Alert archive / Wyoming / High Wind Warnings in 2021

High Wind Warning 16, NWS Cheyenne, WY

February 18, 20214 counties in Wyoming

NWS Cheyenne, WY issued this high wind warning at Feb 18, 2021, 3:05 AM MST for 4 counties in Wyoming. It took effect at Feb 18, 2021, 4:00 PM MST. It was in force for 25 hr. 39 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 18, 2021, 3:05 AM MST (10:05 UTC)
In effect from
Feb 18, 2021, 4:00 PM MST
Expired
Feb 19, 2021, 5:00 PM MST
In force
25 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 10:03 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
Feb 18, 6:46 PM MSTNON-TSTM WND GST 641 Nnw Arlington, WYWYDOT SENSOR AT ARLINGTON. SUSTAINED WINDS OF 42 MPH.
Feb 18, 6:52 PM MSTNON-TSTM WND GST 661 Nnw Arlington, WYSUSTAINED WINDS OF 45 MPH WITH VISIBILITY DOWN TO ONE HALF MILE IN BLOWING SNOW.
Feb 18, 7:12 PM MSTNON-TSTM WND GST 587 Ese Arlington, WYWYDOT SENSOR AT COOPER COVE.
Feb 18, 8:42 PM MSTNON-TSTM WND GST 617 Ese Arlington, WYWYDOT SENSOR AT COOPER COVE.
Feb 18, 8:52 PM MSTNON-TSTM WND GST 585 Nw Arlington, WYWYDOT SENSOR AT WAGONHOUND. SUSTAINED WINDS OF 44 MPH.
Feb 18, 8:52 PM MSTNON-TSTM WND GST 657 Ese Arlington, WYWYDOT SENSOR AT COOPER COVE.
Feb 18, 10:12 PM MSTNON-TSTM WND GST 601 Nnw Arlington, WYWYDOT SENSOR AT ARLINGTON. SUSTAINED WINDS OF 48 MPH.
Feb 19, 12:12 AM MSTNON-TSTM WND GST 581 Nnw Arlington, WYMESONET STATION KARL ARLINGTON ALONG INTERSTATE 80 (WYDOT).
Feb 19, 2:02 AM MSTNON-TSTM WND GST 601 Nnw Arlington, WYMESONET STATION KARL ARLINGTON ALONG INTERSTATE 80 (WYDOT).
Feb 19, 5:48 AM MSTNON-TSTM WND GST 613 Nw Elk Mountain, WYMESONET STATION WY19 ELK MOUNTAIN ALONG INTERSTATE 80 (WYDOT).
Feb 19, 5:52 AM MSTNON-TSTM WND GST 592 Wnw Buford, WYMESONET STATION WY36 BUFORD EAST ALONG INTERSTATE 80 (WYDOT).
Feb 19, 6:46 AM MSTNON-TSTM WND GST 601 Ene Buford, WYMESONET STATION WY37 BUFORD EAST ALONG INTERSTATE 80 (WYDOT).
Feb 19, 7:46 AM MSTNON-TSTM WND GST 621 Ene Buford, WYMESONET STATION WY37 1.1 E BUFORD (WYDOT).
Feb 19, 7:56 AM MSTNON-TSTM WND GST 653 Nw Elk Mountain, WYMESONET STATION WY19 2.9 NW ELK MOUNTAIN (WYDOT).
Feb 19, 8:02 AM MSTHIGH SUST WINDS 441 Ene Buford, WYSUSTAINED WINDS BETWEEN 42 AND 45 MPH FROM 8:02 TO 9:02 AM MESONET STATION WY37 1.1 E BUFORD (WYDOT).
Feb 19, 8:02 AM MSTHIGH SUST WINDS 455 E Buford, WYSUSTAINED WINDS BETWEEN OF 41 TO 50 MPH BETWEEN 7:56 AM AND 9:02 AM MESONET STATION WY29 4.8 E BUFORD (WYDOT).
