Alert archive / Wyoming / High Wind Warnings in 2021

High Wind Warning 55, NWS Cheyenne, WY

December 10, 20215 counties in Wyoming

NWS Cheyenne, WY issued this high wind warning at Dec 10, 2021, 2:55 PM MST for 5 counties in Wyoming. It took effect at Dec 10, 2021, 11:00 PM MST. It was in force for 42 hr. 60 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
Dec 10, 2021, 2:55 PM MST (21:55 UTC)
In effect from
Dec 10, 2021, 11:00 PM MST
Expired
Dec 12, 2021, 5:00 PM MST
In force
42 hr
Issued by
NWS Cheyenne, WY

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

The radar

The Cheyenne radar (KCYS), 109 km from the middle of the area, began a volume at 21:56 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
Dec 10, 11:06 PM MSTNON-TSTM WND GST 607 Nw Elk Mountain, WYMESONET STATION WY18 HALLECK RIDGE (WYDOT).
Dec 10, 11:12 PM MSTNON-TSTM WND GST 623 Ese Elk Mountain, WYMESONET STATION WY20 2.5 SE ELK MOUNTAIN (WYDOT).
Dec 10, 11:34 PM MSTBLIZZARD1 Nnw Arlington, WYWYDOT SENSOR AT ARLINGTON RECORDED FREQUENT WIND GUSTS > 35 MPH WITH VISIBILITIES UNDER 1/4 MILE BETWEEN 0816 PM AND 0100 AM. PEAK WIND GUST 71 MPH WITH 0.07 MILE VISIBILITY. 3-HOUR CRITERIA MET AT 11:34 PM.
Dec 10, 11:36 PM MSTNON-TSTM WND GST 615 Nw Arlington, WYMESONET STATION WY21 5.5 NW ARLINGTON (WYDOT).
Dec 10, 11:42 PM MSTNON-TSTM WND GST 661 Ene Buford, WYMESONET STATION WY37 1.1 E BUFORD (WYDOT).
Dec 10, 11:52 PM MSTNON-TSTM WND GST 652 E Arlington, WYMESONET STATION WY23 1.6 E ARLINGTON (WYDOT).
Dec 10, 11:56 PM MSTNON-TSTM WND GST 681 Nnw Arlington, WYMESONET STATION KARL 0.6 NW ARLINGTON (WYDOT).
Dec 11, 12:12 AM MSTNON-TSTM WND GST 693 Ese Elk Mountain, WYMESONET STATION WY20 2.5 SE ELK MOUNTAIN (WYDOT).
Dec 11, 12:22 AM MSTNON-TSTM WND GST 659 Se Buford, WYMESONET STATION UP204 9.2 SE BUFORD (UPR).
Dec 11, 12:26 AM MSTNON-TSTM WND GST 631 Ene Buford, WYMESONET STATION WY37 1.1 E BUFORD (WYDOT).
Dec 11, 12:26 AM MSTNON-TSTM WND GST 635 E Buford, WYMESONET STATION WY29 4.8 E BUFORD (WYDOT).
Dec 11, 12:26 AM MSTNON-TSTM WND GST 677 Ese Arlington, WYMESONET STATION WY24 6.9 E ARLINGTON (WYDOT).
Dec 11, 12:26 AM MSTNON-TSTM WND GST 6811 Se Arlington, WYMESONET STATION WY25 10.7 SE ARLINGTON (WYDOT).
Dec 11, 1:06 AM MSTNON-TSTM WND GST 637 Sw Federal, WYMESONET STATION WY48 7.4 SW FEDERAL (WYDOT).
Dec 11, 1:06 AM MSTNON-TSTM WND GST 682 E Arlington, WYMESONET STATION WY23 1.6 E ARLINGTON (WYDOT).
Dec 11, 1:12 AM MSTNON-TSTM WND GST 731 Nnw Arlington, WYMESONET STATION KARL 0.6 NW ARLINGTON (WYDOT).
Dec 11, 1:22 AM MSTNON-TSTM WND GST 627 Nw Elk Mountain, WYMESONET STATION WY18 HALLECK RIDGE (WYDOT).
Dec 11, 1:22 AM MSTNON-TSTM WND GST 65Vedauwoo, WYMESONET STATION KVDW VEDAUWOO (WYDOT).
Dec 11, 1:22 AM MSTNON-TSTM WND GST 662 Wnw Buford, WYMESONET STATION WY36 2.4 NW BUFORD (WYDOT).
Dec 11, 1:22 AM MSTNON-TSTM WND GST 6811 Se Arlington, WYMESONET STATION WY25 10.7 SE ARLINGTON (WYDOT).
Dec 11, 1:26 AM MSTNON-TSTM WND GST 623 Ese Elk Mountain, WYMESONET STATION WY20 2.5 SE ELK MOUNTAIN (WYDOT).
Dec 11, 1:26 AM MSTNON-TSTM WND GST 762 Wnw Buford, WYMESONET STATION UR535 SHERWS.
Dec 11, 1:29 AM MSTNON-TSTM WND GST 722 Wnw Buford, WYMESONET STATION UP203 2.0 W BUFORD (UPR).
Dec 11, 1:42 AM MSTNON-TSTM WND GST 737 Ese Arlington, WYMESONET STATION WY24 6.9 E ARLINGTON (WYDOT).
Dec 11, 1:52 AM MSTNON-TSTM WND GST 631 Sse Bordeaux, WYMESONET STATION KBRX 1.4 S BORDEAUX (WYDOT).
Dec 11, 1:52 AM MSTNON-TSTM WND GST 645 Nw Arlington, WYMESONET STATION WY21 5.5 NW ARLINGTON (WYDOT).
