Alert archive / Oklahoma / Wind Chill Warnings in 2021

Wind Chill Warning 1, NWS Norman, OK

February 14, 202148 counties in Oklahoma; 8 counties in Texas

NWS Norman, OK issued this wind chill warning at Feb 14, 2021, 10:40 AM CST for 48 counties in Oklahoma; 8 counties in Texas. It was in force for 48 hr. 60 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
Feb 14, 2021, 10:40 AM CST (16:40 UTC)
Expired
Feb 16, 2021, 10:59 AM CST
In force
48 hr
Issued by
NWS Norman, OK
All 56 counties

Alfalfa County, OK, Atoka County, OK, Beckham County, OK, Blaine County, OK, Bryan County, OK, Caddo County, OK, Canadian County, OK, Carter County, OK, Cleveland County, OK, Coal 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, Johnston County, OK, Kay County, OK, Kingfisher County, OK, Kiowa County, OK, Lincoln County, OK, Logan County, OK, Love County, OK, Major County, OK, Marshall 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), 81 km from the middle of the area, began a volume at 16:39 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.

What was reported inside it

TimeReportWhereRemark
Feb 14, 11:15 AM CSTSNOW 5Buffalo, OK
Feb 14, 11:25 AM CSTSNOW 2.34 Nnw Apache, OKTWITTER REPORT. MEASURED SEVERAL PLACES AND AVERAGED TO 2.3 INCHES. MODERATE TO HEAVY SNOW STILL FALLING.
Feb 14, 11:28 AM CSTSNOW 3Wsw Tipton, OK3 INCHES OF SNOW OVER THE PAST 3 HOURS. STORM TOTAL SO FAR IS 3 INCHES. MEASURED NEAR N. BROADWAY AND EAST CAFKY STREET. HEAVY SNOW IS BLOWING ACROSS ROADS.
Feb 14, 11:43 AM CSTSNOW 3Blackwell, OKTWITTER REPORT WITH PICTURE.
Feb 14, 11:49 AM CSTSNOW 2.21 Ssw Wichita Falls, TXMSU TEXAS WICHITA FALLS. LARGER SNOWFLAKES AND INCREASED RATE WITHIN THE PAST HOUR.
Feb 14, 11:52 AM CSTSNOW 51 Wsw Vernon, TXBLOWING AND DRIFGINT SNOW. ROADS SNOW COVERED. DRIFTS UP TO 8 INCHES. SNOW STILL FALLING.
Feb 14, 11:59 AM CSTSNOW 1.8Norman, OKALAMEDA AND 24TH SE. AVERAGE OF MULTIPLE MEASUREMENTS.
Feb 14, 12:00 PM CSTSNOW 2Oklahoma City, OKDOWNTOWN OKC.
Feb 14, 12:00 PM CSTSNOW 7Mutual, OK
Feb 14, 12:15 PM CSTSNOW 1.83 W Lawton, OKNEAR 67TH AND LEE.
Feb 14, 12:17 PM CSTSNOW 1.34 Wnw Edmond, OKTWITTER REPORT. STILL SNOWING.
Feb 14, 1:10 PM CSTSNOW 2.5Edmond, OK
Feb 14, 1:12 PM CSTSNOW 2Midwest City, OK
Feb 14, 1:17 PM CSTSNOW 4.5Enid, OK
Feb 14, 1:19 PM CSTSNOW 2Francis, OK
Feb 14, 1:27 PM CSTSNOW 81 Wsw Vernon, TX3 IN IN THE LAST 2 HOURS.
Feb 14, 2:00 PM CSTSNOW 4Blackwell, OKSTILL SNOWING
Feb 14, 2:30 PM CSTSNOW 2.5Perry, OKSTILL SNOWING
Feb 14, 2:59 PM CSTSNOW 4Moore, OKHEAVY SNOW STILL OCCURRING.
Feb 14, 3:00 PM CSTSNOW 3Lakeside City, TXSTILL SNOWING
Feb 14, 3:09 PM CSTSNOW 2.8Coalgate, OKMORE SNOW EXPECTED.
Feb 14, 3:09 PM CSTSNOW 3.5Wichita Falls, TXHEAVY SNOW STILL OCCURRING.
Feb 14, 3:30 PM CSTSNOW 3.41 Ne Okarche, OK
Feb 14, 3:30 PM CSTSNOW 3.8Oklahoma City, OKAT THE COURTHOUSE IN DOWNTOWN OKC
Feb 14, 3:30 PM CSTSNOW 4.14 Nnw Apache, OKVIA SOCIAL MEDIA
Feb 14, 3:45 PM CSTSNOW 9Perry, OK
Feb 14, 3:50 PM CSTSNOW 4Wichita Falls, TX
Feb 14, 3:59 PM CSTSNOW 3.5Norman, OKVIA SOCIAL MEDIA
Feb 14, 4:00 PM CSTSNOW 2.5Holdenville, OK
Feb 14, 4:00 PM CSTSNOW 34 W Tecumseh, OK
Feb 14, 4:00 PM CSTSNOW 4Midwest City, OK
Feb 14, 4:00 PM CSTSNOW 62 Nw The Village, OK
Feb 14, 4:40 PM CSTHEAVY SNOW 73 Wsw Lawton, OKAVERAGE OF READINGS ON A SNOW BOARD IN SOUTHWEST LAWTON.
Feb 14, 5:05 PM CSTHEAVY SNOW 6Enid, OK
Feb 14, 5:10 PM CSTSNOW 1.5Seminole, OKHEAVY SNOW STILL FALLING.
Feb 14, 5:10 PM CSTSNOW 3.8Tecumseh, OK
Feb 14, 5:10 PM CSTHEAVY SNOW 4Stillwater, OK
Feb 14, 5:25 PM CSTHEAVY SNOW 62 N Wiley Post Airport, OKAVERAGE OF NUMEROUS MEASUREMENTS. DRIFTS OF 2 TO 4 FEET.
Feb 14, 5:35 PM CSTSNOW 2.5Francis, OKSTILL SNOWING.
Feb 14, 5:40 PM CSTHEAVY SNOW 8Yukon, OKVIA SOCIAL MEDIA
Feb 14, 5:45 PM CSTSNOW 35 Se Newcastle, OK
Feb 14, 5:45 PM CSTHEAVY SNOW 43 Sse Norman, OKVIA SOCIAL MEDIA
Feb 14, 5:45 PM CSTHEAVY SNOW 4.23 Nne Norman, OKNEAR NE 12TH AVENUE AND TECUMSEH IN NORTHEAST NORMAN.
Feb 14, 5:45 PM CSTHEAVY SNOW 52 W Sheppard Afb, TX
Feb 14, 5:50 PM CSTHEAVY SNOW 75 Wnw Moore, OKNEAR SOUTHWEST 104TH AND PENN.
Feb 14, 6:00 PM CSTSNOW 3Sheppard Afb, TX
Feb 14, 6:00 PM CSTHEAVY SNOW 4.92 Sse Lawton, OK
Feb 14, 6:00 PM CSTHEAVY SNOW 5Will Rogers Airport, OK
Feb 14, 6:00 PM CSTHEAVY SNOW 6.53 Ene Nichols Hills, OKAT KOCO.
Feb 14, 6:15 PM CSTSNOW 3.62 Se Norman, OK
Feb 14, 6:44 PM CSTSNOW 4.74 Nnw Apache, OK
Feb 14, 7:00 PM CSTSNOW 3.5Stratford, OKVIA SOCIAL MEDIA
Feb 14, 8:03 PM CSTSNOW 3Wilson, OK
Feb 14, 8:28 PM CSTSNOW 7.5Norman, OKVIA SOCIAL MEDIA.
Feb 14, 8:45 PM CSTSNOW 43 Nnw Noble, OK
Feb 14, 8:50 PM CSTSNOW 6Ada, OKVIA SOCIAL MEDIA.
Feb 14, 8:50 PM CSTSNOW 7Duncan, OK
Feb 14, 9:15 PM CSTSNOW 22 E Moore, OK
Feb 14, 11:00 PM CSTHEAVY SNOW 63 Nnw Noble, OK
Feb 14, 11:30 PM CSTHEAVY SNOW 6.8Ada, OK