Feb 19, 8:26 AM MSTNON-TSTM WND GST 677 Ese Arlington, WYMESONET STATION WY24 6.9 E ARLINGTON (WYDOT).
Feb 19, 8:32 AM MSTNON-TSTM WND GST 641 Sse Bordeaux, WYMESONET STATION KBRX 1.4 S BORDEAUX (WYDOT).
Feb 19, 8:32 AM MSTNON-TSTM WND GST 64Bordeaux, WY
Feb 19, 9:02 AM MSTNON-TSTM WND GST 621 Sse Bordeaux, WYMESONET STATION KBRX 1.4 S BORDEAUX (WYDOT).
Feb 19, 9:16 AM MSTNON-TSTM WND GST 627 Nw Elk Mountain, WYMESONET STATION WY18 HALLECK RIDGE (WYDOT).
Feb 19, 9:22 AM MSTNON-TSTM WND GST 581 Ene Buford, WYMESONET STATION WY37 1.1 E BUFORD (WYDOT).
Feb 19, 9:22 AM MSTNON-TSTM WND GST 711 Nnw Arlington, WYMESONET STATION KARL 0.6 NW ARLINGTON (WYDOT).
Feb 19, 9:56 AM MSTNON-TSTM WND GST 585 E Buford, WYMESONET STATION WY29 4.8 E BUFORD (WYDOT).
Feb 19, 10:02 AM MSTHIGH SUST WINDS 441 Ene Buford, WYSUSTAINED WINDS BETWEEN 40 AND 47 MPH 10:02 TO 11:02 AM MESONET STATION WY37 1.1 E BUFORD (WYDOT).
Feb 19, 10:16 AM MSTNON-TSTM WND GST 608 S Chugwater, WYMESONET STATION WY40 7.5 S CHUGWATER (WYDOT).
Feb 19, 10:26 AM MSTNON-TSTM WND GST 6512 Wsw Warren Af Base, WYMESONET STATION WY38 11.8 S FEDERAL (WYDOT).
Feb 19, 10:31 AM MSTNON-TSTM WND GST 689 Se Buford, WYMESONET STATION UP204 9.2 SE BUFORD (UPR).
Feb 19, 10:52 AM MSTNON-TSTM WND GST 5812 Wsw Warren Af Base, WYMESONET STATION WY38 11.8 S FEDERAL (WYDOT).
Feb 19, 10:57 AM MSTNON-TSTM WND GST 749 Se Buford, WYMESONET STATION UP204 9.2 SE BUFORD (UPR).
Feb 19, 10:59 AM MSTNON-TSTM WND GST 8011 Wsw Warren Af Base, WYMESONET STATION UP226 10.5 NW NATURAL FORT (UPR).
Feb 19, 11:04 AM MSTNON-TSTM WND GST 7811 Wsw Warren Af Base, WYMESONET STATION UP226 10.5 NW NATURAL FORT (UPR).
Feb 19, 11:17 AM MSTNON-TSTM WND GST 609 Se Buford, WYMESONET STATION UP204 9.2 SE BUFORD (UPR).
Feb 19, 11:36 AM MSTNON-TSTM WND GST 6212 Wsw Warren Af Base, WYMESONET STATION WY38 11.8 S FEDERAL (WYDOT).
Feb 19, 11:51 AM MSTNON-TSTM WND GST 7711 Wsw Warren Af Base, WYMESONET STATION UP226 10.5 NW NATURAL FORT (UPR).
Feb 19, 12:28 PM MSTNON-TSTM WND GST 7211 Wsw Warren Af Base, WYMESONET STATION UP226 10.5 NW NATURAL FORT (UPR).
Feb 19, 12:30 PM MSTNON-TSTM WND GST 591 Nw Cheyenne, WYASOS STATION KCYS CHEYENNE AIRPORT - CYS.
Feb 19, 1:02 PM MSTNON-TSTM WND GST 591 Nnw Arlington, WYMESONET STATION KARL 0.6 NW ARLINGTON (WYDOT).
Feb 19, 1:30 PM MSTNON-TSTM WND GST 6511 Wsw Warren Af Base, WYMESONET STATION UP226 10.5 NW NATURAL FORT (UPR).

