Alert archive / Wyoming / High Wind Warnings in 2024

High Wind Warning 21, NWS Cheyenne, WY

April 29, 20244 counties in Wyoming

NWS Cheyenne, WY issued this high wind warning at Apr 29, 2024, 2:34 AM MDT for 4 counties in Wyoming. It took effect at Apr 30, 2024, 3:00 AM MDT. It was in force for 15 hr. 12 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
Apr 29, 2024, 2:34 AM MDT (08:34 UTC)
In effect from
Apr 30, 2024, 3:00 AM MDT
Expired
Apr 30, 2024, 6:00 PM MDT
In force
15 hr
Issued by
NWS Cheyenne, WY

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

The radar

The Cheyenne radar (KCYS), 88 km from the middle of the area, began a volume at 08:37 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
Apr 30, 8:52 AM MDTNON-TSTM WND GST 581 Sse Bordeaux, WYMesonet station KBRX 1.4 S Bordeaux (WYDOT).
Apr 30, 8:53 AM MDTNON-TSTM WND GST 581 Nw Cheyenne, WYASOS station KCYS Cheyenne Airport - Cys.
Apr 30, 8:56 AM MDTNON-TSTM WND GST 58Gun Barrel, WYMesonet station KGUN Gun Barrel (WYDOT).
Apr 30, 9:12 AM MDTNON-TSTM WND GST 58Gun Barrel, WYMesonet station KGUN Gun Barrel (WYDOT).
Apr 30, 9:22 AM MDTNON-TSTM WND GST 618 S Chugwater, WYMesonet station WY40 7.5 S Chugwater (WYDOT).
Apr 30, 10:06 AM MDTNON-TSTM WND GST 62Gun Barrel, WYMesonet station KGUN Gun Barrel (WYDOT).
Apr 30, 10:26 AM MDTNON-TSTM WND GST 581 Sse Bordeaux, WYMesonet station KBRX 1.4 S Bordeaux (WYDOT).
Apr 30, 12:36 PM MDTNON-TSTM WND GST 641 Sse Bordeaux, WYMesonet station KBRX 1.4 S Bordeaux (WYDOT).
Apr 30, 12:56 PM MDTNON-TSTM WND GST 5711 Se Arlington, WYStrouss Hill WYDOT site. Sustained winds 34 mph.
Apr 30, 1:59 PM MDTNON-TSTM WND GST 591 Nw Cheyenne, WYASOS station KCYS Cheyenne Airport - Cys.
Apr 30, 2:00 PM MDTNON-TSTM WND GST 587 S Chugwater, WYBear Creek WYDOT site. Sustained winds 38 mph.
Apr 30, 2:24 PM MDTHIGH SUST WINDS 40Whitaker, WYWhitaker WYDOT site on Interstate 25. Sustained winds of 40 mph for past hour. Peak wind gust 57 mph.

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, 8.6 hours before the alert went out and 278 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 2024-04-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 14 joules per kilogram.LCLLFCEL10008507005003002001001 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 2024-04-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 63 square meters per square second.193958Sfc1 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
14 J/kg
Mixed-layer CIN
-48 J/kg
Mixed-layer LCL
1708 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
63 m²/s²
0-3 km storm-relative helicity
130 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

051 
WWUS75 KCYS 290834
NPWCYS

URGENT - WEATHER MESSAGE
National Weather Service Cheyenne WY
234 AM MDT Mon Apr 29 2024

WYZ110-300000-
/O.UPG.KCYS.HW.A.0020.240430T0900Z-240501T0000Z/
/O.NEW.KCYS.HW.W.0021.240430T0900Z-240501T0000Z/
North Snowy Range Foothills-
Including the cities of Elk Mountain and Arlington
234 AM MDT Mon Apr 29 2024

...HIGH WIND WARNING IN EFFECT FROM 3 AM TO 6 PM MDT TUESDAY...

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

* WHERE...North Snowy Range Foothills including Arlington and Elk 
  Mountain along Interstate 80.

* WHEN...From 3 AM to 6 PM MDT Tuesday.

* IMPACTS...Mainly to transportation. Strong cross winds will be 
  hazardous to light weight or high profile vehicles, including 
  campers and tractor trailers.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A High Wind Watch means there is the potential for a hazardous high 
wind event. Sustained wind speeds of at least 40 MPH or gusts of 58 
MPH or stronger may occur. Continue to monitor the latest forecasts.