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

The nearest sounding before it

Norman, OK (KOUN), launched 12:00Z, 4.7 hours before the alert went out and 67 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 2021-02-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCLEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Norman, OK at 12:00Z on 2021-02-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 36 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
568 m above ground
0-6 km bulk shear
56 kt
0-1 km storm-relative helicity
36 m²/s²
0-3 km storm-relative helicity
203 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

006 
WWUS44 KOUN 141640
WSWOUN

URGENT - WINTER WEATHER MESSAGE
National Weather Service Norman OK
1040 AM CST Sun Feb 14 2021

...Winter Storm Warning Today Through Sunrise Monday...
...Wind Chill Warning through Tuesday Morning...

OKZ004>048-050>052-TXZ083>090-150000-
/O.NEW.KOUN.WC.W.0001.210214T1640Z-210216T1800Z/
/O.EXT.KOUN.WS.W.0001.000000T0000Z-210215T1200Z/
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-
Including the cities of Buffalo, Laverne, Alva, Cherokee, Helena,
Carmen, Medford, Pond Creek, Lamont, Wakita, Ponca City, 
Blackwell, Shattuck, Arnett, Gage, Fargo, Woodward, Fairview, 
Enid, Perry, Cheyenne, Hammon, Seiling, Vici, Taloga, Leedey, 
Weatherford, Clinton, Watonga, Geary, Okeene, Kingfisher, 
Hennessey, Okarche, Guthrie, Stillwater, Elk City, Sayre, 
Cordell, Burns Flat, Sentinel, Anadarko, Hinton, Yukon, Concho, 
El Reno, Mustang, Oklahoma City, Chandler, Stroud, Prague, 
Meeker, Davenport, Wellston, Chickasha, Tuttle, Purcell, 
Newcastle, Blanchard, Norman, Moore, Shawnee, Seminole, Wewoka, 
Holdenville, Wetumka, Hollis, Mangum, Granite, Hobart, Snyder, 
Altus, Frederick, Lawton, Duncan, Pauls Valley, Lindsay, 
Wynnewood, Sulphur, Davis, Ada, Coalgate, Walters, Temple, 
Waurika, Ringling, Ryan, Ardmore, Tishomingo, Atoka, Marietta, 
Thackerville, Madill, Kingston, Durant, Quanah, Crowell, Vernon, 
Sheppard AFB, Wichita Falls, Munday, Knox City, Seymour, 
Archer City, Holliday, Lakeside City, Scotland, and Henrietta
1040 AM CST Sun Feb 14 2021

...WIND CHILL WARNING IN EFFECT UNTIL NOON CST TUESDAY...
...WINTER STORM WARNING NOW IN EFFECT UNTIL 6 AM CST MONDAY...

