Alert archive / Wyoming / High Wind Warnings in 2018

High Wind Warning 46, NWS Cheyenne, WY

December 4, 20184 counties in Wyoming

NWS Cheyenne, WY issued this high wind warning at Dec 4, 2018, 10:53 AM MST for 4 counties in Wyoming. It was in force for 15 hr. 28 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 4, 2018, 10:53 AM MST (17:53 UTC)
Expired
Dec 5, 2018, 1:53 AM MST
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 17:55 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 4, 11:06 AM MSTNON-TSTM WND GST 59Arlington, WYSUSTAINED 42 MPH.
Dec 4, 11:10 AM MSTNON-TSTM WND GST 60Arlington, WYSUSTAINED 45 MPH.
Dec 4, 1:20 PM MSTHIGH SUST WINDS 415 Nw Arlington, WYTHIS IS WYDOT SITE WAGONHOUND.
Dec 4, 1:20 PM MSTNON-TSTM WND GST 582 Ese Arlington, WYTHIS IS WYDOT SITE ARLINGTON EAST. SUSTAINED WIND 41 MPH.
Dec 4, 1:25 PM MSTNON-TSTM WND GST 582 Ese Arlington, WYARLINGTON EAST WYDOT SITE. SUSTAINED 42 MPH.
Dec 4, 1:30 PM MSTHIGH SUST WINDS 45Arlington, WY
Dec 4, 1:30 PM MSTNON-TSTM WND GST 597 Ese Arlington, WYWYDOT SENSOR AT COOPER COVE.
Dec 4, 1:50 PM MSTNON-TSTM WND GST 587 Ese Arlington, WYTHIS IS WYDOT SITE COOPER COVE. SUSTAINED WIND 38 MPH.
Dec 4, 2:05 PM MSTNON-TSTM WND GST 57Arlington, WYTHIS IS WIDOT SITE ARLINGTON. SUSTAINED WIND 46 MPH.
Dec 4, 2:15 PM MSTNON-TSTM WND GST 6314 Wsw Cheyenne, WYTHIS IS SITE UPR226. SUSTAINED WIND 47 MPH.
Dec 4, 2:20 PM MSTNON-TSTM WND GST 562 Ese Arlington, WYTHIS IS WYDOT SITE ARLINGTON EAST. SUSTAINED WIND 43 MPH.
Dec 4, 2:20 PM MSTNON-TSTM WND GST 56Arlington, WYSUSTAINED WIND 46 MPH.
Dec 4, 2:35 PM MSTHIGH SUST WINDS 44Arlington, WYTHIS IS WYDOT SITE ARLINGTON.
Dec 4, 2:35 PM MSTNON-TSTM WND GST 587 Ese Arlington, WYTHIS IS WYDOT SITE COOPER COVE.
Dec 4, 3:00 PM MSTNON-TSTM WND GST 57Arlington, WYSUSTAINED WIND 43 MPH.
Dec 4, 3:05 PM MSTNON-TSTM WND GST 603 Ese Elk Mountain, WYTHIS IS WYDOT SITE COUNTY ROAD 402.
Dec 4, 3:30 PM MSTHIGH SUST WINDS 44Arlington, WY
Dec 4, 4:00 PM MSTHIGH SUST WINDS 46Arlington, WY
Dec 4, 4:15 PM MSTNON-TSTM WND GST 607 Ese Arlington, WYTHIS IS WYDOT SITE COOPER COVE.
Dec 4, 4:20 PM MSTNON-TSTM WND GST 58Arlington, WYSUSTAINED WIND 45 MPH.
Dec 4, 5:55 PM MSTNON-TSTM WND GST 61Arlington, WYSUSTAINED WIND 39 MPH.
Dec 4, 6:20 PM MSTHIGH SUST WINDS 449 S Wheatland, WYTHIS IS WYDOT SITE BORDEAUX.
Dec 4, 6:30 PM MSTNON-TSTM WND GST 559 S Wheatland, WYTHIS ISN WYDOT SITE BORDEAUX. SUSTAINED WIND 46 MPH.
Dec 4, 6:30 PM MSTNON-TSTM WND GST 559 S Wheatland, WYTHIS IS WYDOT SITE BORDEAUX. SUSTAINED WIND 46 MPH.
Dec 4, 7:15 PM MSTNON-TSTM WND GST 559 S Wheatland, WYTHIS IS WYDOT SITE BORDEAUX. SUSTAINED WIND 45 MPH.
Dec 4, 9:00 PM MSTNON-TSTM WND GST 579 S Wheatland, WYTHIS IS WYDOT SITE BORDEAUX. SUSTAINED WIND 42 MPH.
Dec 4, 9:05 PM MSTHIGH SUST WINDS 407 Nw Elk Mountain, WYTHIS IS WYDOT SITE HALLECK RIDGE.
Dec 5, 1:30 AM MSTNON-TSTM WND GST 5816 Nw Wheatland, WYMESONET STATION E8763, 16 WNW WHEATLAND.