Dec 11, 1:52 AM MSTNON-TSTM WND GST 653 Nw Elk Mountain, WYMESONET STATION WY19 2.9 NW ELK MOUNTAIN (WYDOT).
Dec 11, 2:12 AM MSTNON-TSTM WND GST 681 Ene Buford, WYMESONET STATION WY37 1.1 E BUFORD (WYDOT).
Dec 11, 2:16 AM MSTNON-TSTM WND GST 601 Nnw Arlington, WYMESONET STATION KARL 0.6 NW ARLINGTON (WYDOT).
Dec 11, 2:16 AM MSTNON-TSTM WND GST 602 E Arlington, WYMESONET STATION WY23 1.6 E ARLINGTON (WYDOT).
Dec 11, 2:29 AM MSTNON-TSTM WND GST 722 Wnw Buford, WYMESONET STATION UP203 2.0 W BUFORD (UPR).
Dec 11, 2:30 AM MSTNON-TSTM WND GST 65Rock River, WYMESONET STATION UR345 ROCK RIVER (UPR).
Dec 11, 2:36 AM MSTNON-TSTM WND GST 652 Wnw Buford, WYMESONET STATION WY36 2.4 NW BUFORD (WYDOT).
Dec 11, 2:36 AM MSTNON-TSTM WND GST 65Vedauwoo, WYMESONET STATION KVDW VEDAUWOO (WYDOT).
Dec 11, 2:36 AM MSTNON-TSTM WND GST 677 Ese Arlington, WYMESONET STATION WY24 6.9 E ARLINGTON (WYDOT).
Dec 11, 2:36 AM MSTNON-TSTM WND GST 687 Sw Federal, WYMESONET STATION WY48 7.4 SW FEDERAL (WYDOT).
Dec 11, 2:42 AM MSTNON-TSTM WND GST 636 Nne Buford, WYMESONET STATION WY49 6.1 NE BUFORD (WYDOT).
Dec 11, 2:48 AM MSTNON-TSTM WND GST 772 Wnw Buford, WYMESONET STATION UR535 SHERWS.
Dec 11, 2:50 AM MSTBLIZZARD7 Ese Arlington, WYWYDOT SENSOR AT COOPER COVE RECORDED FREQUENT WIND GUSTS > 35 MPH WITH VISIBILITIES UNDER 1/4 MILE BETWEEN 1150 PM AND 350 AM. PEAK WIND GUST 75 MPH WITH 0.18 MILE VISIBILITY. 3-HOUR CRITERIA MET AT 2:50 AM.
Dec 11, 3:06 AM MSTNON-TSTM WND GST 643 Nw Elk Mountain, WYMESONET STATION WY19 2.9 NW ELK MOUNTAIN (WYDOT).
Dec 11, 3:12 AM MSTNON-TSTM WND GST 5812 Wsw Warren Af Base, WYMESONET STATION WY38 11.8 S FEDERAL (WYDOT).
Dec 11, 3:12 AM MSTNON-TSTM WND GST 667 Nw Elk Mountain, WYMESONET STATION WY18 HALLECK RIDGE (WYDOT).
Dec 11, 3:12 AM MSTNON-TSTM WND GST 691 Sse Bordeaux, WYMESONET STATION KBRX 1.4 S BORDEAUX (WYDOT).
Dec 11, 3:23 AM MSTNON-TSTM WND GST 58Rock River, WYMESONET STATION UR345 ROCK RIVER (UPR).
Dec 11, 3:26 AM MSTNON-TSTM WND GST 622 Wnw Buford, WYMESONET STATION WY36 2.4 NW BUFORD (WYDOT).
Dec 11, 3:26 AM MSTNON-TSTM WND GST 6711 Se Arlington, WYMESONET STATION WY25 10.7 SE ARLINGTON (WYDOT).
Dec 11, 3:26 AM MSTNON-TSTM WND GST 757 Sw Federal, WYMESONET STATION WY48 7.4 SW FEDERAL (WYDOT).
Dec 11, 3:26 AM MSTNON-TSTM WND GST 767 Ese Arlington, WYMESONET STATION WY24 6.9 E ARLINGTON (WYDOT). SUSTAINED AT 50 MPH.
Dec 11, 3:31 AM MSTNON-TSTM WND GST 602 Wnw Buford, WYMESONET STATION UP203 2.0 W BUFORD (UPR).
Dec 11, 3:36 AM MSTNON-TSTM WND GST 655 Nw Arlington, WYMESONET STATION WY21 5.5 NW ARLINGTON (WYDOT).
Dec 11, 3:36 AM MSTNON-TSTM WND GST 661 Ene Buford, WYMESONET STATION WY37 1.1 E BUFORD (WYDOT).
Dec 11, 3:42 AM MSTNON-TSTM WND GST 658 S Chugwater, WYMESONET STATION WY40 7.5 S CHUGWATER (WYDOT).
Dec 11, 3:56 AM MSTNON-TSTM WND GST 625 E Buford, WYMESONET STATION WY29 4.8 E BUFORD (WYDOT).
Dec 11, 4:41 AM MSTNON-TSTM WND GST 752 Wnw Buford, WYMESONET STATION UR535 SHERWS.
Dec 11, 4:42 AM MSTNON-TSTM WND GST 6011 Se Arlington, WYMESONET STATION WY25 10.7 SE ARLINGTON (WYDOT).
Dec 11, 4:42 AM MSTNON-TSTM WND GST 6512 Wsw Warren Af Base, WYMESONET STATION WY38 11.8 S FEDERAL (WYDOT).
Dec 11, 4:49 AM MSTNON-TSTM WND GST 662 Wnw Buford, WYMESONET STATION UP203 2.0 W BUFORD (UPR).
Dec 11, 4:52 AM MSTNON-TSTM WND GST 757 Ese Arlington, WYMESONET STATION WY24 6.9 E ARLINGTON (WYDOT).
Dec 11, 4:56 AM MSTNON-TSTM WND GST 602 E Arlington, WYMESONET STATION WY23 1.6 E ARLINGTON (WYDOT).
Dec 11, 4:56 AM MSTNON-TSTM WND GST 602 Wnw Buford, WYMESONET STATION WY36 2.4 NW BUFORD (WYDOT).