* WHAT...For the Winter Storm Warning, heavy snow with additional
  snow accumulations of 3 to 7 inches. For the Wind Chill 
  Warning, dangerously cold wind chills. Wind chills as low as 25 
  below zero. 

* WHERE...Portions of central, east central, northern, 
  northwest, southeast, southern, southwest and western Oklahoma 
  and northern Texas.

* WHEN...For the Winter Storm Warning, until 6 AM CST Monday. For
  the Wind Chill Warning, until noon CST Tuesday. 

* IMPACTS...Travel could be very difficult. Widespread blowing
  snow could significantly reduce visibility. The cold wind 
  chills could cause frostbite on exposed skin in as little as 30 
  minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Avoid outside activities if possible. When outside, make sure you
wear appropriate clothing, a hat, and gloves. 

If you must travel, keep an extra flashlight, food, water and 
extra clothes or blankets in your vehicle in case of an emergency.

In Oklahoma, call 8 4 4 4 6 5 4 9 9 7 for road information. In
Texas, call 8 0 0 4 5 2 9 2 9 2 for road information.

&&

$$
6 follow-up statements
934 
WWUS44 KOUN 142053
WSWOUN

URGENT - WINTER WEATHER MESSAGE
National Weather Service Norman OK
253 PM CST Sun Feb 14 2021

...Winter Storm Warning Today Through Sunrise Monday... ...Wind
Chill Warning through Tuesday Morning...Winter Storm Watch Tuesday
and Wednesday...

OKZ004>048-050>052-TXZ083>090-151200-
/O.NEW.KOUN.WS.A.0003.210216T1800Z-210218T0600Z/
/O.CON.KOUN.WC.W.0001.000000T0000Z-210216T1800Z/
/O.CON.KOUN.WS.W.0001.000000T0000Z-210215T1200Z/
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-
Including the cities of Buffalo, Laverne, Alva, Cherokee, Helena,
Carmen, Medford, Pond Creek, Lamont, Wakita, Ponca City, 
Blackwell, Shattuck, Arnett, Gage, Fargo, Woodward, Fairview, 
Enid, Perry, Cheyenne, Hammon, Seiling, Vici, Taloga, Leedey, 
Weatherford, Clinton, Watonga, Geary, Okeene, Kingfisher, 
Hennessey, Okarche, Guthrie, Stillwater, Elk City, Sayre, 
Cordell, Burns Flat, Sentinel, Anadarko, Hinton, Yukon, Concho, 
El Reno, Mustang, Oklahoma City, Chandler, Stroud, Prague, 
Meeker, Davenport, Wellston, Chickasha, Tuttle, Purcell, 
Newcastle, Blanchard, Norman, Moore, Shawnee, Seminole, Wewoka, 
Holdenville, Wetumka, Hollis, Mangum, Granite, Hobart, Snyder, 
Altus, Frederick, Lawton, Duncan, Pauls Valley, Lindsay, 
Wynnewood, Sulphur, Davis, Ada, Coalgate, Walters, Temple, 
Waurika, Ringling, Ryan, Ardmore, Tishomingo, Atoka, Marietta, 
Thackerville, Madill, Kingston, Durant, Quanah, Crowell, Vernon, 
Sheppard AFB, Wichita Falls, Munday, Knox City, Seymour, 
Archer City, Holliday, Lakeside City, Scotland, and Henrietta
253 PM CST Sun Feb 14 2021

...WIND CHILL WARNING REMAINS IN EFFECT UNTIL NOON CST TUESDAY...
...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 AM CST MONDAY...
...WINTER STORM WATCH IN EFFECT FROM TUESDAY AFTERNOON THROUGH
WEDNESDAY EVENING...

* WHAT...For the Wind Chill Warning, dangerously cold wind chills.
  Wind chills as low as 25 below zero. For the Winter Storm
  Warning, snow will continue with snowfall totals of 4 to 8
  inches expected. For the Winter Storm Watch, heavy snow
  possible. Total snow accumulations of 3 to 8 inches possible.

* WHERE...Western two-thirds of Oklahoma and western north Texas.

* WHEN...For the Wind Chill Warning, until noon CST Tuesday. For 
  the Winter Storm Warning, until 6 AM CST Monday. For the 
  Winter Storm Watch, from Tuesday afternoon through Wednesday 
  evening.

* IMPACTS...Travel could be very difficult to impossible. The
  hazardous conditions could impact the morning or evening
  commute. The cold wind chills could cause frostbite on exposed
  skin in as little as 30 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Avoid outside activities if possible. When outside, make sure you
wear appropriate clothing, a hat, and gloves. 

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

Monitor the latest forecasts for updates on this situation. 

In Oklahoma, call 8 4 4 4 6 5 4 9 9 7 for road information. In
Texas, call 8 0 0 4 5 2 9 2 9 2 for road information.