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, 10.1 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 2021-02-18Temperature 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 2021-02-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 40 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1078 m above ground
0-6 km bulk shear
20 kt
0-1 km storm-relative helicity
40 m²/s²
0-3 km storm-relative helicity
139 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

057 
WWUS75 KCYS 181005
NPWCYS

URGENT - WEATHER MESSAGE
National Weather Service Cheyenne WY
305 AM MST Thu Feb 18 2021

WYZ106-110-116-117-200000-
/O.UPG.KCYS.HW.A.0009.210218T2300Z-210220T0000Z/
/O.NEW.KCYS.HW.W.0016.210218T2300Z-210220T0000Z/
Central Laramie Range and Southwest Platte County-
North Snowy Range Foothills-South Laramie Range-
South Laramie Range Foothills-
Including the cities of Bordeaux, Arlington, Elk Mountain, 
Buford, Pumpkin Vine, Vedauwoo, Whitaker, Federal, 
and Horse Creek
305 AM MST Thu Feb 18 2021

...HIGH WIND WARNING IN EFFECT FROM 4 PM THIS AFTERNOON TO 5 PM
MST FRIDAY...

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

* WHERE...Arlington along Interstate 80 between Laramie and
  Rawlins, South Laramie Range and adjacent Foothills including
  Interstate 80 between Laramie and Cheyenne, and Bordeaux along
  Interstate 25 between Chugwater and Wheatland. 

* WHEN...From 4 PM this afternoon to 5 PM MST Friday.

* 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. Areas of blowing and drifting snow may also
  result in slick roads and reduced visibilities, especially along
  I-80 between Rawlins and Laramie.
 

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.

&&

$$

WYZ107-115-118-200000-
/O.NEW.KCYS.HW.W.0016.210219T1600Z-210220T0000Z/
East Platte County-Laramie Valley-Central Laramie County-
Including the cities of Wheatland, Guernsey, Bosler, Laramie, 
and Cheyenne
305 AM MST Thu Feb 18 2021

...HIGH WIND WARNING IN EFFECT FROM 9 AM TO 5 PM MST FRIDAY...

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

* WHERE...East Platte County, Laramie Valley and Central Laramie
  County Counties, including Cheyenne, Laramie, and Wheatland.

* WHEN...From 9 AM to 5 PM MST Friday.

* 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. Areas of drifting snow may also result in 
  slick roads and reduced visibilities.

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.

&&

$$

AB
6 follow-up statements
346 
WWUS75 KCYS 182220
NPWCYS

URGENT - WEATHER MESSAGE
National Weather Service Cheyenne WY
320 PM MST Thu Feb 18 2021

WYZ106-110-116-117-191200-
/O.CON.KCYS.HW.W.0016.210218T2300Z-210220T0000Z/
Central Laramie Range and Southwest Platte County-
North Snowy Range Foothills-South Laramie Range-
South Laramie Range Foothills-
Including the cities of Bordeaux, Arlington, Elk Mountain, 
Buford, Pumpkin Vine, Vedauwoo, Whitaker, Federal, 
and Horse Creek
320 PM MST Thu Feb 18 2021

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

* WHAT...West winds 35 to 50 mph with gusts up to 70 mph 
  expected.

* WHERE...Arlington along Interstate 80 between Laramie and 
  Rawlins, South Laramie Range and adjacent Foothills including 
  Interstate 80 between Laramie and Cheyenne, and Bordeaux along 
  Interstate 25 between Chugwater and Wheatland.

* WHEN...Until 5 PM MST Friday.

* 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. Areas of blowing and drifting snow may 
  also result in slick roads and reduced visibilities, 
  especially along I-80 between Rawlins and Laramie.

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.

&&

$$

WYZ107-115-118-191200-
/O.CON.KCYS.HW.W.0016.210219T1600Z-210220T0000Z/
East Platte County-Laramie Valley-Central Laramie County-
Including the cities of Wheatland, Guernsey, Bosler, Laramie, 
and Cheyenne
320 PM MST Thu Feb 18 2021

...HIGH WIND WARNING REMAINS IN EFFECT FROM 9 AM TO 5 PM MST
FRIDAY...

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

* WHERE...East Platte County, Laramie Valley and Central Laramie 
  County Counties, including Cheyenne, Laramie, and Wheatland.

* WHEN...From 9 AM MST until 5 PM MST Friday.

* 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. Areas of drifting snow may also result in 
  slick roads and reduced visibilities.

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
667 
WWUS75 KCYS 182223
NPWCYS

URGENT - WEATHER MESSAGE
National Weather Service Cheyenne WY
323 PM MST Thu Feb 18 2021

WYZ106-110-116-117-191200-
/O.CON.KCYS.HW.W.0016.210218T2300Z-210220T0000Z/
Central Laramie Range and Southwest Platte County-
North Snowy Range Foothills-South Laramie Range-
South Laramie Range Foothills-
Including the cities of Bordeaux, Arlington, Elk Mountain, 
Buford, Pumpkin Vine, Vedauwoo, Whitaker, Federal, 
and Horse Creek
323 PM MST Thu Feb 18 2021

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

* WHAT...West winds 35 to 50 mph with gusts up to 70 mph 
  expected.