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 12:00Z, 9.9 hours before the alert went out and 264 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 12:00Z on 2021-12-10Temperature 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 12:00Z on 2021-12-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -70 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
788 m above ground
0-6 km bulk shear
78 kt
0-1 km storm-relative helicity
-70 m²/s²
0-3 km storm-relative helicity
-37 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

707 
WWUS75 KCYS 102155
NPWCYS

URGENT - WEATHER MESSAGE
National Weather Service Cheyenne WY
255 PM MST Fri Dec 10 2021

WYZ107-116-111200-
/O.UPG.KCYS.HW.A.0048.211211T0600Z-211213T0000Z/
/O.NEW.KCYS.HW.W.0055.211211T0600Z-211213T0000Z/
East Platte County-South Laramie Range-
Including the cities of Wheatland, Guernsey, Buford, 
Pumpkin Vine, and Vedauwoo
255 PM MST Fri Dec 10 2021

...HIGH WIND WARNING IN EFFECT FROM 11 PM THIS EVENING TO 5 PM
MST SUNDAY...

* WHAT...West winds 30 to 40 mph with gusts up to 70 mph 
  expected.

* WHERE...East Platte County and South Laramie Range.

* WHEN...From 11 PM this evening to 5 PM MST Sunday.

* IMPACTS...Areas of blowing snow will also reduce the visibility
  at times to less than 1 mile. Travel will be difficult, 
  especially for high profile and lightweight vehicles.



PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

WYZ104-105-111200-
/O.UPG.KCYS.HW.A.0048.211211T0600Z-211213T0000Z/
/O.NEW.KCYS.HW.W.0055.211211T0600Z-211213T0000Z/
Ferris/Seminoe/Shirley Mountains-Shirley Basin-
Including the cities of Seminoe Dam, Medicine Bow, 
and Shirley Basin
255 PM MST Fri Dec 10 2021

...HIGH WIND WARNING IN EFFECT FROM 11 PM THIS EVENING TO 5 PM
MST SUNDAY...

* WHAT...Southwest winds 30 to 40 mph with gusts up to 65 mph 
  expected.

* WHERE...Ferris/Seminoe/Shirley Mountains and Shirley Basin.

* WHEN...From 11 PM this evening to 5 PM MST Sunday.

* IMPACTS...Patchy blowing snow will reduce the visibility to less
  than 1 mile at times. Travel will also be difficult, especially
  for high profile and lightweight vehicles.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

WYZ110-111200-
/O.UPG.KCYS.HW.A.0048.211211T0300Z-211213T0000Z/
/O.NEW.KCYS.HW.W.0055.211212T0000Z-211213T0000Z/
North Snowy Range Foothills-
Including the cities of Arlington and Elk Mountain
255 PM MST Fri Dec 10 2021

...HIGH WIND WARNING IN EFFECT FROM 5 PM SATURDAY TO 5 PM MST
SUNDAY...

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

* WHERE...North Snowy Range Foothills.

* WHEN...From 5 PM Saturday to 5 PM MST Sunday.

* IMPACTS...Areas of blowing snow will also reduce the visibility
  at times to less than 1 mile. Travel will be difficult, 
  especially for high profile and lightweight vehicles.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

WYZ109-111200-
/O.UPG.KCYS.HW.A.0048.211211T0600Z-211213T0000Z/
/O.NEW.KCYS.HW.W.0055.211212T0000Z-211213T0000Z/
Central Carbon County-
Including the city of Rawlins
255 PM MST Fri Dec 10 2021

...HIGH WIND WARNING IN EFFECT FROM 5 PM SATURDAY TO 5 PM MST
SUNDAY...

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

* WHERE...Central Carbon County.

* WHEN...From 5 PM Saturday to 5 PM MST Sunday.

* IMPACTS...Areas of blowing snow will also reduce the visibility
  at times to less than 1 mile. Travel will be difficult, 
  especially for high profile and lightweight vehicles.



PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

WYZ101-103-111200-
/O.UPG.KCYS.HW.A.0048.211211T1200Z-211213T0000Z/
/O.NEW.KCYS.HW.W.0055.211211T1200Z-211213T0000Z/
Converse County Lower Elevations-North Laramie Range-
Including the cities of Douglas, Glenrock, Bill, Deer Creek, 
Garrett, and Esterbrook
255 PM MST Fri Dec 10 2021

...HIGH WIND WARNING IN EFFECT FROM 5 AM SATURDAY TO 5 PM MST
SUNDAY...

* WHAT...West winds 35 to 45 mph with gusts up to 75 mph 
  expected.

* WHERE...Converse County Lower Elevations and North Laramie 
  Range.

* WHEN...From 5 AM Saturday to 5 PM MST Sunday.

* IMPACTS...Areas of blowing snow will also reduce the visibility
  at times to less than 1 mile. Travel will be difficult, 
  especially for high profile and lightweight vehicles.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

WYZ106-111200-
/O.UPG.KCYS.HW.A.0048.211211T0600Z-211213T0000Z/
/O.NEW.KCYS.HW.W.0055.211211T1800Z-211213T0000Z/
Central Laramie Range and Southwest Platte County-
Including the city of Bordeaux
255 PM MST Fri Dec 10 2021

...HIGH WIND WARNING IN EFFECT FROM 11 AM SATURDAY TO 5 PM MST
SUNDAY...

* WHAT...West winds 35 to 45 mph with gusts up to 75 mph 
  expected.

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

* WHEN...From 11 AM Saturday to 5 PM MST Sunday.

* IMPACTS...Areas of blowing snow will also reduce the visibility
  at times to less than 1 mile. Travel will be difficult, 
  especially for high profile and lightweight vehicles.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
7 follow-up statements
061 
WWUS75 KCYS 110836
NPWCYS

URGENT - WEATHER MESSAGE
National Weather Service Cheyenne WY
136 AM MST Sat Dec 11 2021

WYZ115-117-118-120000-
/O.EXB.KCYS.HW.W.0055.211211T0836Z-211212T1200Z/
Laramie Valley-South Laramie Range Foothills-
Central Laramie County-
Including the cities of Laramie, Bosler, Whitaker, Federal, 
Horse Creek, and Cheyenne
136 AM MST Sat Dec 11 2021

...HIGH WIND WARNING IN EFFECT UNTIL 5 AM MST SUNDAY...

* WHAT...West winds 35 to 45 MPH with gusts up to 70 MPH.

* WHERE...Laramie Valley, South Laramie Range Foothills, and
  central Laramie County including the cities of Laramie and
  Cheyenne. 

* WHEN...Now until 5 AM MST Sunday.

* IMPACTS...Mainly to transportation. Strong cross winds will be
  hazardous to light weight and high profile vehicles, including
  campers and tractor trailers. There will be a high risk for
  vehicle blow overs, particularly along north to south oriented
  roadways. In addition, areas of blowing snow will also reduce
  visibility to less than one mile at times. 

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.

&&

$$

WYZ107-116-120000-
/O.CON.KCYS.HW.W.0055.000000T0000Z-211213T0000Z/
East Platte County-South Laramie Range-
Including the cities of Wheatland, Guernsey, Buford, 
Pumpkin Vine, and Vedauwoo
136 AM MST Sat Dec 11 2021

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 5 PM MST SUNDAY...

