Alert archive / Wyoming / High Wind Warnings in 2011

High Wind Warning 22, NWS Cheyenne, WY

February 26, 2011Albany County, Laramie County, Platte County, Wyoming

NWS Cheyenne, WY issued this high wind warning at Feb 26, 2011, 12:03 PM MST for Albany County, Laramie County, Platte County, Wyoming. It was in force for 5 hr. 2 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Feb 26, 2011, 12:03 PM MST (19:03 UTC)
Expired
Feb 26, 2011, 4:47 PM MST
In force
5 hr
Issued by
NWS Cheyenne, WY

Counties Albany County, WY, Laramie County, WY, Platte County, WY

The radar

The Cheyenne radar (KCYS), 66 km from the middle of the area, began a volume at 19:02 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.

What was reported inside it

TimeReportWhereRemark
Feb 26, 4:06 PM MSTTSTM WND GST 5413 S Glendo, WYWINDS WERE SUSTAINED AT 37 MPH.
Feb 26, 4:30 PM MSTNON-TSTM WND GST 5913 S Glendo, WYWINDS WERE SUSTAINED AT 35 MPH.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Denver, CO (KDNR), launched 12:00Z, 7.1 hours before the alert went out and 259 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, Denver, CO at 12:00Z on 2011-02-26Temperature 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 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Denver, CO at 12:00Z on 2011-02-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 258 square meters per square second.1939587897117136Sfc1 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
1724 m above ground
0-6 km bulk shear
93 kt
0-1 km storm-relative helicity
258 m²/s²
0-3 km storm-relative helicity
239 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.

782 
WWUS75 KCYS 261903
NPWCYS

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
1203 PM MST SAT FEB 26 2011

...HIGH WINDS ARE EXPECTED NEAR BORDEAUX ON INTERSTATE 25 THIS
AFTERNOON...

.LOW PRESSURE ALONG THE LARAMIE RANGE ALONG WITH A STATIONARY
FRONTAL BOUNDARY WILL PUSH EAST OF THE BORDEAUX AREA THIS AFTERNOON
AND CONTINUE TO PRODUCE GUSTY SOUTHWEST WINDS.

WYZ106-270000-
/O.NEW.KCYS.HW.W.0022.110226T1903Z-110227T0000Z/
CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY-
INCLUDING THE CITY OF...BORDEAUX
1203 PM MST SAT FEB 26 2011

...HIGH WIND WARNING IN EFFECT UNTIL 5 PM MST THIS AFTERNOON...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A HIGH WIND
WARNING...WHICH IS IN EFFECT UNTIL 5 PM MST THIS AFTERNOON. 


* TIMING...THE HIGHEST GUSTS WILL OCCUR THIS AFTERNOON BEFORE
  TAPERING TO 40 TO 50 MPH THIS EVENING.

* WINDS...SOUTHWEST WITH SUSTAINED SPEEDS OF 40 TO 45 MPH WITH
  GUSTS TO 60 MPH ARE POSSIBLE.

* IMPACTS...THESE HIGH WIND SPEEDS WILL AFFECT LIGHT WEIGHT
  TRAILORS AND HIGH PROFILE VEHICLES. THESE TYPE OF VEHICLES
  SHOULD AVOID DRIVING THROUGH THIS AREA...DUE TO THE POTENTIAL
  OF BLOWING OVER.



PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE. FOR DETAILED ROAD
AND TRAVEL CONDITIONS IN WYOMING AND NEBRASKA...DIAL 5 1 1.

&&

$$
COX
1 follow-up statement
426 
WWUS75 KCYS 262347
NPWCYS

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
447 PM MST SAT FEB 26 2011

...THE STRONG WINDS HAVE DIMINISHED SOME LATE THIS AFTERNOON IN
SOUTHWEST PLATTE COUNTY...

.THE STRONG SOUTHWEST WINDS HAVE SUBSIDED SOME SINCE EARLY THIS
AFTERNOON OVER THE AREA BETWEEN CHUGWATER AND WHEATLAND. THROUGH
TONIGHT...WINDS IN THAT AREA WILL BE SUSTAINED AROUND 30 MPH WITH 
GUSTS TO 45 MPH.  

WYZ106-270100-
/O.CAN.KCYS.HW.W.0022.000000T0000Z-110227T0000Z/
CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY-
INCLUDING THE CITY OF...BORDEAUX
447 PM MST SAT FEB 26 2011

...HIGH WIND WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS CANCELLED THE HIGH
WIND WARNING. 

THE STRONG SOUTHWEST WINDS HAVE SUBSIDED SOME SINCE EARLY THIS
AFTERNOON OVER THE AREA BETWEEN CHUGWATER AND WHEATLAND. THROUGH
TONIGHT THE WINDS WILL REMAIN BELOW HIGH WIND CRITERIA AND
WILL BE SUSTAINED AROUND 30 MPH WITH GUSTS TO 45 MPH.

$$

WEILAND

The office that day

Everything else NWS Cheyenne, WY issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Feb 25, 8:07 PM MSTDense Fog AdvisoryCYSAlbany, Laramie7 hr

Nearby

High Wind Warnings in Wyoming, 2011Every high wind warning in 2011

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.