&&

$$
677 
WWUS44 KOUN 150042
WSWOUN

URGENT - WINTER WEATHER MESSAGE
National Weather Service Norman OK
642 PM CST Sun Feb 14 2021

...Winter Storm Warning Today Through Sunrise Monday... ...Wind
Chill Warning through Tuesday Morning...Winter Storm Watch
Tuesday and Wednesday...

OKZ004>007-009>012-014>017-021-151200-
/O.CAN.KOUN.WS.W.0001.000000T0000Z-210215T1200Z/
/O.CON.KOUN.WC.W.0001.000000T0000Z-210216T1800Z/
/O.CON.KOUN.WS.A.0003.210216T1800Z-210218T0600Z/
Harper-Woods-Alfalfa-Grant-Ellis-Woodward-Major-Garfield-
Roger Mills-Dewey-Custer-Blaine-Beckham-
Including the cities of Buffalo, Laverne, Alva, Cherokee, Helena,
Carmen, Medford, Pond Creek, Lamont, Wakita, Shattuck, Arnett, 
Gage, Fargo, Woodward, Fairview, Enid, Cheyenne, Hammon, Seiling,
Vici, Taloga, Leedey, Weatherford, Clinton, Watonga, Geary, 
Okeene, Elk City, and Sayre
642 PM CST Sun Feb 14 2021

...WIND CHILL WARNING REMAINS IN EFFECT UNTIL NOON CST TUESDAY...
...WINTER STORM WATCH REMAINS IN EFFECT FROM TUESDAY AFTERNOON
THROUGH WEDNESDAY EVENING...
...WINTER STORM WARNING IS CANCELLED...

* WHAT...For the Wind Chill Warning, dangerously cold wind chills.
  Wind chills as low as 25 below zero. For the Winter Storm  
  Watch, heavy snow possible. Total snow accumulations of 3 to 8 
  inches possible.

* WHERE...Portions of northern, northwest and western Oklahoma.

* WHEN...For the Wind Chill Warning, until noon CST Tuesday. For 
  the Winter Storm Watch, from Tuesday afternoon through 
  Wednesday evening.

* IMPACTS...Some hazardous travel will continue to be difficult
  overnight. The hazardous conditions could impact the morning or
  evening commute. The cold wind chills could cause frostbite on 
  exposed skin in as little as 30 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Avoid outside activities if possible. When outside, make sure you
wear appropriate clothing, a hat, and gloves. 

Monitor the latest forecasts for updates on this situation. 

&&

$$

OKZ008-013-018>020-022>048-050>052-TXZ083>090-151200-
/O.CON.KOUN.WC.W.0001.000000T0000Z-210216T1800Z/
/O.CON.KOUN.WS.W.0001.000000T0000Z-210215T1200Z/
/O.CON.KOUN.WS.A.0003.210216T1800Z-210218T0600Z/
Kay-Noble-Kingfisher-Logan-Payne-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-
Including the cities of Ponca City, Blackwell, Perry, Kingfisher,
Hennessey, Okarche, Guthrie, Stillwater, Cordell, Burns Flat, 
Sentinel, Anadarko, Hinton, Yukon, Concho, El Reno, Mustang, 
Oklahoma City, Chandler, Stroud, Prague, Meeker, Davenport, 
Wellston, Chickasha, Tuttle, Purcell, Newcastle, Blanchard, 
Norman, Moore, Shawnee, Seminole, Wewoka, Holdenville, Wetumka, 
Hollis, Mangum, Granite, Hobart, Snyder, Altus, Frederick, 
Lawton, Duncan, Pauls Valley, Lindsay, Wynnewood, Sulphur, Davis,
Ada, Coalgate, Walters, Temple, Waurika, Ringling, Ryan, Ardmore,
Tishomingo, Atoka, Marietta, Thackerville, Madill, Kingston, 
Durant, Quanah, Crowell, Vernon, Sheppard AFB, Wichita Falls, 
Munday, Knox City, Seymour, Archer City, Holliday, Lakeside City,
Scotland, and Henrietta
642 PM CST Sun Feb 14 2021

...WIND CHILL WARNING REMAINS IN EFFECT UNTIL NOON CST TUESDAY...
...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 AM CST MONDAY...
...WINTER STORM WATCH REMAINS IN EFFECT FROM TUESDAY AFTERNOON
THROUGH WEDNESDAY EVENING...

* WHAT...For the Wind Chill Warning, dangerously cold wind 
  chills. Wind chills as low as 25 below zero. For the Winter 
  Storm Warning, snow will continue with snowfall totals of 4 to 
  8 inches expected. For the Winter Storm Watch, heavy snow 
  possible. Total snow accumulations of 3 to 8 inches possible.

* WHERE...Western two-thirds of Oklahoma and western north Texas.

* WHEN...For the Wind Chill Warning, until noon CST Tuesday. For 
  the Winter Storm Warning, until 6 AM CST Monday. For the 
  Winter Storm Watch, from Tuesday afternoon through Wednesday 
  evening.

* IMPACTS...Travel could be very difficult to impossible. The 
  hazardous conditions could impact the morning or evening 
  commute. The cold wind chills could cause frostbite on exposed 
  skin in as little as 30 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Avoid outside activities if possible. When outside, make sure you
wear appropriate clothing, a hat, and gloves.

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency.