&&

$$

WYZ106-107-116-117-300000-
/O.UPG.KCYS.HW.A.0020.240430T1200Z-240501T0000Z/
/O.NEW.KCYS.HW.W.0021.240430T1200Z-240501T0000Z/
Central Laramie Range and Southwest Platte County-East Platte
County-South Laramie Range-South Laramie Range Foothills-
Including the cities of Federal, Vedauwoo, Horse Creek, Pumpkin
Vine, Guernsey, Wheatland, Whitaker, Buford, and Bordeaux
234 AM MDT Mon Apr 29 2024

...HIGH WIND WARNING IN EFFECT FROM 6 AM TO 6 PM MDT TUESDAY...

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

* WHERE...South Laramie Range and Foothills including the Interstate 
  80 Summit between Cheyenne and Laramie, Bordeaux area along 
  Interstate 25 between Chugwater and Wheatland, and East Platte 
  County.

* WHEN...From 6 AM to 6 PM MDT Tuesday.

* IMPACTS...Mainly to transportation. Strong cross winds will be 
  hazardous to light weight or high profile vehicles, including 
  campers and tractor trailers.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A High Wind Watch means there is the potential for a hazardous high 
wind event. Sustained wind speeds of at least 40 MPH or gusts of 58 
MPH or stronger may occur. Continue to monitor the latest forecasts.

&&

$$

WYZ118-300000-
/O.NEW.KCYS.HW.A.0021.240430T1500Z-240501T0000Z/
Central Laramie County-
Including the cities of Cheyenne
234 AM MDT Mon Apr 29 2024

...HIGH WIND WATCH IN EFFECT FROM TUESDAY MORNING THROUGH TUESDAY 
AFTERNOON...

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

* WHERE...Central Laramie County.

* WHEN...From 9 AM to 6 PM MDT Tuesday.

* IMPACTS...Mainly to transportation. Strong cross winds will be 
  hazardous to light weight or high profile vehicles, including 
  campers and tractor trailers.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A High Wind Watch means there is the potential for a hazardous high 
wind event. Sustained wind speeds of at least 40 MPH or gusts of 58 
MPH or stronger may occur. Continue to monitor the latest forecasts.

&&

$$

Wills
4 follow-up statements
923 
WWUS75 KCYS 292028
NPWCYS

URGENT - WEATHER MESSAGE
National Weather Service Cheyenne WY
228 PM MDT Mon Apr 29 2024

WYZ110-301200-
/O.CON.KCYS.HW.W.0021.240430T0900Z-240501T0000Z/
North Snowy Range Foothills-
Including the cities of Elk Mountain and Arlington
228 PM MDT Mon Apr 29 2024

...HIGH WIND WARNING REMAINS IN EFFECT FROM 3 AM TO 6 PM MDT 
TUESDAY...

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

* WHERE...North Snowy Range Foothills including Arlington and Elk 
  Mountain along Interstate 80.

* WHEN...From 3 AM to 6 PM MDT Tuesday.

* IMPACTS...Mainly to transportation. Strong cross winds will be 
  hazardous to light weight or high profile vehicles, including 
  campers and tractor trailers.

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 stronger can lead to property damage.

&&

$$

WYZ106-107-116-117-301200-
/O.CON.KCYS.HW.W.0021.240430T1200Z-240501T0000Z/
Central Laramie Range and Southwest Platte County-East Platte
County-South Laramie Range-South Laramie Range Foothills-
Including the cities of Wheatland, Vedauwoo, Horse Creek,
Bordeaux, Federal, Whitaker, Buford, Pumpkin Vine, and Guernsey
228 PM MDT Mon Apr 29 2024

...HIGH WIND WARNING REMAINS IN EFFECT FROM 6 AM TO 6 PM MDT 
TUESDAY...

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

* WHERE...South Laramie Range and Foothills including the Interstate 
  80 Summit between Cheyenne and Laramie, Bordeaux area along 
  Interstate 25 between Chugwater and Wheatland, and East Platte 
  County.

* WHEN...From 6 AM to 6 PM MDT Tuesday.

* IMPACTS...Mainly to transportation. Strong cross winds will be 
  hazardous to light weight or high profile vehicles, including 
  campers and tractor trailers.

