Alert archive / Oklahoma / High Wind Watches in 2021

High Wind Watch 2, NWS Norman, OK

May 14, 202114 counties in Oklahoma

NWS Norman, OK issued this high wind watch at May 14, 2021, 7:14 PM CDT for 14 counties in Oklahoma. It took effect at May 14, 2021, 9:00 PM CDT. It was in force for 5 hr.

The area

The counties it named.

The facts

Issued
May 14, 2021, 7:14 PM CDT (00:14 UTC)
In effect from
May 14, 2021, 9:00 PM CDT
Expired
May 15, 2021, 1:48 AM CDT
In force
5 hr
Issued by
NWS Norman, OK

Counties Alfalfa County, OK, Blaine County, OK, Canadian County, OK, Custer County, OK, Dewey County, OK, Ellis County, OK, Garfield County, OK, Grant County, OK, Harper County, OK, Kingfisher County, OK, Major County, OK, Roger Mills County, OK, Woods County, OK, Woodward County, OK

The radar

The Vance AFB radar (KVNX), 78 km from the middle of the area, began a volume at 00:14 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

Dodge City, (KDDC), launched 00:00Z, 0.2 hours before the alert went out and 202 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, Dodge City, at 00:00Z on 2021-05-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1153 joules per kilogram.LCLLFCEL10008507005003002001001 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, Dodge City, at 00:00Z on 2021-05-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 81 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
1153 J/kg
Mixed-layer CIN
-46 J/kg
Mixed-layer LCL
1827 m above ground
0-6 km bulk shear
42 kt
0-1 km storm-relative helicity
81 m²/s²
0-3 km storm-relative helicity
163 m²/s²
Significant tornado parameter
0.1
Supercell composite
5.9

Open this sounding in Storm Lab

The text

As transmitted.

211 
WWUS74 KOUN 150014
NPWOUN

URGENT - WEATHER MESSAGE
National Weather Service Norman OK
714 PM CDT Fri May 14 2021

OKZ004>007-009>012-014>018-024-150900-
/O.NEW.KOUN.HW.A.0002.210515T0200Z-210515T1000Z/
Harper-Woods-Alfalfa-Grant-Ellis-Woodward-Major-Garfield-
Roger Mills-Dewey-Custer-Blaine-Kingfisher-Canadian-
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, Kingfisher, Hennessey, Okarche, Yukon, Concho, El Reno, 
and Mustang
714 PM CDT Fri May 14 2021

...HIGH WIND WATCH IN EFFECT UNTIL 5 AM CDT SATURDAY...

* WHAT...South winds could gust 60 to 70 mph in some locations as
  storms dissipate over the watch area late this evening and
  overnight.

* WHERE...Portions of western, northern, and central Oklahoma.
  Highest chance for damaging wind gusts will be over northwest
  Oklahoma.

* WHEN...Until 5 AM CDT Saturday.

* IMPACTS...Damaging winds could blow down trees and power lines,
  resulting in power outages. Travel could be difficult,  
  especially for high profile vehicles.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Monitor the latest forecasts and warnings for updates on this
situation. Fasten loose objects or shelter objects in a safe
location prior to the onset of winds.

&&

$$
2 follow-up statements
837 
WWUS74 KOUN 150238 AAA
NPWOUN

URGENT - WEATHER MESSAGE...UPDATED
National Weather Service Norman OK
938 PM CDT Fri May 14 2021

OKZ004>007-010>012-018-024-150345-
/O.CAN.KOUN.HW.A.0002.000000T0000Z-210515T1000Z/
Harper-Woods-Alfalfa-Grant-Woodward-Major-Garfield-Kingfisher-
Canadian-
Including the cities of Buffalo, Laverne, Alva, Cherokee, Helena,
Carmen, Medford, Pond Creek, Lamont, Wakita, Woodward, Fairview, 
Enid, Kingfisher, Hennessey, Okarche, Yukon, Concho, El Reno, 
and Mustang
938 PM CDT Fri May 14 2021

...HIGH WIND WATCH IS CANCELLED...

Strong and damaging winds are no longer expected.

$$

OKZ009-014>017-150800-
/O.EXT.KOUN.HW.A.0002.000000T0000Z-210515T0800Z/
Ellis-Roger Mills-Dewey-Custer-Blaine-
Including the cities of Shattuck, Arnett, Gage, Fargo, Cheyenne, 
Hammon, Seiling, Vici, Taloga, Leedey, Weatherford, Clinton, 
Watonga, Geary, and Okeene
938 PM CDT Fri May 14 2021

...HIGH WIND WATCH NOW IN EFFECT UNTIL 3 AM CDT SATURDAY...

* WHAT...South winds could gust to near 60 mph late this evening
  and overnight as approaching storms dissipate.

* WHERE...West-central Oklahoma.

* WHEN...Until 3 AM CDT Saturday.

* IMPACTS...Damaging winds could blow down trees and power 
  lines, resulting in power outages. Travel could be difficult, 
  especially for high profile vehicles.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Monitor the latest forecasts and warnings for updates on this
situation. Fasten loose objects or shelter objects in a safe
location prior to the onset of winds.

&&

$$
326 
WWUS74 KOUN 150648
NPWOUN

URGENT - WEATHER MESSAGE
National Weather Service Norman OK
148 AM CDT Sat May 15 2021

OKZ009-014>017-150800-
/O.CAN.KOUN.HW.A.0002.000000T0000Z-210515T0800Z/
Ellis-Roger Mills-Dewey-Custer-Blaine-
Including the cities of Shattuck, Arnett, Gage, Fargo, Cheyenne, 
Hammon, Seiling, Vici, Taloga, Leedey, Weatherford, Clinton, 
Watonga, Geary, and Okeene
148 AM CDT Sat May 15 2021

...HIGH WIND WATCH IS CANCELLED...

High winds are no longer expected. Therefore, the high wind watch
is cancelled.

$$

The office that day

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

IssuedProductOfficeCountiesLasted
May 14, 10:56 PM CDTSpecial Weather StatementOUNBeckham34 min
May 14, 11:33 PM CDTSpecial Weather StatementOUNBeckham27 min
May 14, 11:58 PM CDTSpecial Weather StatementOUNBeckham, Custer, Greer, Roger Mills, Washita32 min

Nearby

High Wind Watches in Oklahoma, 2021Every high wind watch 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.