Alert archive / Wyoming / High Wind Warnings in 2011

High Wind Warning 12, NWS Cheyenne, WY

February 3, 2011Albany County, Laramie County, Platte County, Wyoming

NWS Cheyenne, WY issued this high wind warning at Feb 3, 2011, 12:32 AM MST for Albany County, Laramie County, Platte County, Wyoming. It was in force for 8 hr. 10 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 3, 2011, 12:32 AM MST (07:32 UTC)
Expired
Feb 3, 2011, 9:00 AM MST
In force
8 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 07:36 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 3, 1:00 AM MSTNON-TSTM WND GST 58Bordeaux, WYSUSTAINED WIND 44 MPH.
Feb 3, 1:10 AM MSTNON-TSTM WND GST 58Bordeaux, WYSUSTAINED WIND 45 MPH.
Feb 3, 1:40 AM MSTNON-TSTM WND GST 58Bordeaux, WYSUSTAINED WIND 44 MPH.
Feb 3, 1:50 AM MSTNON-TSTM WND GST 64Bordeaux, WYSUSTAINED WIND 45 MPH.
Feb 3, 2:05 AM MSTHIGH SUST WINDS 48Bordeaux, WY
Feb 3, 3:20 AM MSTNON-TSTM WND GST 60Bordeaux, WYSUSTAINED WIND 44 MPH.
Feb 3, 3:56 AM MSTNON-TSTM WND GST 61Bordeaux, WYSUSTAINED WIND 47 MPH.
Feb 3, 4:55 AM MSTNON-TSTM WND GST 58Bordeaux, WYSUSTAINED WIND 42 MPH.
Feb 3, 7:30 AM MSTNON-TSTM WND GST 60Bordeaux, WYSUSTAINED WIND 45 MPH.
Feb 3, 7:50 AM MSTHIGH SUST WINDS 42Bordeaux, WYSUSTAINED WIND 40 TO 45 MPH FROM 730 AM TO 750 AM.

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 00:00Z, 7.5 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 00:00Z on 2011-02-03Temperature 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 00:00Z on 2011-02-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 40 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1959 m above ground
0-6 km bulk shear
57 kt
0-1 km storm-relative helicity
40 m²/s²
0-3 km storm-relative helicity
145 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.

013 
WWUS75 KCYS 030732
NPWCYS

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
1232 AM MST THU FEB 3 2011

...STRONG WINDS WILL OCCUR THE REST OF TONIGHT...

.A STRONG PRESSURE GRADIENT OVER THE AREA WILL RESULT IN HIGH
WINDS FOR THE REST OF TONIGHT AND INTO EARLY THURSDAY MORNING. THE
PRESSURE GRADIENT WILL RELAX BY MID MORNING THURSDAY AND WINDS
WILL DECREASE AT THAT TIME.

WYZ106-031545-
/O.NEW.KCYS.HW.W.0012.110203T0732Z-110203T1600Z/
CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY-
INCLUDING THE CITY OF...BORDEAUX
1232 AM MST THU FEB 3 2011

...HIGH WIND WARNING IN EFFECT UNTIL 9 AM MST THIS MORNING...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A HIGH WIND
WARNING...WHICH IS IN EFFECT UNTIL 9 AM MST THIS MORNING. 

* TIMING...THROUGH 9 AM THURSDAY MORNING.

* WINDS...WEST TO SOUTHWEST WINDS SUSTAINED AT 35 TO 45 MPH WITH
  GUSTS UP TO 60 MPH.

* IMPACTS...PEOPLE PLANNING TRAVEL ALONG INTERSTATE 25 BETWEEN
  CHUGWATER AND WHEATLAND SHOULD BE AWARE OF THE STRONG WINDS AND
  SUDDEN GUSTS. THOSE IN LIGHTWEIGHT OR HIGH PROFILE VEHICLES ARE
  ESPECIALLY AT RISK.

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.

&&

$$
DAUGHERTY
2 follow-up statements
365 
WWUS75 KCYS 031132
NPWCYS

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
432 AM MST THU FEB 3 2011

...STRONG WINDS WILL OCCUR THROUGH MID MORNING...

.A STRONG PRESSURE GRADIENT OVER THE AREA WILL RESULT IN HIGH
WINDS THROUGH MID MORNING. THE PRESSURE GRADIENT WILL RELAX BY MID
MORNING THURSDAY AND WINDS WILL DECREASE AT THAT TIME.

WYZ106-031600-
/O.CON.KCYS.HW.W.0012.000000T0000Z-110203T1600Z/
CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY-
INCLUDING THE CITY OF...BORDEAUX
432 AM MST THU FEB 3 2011

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 9 AM MST THIS
MORNING...

A HIGH WIND WARNING REMAINS IN EFFECT UNTIL 9 AM MST THIS
MORNING. 

* TIMING...THROUGH 9 AM THURSDAY MORNING.

* WINDS...WEST TO SOUTHWEST WINDS SUSTAINED AT 35 TO 45 MPH WITH 
  GUSTS UP TO 60 MPH. 

* IMPACTS...PEOPLE PLANNING TRAVEL ALONG INTERSTATE 25 BETWEEN 
  CHUGWATER AND WHEATLAND SHOULD BE AWARE OF THE STRONG WINDS 
  AND SUDDEN GUSTS. THOSE IN LIGHTWEIGHT OR HIGH PROFILE 
  VEHICLES ARE ESPECIALLY AT RISK. 

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.

&&

$$
636 
WWUS75 KCYS 031600
NPWCYS

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
900 AM MST THU FEB 3 2011

WYZ106-031700-
/O.EXP.KCYS.HW.W.0012.000000T0000Z-110203T1600Z/
CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY-
INCLUDING THE CITY OF...BORDEAUX
900 AM MST THU FEB 3 2011

...HIGH WIND WARNING WILL EXPIRE AT 9 AM MST THIS MORNING...

THE HIGH WIND WARNING WILL EXPIRE AT 9 AM MST THIS MORNING. 

SLIGHTLY LIGHTER SOUTHWEST WINDS OF 30 TO 40 MPH AND GUSTS TO
AROUND 50 MPH WILL STILL BE POSSIBLE THIS MORNING.

$$

CARPENTER

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 3, 3:13 PM MSTHigh Wind WarningCYSAlbany, Laramie, Platte15 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.