Alert archive / Wyoming / High Wind Warnings in 2023

High Wind Warning 39, NWS Cheyenne, WY

October 25, 2023Albany County, Carbon County, Wyoming

NWS Cheyenne, WY issued this high wind warning at Oct 25, 2023, 6:57 PM MDT for Albany County, Carbon County, Wyoming. It took effect at Oct 26, 2023, 3:00 PM MDT. It was in force for 9 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
Oct 25, 2023, 6:57 PM MDT (00:57 UTC)
In effect from
Oct 26, 2023, 3:00 PM MDT
Expired
Oct 27, 2023, 12:00 AM MDT
In force
9 hr
Issued by
NWS Cheyenne, WY

Counties Albany County, WY, Carbon County, WY

What was reported inside it

TimeReportWhereRemark
Oct 26, 5:36 PM MDTNON-TSTM WND GST 617 Ese Arlington, WYCOOPER COVE WYDOT SITE. GUSTS 61 MPH FROM 536 PM TO 552 PM.
Oct 26, 9:00 PM MDTNON-TSTM WND GST 583 Ese Elk Mountain, WYCOUNTY ROAD 402 WYDOT SITE. WIND GUSTS 58 MPH FROM 9PM TO 908 PM.

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

The nearest sounding before it

Riverton, WY (KRIW), launched 00:00Z, 1.0 hours before the alert went out and 230 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, Riverton, WY at 00:00Z on 2023-10-26Temperature 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, Riverton, WY at 00:00Z on 2023-10-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 432 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
1981 m above ground
0-6 km bulk shear
73 kt
0-1 km storm-relative helicity
432 m²/s²
0-3 km storm-relative helicity
440 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

735 
WWUS75 KCYS 260057
NPWCYS

URGENT - WEATHER MESSAGE
National Weather Service Cheyenne WY
657 PM MDT Wed Oct 25 2023

WYZ109-110-113-260900-
/O.UPG.KCYS.HW.A.0042.231026T2100Z-231027T0600Z/
/O.NEW.KCYS.HW.W.0039.231026T2100Z-231027T0600Z/
Central Carbon County-North Snowy Range Foothills-
Upper North Platte River Basin-
Including the cities of Rawlins, Arlington, Elk Mountain, 
Saratoga, and Encampment
657 PM MDT Wed Oct 25 2023

...HIGH WIND WARNING IN EFFECT FROM 3 PM THURSDAY TO MIDNIGHT MDT
THURSDAY NIGHT...

* WHAT...West winds 30 to 40 mph with gusts up to 60 mph 
  expected.

* WHERE...Central Carbon County, North Snowy Range Foothills and 
  Upper North Platte River Basin.

* WHEN...From 3 PM Thursday to midnight MDT Thursday night.

* IMPACTS...Damaging winds will blow down trees and power lines. 
  Widespread power outages are expected. Travel will be 
  difficult, especially for high profile vehicles.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

People should avoid being outside in forested areas and around
trees and branches. If possible, remain in the lower levels of
your home during the windstorm, and avoid windows. Use caution if
you must drive.

&&

$$
5 follow-up statements
049 
WWUS75 KCYS 260923
NPWCYS

URGENT - WEATHER MESSAGE
National Weather Service Cheyenne WY
323 AM MDT Thu Oct 26 2023

WYZ109-110-113-270000-
/O.CON.KCYS.HW.W.0039.231026T2100Z-231027T0600Z/
Central Carbon County-North Snowy Range Foothills-
Upper North Platte River Basin-
Including the cities of Rawlins, Arlington, Elk Mountain, 
Saratoga, and Encampment
323 AM MDT Thu Oct 26 2023

...HIGH WIND WARNING REMAINS IN EFFECT FROM 3 PM THIS AFTERNOON
TO MIDNIGHT MDT TONIGHT...

* WHAT...West winds 30 to 40 mph with gusts up to 60 mph 
  expected.

* WHERE...Central Carbon County, North Snowy Range Foothills and 
  Upper North Platte River Basin.

* WHEN...From 3 PM Thursday to midnight MDT Thursday night.

* IMPACTS...Damaging winds will blow down trees and power lines. 
  Widespread power outages are expected. Travel will be 
  difficult, especially for high profile vehicles.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

People should avoid being outside in forested areas and around
trees and branches. If possible, remain in the lower levels of
your home during the windstorm, and avoid windows. Use caution if
you must drive.

&&

$$
071 
WWUS75 KCYS 261411
NPWCYS

URGENT - WEATHER MESSAGE
National Weather Service Cheyenne WY
811 AM MDT Thu Oct 26 2023

WYZ109-110-113-261615-
/O.CON.KCYS.HW.W.0039.231026T2100Z-231027T0600Z/
Central Carbon County-North Snowy Range Foothills-
Upper North Platte River Basin-
Including the cities of Rawlins, Arlington, Elk Mountain, 
Saratoga, and Encampment
811 AM MDT Thu Oct 26 2023

...HIGH WIND WARNING REMAINS IN EFFECT FROM 3 PM THIS AFTERNOON
TO MIDNIGHT MDT TONIGHT...

* WHAT...West winds 30 to 40 mph with gusts up to 60 mph 
  expected.

* WHERE...Central Carbon County, North Snowy Range Foothills and 
  Upper North Platte River Basin.

* WHEN...From 3 PM Thursday to midnight MDT Thursday night.

