSTORMS WILL BE AFTER
MIDNIGHT THROUGH EARLY SATURDAY MORNING.

RECOMMENDED ACTIONS...
STORM SPOTTER GROUPS AND EMERGENCY MANAGEMENT PERSONNEL ACROSS THE
RISK AREA SHOULD BE READY FOR SEVERE WEATHER OPERATIONS.

DISCUSSION...
SHALLOW COLD AIR HAS PUSHED ACROSS MUCH OF OKLAHOMA AND WESTERN
NORTH TEXAS BEHIND A STRONG COLD FRONT.  LOW LEVEL MOISTURE ABOVE
THE COLD AIR WILL GRADUALLY INCREASE TODAY AND TONIGHT AHEAD OF
A STRONG STORM SYSTEM.  AS THIS OCCURS...ELEVATED INSTABILITY
WILL INCREASE AS WELL AS THUNDERSTORM CHANCES.  IF THUNDERSTORMS
DO DEVELOP...A FEW MAY PRODUCE HAIL NEAR THE SIZE OF QUARTERS.

PROBABILITY TABLE...
VALID THROUGH 700 AM CST SATURDAY FEB 16.
PROBABILITY OF THUNDERSTORMS OCCURRING IN THE
              NWS NORMAN COUNTY WARNING AREA...60 PERCENT.
PROBABILITY OF SEVERE STORMS IF STORMS OCCUR...40 PERCENT.

OTHER HAZARDOUS WEATHER...
AREAS OF LIGHT FREEZING DRIZZLE WILL BE POSSIBLE THIS
MORNING AS SHALLOW MOIST AIR IS LIFTED NORTHWARD OVER THE
COLD AIR.  AREAS FROM SOUTHWEST TO WEST CENTRAL AND CENTRAL
OKLAHOMA WILL HAVE THE BEST CHANCE OF FREEZING DRIZZLE.  LATER
TONIGHT AREAS AND RAIN AND FREEZING RAIN WILL LIKELY DEVELOP
ACROSS PARTS OF WESTERN NORTH TEXAS AND WESTERN OKLAHOMA.  SOME
ACCUMULATION OF ICE IS POSSIBLE BY EARLY SATURDAY MORNING...
ESPECIALLY ACROSS SOUTHWEST AND WEST CENTRAL OKLAHOMA.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY...

THUNDERSTORM OUTLOOK...
MOIST...UNSTABLE...GULF AIR WILL OVERSPREAD NORTH AND EAST TEXAS AND
FAR SOUTHERN OKLAHOMA SATURDAY.  ENOUGH INSTABILITY MAY DEVELOP
FOR A FEW STRONG TO SEVERE THUNDERSTORMS...ESPECIALLY SOUTH OF AN
ATOKA TO ARDMORE AND ARCHER CITY...TEXAS LINE.  LARGE HAIL WILL BE
THE MAIN SEVERE RISK.

OTHER HAZARDOUS WEATHER...
PLEASE REFER TO THE SPECIAL WEATHER STATEMENT FOR DETAILS ON THE
POTENTIAL FOR WINTER PRECIPITATION THIS WEEKEND.

THE NEXT SCHEDULED HAZARDOUS WEATHER OUTLOOK WILL BE ISSUED AT NOON
TODAY.

In the hours before

Special weather statement, Feb 15, 7:50 AM CST, 3 hours 49 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORMAN OK
750 AM CST FRI FEB 15 2008

OKZ019-024>030-151500-
LINCOLN OK-LOGAN OK-CANADIAN OK-OKLAHOMA OK-POTTAWATOMIE OK-
CLEVELAND OK-GRADY OK-MCCLAIN OK-
750 AM CST FRI FEB 15 2008

...SIGNIFICANT WEATHER ADVISORY...

THIS SIGNIFICANT WEATHER ADVISORY IS FOR CANADIAN...CLEVELAND...
GRADY...LINCOLN...LOGAN...MCCLAIN...OKLAHOMA AND POTTAWATOMIE
COUNTIES.

VERY LIGHT FREEZING DRIZZLE WILL AFFECT CENTRAL OKLAHOMA EARLY THIS
MORNING. THERE WILL BE JUST ENOUGH PRECIPITATION TO CREATE SLICK
SPOTS...MAINLY ON SECONDARY ROADS...AND BRIDGES...INCLUDING THOSE ON
INTERSTATES IN OKLAHOMA CITY. DRIVERS SHOULD USE EXTRA CAUTION. THE
DRIZZLE WILL DIMINISH BETWEEN 9 AND 10 AM.

BURKE

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 15, 9:27 AM CSTWinter Weather AdvisoryOUNBlaine, Caddo, Canadian, Cleveland, Comanche, Cotton and 15 more25 hr

Nearby

Winter Storm Warnings in Oklahoma, 2008Winter Storm Warnings in Texas, 2008Every winter storm warning in 2008

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.