Alert archive / Oklahoma / High Wind Warnings in 2018

High Wind Warning 2, NWS Norman, OK

May 11, 2018Custer County, Dewey County, Washita County, Oklahoma

NWS Norman, OK issued this high wind warning at May 11, 2018, 9:36 PM CDT for Custer County, Dewey County, Washita County, Oklahoma. It was in force for 83 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
May 11, 2018, 9:36 PM CDT (02:36 UTC)
Expired
May 11, 2018, 10:59 PM CDT
In force
83 min
Issued by
NWS Norman, OK

Counties Custer County, OK, Dewey County, OK, Washita County, OK

The radar

The Altus AFB radar (KFDR), 142 km from the middle of the area, began a volume at 02:35 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 00:00Z, 2.6 hours before the alert went out and 152 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 00:00Z on 2018-05-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 174 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, Norman, OK at 00:00Z on 2018-05-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 135 square meters per square second.193958Sfc1 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
174 J/kg
Mixed-layer CIN
-837 J/kg
Mixed-layer LCL
1985 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
135 m²/s²
0-3 km storm-relative helicity
253 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

848 
WWUS74 KOUN 120236
NPWOUN

URGENT - WEATHER MESSAGE
National Weather Service Norman OK
936 PM CDT Fri May 11 2018

...HIGH WIND WARNING FOR DEWEY...CUSTER AND WASHITA COUNTIES...

.Dissipating thunderstorms over western Oklahoma will cause
localized wind gusts over 60 mph.

OKZ015-016-022-120400-
/O.NEW.KOUN.HW.W.0002.180512T0236Z-180512T0400Z/
Dewey-Custer-Washita-
Including the cities of Seiling, Vici, Taloga, Leedey, 
Weatherford, Clinton, Cordell, Burns Flat, and Sentinel
936 PM CDT Fri May 11 2018

...HIGH WIND WARNING IN EFFECT UNTIL 11 PM CDT THIS EVENING...

The National Weather Service in Norman has issued a High Wind
Warning, which is in effect until 11 PM CDT this evening.

* WINDS...Winds gusting locally over 60 mph.

* TIMING...Through 11 PM.

* IMPACTS...Sudden strong winds can produce damage and make 
  driving difficult.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A High Wind Warning means a hazardous high wind event is expected
or occurring. Gusts of 58 mph or more can lead to property 
damage.

&&

$$

..speg.
1 follow-up statement
935 
WWUS74 KOUN 120359
NPWOUN

URGENT - WEATHER MESSAGE
National Weather Service Norman OK
1059 PM CDT Fri May 11 2018

...High Wind Warning Cancelled...


OKZ015-016-022-120500-
/O.CAN.KOUN.HW.W.0002.000000T0000Z-180512T0400Z/
Dewey-Custer-Washita-
Including the cities of Seiling, Vici, Taloga, Leedey, 
Weatherford, Clinton, Cordell, Burns Flat, and Sentinel
1059 PM CDT Fri May 11 2018

...HIGH WIND WARNING IS CANCELLED...

The National Weather Service in Norman has cancelled the High
Wind Warning.

Gusty winds will still be likely across western Oklahoma as
showers and thunderstorms dissipate. But the risk of wind gusts
over 60 mph has decreased.

$$

..speg.

The office that day

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

IssuedProductOfficeCountiesLasted
May 11, 7:24 PM CDTSpecial Weather StatementOUNRoger Mills21 min
May 11, 7:36 PM CDTSevere Thunderstorm WarningOUNBeckham, Roger Mills39 min
May 11, 8:15 PM CDTSevere Thunderstorm WarningOUNRoger Mills26 min
May 11, 9:06 PM CDTSpecial Weather StatementOUNCuster, Dewey54 min

Nearby

High Wind Warnings in Oklahoma, 2018Every high wind warning in 2018

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.