* WHERE...Arlington along Interstate 80 between Laramie and 
  Rawlins, South Laramie Range and adjacent Foothills including 
  Interstate 80 between Laramie and Cheyenne, and Bordeaux along 
  Interstate 25 between Chugwater and Wheatland.

* WHEN...Until 5 PM MST Friday.

* 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. Areas of blowing and drifting snow may also
  result in slick roads and reduced visibilities, especially along
  Interstate 80 between Rawlins and Laramie.

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.

&&

$$

WYZ107-115-118-191200-
/O.CON.KCYS.HW.W.0016.210219T1600Z-210220T0000Z/
East Platte County-Laramie Valley-Central Laramie County-
Including the cities of Wheatland, Guernsey, Bosler, Laramie, 
and Cheyenne
323 PM MST Thu Feb 18 2021

...HIGH WIND WARNING REMAINS IN EFFECT FROM 9 AM TO 5 PM MST
FRIDAY...

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

* WHERE...East Platte County including Glendo and Wheatland,
  Central Laramie County including the city of Cheyenne, and the
  Laramie Valley including the city of Laramie. 

* WHEN...9 AM MST until 5 PM MST Friday.

* 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. Areas of drifting snow may also result in 
  slick roads and reduced visibilities.

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
882 
WWUS75 KCYS 191115
NPWCYS

URGENT - WEATHER MESSAGE
National Weather Service Cheyenne WY
415 AM MST Fri Feb 19 2021

WYZ106-110-116-117-200000-
/O.CON.KCYS.HW.W.0016.000000T0000Z-210220T0000Z/
Central Laramie Range and Southwest Platte County-
North Snowy Range Foothills-South Laramie Range-
South Laramie Range Foothills-
Including the cities of Bordeaux, Arlington, Elk Mountain, 
Buford, Pumpkin Vine, Vedauwoo, Whitaker, Federal, 
and Horse Creek
415 AM MST Fri Feb 19 2021

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

* WHAT...West winds 35 to 50 mph with gusts up to 70 mph 
  expected.

* WHERE...Arlington along Interstate 80 between Laramie and 
  Rawlins, South Laramie Range and adjacent Foothills including 
  Interstate 80 between Laramie and Cheyenne, and Bordeaux along 
  Interstate 25 between Chugwater and Wheatland.

* WHEN...Until 5 PM MST Friday.

* 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. Areas of blowing and drifting snow may 
  also result in slick roads and reduced visibilities, 
  especially along Interstate 80 between Rawlins and Laramie.

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.

&&

$$

WYZ107-115-118-200000-
/O.CON.KCYS.HW.W.0016.210219T1600Z-210220T0000Z/
East Platte County-Laramie Valley-Central Laramie County-
Including the cities of Wheatland, Guernsey, Bosler, Laramie, 
and Cheyenne
415 AM MST Fri Feb 19 2021

...HIGH WIND WARNING REMAINS IN EFFECT FROM 9 AM THIS MORNING TO
5 PM MST THIS AFTERNOON...

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

* WHERE...East Platte County including Glendo and Wheatland, 
  Central Laramie County including the city of Cheyenne, and the 
  Laramie Valley including the city of Laramie.

* WHEN...9 AM MST until 5 PM MST Friday.

* 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. Areas of drifting snow may also result in 
  slick roads and reduced visibilities.

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.

&&

$$
271 
WWUS75 KCYS 191343
NPWCYS

URGENT - WEATHER MESSAGE
National Weather Service Cheyenne WY
643 AM MST Fri Feb 19 2021

WYZ107-115-118-200000-
/O.EXT.KCYS.HW.W.0016.210219T1343Z-210220T0000Z/
East Platte County-Laramie Valley-Central Laramie County-
Including the cities of Wheatland, Guernsey, Bosler, Laramie, 
and Cheyenne
643 AM MST Fri Feb 19 2021

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

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

* WHERE...East Platte County including Glendo and Wheatland, 
  Central Laramie County including the city of Cheyenne, and the 
  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. Areas of drifting snow may also result in 
  slick roads and reduced visibilities.

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.