* WHAT...West winds 35 to 45 mph with gusts up to 70 mph 
  expected.

* WHERE...East Platte County and South Laramie Range including the
  cities of Wheatland and Glendo, as well as Interstate 80 between
  Laramie and Cheyenne. 

* WHEN...Until 5 PM MST Sunday.

* IMPACTS...Mainly to transportation. Strong cross winds will be
  hazardous to light weight and high profile vehicles, including
  campers and tractor trailers. There will be a high risk for
  vehicle blow overs, particularly along north to south oriented
  roadways. In addition, areas of blowing snow will also reduce
  visibility to less than one mile at times. 

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.

&&

$$

WYZ104-105-120000-
/O.CON.KCYS.HW.W.0055.000000T0000Z-211213T0000Z/
Ferris/Seminoe/Shirley Mountains-Shirley Basin-
Including the cities of Seminoe Dam, Medicine Bow, 
and Shirley Basin
136 AM MST Sat Dec 11 2021

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 5 PM MST SUNDAY...

* WHAT...Southwest winds 35 to 45 mph with gusts up to 65 mph 
  expected.

* WHERE...Northern Carbon County including the Ferris and Seminoe
  Mountains, Shirley Basin. This includes Muddy Gap. 

* WHEN...Until 5 PM MST Sunday.

* IMPACTS...Mainly to transportation. Strong cross winds will be
  hazardous to light weight and high profile vehicles, including
  campers and tractor trailers. There will be a high risk for
  vehicle blow overs, particularly along north to south oriented
  roadways. In addition, areas of blowing snow will also reduce
  visibility to less than one mile at times. 

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.

&&

$$

WYZ109-110-120000-
/O.CON.KCYS.HW.W.0055.211212T0000Z-211213T0000Z/
Central Carbon County-North Snowy Range Foothills-
Including the cities of Rawlins, Arlington, and Elk Mountain
136 AM MST Sat Dec 11 2021

...HIGH WIND WARNING REMAINS IN EFFECT FROM 5 PM THIS AFTERNOON
TO 5 PM MST SUNDAY...

* WHAT...Southwest winds 40 to 55 mph with gusts up to 85 mph 
  expected.

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

* WHEN...5 PM Saturday until 5 PM MST Sunday. 

* IMPACTS...Mainly to transportation. Strong cross winds will be
  hazardous to light weight and high profile vehicles, including
  campers and tractor trailers. There will be a high risk for
  vehicle blow overs, particularly along north to south oriented
  roadways. In addition, areas of blowing snow will also reduce
  visibility to less than one mile at times. 

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.

&&

$$

WYZ101-103-120000-
/O.CON.KCYS.HW.W.0055.211211T1200Z-211213T0000Z/
Converse County Lower Elevations-North Laramie Range-
Including the cities of Douglas, Glenrock, Bill, Deer Creek, 
Garrett, and Esterbrook
136 AM MST Sat Dec 11 2021

...HIGH WIND WARNING REMAINS IN EFFECT FROM 5 AM EARLY THIS
MORNING TO 5 PM MST SUNDAY...

* WHAT...West winds 35 to 45 mph with gusts up to 75 mph 
  expected.

* WHERE...Converse County Lower Elevations and North Laramie Range
  including Douglas, Glenrock, and Esterbrook. 

* WHEN...5 AM this morning until 5 PM MST Sunday.

* IMPACTS...Mainly to transportation. Strong cross winds will be
  hazardous to light weight and high profile vehicles, including
  campers and tractor trailers. There will be a high risk for
  vehicle blow overs, particularly along north to south oriented
  roadways. In addition, areas of blowing snow will also reduce
  visibility to less than one mile at times. 

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.

&&

$$

WYZ106-120000-
/O.CON.KCYS.HW.W.0055.211211T1800Z-211213T0000Z/
Central Laramie Range and Southwest Platte County-
Including the city of Bordeaux
136 AM MST Sat Dec 11 2021

...HIGH WIND WARNING REMAINS IN EFFECT FROM 11 AM THIS MORNING TO
5 PM MST SUNDAY...

* WHAT...West winds 40 to 55 mph with gusts up to 85 mph 
  expected.

* WHERE...Central Laramie Range and Southwest Platte County
  including Bordeaux along Interstate 25 between Chugwater and
  Wheatland. 

* WHEN...11 AM MST Saturday to 5 PM MST Sunday.

* IMPACTS...Mainly to transportation. Strong cross winds will be
  hazardous to light weight and high profile vehicles, including
  campers and tractor trailers. There will be a high risk for
  vehicle blow overs, particularly along north to south oriented
  roadways. In addition, areas of blowing snow will also reduce
  visibility to less than one mile at times. 

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.

$$

CLH
634 
WWUS75 KCYS 111311
NPWCYS

URGENT - WEATHER MESSAGE
National Weather Service Cheyenne WY
611 AM MST Sat Dec 11 2021

WYZ109-120000-
/O.EXT.KCYS.HW.W.0055.211211T1311Z-211213T0000Z/
Central Carbon County-
Including the city of Rawlins
611 AM MST Sat Dec 11 2021

...HIGH WIND WARNING NOW IN EFFECT UNTIL 5 PM MST SUNDAY...

* WHAT...Localized blizzard conditions possible through early this
  afternoon. Southwest winds 35 to 45 MPH with gusts up to 60 MPH
  possible.
 
* WHERE...Central Carbon County including the city of Rawlins.
  Best chance of Blizzard conditions will be east of Rawlins along
  Interstate 80 toward Arlington. 

* WHEN...Blizzard Warning until 5 PM MST. High Wind Warning until
  5 PM MST Sunday.

* IMPACTS...Dangerous travel conditions due to strong winds and
  areas of blowing snow significantly reducing visibilities. There
  will be high risk for vehicle blow overs. 

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.

&&

$$

WYZ107-120000-
/O.EXT.KCYS.HW.W.0055.000000T0000Z-211212T1200Z/
East Platte County-
Including the cities of Wheatland and Guernsey
611 AM MST Sat Dec 11 2021

...HIGH WIND WARNING NOW IN EFFECT UNTIL 5 AM MST SUNDAY...

* WHAT...West winds 35 to 45 mph with gusts up to 70 mph 
  expected.

* WHERE...East Platte County and South Laramie Range including 
  the cities of Wheatland and Glendo, as well as Interstate 80 
  between Laramie and Cheyenne.

* WHEN...Until 5 AM MST Sunday.

