Alert archive / Oklahoma / Wind Advisories in 2021
Wind Advisory 7, NWS Norman, OK
NWS Norman, OK issued this wind advisory at Mar 16, 2021, 12:23 PM CDT for 35 counties in Oklahoma; 8 counties in Texas. It took effect at Mar 17, 2021, 7:00 AM CDT. It was in force for 15 hr.
The area
The counties it named.
The facts
- Issued
- Mar 16, 2021, 12:23 PM CDT (17:23 UTC)
- In effect from
- Mar 17, 2021, 7:00 AM CDT
- Expired
- Mar 17, 2021, 10:00 PM CDT
- In force
- 15 hr
- Issued by
- NWS Norman, OK
All 43 counties
Alfalfa County, OK, Beckham County, OK, Blaine County, OK, Caddo County, OK, Canadian County, OK, Cleveland County, OK, Comanche County, OK, Cotton County, OK, Custer County, OK, Dewey County, OK, Ellis County, OK, Garfield County, OK, Grady County, OK, Grant County, OK, Greer County, OK, Harmon County, OK, Harper County, OK, Jackson County, OK, Jefferson County, OK, Kay County, OK, Kingfisher County, OK, Kiowa County, OK, Lincoln County, OK, Logan County, OK, Major County, OK, McClain County, OK, Noble County, OK, Oklahoma County, OK, Payne County, OK, Roger Mills 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 Altus AFB radar (KFDR), 108 km from the middle of the area, began a volume at 17:25 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, 5.4 hours before the alert went out and 104 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 2291 m above ground
- 0-6 km bulk shear
- 62 kt
- 0-1 km storm-relative helicity
- 410 m²/s²
- 0-3 km storm-relative helicity
- 413 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
594 WWUS74 KOUN 161723 NPWOUN URGENT - WEATHER MESSAGE National Weather Service Norman OK 1223 PM CDT Tue Mar 16 2021 OKZ004>029-033>039-044-045-TXZ083>090-180000- /O.NEW.KOUN.WI.Y.0007.210317T1200Z-210318T0000Z/ 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-Harmon-Greer-Kiowa-Jackson-Tillman-Comanche-Stephens- Cotton-Jefferson-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, Hollis, Mangum, Granite, Hobart, Snyder, Altus, Frederick, Lawton, Duncan, Walters, Temple, Waurika, Ringling, Ryan, Quanah, Crowell, Vernon, Sheppard AFB, Wichita Falls, Munday, Knox City, Seymour, Archer City, Holliday, Lakeside City, Scotland, and Henrietta 1223 PM CDT Tue Mar 16 2021 ...WIND ADVISORY IN EFFECT FROM 7 AM TO 7 PM CDT WEDNESDAY... * WHAT...West winds 25 to 35 mph with gusts up to 50 mph expected, especially western Oklahoma. * WHERE...Portions of central, northern, northwest, southern, southwest and western Oklahoma and northern Texas. * WHEN...From 7 AM to 7 PM CDT Wednesday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && JT $$
2 follow-up statements
982 WWUS74 KOUN 170817 NPWOUN URGENT - WEATHER MESSAGE National Weather Service Norman OK 317 AM CDT Wed Mar 17 2021 OKZ004>006-009>011-014>018-021>024-027-033>039-044-045-TXZ083>090- 171630- /O.EXT.KOUN.WI.Y.0007.210317T1200Z-210318T0300Z/ Harper-Woods-Alfalfa-Ellis-Woodward-Major-Roger Mills-Dewey- Custer-Blaine-Kingfisher-Beckham-Washita-Caddo-Canadian-Grady- Harmon-Greer-Kiowa-Jackson-Tillman-Comanche-Stephens-Cotton- Jefferson-Hardeman-Foard-Wilbarger-Wichita-Knox-Baylor-Archer- Clay- Including the cities of Buffalo, Laverne, Alva, Cherokee, Helena, Carmen, Shattuck, Arnett, Gage, Fargo, Woodward, Fairview, Cheyenne, Hammon, Seiling, Vici, Taloga, Leedey, Weatherford, Clinton, Watonga, Geary, Okeene, Kingfisher, Hennessey, Okarche, Elk City, Sayre, Cordell, Burns Flat, Sentinel, Anadarko, Hinton, Yukon, Concho, El Reno, Mustang, Chickasha, Tuttle, Hollis, Mangum, Granite, Hobart, Snyder, Altus, Frederick, Lawton, Duncan, Walters, Temple, Waurika, Ringling, Ryan, Quanah, Crowell, Vernon, Sheppard AFB, Wichita Falls, Munday, Knox City, Seymour, Archer City, Holliday, Lakeside City, Scotland, and Henrietta 317 AM CDT Wed Mar 17 2021 ...WIND ADVISORY NOW IN EFFECT FROM 7 AM THIS MORNING TO 10 PM CDT THIS EVENING... * WHAT...Northwest winds 25 to 35 mph with gusts up to 50 mph expected. * WHERE...Portions of central, northwest, southern, southwest and western Oklahoma and northern Texas. * WHEN...From 7 AM this morning to 10 PM CDT this evening. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && JT $$ OKZ007-008-012-013-019-020-025-026-028-029-171630- /O.EXT.KOUN.WI.Y.0007.210317T1900Z-210318T0300Z/ Grant-Kay-Garfield-Noble-Logan-Payne-Oklahoma-Lincoln-McClain- Cleveland- Including the cities of Medford, Pond Creek, Lamont, Wakita, Ponca City, Blackwell, Enid, Perry, Guthrie, Stillwater, Oklahoma City, Chandler, Stroud, Prague, Meeker, Davenport, Wellston, Purcell, Newcastle, Blanchard, Norman, and Moore 317 AM CDT Wed Mar 17 2021 ...WIND ADVISORY NOW IN EFFECT FROM 2 PM THIS AFTERNOON TO 10 PM CDT THIS EVENING... * WHAT...Northwest winds 20 to 30 mph with gusts up to 40 mph expected. * WHERE...Logan, Noble, Garfield, Payne, McClain, Cleveland, Kay, Oklahoma, Lincoln and Grant Counties. * WHEN...From 2 PM this afternoon to 10 PM CDT this evening. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && CMS $$
614 WWUS74 KOUN 180125 NPWOUN URGENT - WEATHER MESSAGE National Weather Service Norman OK 825 PM CDT Wed Mar 17 2021 OKZ004>022-024>026-028-029-033-034-180230- /O.CAN.KOUN.WI.Y.0007.000000T0000Z-210318T0300Z/ Harper-Woods-Alfalfa-Grant-Kay-Ellis-Woodward-Major-Garfield- Noble-Roger Mills-Dewey-Custer-Blaine-Kingfisher-Logan-Payne- Beckham-Washita-Canadian-Oklahoma-Lincoln-McClain-Cleveland- Harmon-Greer- Including the cities of Buffalo, Laverne, Alva, Cherokee, Helena, Carmen, Medford, Pond Creek, Lamont, Wakita, Ponca City, Blackwell, Shattuck, Arnett, Gage, Fargo, Woodward, Fairview, Enid, Perry, Cheyenne, Hammon, Seiling, Vici, Taloga, Leedey, Weatherford, Clinton, Watonga, Geary, Okeene, Kingfisher, Hennessey, Okarche, Guthrie, Stillwater, Elk City, Sayre, Cordell, Burns Flat, Sentinel, Yukon, Concho, El Reno, Mustang, Oklahoma City, Chandler, Stroud, Prague, Meeker, Davenport, Wellston, Purcell, Newcastle, Blanchard, Norman, Moore, Hollis, Mangum, and Granite 825 PM CDT Wed Mar 17 2021 ...WIND ADVISORY IS CANCELLED... Gusty northwest winds will continue this evening and overnight, but speeds will remain below advisory criteria. $$ OKZ023-027-035>039-044-045-TXZ083>090-180300- /O.CON.KOUN.WI.Y.0007.000000T0000Z-210318T0300Z/ Caddo-Grady-Kiowa-Jackson-Tillman-Comanche-Stephens-Cotton- Jefferson-Hardeman-Foard-Wilbarger-Wichita-Knox-Baylor-Archer- Clay- Including the cities of Anadarko, Hinton, Chickasha, Tuttle, Hobart, Snyder, Altus, Frederick, Lawton, Duncan, Walters, Temple, Waurika, Ringling, Ryan, Quanah, Crowell, Vernon, Sheppard AFB, Wichita Falls, Munday, Knox City, Seymour, Archer City, Holliday, Lakeside City, Scotland, and Henrietta 825 PM CDT Wed Mar 17 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 10 PM CDT THIS EVENING... * WHAT...Northwest winds 25 to 35 mph with gusts over 40 mph expected. * WHERE...Portions of southwest Oklahoma and northern Texas. * WHEN...Through 10 PM CDT this evening. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$
The office that day
Everything else NWS Norman, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 16, 11:31 AM CDT | Winter Storm Watch | OUN | Ellis, Harper, Woodward | 16 hr |
Nearby
Wind Advisories in Oklahoma, 2021Wind Advisories in Texas, 2021Every wind advisory 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.