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 stronger can lead to property damage.

&&

$$

WYZ118-301200-
/O.CON.KCYS.HW.A.0021.240430T1500Z-240501T0000Z/
Central Laramie County-
Including the cities of Cheyenne
228 PM MDT Mon Apr 29 2024

...HIGH WIND WATCH REMAINS IN EFFECT FROM TUESDAY MORNING THROUGH 
TUESDAY AFTERNOON...

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

* WHERE...Central Laramie County.

* WHEN...From Tuesday morning through Tuesday afternoon.

* IMPACTS...Mainly to transportation. Strong cross winds will be 
  hazardous to light weight or high profile vehicles, including 
  campers and tractor trailers.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A High Wind Watch means there is the potential for a hazardous high 
wind event. Sustained wind speeds of at least 40 MPH or gusts of 58 
MPH or stronger may occur. Continue to monitor the latest forecasts.

&&

$$

Brothers
104 
WWUS75 KCYS 300756
NPWCYS

URGENT - WEATHER MESSAGE
National Weather Service Cheyenne WY
156 AM MDT Tue Apr 30 2024

WYZ110-302345-
/O.CON.KCYS.HW.W.0021.240430T0900Z-240501T0000Z/
North Snowy Range Foothills-
Including the cities of Arlington and Elk Mountain
156 AM MDT Tue Apr 30 2024

...HIGH WIND WARNING REMAINS IN EFFECT FROM 3 AM TO 6 PM MDT
TUESDAY...

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

* WHERE...North Snowy Range Foothills including Arlington and 
  Elk Mountain along Interstate 80. 

* WHEN...From 3 AM to 6 PM MDT Tuesday.

* IMPACTS...Mainly to transportation. Strong cross winds will be 
  hazardous to light weight or high profile vehicles, including 
  campers and tractor trailers. 

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 stronger can lead to property damage.

&&

$$

WYZ106-107-116-117-302345-
/O.CON.KCYS.HW.W.0021.240430T1200Z-240501T0000Z/
Central Laramie Range and Southwest Platte County-
East Platte County-South Laramie Range-
South Laramie Range Foothills-
Including the cities of Bordeaux, Wheatland, Guernsey, Buford, 
Pumpkin Vine, Vedauwoo, Whitaker, Federal, and Horse Creek
156 AM MDT Tue Apr 30 2024

...HIGH WIND WARNING REMAINS IN EFFECT FROM 6 AM TO 6 PM MDT
TUESDAY...

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

* WHERE...South Laramie Range and Foothills including the 
  Interstate 80 Summit between Cheyenne and Laramie, Bordeaux 
  area along Interstate 25 between Chugwater and Wheatland, and 
  East Platte County. 

* WHEN...From 6 AM to 6 PM MDT Tuesday.

* IMPACTS...Mainly to transportation. Strong cross winds will be 
  hazardous to light weight or high profile vehicles, including 
  campers and tractor trailers. 

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 stronger can lead to property damage.

&&

$$

WYZ118-302345-
/O.CON.KCYS.HW.A.0021.240430T1500Z-240501T0000Z/
Central Laramie County-
Including the city of Cheyenne
156 AM MDT Tue Apr 30 2024

...HIGH WIND WATCH REMAINS IN EFFECT FROM TUESDAY MORNING THROUGH
TUESDAY AFTERNOON...

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

* WHERE...Central Laramie County.

* WHEN...From Tuesday morning through Tuesday afternoon.

* IMPACTS...Mainly to transportation. Strong cross winds will be 
  hazardous to light weight or high profile vehicles, including 
  campers and tractor trailers. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A High Wind Watch means there is the potential for a hazardous
high wind event. Sustained wind speeds of at least 40 MPH or
gusts of 58 MPH or stronger may occur. Continue to monitor the
latest forecasts.

&&

$$
199 
WWUS75 KCYS 301508
NPWCYS

URGENT - WEATHER MESSAGE
National Weather Service Cheyenne WY
908 AM MDT Tue Apr 30 2024

WYZ118-010000-
/O.UPG.KCYS.HW.A.0021.000000T0000Z-240501T0000Z/
/O.EXA.KCYS.HW.W.0021.000000T0000Z-240501T0000Z/
Central Laramie County-
Including the cities of Cheyenne
908 AM MDT Tue Apr 30 2024

...HIGH WIND WARNING IN EFFECT UNTIL 6 PM MDT THIS EVENING...