* IMPACTS...Mainly to transportation. Strong cross winds will be 
  hazardous to light weight and high profile vehicles, including 
  campers and tractor trailers. There will be a high risk for 
  vehicle blow overs, particularly along north to south oriented 
  roadways. In addition, areas of blowing snow will also reduce 
  visibility to less than one mile at times.

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.

&&

$$

WYZ106-120000-
/O.CON.KCYS.HW.W.0055.211211T1800Z-211213T0000Z/
Central Laramie Range and Southwest Platte County-
Including the city of Bordeaux
611 AM MST Sat Dec 11 2021

...HIGH WIND WARNING REMAINS IN EFFECT FROM 11 AM THIS MORNING TO
5 PM MST SUNDAY...

* WHAT...West winds 40 to 55 mph with gusts up to 85 mph 
  expected.

* WHERE...Bordeaux along Interstate 25 between Chugwater and
  Wheatland. 

* WHEN...11 AM MST Saturday to 5 PM MST Sunday.

* IMPACTS...Mainly to transportation. Strong cross winds will be 
  hazardous to light weight and high profile vehicles, including 
  campers and tractor trailers. There will be a high risk for 
  vehicle blow overs, particularly along north to south oriented 
  roadways. In addition, areas of blowing snow will also reduce 
  visibility to less than one mile at times.

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.

&&

$$

WYZ116-120000-
/O.CON.KCYS.HW.W.0055.000000T0000Z-211213T0000Z/
South Laramie Range-
Including the cities of Buford, Pumpkin Vine, and Vedauwoo
611 AM MST Sat Dec 11 2021

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 5 PM MST SUNDAY...

* WHAT...West winds 35 to 45 mph with gusts up to 70 mph 
  expected.

* WHERE...South Laramie Range including Interstate 80 between
  Laramie and Cheyenne. 

* WHEN...Until 5 PM MST Sunday.

* IMPACTS...Mainly to transportation. Strong cross winds will be 
  hazardous to light weight and high profile vehicles, including 
  campers and tractor trailers. There will be a high risk for 
  vehicle blow overs, particularly along north to south oriented 
  roadways. In addition, areas of blowing snow will also reduce 
  visibility to less than one mile at times.

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.

&&

$$

WYZ110-120000-
/O.CON.KCYS.HW.W.0055.211212T0000Z-211213T0000Z/
North Snowy Range Foothills-
Including the cities of Arlington and Elk Mountain
611 AM MST Sat Dec 11 2021

...HIGH WIND WARNING REMAINS IN EFFECT FROM 5 PM THIS AFTERNOON
TO 5 PM MST SUNDAY...

* WHAT...Blizzard conditions through early this afternoon. Southwest
  winds 40 to 55 mph with gusts up to 85 mph expected.

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

* WHEN...Blizzard Warning until 5 PM MST this afternoon. High 
  Wind Warning until 5 PM MST Sunday.

* IMPACTS...Mainly to transportation. Strong cross winds will be 
  hazardous to light weight and high profile vehicles, including 
  campers and tractor trailers. There will be a high risk for 
  vehicle blow overs, particularly along north to south oriented 
  roadways. In addition, areas of blowing snow will also reduce 
  visibility to less than one mile at times.

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.

&&

$$

WYZ104-105-120000-
/O.CON.KCYS.HW.W.0055.000000T0000Z-211213T0000Z/
Ferris/Seminoe/Shirley Mountains-Shirley Basin-
Including the cities of Seminoe Dam, Medicine Bow, 
and Shirley Basin
611 AM MST Sat Dec 11 2021

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 5 PM MST SUNDAY...

* WHAT...Southwest winds 35 to 45 mph with gusts up to 65 mph 
  expected.

* WHERE...Northern Carbon County including the Ferris and Seminoe
  Mountains, Shirley Basin, Muddy Gap. 

* WHEN...Until 5 PM MST Sunday.

* IMPACTS...Mainly to transportation. Strong cross winds will be 
  hazardous to light weight and high profile vehicles, including 
  campers and tractor trailers. There will be a high risk for 
  vehicle blow overs, particularly along north to south oriented 
  roadways. In addition, areas of blowing snow will also reduce 
  visibility to less than one mile at times.

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.

&&

$$

WYZ101-103-120000-
/O.CON.KCYS.HW.W.0055.000000T0000Z-211213T0000Z/
Converse County Lower Elevations-North Laramie Range-
Including the cities of Douglas, Glenrock, Bill, Deer Creek, 
Garrett, and Esterbrook
611 AM MST Sat Dec 11 2021

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 5 PM MST SUNDAY...

* WHAT...West winds 35 to 45 mph with gusts up to 75 mph 
  expected.

* WHERE...North Laramie Range and lower elevations of Converse
  County including Douglas, Glenrock, and Esterbrook

* WHEN...Until 5 PM MST Sunday.

* IMPACTS...Mainly to transportation. Strong cross winds will be 
  hazardous to light weight and high profile vehicles, including 
  campers and tractor trailers. There will be a high risk for 
  vehicle blow overs, particularly along north to south oriented 
  roadways. In addition, areas of blowing snow will also reduce 
  visibility to less than one mile at times.

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.

&&

$$

WYZ115-117-118-120000-
/O.CON.KCYS.HW.W.0055.000000T0000Z-211212T1200Z/
Laramie Valley-South Laramie Range Foothills-
Central Laramie County-
Including the cities of Laramie, Bosler, Whitaker, Federal, 
Horse Creek, and Cheyenne
611 AM MST Sat Dec 11 2021

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 5 AM MST SUNDAY...

* WHAT...West winds 35 to 45 MPH with gusts up to 70 MPH.

* WHERE...Laramie Valley and central Laramie County including the
  cities of Laramie and Cheyenne. 

* WHEN...Until 5 AM MST Sunday.

* IMPACTS...Mainly to transportation. Strong cross winds will be 
  hazardous to light weight and high profile vehicles, including 
  campers and tractor trailers. There will be a high risk for 
  vehicle blow overs, particularly along north to south oriented 
  roadways. In addition, areas of blowing snow will also reduce 
  visibility to less than one mile at times.

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.

&&

$$

CLH
708 
WWUS75 KCYS 112113
NPWCYS

URGENT - WEATHER MESSAGE
National Weather Service Cheyenne WY
213 PM MST Sat Dec 11 2021

WYZ106-121100-
/O.CON.KCYS.HW.W.0055.000000T0000Z-211213T0000Z/
Central Laramie Range and Southwest Platte County-
Including the city of Bordeaux
213 PM MST Sat Dec 11 2021

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 5 PM MST SUNDAY...

