Alert archive / Oklahoma / Wind Advisories in 2008

Wind Advisory 21, NWS Norman, OK

April 26, 20087 counties in Oklahoma

NWS Norman, OK issued this wind advisory at Apr 26, 2008, 2:46 PM CDT for 7 counties in Oklahoma. It took effect at Apr 26, 2008, 6:00 PM CDT. It was in force for 4 hr.

The area

The counties it named.

The facts

Issued
Apr 26, 2008, 2:46 PM CDT (19:46 UTC)
In effect from
Apr 26, 2008, 6:00 PM CDT
Expired
Apr 26, 2008, 10:00 PM CDT
In force
4 hr
Issued by
NWS Norman, OK

Counties Custer County, OK, Dewey County, OK, Ellis County, OK, Harper County, OK, Roger Mills County, OK, Woods County, OK, Woodward County, OK

The radar

The Vance AFB radar (KVNX), 122 km from the middle of the area, began a volume at 19:45 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, 7.8 hours before the alert went out and 171 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 2008-04-26Temperature 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°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Lamont, OK at 12:00Z on 2008-04-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -59 square meters per square second.1939587897117Sfc1 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
1940 m above ground
0-6 km bulk shear
59 kt
0-1 km storm-relative helicity
-59 m²/s²
0-3 km storm-relative helicity
58 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.

000 
WWUS74 KOUN 261946
NPWOUN

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE NORMAN OK
246 PM CDT SAT APR 26 2008

...STRONG NORTHERLY WINDS THIS EVENING...


OKZ004-005-009-010-014>016-270300-
/O.NEW.KOUN.WI.Y.0021.080426T2300Z-080427T0300Z/
HARPER-WOODS-ELLIS-WOODWARD-ROGER MILLS-DEWEY-CUSTER-
INCLUDING THE CITIES OF...BUFFALO...ALVA...ARNETT...WOODWARD...
CHEYENNE...TALOGA...WEATHERFORD...CLINTON
246 PM CDT SAT APR 26 2008

...WIND ADVISORY IN EFFECT FROM 6 PM TO 10 PM CDT THIS EVENING...

THE NATIONAL WEATHER SERVICE IN NORMAN HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 6 PM TO 10 PM CDT THIS
EVENING. 

STRONG NORTH WINDS ARE EXPECTED IN THE WAKE OF A COLD FRONT WHICH
WILL MOVE THROUGH NORTHWEST OKLAHOMA THIS EVENING. WIND SPEEDS OF
OF 25 T0 35 MPH WITH OCCASIONAL GUSTS OVER 40 MPH CAN BE EXPECTED
BEHIND THE FRONT THROUGH MID EVENING.

A WIND ADVISORY MEANS THAT SUSTAINED WINDS OVER 30 MPH ARE
EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...
ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION.

$$

Nearby

Wind Advisories in Oklahoma, 2008Every wind advisory in 2008

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.