Alert archive / Oklahoma / Wind Advisories in 2010

Wind Advisory 21, NWS Norman, OK

December 11, 201010 counties in Oklahoma

NWS Norman, OK issued this wind advisory at Dec 11, 2010, 10:27 AM CST for 10 counties in Oklahoma. It was in force for 8 hr.

The area

The counties it named.

The facts

Issued
Dec 11, 2010, 10:27 AM CST (16:27 UTC)
Expired
Dec 11, 2010, 6:00 PM CST
In force
8 hr
Issued by
NWS Norman, OK

Counties Alfalfa County, OK, Garfield County, OK, Grant County, OK, Harper County, OK, Kay County, OK, Major County, OK, Noble County, OK, Payne County, OK, Woods County, OK, Woodward County, OK

The radar

The Vance AFB radar (KVNX), 22 km from the middle of the area, began a volume at 16:31 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

Lamont, OK (KLMN), launched 12:00Z, 4.5 hours before the alert went out and 61 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, Lamont, OK at 12:00Z on 2010-12-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Lamont, OK at 12:00Z on 2010-12-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -307 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1469 m above ground
0-6 km bulk shear
54 kt
0-1 km storm-relative helicity
-307 m²/s²
0-3 km storm-relative helicity
-286 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.

936 
WWUS74 KOUN 111627
NPWOUN

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE NORMAN OK
1027 AM CST SAT DEC 11 2010

OKZ004>008-010>013-020-120000-
/O.NEW.KOUN.WI.Y.0021.101211T1627Z-101212T0000Z/
HARPER-WOODS-ALFALFA-GRANT-KAY-WOODWARD-MAJOR-GARFIELD-NOBLE-
PAYNE-
INCLUDING THE CITIES OF...BUFFALO...ALVA...CHEROKEE...MEDFORD...
PONCA CITY...WOODWARD...FAIRVIEW...ENID...PERRY...STILLWATER
1027 AM CST SAT DEC 11 2010

...WIND ADVISORY IN EFFECT UNTIL 6 PM CST THIS EVENING...

THE NATIONAL WEATHER SERVICE IN NORMAN HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT UNTIL 6 PM CST THIS EVENING. 

* TIMING: LATE THIS MORNING AND THIS AFTERNOON. WINDS WILL BEGIN
  DECREASING LATE THIS AFTERNOON.

* WINDS: NORTH TO NORTHWEST 20 TO 30 MPH WITH GUSTS OVER 40 MPH.

* IMPACTS: DRIVING MAY BECOME DIFFICULT... ESPECIALLY IN HIGH-
  PROFILE VEHICLES. LIGHT-WEIGHT OBJECTS WILL BE BLOWN AROUND.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

BE CAREFUL IF YOU HAVE TO TRAVEL OR IF YOU ARE WORKING OR PLAYING
OUTSIDE.

&&

$$
2 follow-up statements
910 
WWUS74 KOUN 112054 AAA
NPWOUN

URGENT - WEATHER MESSAGE...UPDATED
NATIONAL WEATHER SERVICE NORMAN OK
254 PM CST SAT DEC 11 2010

OKZ004>008-010>013-020-120000-
/O.CON.KOUN.WI.Y.0021.000000T0000Z-101212T0000Z/
HARPER-WOODS-ALFALFA-GRANT-KAY-WOODWARD-MAJOR-GARFIELD-NOBLE-
PAYNE-
INCLUDING THE CITIES OF...BUFFALO...ALVA...CHEROKEE...MEDFORD...
PONCA CITY...WOODWARD...FAIRVIEW...ENID...PERRY...STILLWATER
254 PM CST SAT DEC 11 2010

...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST THIS EVENING...


* TIMING: WINDS WILL BEGIN DECREASING LATE THIS AFTERNOON AND THIS
  EVENING. 

* WINDS: NORTH TO NORTHWEST 25 TO 30 MPH WITH GUSTS OVER 40 MPH.

* IMPACTS: DRIVING MAY BECOME DIFFICULT...ESPECIALLY IN HIGH-
  PROFILE VEHICLES. LIGHT-WEIGHT OBJECTS WILL BE BLOWN AROUND.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

BE CAREFUL IF YOU HAVE TO TRAVEL OR IF YOU ARE WORKING OR PLAYING
OUTSIDE.

&&

$$
672 
WWUS74 KOUN 120010
NPWOUN

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE NORMAN OK
610 PM CST SAT DEC 11 2010

OKZ004>008-010>013-020-120115-
/O.EXP.KOUN.WI.Y.0021.000000T0000Z-101212T0000Z/
HARPER-WOODS-ALFALFA-GRANT-KAY-WOODWARD-MAJOR-GARFIELD-NOBLE-
PAYNE-
INCLUDING THE CITIES OF...BUFFALO...ALVA...CHEROKEE...MEDFORD...
PONCA CITY...WOODWARD...FAIRVIEW...ENID...PERRY...STILLWATER
610 PM CST SAT DEC 11 2010

...WIND ADVISORY HAS EXPIRED...

THE WIND ADVISORY IS NO LONGER IN EFFECT. 

* WINDS ACROSS NORTHERN OKLAHOMA HAVE DIMINISHED BELOW WIND
  ADVISORY LEVELS... BUT WILL REMAIN BRISK OVERNIGHT.

$$

CMS

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 11, 1:20 AM CSTDense Fog AdvisoryOUNCaddo, Canadian, Cleveland, Comanche, Cotton, Garfield and 13 more5 hr

Nearby

Wind Advisories in Oklahoma, 2010Every wind advisory in 2010

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.