* WHAT...West winds 40 to 55 mph with gusts up to 85 mph expected.
  Blizzard conditions still possible through the remainder of the
  afternoon. 

* WHERE...Bordeaux along Interstate 25 between Chugwater and
  Wheatland. 

* WHEN...Until 5 PM MST Sunday. Blizzard warning remains in 
  effect until 5pm MST tonight. 

* IMPACTS...Mainly to transportation. Strong cross winds will be
  hazardous to light weight and high profile vehicles, including
  campers and tractor trailers. There will be a high risk for
  vehicle blow overs, particularly along north to south oriented
  roadways. In addition, areas of blowing snow will also reduce
  visibility to less than one mile at times tonight. 

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.

&&

$$

WYZ110-121100-
/O.CON.KCYS.HW.W.0055.211212T0000Z-211213T0000Z/
North Snowy Range Foothills-
Including the cities of Arlington and Elk Mountain
213 PM MST Sat Dec 11 2021

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 5 PM MST SUNDAY...

* WHAT...Blizzard conditions through tonight. Southwest winds 40 
  to 55 mph with gusts up to 85 mph expected.

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

* WHEN...Blizzard Warning until 5 AM MST Sunday. High Wind 
  Warning until 5 PM MST Sunday.

* IMPACTS...Mainly to transportation. Strong cross winds will be
  hazardous to light weight and high profile vehicles, including
  campers and tractor trailers. There will be a high risk for
  vehicle blow overs, particularly along north to south oriented
  roadways. In addition, areas of blowing snow will reduce 
  visibility to less than one quarter of a mile at times.

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.

&&

$$

WYZ116-121100-
/O.CON.KCYS.HW.W.0055.000000T0000Z-211213T0000Z/
South Laramie Range-
Including the cities of Buford, Pumpkin Vine, and Vedauwoo
213 PM MST Sat Dec 11 2021

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 5 PM MST SUNDAY...

* WHAT...West winds 35 to 45 mph with gusts up to 70 mph 
  expected.

* WHERE...South Laramie Range including Interstate 80 between 
  Laramie and Cheyenne.

* WHEN...Until 5 PM MST Sunday.

* IMPACTS...Mainly to transportation. Strong cross winds will be 
  hazardous to light weight and high profile vehicles, including 
  campers and tractor trailers. There will be a high risk for 
  vehicle blow overs, particularly along north to south oriented 
  roadways. In addition, areas of blowing snow will also reduce 
  visibility to less than one mile at times.

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.

&&

$$

WYZ104-105-109-121100-
/O.CON.KCYS.HW.W.0055.000000T0000Z-211213T0000Z/
Ferris/Seminoe/Shirley Mountains-Shirley Basin-
Central Carbon County-
Including the cities of Seminoe Dam, Medicine Bow, Shirley Basin,
and Rawlins
213 PM MST Sat Dec 11 2021

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 5 PM MST SUNDAY...

* WHAT...Southwest winds 35 to 45 mph with gusts up to 65 mph 
  expected.

* WHERE...Northern Carbon County including the Ferris and 
  Seminoe Mountains, Shirley Basin, Muddy Gap.

* WHEN...Until 5 PM MST Sunday.

* IMPACTS...Mainly to transportation. Strong cross winds will be 
  hazardous to light weight and high profile vehicles, including 
  campers and tractor trailers. There will be a high risk for 
  vehicle blow overs, particularly along north to south oriented 
  roadways. In addition, areas of blowing snow will also reduce 
  visibility to less than one mile at times.

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.

&&

$$

WYZ101-103-121100-
/O.CON.KCYS.HW.W.0055.000000T0000Z-211213T0000Z/
Converse County Lower Elevations-North Laramie Range-
Including the cities of Douglas, Glenrock, Bill, Deer Creek, 
Garrett, and Esterbrook
213 PM MST Sat Dec 11 2021

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 5 PM MST SUNDAY...

* WHAT...West winds 35 to 45 mph with gusts up to 75 mph 
  expected.

* WHERE...North Laramie Range and lower elevations of Converse 
  County including Douglas, Glenrock, and Esterbrook.

* WHEN...Until 5 PM MST Sunday.

* IMPACTS...Mainly to transportation. Strong cross winds will be 
  hazardous to light weight and high profile vehicles, including 
  campers and tractor trailers. There will be a high risk for 
  vehicle blow overs, particularly along north to south oriented 
  roadways. In addition, areas of blowing snow will also reduce 
  visibility to less than one mile at times.

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.

&&

$$

WYZ107-115-117-118-121100-
/O.CON.KCYS.HW.W.0055.000000T0000Z-211212T1200Z/
East Platte County-Laramie Valley-South Laramie Range Foothills-
Central Laramie County-
Including the cities of Wheatland, Guernsey, Laramie, Bosler, 
Whitaker, Federal, Horse Creek, and Cheyenne
213 PM MST Sat Dec 11 2021

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 5 AM MST SUNDAY...

* WHAT...West winds 35 to 45 MPH with gusts up to 70 MPH.

* WHERE...Laramie Valley and central Laramie County including 
  the cities of Laramie and Cheyenne.

* WHEN...Until 5 AM MST Sunday.

* IMPACTS...Mainly to transportation. Strong cross winds will be 
  hazardous to light weight and high profile vehicles, including 
  campers and tractor trailers. There will be a high risk for 
  vehicle blow overs, particularly along north to south oriented 
  roadways. In addition, areas of blowing snow will also reduce 
  visibility to less than one mile at times.

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.

&&

$$
183 
WWUS75 KCYS 120931
NPWCYS

URGENT - WEATHER MESSAGE
National Weather Service Cheyenne WY
231 AM MST Sun Dec 12 2021

WYZ115-130000-
/O.EXT.KCYS.HW.W.0055.000000T0000Z-211213T0000Z/
Laramie Valley-
Including the cities of Laramie and Bosler
231 AM MST Sun Dec 12 2021

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

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

* WHERE...Laramie Valley including the city of Laramie. 

* WHEN...Until 5 PM MST this afternoon.