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, 5.9 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 12:00Z on 2018-12-04Temperature 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 2018-12-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 79 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
1374 m above ground
0-6 km bulk shear
39 kt
0-1 km storm-relative helicity
79 m²/s²
0-3 km storm-relative helicity
54 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

373 
WWUS75 KCYS 041753
NPWCYS

URGENT - WEATHER MESSAGE
National Weather Service Cheyenne WY
1053 AM MST Tue Dec 4 2018

...HIGH WIND WARNING IN EFFECT...

WYZ110-050200-
/O.NEW.KCYS.HW.W.0046.181204T1753Z-181205T1200Z/
North Snowy Range Foothills-
Including the cities of Arlington and Elk Mountain
1053 AM MST Tue Dec 4 2018

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

The National Weather Service in Cheyenne has issued a High Wind
Warning, which is in effect until 5 AM MST Wednesday. 

* TIMING...Winds were quickly increasing late this morning and
  remain strong and gusty through late tonight.

* WINDS...West to southwest sustained 30 to 40 mph with gusts to
  60 mph.

* IMPACTS...Strong winds will create dangerous travel for light
  weight and high profile vehicles, including camping and travel
  trailers. This includes Interstate 80 between mile markers 255
  and 285. In addition, patchy blowing and drifting snow will 
  result in slick roadways.

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.

&&

$$
3 follow-up statements
692 
WWUS75 KCYS 041951
NPWCYS

URGENT - WEATHER MESSAGE
National Weather Service Cheyenne WY
1251 PM MST Tue Dec 4 2018

...HIGH WIND WARNINGS IN EFFECT UNTIL 5 AM WEDNESDAY...

WYZ106-051200-
/O.EXB.KCYS.HW.W.0046.181205T0000Z-181205T1200Z/
Central Laramie Range and Southwest Platte County-
Including the city of Bordeaux
1251 PM MST Tue Dec 4 2018

...HIGH WIND WARNING IN EFFECT FROM 5 PM THIS AFTERNOON TO 5 AM
MST WEDNESDAY...

The National Weather Service in Cheyenne has issued a High Wind
Warning, which is in effect from 5 PM this afternoon to 5 AM MST
Wednesday. 

* TIMING...Winds will increase later this afternoon and remain 
  strong and gusty through late tonight. 

* WINDS...West to southwest sustained 30 to 45 mph with gusts to 
  65 mph. 

* IMPACTS...Strong winds will create dangerous travel for light
  weight and high profile vehicles, including camping and travel
  trailers. This includes Interstate 25 between Chugwater and
  Wheatland. In addition, patchy blowing and drifting snow will
  result in slick roadways 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.

&&

$$

WYZ110-051200-
/O.CON.KCYS.HW.W.0046.000000T0000Z-181205T1200Z/
North Snowy Range Foothills-
Including the cities of Arlington and Elk Mountain
1251 PM MST Tue Dec 4 2018

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

* TIMING...Winds will remain strong and gusty through late 
  tonight. 

* WINDS...West to southwest sustained 30 to 45 mph with gusts to
  65 mph. 

* IMPACTS...Strong winds will create dangerous travel for light
  weight and high profile vehicles, including camping and travel
  trailers. This includes Interstate 80 between mile markers 255
  and 285. In addition, patchy blowing and drifting snow will
  result in slick roadways 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.

&&

$$
038 
WWUS75 KCYS 050451
NPWCYS

URGENT - WEATHER MESSAGE
National Weather Service Cheyenne WY
951 PM MST Tue Dec 4 2018

...HIGH WIND WARNINGS IN EFFECT UNTIL 5 AM WEDNESDAY...

WYZ106-110-051200-
/O.CON.KCYS.HW.W.0046.000000T0000Z-181205T1200Z/
Central Laramie Range and Southwest Platte County-
North Snowy Range Foothills-
Including the cities of Bordeaux, Arlington, and Elk Mountain
951 PM MST Tue Dec 4 2018

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

* TIMING...Winds will remain strong and gusty through early
  Wednesday morning. 

* WINDS...West to southwest sustained 30 to 45 mph with gusts to 
  65 mph. 

* IMPACTS...Strong winds will create dangerous travel for light 
  weight and high profile vehicles, including camping and travel 
  trailers. This includes Interstate 25 between Chugwater and 
  Wheatland. In addition, patchy blowing and drifting snow will 
  result in slick roadways 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.

&&

$$
905 
WWUS75 KCYS 050853
NPWCYS

URGENT - WEATHER MESSAGE
National Weather Service Cheyenne WY
153 AM MST Wed Dec 5 2018

WYZ106-110-051000-
/O.CAN.KCYS.HW.W.0046.000000T0000Z-181205T1200Z/
Central Laramie Range and Southwest Platte County-
North Snowy Range Foothills-
Including the cities of Bordeaux, Arlington, and Elk Mountain
153 AM MST Wed Dec 5 2018

...HIGH WIND WARNING IS CANCELLED...

The National Weather Service in Cheyenne has cancelled the High
Wind Warning. Locally strong west winds have slowly diminished
early this morning. However, occasional gusts around 50 mph are
expected through sunrise this morning. 


$$

Nearby

High Wind Warnings in Wyoming, 2018Every high wind warning in 2018

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.