Alert archive / Wyoming / High Wind Warnings in 2021

High Wind Warning 47, NWS Cheyenne, WY

November 23, 2021Albany County, Carbon County, Wyoming

NWS Cheyenne, WY issued this high wind warning at Nov 23, 2021, 8:03 PM MST for Albany County, Carbon County, Wyoming. It was in force for 6 hr. 1 report 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
Nov 23, 2021, 8:03 PM MST (03:03 UTC)
Expired
Nov 24, 2021, 2:00 AM MST
In force
6 hr
Issued by
NWS Cheyenne, WY

Counties Albany County, WY, Carbon County, WY

The radar

The Cheyenne radar (KCYS), 140 km from the middle of the area, began a volume at 03:03 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
Nov 23, 8:04 PM MSTNON-TSTM WND GST 597 Ese Arlington, WYCOOPER COVE WYDOT SITE. SUSTAINED WINDS 34 MPH. WINDS BEGAN GUSTING TO 58 MPH AT 746 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, 3.1 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 2021-11-24Temperature 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 2021-11-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 53 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
3600 m above ground
0-6 km bulk shear
58 kt
0-1 km storm-relative helicity
53 m²/s²
0-3 km storm-relative helicity
231 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

222 
WWUS75 KCYS 240303
NPWCYS

URGENT - WEATHER MESSAGE
National Weather Service Cheyenne WY
803 PM MST Tue Nov 23 2021

WYZ110-240900-
/O.NEW.KCYS.HW.W.0047.211124T0303Z-211124T0900Z/
North Snowy Range Foothills-
Including the cities of Arlington and Elk Mountain
803 PM MST Tue Nov 23 2021

...HIGH WIND WARNING IN EFFECT UNTIL 2 AM MST WEDNESDAY...

* WHAT...West winds 35 to 45 mph with gusts up to 60 mph.

* WHERE...North Snowy Range Foothills.

* WHEN...Until 2 AM MST Wednesday.

* IMPACTS...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.

&&

$$
1 follow-up statement
878 
WWUS75 KCYS 240907
NPWCYS

URGENT - WEATHER MESSAGE
National Weather Service Cheyenne WY
207 AM MST Wed Nov 24 2021

WYZ110-250000-
/O.EXP.KCYS.HW.W.0047.000000T0000Z-211124T0900Z/
/O.NEW.KCYS.HW.A.0040.211125T1200Z-211126T1200Z/
North Snowy Range Foothills-
Including the cities of Arlington and Elk Mountain
207 AM MST Wed Nov 24 2021

...HIGH WIND WARNING HAS EXPIRED...

...HIGH WIND WATCH IN EFFECT FROM EARLY THURSDAY MORNING THROUGH 
EARLY FRIDAY MORNING...

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

* WHERE...North Snowy Range Foothills.

* WHEN...From early Thursday morning through early Friday morning.

* IMPACTS...Travel could be difficult, especially for high profile
  vehicles.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Monitor the latest forecasts and warnings for updates on this
situation. Fasten loose objects or shelter objects in a safe
location prior to the onset of winds.

&&

$$

WYZ106-250000-
/O.NEW.KCYS.HW.A.0040.211125T1200Z-211126T1200Z/
Central Laramie Range and Southwest Platte County-
Including the city of Bordeaux
207 AM MST Wed Nov 24 2021

...HIGH WIND WATCH IN EFFECT FROM EARLY THURSDAY MORNING THROUGH 
EARLY FRIDAY MORNING...

* WHAT...West winds 35 to 45 mph with gusts up to 60 mph 
  possible.

* WHERE...Central Laramie Range and Southwest Platte County.

* WHEN...From early Thursday morning through early Friday morning.

* IMPACTS...Travel could be difficult, especially for high 
  profile vehicles.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Monitor the latest forecasts and warnings for updates on this
situation. Fasten loose objects or shelter objects in a safe
location prior to the onset of winds.

&&

$$

WYZ116-250000-
/O.NEW.KCYS.HW.A.0040.211126T0000Z-211126T1200Z/
South Laramie Range-
Including the cities of Buford, Pumpkin Vine, and Vedauwoo
207 AM MST Wed Nov 24 2021

...HIGH WIND WATCH IN EFFECT FROM THURSDAY AFTERNOON THROUGH EARLY
FRIDAY MORNING...

* WHAT...West winds 25 to 35 mph with gusts up to 60 mph 
  possible.

* WHERE...South Laramie Range.

* WHEN...From Thursday afternoon through early Friday morning.

* IMPACTS...Travel could be difficult, especially for high 
  profile vehicles.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Monitor the latest forecasts and warnings for updates on this
situation. Fasten loose objects or shelter objects in a safe
location prior to the onset of winds.

&&

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Nov 24, 1:56 AM MSTFire Weather WatchCYS12 hr
Nov 24, 2:07 AM MSTHigh Wind WatchCYSAlbany, Carbon, Laramie, Platte35 hr
Nov 24, 2:14 PM MSTHigh Wind WarningCYSAlbany, Carbon, Laramie, Platte55 hr
Nov 24, 2:22 PM MSTRed Flag WarningCYS26 hr

Nearby

High Wind Warnings in Wyoming, 2021Every high wind warning in 2021

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.