* IMPACTS...Mainly to transportation. Strong cross winds will be 
  hazardous to light weight and high profile vehicles, including 
  campers and tractor trailers. There will be a high risk for 
  vehicle blow overs, particularly along north to south oriented 
  roadways. In addition, areas of blowing snow will also reduce 
  visibility to less than one mile at times.

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.

&&

$$

WYZ101-103>106-109-110-116-130000-
/O.CON.KCYS.HW.W.0055.000000T0000Z-211213T0000Z/
Converse County Lower Elevations-North Laramie Range-
Ferris/Seminoe/Shirley Mountains-Shirley Basin-
Central Laramie Range and Southwest Platte County-
Central Carbon County-North Snowy Range Foothills-
South Laramie Range-
Including the cities of Douglas, Glenrock, Bill, Deer Creek, 
Garrett, Esterbrook, Seminoe Dam, Medicine Bow, Shirley Basin, 
Bordeaux, Rawlins, Arlington, Elk Mountain, Buford, Pumpkin Vine,
and Vedauwoo
231 AM MST Sun Dec 12 2021

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

* WHAT...Southwest winds 35 to 45 mph with gusts up to 65 mph 
  expected.

* WHERE...Much of southeast Wyoming. This includes but is not
  limited to Rawlins, Arlington, Douglas, Wheatland, Bordeaux and
  Vedauwoo. 

* WHEN...Until 5 PM MST Sunday.

* IMPACTS...Mainly to transportation. Strong cross winds will be 
  hazardous to light weight and high profile vehicles, including 
  campers and tractor trailers. There will be a high risk for 
  vehicle blow overs, particularly along north to south oriented 
  roadways. In addition, areas of blowing snow will also reduce 
  visibility to less than one mile at times.

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.

&&

$$

WYZ107-117-118-121200-
/O.CON.KCYS.HW.W.0055.000000T0000Z-211212T1200Z/
East Platte County-South Laramie Range Foothills-
Central Laramie County-
Including the cities of Wheatland, Guernsey, Whitaker, Federal, 
Horse Creek, and Cheyenne
231 AM MST Sun Dec 12 2021

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 5 AM MST EARLY THIS
MORNING...

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

* WHERE...East Platte and central Laramie counties including the
  cities of Wheatland and Cheyenne. 

* WHEN...Until 5 AM MST this morning. 

* IMPACTS...Mainly to transportation. Strong cross winds will be 
  hazardous to light weight and high profile vehicles, including 
  campers and tractor trailers. There will be a high risk for 
  vehicle blow overs, particularly along north to south oriented 
  roadways. In addition, areas of blowing snow will also reduce 
  visibility to less than one mile at times.

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.

&&

$$

CLH
551 
WWUS75 KCYS 121206
NPWCYS

URGENT - WEATHER MESSAGE
National Weather Service Cheyenne WY
506 AM MST Sun Dec 12 2021

WYZ107-117-118-121315-
/O.EXP.KCYS.HW.W.0055.000000T0000Z-211212T1200Z/
East Platte County-South Laramie Range Foothills-
Central Laramie County-
Including the cities of Wheatland, Guernsey, Whitaker, Federal, 
Horse Creek, and Cheyenne
506 AM MST Sun Dec 12 2021

...HIGH WIND WARNING HAS EXPIRED...

Winds are expected to increase again later this morning through
this afternoon with gusts 40 to 50 MPH possible. 

$$

WYZ101-103>106-109-110-115-116-130000-
/O.CON.KCYS.HW.W.0055.000000T0000Z-211213T0000Z/
Converse County Lower Elevations-North Laramie Range-
Ferris/Seminoe/Shirley Mountains-Shirley Basin-
Central Laramie Range and Southwest Platte County-
Central Carbon County-North Snowy Range Foothills-Laramie Valley-
South Laramie Range-
Including the cities of Douglas, Glenrock, Bill, Deer Creek, 
Garrett, Esterbrook, Seminoe Dam, Medicine Bow, Shirley Basin, 
Bordeaux, Rawlins, Arlington, Elk Mountain, Laramie, Bosler, 
Buford, Pumpkin Vine, and Vedauwoo
506 AM MST Sun Dec 12 2021

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

* WHAT...Southwest winds 35 to 45 mph with gusts up to 65 mph 
  expected.

* WHERE...Much of southeast Wyoming west of Interstate 25. This 
  includes but is not limited to Rawlins, Arlington, Laramie, 
  Douglas, Wheatland, Bordeaux and Vedauwoo.

* WHEN...Until 5 PM MST Sunday.

* IMPACTS...Mainly to transportation. Strong cross winds will be 
  hazardous to light weight and high profile vehicles, including 
  campers and tractor trailers. There will be a high risk for 
  vehicle blow overs, particularly along north to south oriented 
  roadways. In addition, areas of blowing snow will also reduce 
  visibility to less than one mile at times.

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.

&&

$$

CLH
629 
WWUS75 KCYS 122052
NPWCYS

URGENT - WEATHER MESSAGE
National Weather Service Cheyenne WY
152 PM MST Sun Dec 12 2021

WYZ104-105-109-110-131200-
/O.NEW.KCYS.HW.A.0049.211213T1200Z-211214T1500Z/
/O.CON.KCYS.HW.W.0055.000000T0000Z-211213T0000Z/
Ferris/Seminoe/Shirley Mountains-Shirley Basin-
Central Carbon County-North Snowy Range Foothills-
Including the cities of Seminoe Dam, Medicine Bow, Shirley Basin,
Rawlins, Arlington, and Elk Mountain
152 PM MST Sun Dec 12 2021

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

...HIGH WIND WATCH IN EFFECT FROM EARLY MONDAY MORNING THROUGH 
TUESDAY MORNING...

* WHAT...For the High Wind Warning, southwest winds 30 to 40 mph
  with gusts up to 60 mph. For the High Wind Watch, southwest
  winds 30 to 40 mph with gusts up to 60 mph possible.

* WHERE...Ferris/Seminoe/Shirley Mountains, Shirley Basin, 
  Central Carbon County and North Snowy Range Foothills.

* WHEN...For the High Wind Warning, until 5 PM MST this 
  afternoon. For the High Wind Watch, from late tonight through 
  Tuesday morning.

* 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.