&&

$$

WYZ106-110-116-117-200000-
/O.CON.KCYS.HW.W.0016.000000T0000Z-210220T0000Z/
Central Laramie Range and Southwest Platte County-
North Snowy Range Foothills-South Laramie Range-
South Laramie Range Foothills-
Including the cities of Bordeaux, Arlington, Elk Mountain, 
Buford, Pumpkin Vine, Vedauwoo, Whitaker, Federal, 
and Horse Creek
643 AM MST Fri Feb 19 2021

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

* WHAT...West winds 35 to 50 mph with gusts up to 70 mph 
  expected.

* WHERE...Arlington along Interstate 80 between Laramie and 
  Rawlins, South Laramie Range and adjacent Foothills including 
  Interstate 80 between Laramie and Cheyenne, and Bordeaux along 
  Interstate 25 between Chugwater and Wheatland.

* WHEN...Until 5 PM MST Friday.

* 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. Areas of blowing and drifting snow may 
  also result in slick roads and reduced visibilities, 
  especially along Interstate 80 between Rawlins and Laramie.

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.

&&

$$

Braun
557 
WWUS75 KCYS 192016
NPWCYS

URGENT - WEATHER MESSAGE
National Weather Service Cheyenne WY
116 PM MST Fri Feb 19 2021

WYZ106-110-116-117-200000-
/O.CON.KCYS.HW.W.0016.000000T0000Z-210220T0000Z/
Central Laramie Range and Southwest Platte County-
North Snowy Range Foothills-South Laramie Range-
South Laramie Range Foothills-
Including the cities of Bordeaux, Arlington, Elk Mountain, 
Buford, Pumpkin Vine, Vedauwoo, Whitaker, Federal, 
and Horse Creek
116 PM MST Fri Feb 19 2021

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

* WHAT...West winds 35 to 50 mph with gusts up to 70 mph expected.
  Areas of blowing and drifting snow are also likely. 

* WHERE...Arlington along Interstate 80 between Laramie and 
  Rawlins, South Laramie Range and adjacent Foothills including 
  Interstate 80 between Laramie and Cheyenne, and Bordeaux along 
  Interstate 25 between Chugwater and Wheatland.

* WHEN...Until 5 PM MST today.

* 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. Areas of blowing and drifting snow may 
  also result in slick roads and reduced visibilities, 
  especially along Interstate 80 between Rawlins and Laramie.

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.

&&

$$

WYZ107-115-118-200000-
/O.CON.KCYS.HW.W.0016.000000T0000Z-210220T0000Z/
East Platte County-Laramie Valley-Central Laramie County-
Including the cities of Wheatland, Guernsey, Bosler, Laramie, 
and Cheyenne
116 PM MST Fri Feb 19 2021

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

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

* WHERE...East Platte County including Glendo and Wheatland, 
  Central Laramie County including the city of Cheyenne, and the 
  Laramie Valley including the city of Laramie.

* WHEN...Until 5 PM MST today.

* 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.

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
643 
WWUS75 KCYS 192334
NPWCYS

URGENT - WEATHER MESSAGE
National Weather Service Cheyenne WY
434 PM MST Fri Feb 19 2021

WYZ106-110-116-117-200045-
/O.EXP.KCYS.HW.W.0016.000000T0000Z-210220T0000Z/
Central Laramie Range and Southwest Platte County-
North Snowy Range Foothills-South Laramie Range-
South Laramie Range Foothills-
Including the cities of Bordeaux, Arlington, Elk Mountain, 
Buford, Pumpkin Vine, Vedauwoo, Whitaker, Federal, 
and Horse Creek
434 PM MST Fri Feb 19 2021

...HIGH WIND WARNING WILL EXPIRE AT 5 PM MST THIS AFTERNOON...

Since wind speeds have decreased, the high wind warning will be
allowed to expire at 5 PM.

$$

WYZ107-115-118-200045-
/O.EXP.KCYS.HW.W.0016.000000T0000Z-210220T0000Z/
East Platte County-Laramie Valley-Central Laramie County-
Including the cities of Wheatland, Guernsey, Bosler, Laramie, 
and Cheyenne
434 PM MST Fri Feb 19 2021

...HIGH WIND WARNING WILL EXPIRE AT 5 PM MST THIS AFTERNOON...

Since wind speeds have decreased, the high wind warning will be
allowed to expire at 5 PM.

$$

Rubin

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 18, 3:01 AM MSTWinter Weather AdvisoryCYSAlbany, Carbon3 days

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.