* IMPACTS...Damaging winds will blow down trees and power lines. 
  Widespread power outages are expected. Travel will be 
  difficult, especially for high profile vehicles.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

People should avoid being outside in forested areas and around
trees and branches. If possible, remain in the lower levels of
your home during the windstorm, and avoid windows. Use caution if
you must drive.

&&

$$

WYZ106-117-118-261600-
/O.NEW.KCYS.FG.Y.0012.231026T1411Z-231026T1600Z/
Central Laramie Range and Southwest Platte County-
South Laramie Range Foothills-Central Laramie County-
Including the cities of Bordeaux, Whitaker, Federal, Horse Creek,
and Cheyenne
811 AM MDT Thu Oct 26 2023

...DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM MDT THIS MORNING...

* WHAT...Visibility 1/4mile or less in dense fog.

* WHERE...Central Laramie Range and Southwest Platte County, South
  Laramie Range Foothills and Central Laramie County. From the
  Wyoming/Colorado border along the I-25 north to the
  Platte/Converse county line. 

* WHEN...Until 10 AM MDT this morning.

* IMPACTS...Hazardous driving conditions due to low visibility.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

If driving, slow down, use your headlights, and leave plenty of
distance ahead of you.

&&

$$
264 
WWUS75 KCYS 261559
NPWCYS

URGENT - WEATHER MESSAGE
National Weather Service Cheyenne WY
959 AM MDT Thu Oct 26 2023

WYZ109-110-113-261900-
/O.CON.KCYS.HW.W.0039.231026T2100Z-231027T0600Z/
Central Carbon County-North Snowy Range Foothills-
Upper North Platte River Basin-
Including the cities of Rawlins, Arlington, Elk Mountain, 
Saratoga, and Encampment
959 AM MDT Thu Oct 26 2023

...HIGH WIND WARNING REMAINS IN EFFECT FROM 3 PM THIS AFTERNOON
TO MIDNIGHT MDT TONIGHT...

* WHAT...West winds 30 to 40 mph with gusts up to 60 mph 
  expected.

* WHERE...Central Carbon County, North Snowy Range Foothills and 
  Upper North Platte River Basin.

* WHEN...From 3 PM Thursday to midnight MDT Thursday night.

* IMPACTS...Damaging winds will blow down trees and power lines. 
  Widespread power outages are expected. Travel will be 
  difficult, especially for high profile vehicles.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

People should avoid being outside in forested areas and around
trees and branches. If possible, remain in the lower levels of
your home during the windstorm, and avoid windows. Use caution if
you must drive.

&&

$$

WYZ106-117-118-261800-
/O.EXT.KCYS.FG.Y.0012.000000T0000Z-231026T1800Z/
Central Laramie Range and Southwest Platte County-
South Laramie Range Foothills-Central Laramie County-
Including the cities of Bordeaux, Whitaker, Federal, Horse Creek,
and Cheyenne
959 AM MDT Thu Oct 26 2023

...DENSE FOG ADVISORY NOW IN EFFECT UNTIL NOON MDT TODAY...

* WHAT...Visibility 1/4mile or less in dense fog.

* WHERE...Central Laramie Range and Southwest Platte County, 
  South Laramie Range Foothills and Central Laramie County. From 
  the Wyoming/Colorado border along the I-25 north to the 
  Platte/Converse county line.

* WHEN...Until noon MDT today.

* IMPACTS...Hazardous driving conditions due to low visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If driving, slow down, use your headlights, and leave plenty of
distance ahead of you.

&&

$$
207 
WWUS75 KCYS 261928
NPWCYS

URGENT - WEATHER MESSAGE
National Weather Service Cheyenne WY
128 PM MDT Thu Oct 26 2023

WYZ109-110-113-270600-
/O.CON.KCYS.HW.W.0039.231026T2100Z-231027T0600Z/
Central Carbon County-North Snowy Range Foothills-
Upper North Platte River Basin-
Including the cities of Rawlins, Arlington, Elk Mountain, 
Saratoga, and Encampment
128 PM MDT Thu Oct 26 2023

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT
TONIGHT...

* WHAT...West winds 30 to 40 mph with gusts up to 60 mph 
  expected.

* WHERE...Central Carbon County, North Snowy Range Foothills and 
  Upper North Platte River Basin.

* WHEN...From 3 PM Today to midnight tonight.

* IMPACTS...Travel could be difficult, especially for high 
  profile vehicles on I-80.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

People should avoid being outside in forested areas and around
trees and branches. Use caution if you must drive.

&&

$$
901 
WWUS75 KCYS 270546
NPWCYS

URGENT - WEATHER MESSAGE
National Weather Service Cheyenne WY
1146 PM MDT Thu Oct 26 2023

WYZ109-110-113-270700-
/O.EXP.KCYS.HW.W.0039.000000T0000Z-231027T0600Z/
Central Carbon County-North Snowy Range Foothills-
Upper North Platte River Basin-
Including the cities of Rawlins, Arlington, Elk Mountain, 
Saratoga, and Encampment
1146 PM MDT Thu Oct 26 2023

...HIGH WIND WARNING WILL EXPIRE AT MIDNIGHT MDT TONIGHT...

Wind gusts have decreased below criteria. Periodic wind gusts 40
to 50 mph remain possible overnight.

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 26, 8:11 AM MDTDense Fog AdvisoryCYSAlbany, Laramie, Platte4 hr

Nearby

High Wind Warnings in Wyoming, 2023Every high wind warning in 2023

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.