Monitor the latest forecasts for updates on this situation.

In Oklahoma, call 8 4 4 4 6 5 4 9 9 7 for road information. In
Texas, call 8 0 0 4 5 2 9 2 9 2 for road information.

&&

$$
533 
WWUS44 KOUN 150948
WSWOUN

URGENT - WINTER WEATHER MESSAGE
National Weather Service Norman OK
348 AM CST Mon Feb 15 2021

...Wind Chill Warning through Tuesday Morning and Winter Storm 
Watch Tuesday and Wednesday...

OKZ008-013-018>020-022>048-050>052-TXZ083>090-152300-
/O.CAN.KOUN.WS.W.0001.000000T0000Z-210215T1200Z/
/O.CON.KOUN.WC.W.0001.000000T0000Z-210216T1800Z/
/O.CON.KOUN.WS.A.0003.210216T1800Z-210218T0600Z/
Kay-Noble-Kingfisher-Logan-Payne-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-
Including the cities of Ponca City, Blackwell, Perry, Kingfisher,
Hennessey, Okarche, Guthrie, Stillwater, Cordell, Burns Flat, 
Sentinel, Anadarko, Hinton, Yukon, Concho, El Reno, Mustang, 
Oklahoma City, Chandler, Stroud, Prague, Meeker, Davenport, 
Wellston, Chickasha, Tuttle, Purcell, Newcastle, Blanchard, 
Norman, Moore, Shawnee, Seminole, Wewoka, Holdenville, Wetumka, 
Hollis, Mangum, Granite, Hobart, Snyder, Altus, Frederick, 
Lawton, Duncan, Pauls Valley, Lindsay, Wynnewood, Sulphur, Davis,
Ada, Coalgate, Walters, Temple, Waurika, Ringling, Ryan, Ardmore,
Tishomingo, Atoka, Marietta, Thackerville, Madill, Kingston, 
Durant, Quanah, Crowell, Vernon, Sheppard AFB, Wichita Falls, 
Munday, Knox City, Seymour, Archer City, Holliday, Lakeside City,
Scotland, and Henrietta
348 AM CST Mon Feb 15 2021

...WIND CHILL WARNING REMAINS IN EFFECT UNTIL NOON CST TUESDAY...
...WINTER STORM WATCH REMAINS IN EFFECT FROM TUESDAY AFTERNOON
THROUGH WEDNESDAY EVENING...
...WINTER STORM WARNING IS CANCELLED...

* WHAT...For the Wind Chill Warning, dangerously cold wind 
  chills. Wind chills as low as 25 below zero. For the Winter 
  Storm Watch, heavy snow possible. Total snow accumulations of 
  4 to 8 inches possible.

* WHERE...Portions of central, east central, northern, 
  southeast, southern, southwest and western Oklahoma and 
  northern Texas.

* WHEN...For the Wind Chill Warning, until noon CST Tuesday. For 
  the Winter Storm Watch, from Tuesday afternoon through 
  Wednesday evening.

* IMPACTS...Travel could be very difficult to impossible. The 
  cold wind chills could cause frostbite on exposed skin in as 
  little as 30 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Avoid outside activities if possible. When outside, make sure you
wear appropriate clothing, a hat, and gloves. 

Monitor the latest forecasts for updates on this situation. 

&&

$$

OKZ004>007-009>012-014>017-021-152300-
/O.CON.KOUN.WC.W.0001.000000T0000Z-210216T1800Z/
/O.CON.KOUN.WS.A.0003.210216T1800Z-210218T0600Z/
Harper-Woods-Alfalfa-Grant-Ellis-Woodward-Major-Garfield-
Roger Mills-Dewey-Custer-Blaine-Beckham-
Including the cities of Buffalo, Laverne, Alva, Cherokee, Helena,
Carmen, Medford, Pond Creek, Lamont, Wakita, Shattuck, Arnett, 
Gage, Fargo, Woodward, Fairview, Enid, Cheyenne, Hammon, Seiling,
Vici, Taloga, Leedey, Weatherford, Clinton, Watonga, Geary, 
Okeene, Elk City, and Sayre
348 AM CST Mon Feb 15 2021

...WIND CHILL WARNING REMAINS IN EFFECT UNTIL NOON CST TUESDAY...
...WINTER STORM WATCH REMAINS IN EFFECT FROM TUESDAY AFTERNOON
THROUGH WEDNESDAY EVENING...

* WHAT...For the Wind Chill Warning, dangerously cold wind 
  chills. Wind chills as low as 30 below zero. For the Winter 
  Storm Watch, heavy snow possible. Total snow accumulations of 
  4 to 6 inches possible.

* WHERE...Portions of northern, northwest and western Oklahoma.

* WHEN...For the Wind Chill Warning, until noon CST Tuesday. For 
  the Winter Storm Watch, from Tuesday afternoon through 
  Wednesday evening.

* IMPACTS...Travel could be very difficult to impossible. The cold
  wind chills could cause frostbite on exposed skin in as little
  as 30 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Avoid outside activities if possible. When outside, make sure you
wear appropriate clothing, a hat, and gloves.

Monitor the latest forecasts for updates on this situation.