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

* WHERE...Central Laramie County.

* WHEN...Until 6 PM MDT this evening.

* IMPACTS...Mainly to transportation. Strong cross winds will be 
  hazardous to light weight or high profile vehicles, including 
  campers and tractor trailers.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A High Wind Watch means there is the potential for a hazardous high 
wind event. Sustained wind speeds of at least 40 MPH or gusts of 58 
MPH or stronger may occur. Continue to monitor the latest forecasts.

&&

$$

WYZ106-107-116-117-010000-
/O.CON.KCYS.HW.W.0021.000000T0000Z-240501T0000Z/
Central Laramie Range and Southwest Platte County-East Platte
County-South Laramie Range-South Laramie Range Foothills-
Including the cities of Guernsey, Bordeaux, Pumpkin Vine,
Vedauwoo, Federal, Horse Creek, Whitaker, Wheatland, and Buford
908 AM MDT Tue Apr 30 2024

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 6 PM MDT THIS EVENING...

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

* WHERE...South Laramie Range and Foothills including the Interstate 
  80 Summit between Cheyenne and Laramie, Bordeaux area along 
  Interstate 25 between Chugwater and Wheatland, and East Platte 
  County.

* WHEN...Until 6 PM MDT this evening.

* IMPACTS...Mainly to transportation. Strong cross winds will be 
  hazardous to light weight or high profile vehicles, including 
  campers and tractor trailers.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A High Wind Watch means there is the potential for a hazardous high 
wind event. Sustained wind speeds of at least 40 MPH or gusts of 58 
MPH or stronger may occur. Continue to monitor the latest forecasts.

&&

$$

WYZ110-010000-
/O.CON.KCYS.HW.W.0021.000000T0000Z-240501T0000Z/
North Snowy Range Foothills-
Including the cities of Arlington and Elk Mountain
908 AM MDT Tue Apr 30 2024

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 6 PM MDT THIS EVENING...

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

* WHERE...North Snowy Range Foothills including Arlington and Elk 
  Mountain along Interstate 80.

* WHEN...Until 6 PM MDT this evening.

* IMPACTS...Mainly to transportation. Strong cross winds will be 
  hazardous to light weight or high profile vehicles, including 
  campers and tractor trailers.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A High Wind Watch means there is the potential for a hazardous high 
wind event. Sustained wind speeds of at least 40 MPH or gusts of 58 
MPH or stronger may occur. Continue to monitor the latest forecasts.

&&

$$

Charnick
221 
WWUS75 KCYS 302348
NPWCYS

URGENT - WEATHER MESSAGE
National Weather Service Cheyenne WY
548 PM MDT Tue Apr 30 2024

WYZ106-107-116-117-010100-
/O.CAN.KCYS.HW.W.0021.000000T0000Z-240501T0000Z/
Central Laramie Range and Southwest Platte County-East Platte
County-South Laramie Range-South Laramie Range Foothills-
Including the cities of Guernsey, Whitaker, Bordeaux, Wheatland,
Buford, Pumpkin Vine, Federal, Horse Creek, and Vedauwoo
548 PM MDT Tue Apr 30 2024

...HIGH WIND WARNING WILL EXPIRE AT 6 PM THIS EVENING...

Winds have diminished below warning thresholds. It will continue to 
be quite gusty through sunset, but should diminish fairly quickly 
afterwards. Therefore, the High Wind Warning will be allowed to 
expire.

$$

WYZ110-118-010100-
/O.EXP.KCYS.HW.W.0021.000000T0000Z-240501T0000Z/
North Snowy Range Foothills-Central Laramie County-
Including the cities of Arlington, Cheyenne, and Elk Mountain
548 PM MDT Tue Apr 30 2024

...HIGH WIND WARNING WILL EXPIRE AT 6 PM MDT THIS EVENING...

$$

Cox

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 29, 2:34 AM MDTHigh Wind WatchCYSLaramie31 hr
Apr 29, 2:47 AM MDTFire Weather WatchCYSGoshen23 hr

Nearby

High Wind Warnings in Wyoming, 2024Every high wind warning in 2024

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.