&&

$$

WYZ101-106-116-131200-
/O.NEW.KCYS.HW.A.0049.211214T0300Z-211214T1500Z/
/O.CON.KCYS.HW.W.0055.000000T0000Z-211213T0000Z/
Converse County Lower Elevations-
Central Laramie Range and Southwest Platte County-
South Laramie Range-
Including the cities of Douglas, Glenrock, Bill, Deer Creek, 
Bordeaux, Buford, Pumpkin Vine, and Vedauwoo
152 PM MST Sun Dec 12 2021

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

...HIGH WIND WATCH IN EFFECT FROM MONDAY EVENING THROUGH TUESDAY
MORNING...

* WHAT...For the High Wind Warning, west winds 30 to 40 mph with
  gusts up to 60 mph. For the High Wind Watch, southwest winds 30
  to 40 mph with gusts up to 60 mph possible.

* WHERE...Converse County Lower Elevations, Central Laramie 
  Range and Southwest Platte County and South Laramie Range.

* WHEN...For the High Wind Warning, until 5 PM MST this 
  afternoon. For the High Wind Watch, from Monday evening 
  through Tuesday morning.

* 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.

&&

$$

WYZ103-115-130000-
/O.CON.KCYS.HW.W.0055.000000T0000Z-211213T0000Z/
North Laramie Range-Laramie Valley-
Including the cities of Garrett, Esterbrook, Laramie, and Bosler
152 PM MST Sun Dec 12 2021

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

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

* WHERE...North Laramie Range and Laramie Valley.

* WHEN...Until 5 PM MST this afternoon.

* 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.

&&

$$

WYZ111-131200-
/O.NEW.KCYS.HW.A.0049.211214T0300Z-211214T1500Z/
Southwest Carbon County-
Including the city of Baggs
152 PM MST Sun Dec 12 2021

...HIGH WIND WATCH IN EFFECT FROM MONDAY EVENING THROUGH TUESDAY
MORNING...

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

* WHERE...Southwest Carbon County.

* WHEN...From Monday evening through Tuesday 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.

&&

$$

BW
073 
WWUS75 KCYS 130013
NPWCYS

URGENT - WEATHER MESSAGE
National Weather Service Cheyenne WY
513 PM MST Sun Dec 12 2021

WYZ106-130815-
/O.EXP.KCYS.HW.W.0055.000000T0000Z-211213T0000Z/
/O.NEW.KCYS.HW.W.0056.211213T0013Z-211213T0300Z/
/O.CON.KCYS.HW.A.0049.211214T0300Z-211214T1500Z/
Central Laramie Range and Southwest Platte County-
Including the city of Bordeaux
513 PM MST Sun Dec 12 2021

...HIGH WIND WARNING EXTENDED UNTIL 8 PM MST THIS EVENING... 
...HIGH WIND WATCH REMAINS IN EFFECT FROM MONDAY EVENING THROUGH 
TUESDAY MORNING...

* WHAT...For the High Wind Warning, west winds 35 to 45 mph with
  gusts up to 65 mph. For the High Wind Watch, southwest winds 30
  to 40 mph with gusts up to 60 mph possible.

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

* WHEN...For the High Wind Warning, until 8 PM MST this evening. 
  For the High Wind Watch, from Monday evening through Tuesday 
  morning.

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

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.

&&

$$

WYZ104-105-109-110-130815-
/O.EXP.KCYS.HW.W.0055.000000T0000Z-211213T0000Z/
/O.CON.KCYS.HW.A.0049.211213T1200Z-211214T1500Z/
Ferris/Seminoe/Shirley Mountains-Shirley Basin-
Central Carbon County-North Snowy Range Foothills-
Including the cities of Seminoe Dam, Medicine Bow, Shirley Basin,
Rawlins, Arlington, and Elk Mountain
513 PM MST Sun Dec 12 2021

...CURRENT HIGH WIND WARNING WILL BE ALLOWED TO EXPIRE... 
...HIGH WIND WATCH REMAINS IN EFFECT FROM EARLY MONDAY THROUGH 
TUESDAY MORNING...

* WHAT...Wind gusts 35 to 45 mph remain possible through the
  overnight hours. For the High Wind Watch starting early Monday
  morning, southwest winds will increase again up to 30 to 40 mph
  with gusts up to 60 mph possible.

* WHERE...Ferris/Seminoe/Shirley Mountains, Shirley Basin, 
  Central Carbon County and North Snowy Range Foothills.

* WHEN...For the High Wind Watch, from late tonight through 
  Tuesday 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.

&&

$$

WYZ101-116-130815-
/O.EXP.KCYS.HW.W.0055.000000T0000Z-211213T0000Z/
/O.CON.KCYS.HW.A.0049.211214T0300Z-211214T1500Z/
Converse County Lower Elevations-South Laramie Range-
Including the cities of Douglas, Glenrock, Bill, Deer Creek, 
Buford, Pumpkin Vine, and Vedauwoo
513 PM MST Sun Dec 12 2021

...CURRENT HIGH WIND WARNING WILL BE ALLOWED TO EXPIRE... 
...HIGH WIND WATCH REMAINS IN EFFECT FROM MONDAY EVENING THROUGH 
TUESDAY MORNING...

* WHAT...Wind gusts 30 to 40 mph remain possible through Monday. 
  For the High Wind Watch starting Monday evening, southwest winds
  will increase again up to 30 to 40 mph with gusts up to 60 mph 
  possible.

* WHERE...Converse County Lower Elevations and South Laramie 
  Range.

* WHEN...For the High Wind Watch, from Monday evening through 
  Tuesday morning.

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

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.

&&

$$

WYZ103-115-130115-
/O.EXP.KCYS.HW.W.0055.000000T0000Z-211213T0000Z/
North Laramie Range-Laramie Valley-
Including the cities of Garrett, Esterbrook, Laramie, and Bosler
513 PM MST Sun Dec 12 2021

...HIGH WIND WARNING HAS EXPIRED...

Winds have relaxed this afternoon and current gusts remain below
45 mph. Thus, have allowed the High Wind Warning to expire on
time.

$$

WYZ111-130815-
/O.CON.KCYS.HW.A.0049.211214T0300Z-211214T1500Z/
Southwest Carbon County-
Including the city of Baggs
513 PM MST Sun Dec 12 2021

...HIGH WIND WATCH REMAINS IN EFFECT FROM MONDAY EVENING THROUGH
TUESDAY MORNING...

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

* WHERE...Southwest Carbon County.

* WHEN...From Monday evening through Tuesday 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
Dec 10, 2:48 PM MSTBlizzard WarningCYSAlbany, Carbon, Laramie, Platte36 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.