&&

$$

Mahale
541 
WWUS44 KOUN 152102
WSWOUN

URGENT - WINTER WEATHER MESSAGE
National Weather Service Norman OK
302 PM CST Mon Feb 15 2021

...Wind Chill Warning through Tuesday Morning and Winter Storm
Warning and Winter Weather Advisory Tuesday and Wednesday...

OKZ007-008-011>048-050>052-TXZ083-085-086-089-090-161200-
/O.UPG.KOUN.WS.A.0003.210216T1800Z-210218T0600Z/
/O.NEW.KOUN.WS.W.0002.210216T1800Z-210218T0000Z/
/O.CON.KOUN.WC.W.0001.000000T0000Z-210216T1800Z/
Grant-Kay-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-Wilbarger-Wichita-Archer-Clay-
Including the cities of Medford, Pond Creek, Lamont, Wakita, 
Ponca City, Blackwell, Fairview, Enid, Perry, Cheyenne, Hammon, 
Seiling, Vici, Taloga, Leedey, Weatherford, Clinton, Watonga, 
Geary, Okeene, Kingfisher, Hennessey, Okarche, Guthrie, 
Stillwater, Elk City, Sayre, Cordell, Burns Flat, Sentinel, 
Anadarko, Hinton, Yukon, Concho, El Reno, Mustang, Oklahoma City,
Chandler, Stroud, Prague, Meeker, Davenport, Wellston, Chickasha,
Tuttle, Purcell, Newcastle, Blanchard, Norman, Moore, Shawnee, 
Seminole, Wewoka, Holdenville, Wetumka, Hollis, Mangum, Granite, 
Hobart, Snyder, Altus, Frederick, Lawton, Duncan, Pauls Valley, 
Lindsay, Wynnewood, Sulphur, Davis, Ada, Coalgate, Walters, 
Temple, Waurika, Ringling, Ryan, Ardmore, Tishomingo, Atoka, 
Marietta, Thackerville, Madill, Kingston, Durant, Quanah, Vernon,
Sheppard AFB, Wichita Falls, Archer City, Holliday, 
Lakeside City, Scotland, and Henrietta
302 PM CST Mon Feb 15 2021

...WIND CHILL WARNING REMAINS IN EFFECT UNTIL NOON CST TUESDAY...
...WINTER STORM WARNING IN EFFECT FROM NOON TUESDAY TO 6 PM CST
WEDNESDAY...

* WHAT...For the Wind Chill Warning, dangerously cold wind 
  chills. Wind chills as low as 30 below zero. For the Winter 
  Storm Warning, heavy snow expected. Total snow accumulations 
  of 4 to 8 inches.

* WHERE...Portions of central, north central, southern, and
  western Oklahoma and western north Texas.

* WHEN...For the Wind Chill Warning, until noon CST Tuesday. For 
  the Winter Storm Warning, from noon Tuesday to 6 PM CST 
  Wednesday.

* IMPACTS...Travel could be very difficult. The hazardous 
  conditions could impact the morning or evening commute. The 
  cold wind chills could cause frostbite on exposed skin in as 
  little as 30 minutes.

* ADDITIONAL DETAILS...Below zero wind chills will continue
  Tuesday night into Wednesday across portions of the area.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Avoid outside activities if possible. When outside, make sure you
wear appropriate clothing, a hat, and gloves. 

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

In Oklahoma, call 8 4 4 4 6 5 4 9 9 7 for road information. In
Texas, call 8 0 0 4 5 2 9 2 9 2 for road information.

&&

$$

OKZ004>006-009-010-TXZ084-087-088-161200-
/O.UPG.KOUN.WS.A.0003.210216T1800Z-210218T0600Z/
/O.NEW.KOUN.WW.Y.0007.210216T1800Z-210218T0000Z/
/O.CON.KOUN.WC.W.0001.000000T0000Z-210216T1800Z/
Harper-Woods-Alfalfa-Ellis-Woodward-Foard-Knox-Baylor-
Including the cities of Buffalo, Laverne, Alva, Cherokee, Helena,
Carmen, Shattuck, Arnett, Gage, Fargo, Woodward, Crowell, Munday,
Knox City, and Seymour
302 PM CST Mon Feb 15 2021

...WIND CHILL WARNING REMAINS IN EFFECT UNTIL NOON CST TUESDAY...
...WINTER WEATHER ADVISORY IN EFFECT FROM NOON TUESDAY TO 6 PM
CST WEDNESDAY...

* WHAT...For the Wind Chill Warning, dangerously cold wind 
  chills. Wind chills as low as 30 below zero. For the Winter 
  Weather Advisory, snow expected. Total snow accumulations of 1 
  to 3 inches.

* WHERE...Portions of northwest Oklahoma and western north Texas.

* WHEN...For the Wind Chill Warning, until noon CST Tuesday. For 
  the Winter Weather Advisory, from noon Tuesday to 6 PM CST 
  Wednesday.

* IMPACTS...Plan on slippery road conditions. The hazardous 
  conditions could impact the morning or evening commute. The 
  dangerously cold wind chills could cause frostbite on exposed 
  skin in as little as 10 minutes.

* ADDITIONAL DETAILS...Below zero wind chills will continue
  Tuesday night into Wednesday.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Avoid outside activities if possible. When outside, make sure you
wear appropriate clothing, a hat, and gloves. 

Slow down and use caution while traveling. 

In Oklahoma, call 8 4 4 4 6 5 4 9 9 7 for road information. In
Texas, call 8 0 0 4 5 2 9 2 9 2 for road information.

&&

$$
098 
WWUS44 KOUN 160937
WSWOUN

URGENT - WINTER WEATHER MESSAGE
National Weather Service Norman OK
337 AM CST Tue Feb 16 2021

...Wind Chill Warning through Tuesday Morning and Winter Storm
Warning and Winter Weather Advisory Tuesday and Wednesday...

OKZ007-008-011>048-050>052-TXZ083-085-086-089-090-162300-
/O.CON.KOUN.WC.W.0001.000000T0000Z-210216T1800Z/
/O.CON.KOUN.WS.W.0002.210216T1800Z-210218T0000Z/
Grant-Kay-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-Wilbarger-Wichita-Archer-Clay-
Including the cities of Medford, Pond Creek, Lamont, Wakita, 
Ponca City, Blackwell, Fairview, Enid, Perry, Cheyenne, Hammon, 
Seiling, Vici, Taloga, Leedey, Weatherford, Clinton, Watonga, 
Geary, Okeene, Kingfisher, Hennessey, Okarche, Guthrie, 
Stillwater, Elk City, Sayre, Cordell, Burns Flat, Sentinel, 
Anadarko, Hinton, Yukon, Concho, El Reno, Mustang, Oklahoma City,
Chandler, Stroud, Prague, Meeker, Davenport, Wellston, Chickasha,
Tuttle, Purcell, Newcastle, Blanchard, Norman, Moore, Shawnee, 
Seminole, Wewoka, Holdenville, Wetumka, Hollis, Mangum, Granite, 
Hobart, Snyder, Altus, Frederick, Lawton, Duncan, Pauls Valley, 
Lindsay, Wynnewood, Sulphur, Davis, Ada, Coalgate, Walters, 
Temple, Waurika, Ringling, Ryan, Ardmore, Tishomingo, Atoka, 
Marietta, Thackerville, Madill, Kingston, Durant, Quanah, Vernon,
Sheppard AFB, Wichita Falls, Archer City, Holliday, 
Lakeside City, Scotland, and Henrietta
337 AM CST Tue Feb 16 2021

...WIND CHILL WARNING REMAINS IN EFFECT UNTIL NOON CST TODAY...
...WINTER STORM WARNING REMAINS IN EFFECT FROM NOON TODAY TO 6 PM
CST WEDNESDAY...

* WHAT...For the Wind Chill Warning, dangerously cold wind chills.
  Wind chills as low as 25 below zero. For the Winter Storm
  Warning, heavy snow expected. Total snow accumulations of 4 to 8
  inches. 

* WHERE...Portions of central, east central, northern, 
  northwest, southeast, southern, southwest and western Oklahoma 
  and northern Texas.

* WHEN...For the Wind Chill Warning, until noon CST today. For 
  the Winter Storm Warning, from noon today to 6 PM CST 
  Wednesday.

* IMPACTS...Travel could be very difficult. The hazardous 
  conditions could impact the morning or evening commute. The 
  cold wind chills could cause frostbite on exposed skin in as 
  little as 30 minutes.

* ADDITIONAL DETAILS...Below zero wind chills will continue 
  Tuesday night into Wednesday across portions of the area.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Avoid outside activities if possible. When outside, make sure you
wear appropriate clothing, a hat, and gloves.

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency.

In Oklahoma, call 8 4 4 4 6 5 4 9 9 7 for road information. In
Texas, call 8 0 0 4 5 2 9 2 9 2 for road information.

&&

$$

OKZ004>006-009-010-TXZ084-087-088-162300-
/O.CON.KOUN.WC.W.0001.000000T0000Z-210216T1800Z/
/O.CON.KOUN.WW.Y.0007.210216T1800Z-210218T0000Z/
Harper-Woods-Alfalfa-Ellis-Woodward-Foard-Knox-Baylor-
Including the cities of Buffalo, Laverne, Alva, Cherokee, Helena,
Carmen, Shattuck, Arnett, Gage, Fargo, Woodward, Crowell, Munday,
Knox City, and Seymour
337 AM CST Tue Feb 16 2021

...WIND CHILL WARNING REMAINS IN EFFECT UNTIL NOON CST TODAY...
...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM NOON TODAY TO
6 PM CST WEDNESDAY...

* WHAT...For the Wind Chill Warning, dangerously cold wind 
  chills. Wind chills as low as 30 below zero. For the Winter 
  Weather Advisory, snow expected. Total snow accumulations of 1 
  to 3 inches.

* WHERE...Portions of northwest Oklahoma and northern Texas.

* WHEN...For the Wind Chill Warning, until noon CST today. For 
  the Winter Weather Advisory, from noon today to 6 PM CST 
  Wednesday.

* IMPACTS...Plan on slippery road conditions. The hazardous 
  conditions could impact the morning or evening commute. The 
  dangerously cold wind chills could cause frostbite on exposed 
  skin in as little as 10 minutes.

* ADDITIONAL DETAILS...Below zero wind chills will continue 
  Tuesday night into Wednesday.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Avoid outside activities if possible. When outside, make sure you
wear appropriate clothing, a hat, and gloves.

Slow down and use caution while traveling.

In Oklahoma, call 8 4 4 4 6 5 4 9 9 7 for road information. In
Texas, call 8 0 0 4 5 2 9 2 9 2 for road information.

&&

$$

Mahale
897 
WWUS44 KOUN 161659
WSWOUN

URGENT - WINTER WEATHER MESSAGE
National Weather Service Norman OK
1059 AM CST Tue Feb 16 2021

...Wind Chill Warning through Tuesday Morning and Winter Storm
Warning and Winter Weather Advisory Tuesday and Wednesday...

OKZ005-006-009-010-170100-
/O.CAN.KOUN.WC.W.0001.000000T0000Z-210216T1800Z/
/O.UPG.KOUN.WW.Y.0007.210216T1800Z-210218T0000Z/
/O.EXA.KOUN.WS.W.0002.210216T1800Z-210218T0000Z/
Woods-Alfalfa-Ellis-Woodward-
Including the cities of Alva, Cherokee, Helena, Carmen, Shattuck,
Arnett, Gage, Fargo, and Woodward
1059 AM CST Tue Feb 16 2021

...WINTER STORM WARNING IN EFFECT UNTIL 6 PM CST WEDNESDAY...
...WIND CHILL WARNING IS CANCELLED...

* WHAT...Heavy snow expected. Total snow accumulations of 4 to 6 
  inches.

* WHERE...Woods, Alfalfa, Ellis and Woodward Counties.

* WHEN...Until 6 PM CST Wednesday.

* IMPACTS...Plan on slippery road conditions and difficult travel.
  

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

Call 8 4 4 4 6 5 4 9 9 7 for road information.

&&

$$

OKZ007-008-011>048-050>052-TXZ083-085-086-089-090-170100-
/O.CAN.KOUN.WC.W.0001.000000T0000Z-210216T1800Z/
/O.CON.KOUN.WS.W.0002.210216T1800Z-210218T0000Z/
Grant-Kay-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-Wilbarger-Wichita-Archer-Clay-
Including the cities of Medford, Pond Creek, Lamont, Wakita, 
Ponca City, Blackwell, Fairview, Enid, Perry, Cheyenne, Hammon, 
Seiling, Vici, Taloga, Leedey, Weatherford, Clinton, Watonga, 
Geary, Okeene, Kingfisher, Hennessey, Okarche, Guthrie, 
Stillwater, Elk City, Sayre, Cordell, Burns Flat, Sentinel, 
Anadarko, Hinton, Yukon, Concho, El Reno, Mustang, Oklahoma City,
Chandler, Stroud, Prague, Meeker, Davenport, Wellston, Chickasha,
Tuttle, Purcell, Newcastle, Blanchard, Norman, Moore, Shawnee, 
Seminole, Wewoka, Holdenville, Wetumka, Hollis, Mangum, Granite, 
Hobart, Snyder, Altus, Frederick, Lawton, Duncan, Pauls Valley, 
Lindsay, Wynnewood, Sulphur, Davis, Ada, Coalgate, Walters, 
Temple, Waurika, Ringling, Ryan, Ardmore, Tishomingo, Atoka, 
Marietta, Thackerville, Madill, Kingston, Durant, Quanah, Vernon,
Sheppard AFB, Wichita Falls, Archer City, Holliday, 
Lakeside City, Scotland, and Henrietta
1059 AM CST Tue Feb 16 2021

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM CST
WEDNESDAY...
...WIND CHILL WARNING IS CANCELLED...

* WHAT...Heavy snow expected. Total snow accumulations of 4 to 8 
  inches.

* WHERE...Portions of central, east central, northern, 
  northwest, southeast, southern, southwest and western Oklahoma 
  and northern Texas.

* WHEN...Until 6 PM CST Wednesday.

* IMPACTS...Travel could be very difficult. The hazardous
  conditions could impact the morning or evening commute. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

In Oklahoma, call 8 4 4 4 6 5 4 9 9 7 for road information. In
Texas, call 8 0 0 4 5 2 9 2 9 2 for road information.

&&

$$

OKZ004-TXZ084-087-088-170100-
/O.CAN.KOUN.WC.W.0001.000000T0000Z-210216T1800Z/
/O.CON.KOUN.WW.Y.0007.210216T1800Z-210218T0000Z/
Harper-Foard-Knox-Baylor-
Including the cities of Buffalo, Laverne, Crowell, Munday, 
Knox City, and Seymour
1059 AM CST Tue Feb 16 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST
WEDNESDAY...
...WIND CHILL WARNING IS CANCELLED...

* WHAT...Snow expected. Total snow accumulations of 1 to 3 
  inches.

* WHERE...In Oklahoma, Harper County. In Texas, Baylor, Foard 
  and Knox Counties.

* WHEN...Until 6 PM CST Wednesday.

* IMPACTS...Plan on slippery road conditions and travel
  difficulties.
  

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

In Oklahoma, call 8 4 4 4 6 5 4 9 9 7 for road information. In
Texas, call 8 0 0 4 5 2 9 2 9 2 for road information.

&&

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 14, 2:53 PM CSTWinter Storm WatchOUNAlfalfa, Atoka, Beckham, Blaine, Bryan, Caddo and 42 more24 hr

Nearby

Wind Chill Warnings in Oklahoma, 2021Wind Chill Warnings in Texas, 2021Every wind chill warning in 2021

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.