Alert archive / Wyoming / High Wind Warnings in 2017
High Wind Warning 37, NWS Cheyenne, WY
NWS Cheyenne, WY issued this high wind warning at Nov 30, 2017, 7:52 PM MST for Albany County, Carbon County, Wyoming. It was in force for 5 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Nov 30, 2017, 7:52 PM MST (02:52 UTC)
- Expired
- Dec 1, 2017, 1:18 AM MST
- In force
- 5 hr
- Issued by
- NWS Cheyenne, WY
Counties Albany County, WY, Carbon County, WY
The radar
The Cheyenne radar (KCYS), 140 km from the middle of the area, began a volume at 02:55 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.
The nearest sounding before it
Riverton, WY (KRIW), launched 00:00Z, 2.9 hours before the alert went out and 230 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 3736 m above ground
- 0-6 km bulk shear
- 51 kt
- 0-1 km storm-relative helicity
- 60 m²/s²
- 0-3 km storm-relative helicity
- 184 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
752 WWUS75 KCYS 010252 NPWCYS URGENT - WEATHER MESSAGE National Weather Service Cheyenne WY 752 PM MST Thu Nov 30 2017 ...Strong Winds Along Interstate 80 Between Laramie and Rawlins Through Friday Morning... WYZ110-011300- /O.NEW.KCYS.HW.W.0037.171201T0252Z-171201T1800Z/ North Snowy Range Foothills- Including the cities of Arlington and Elk Mountain 752 PM MST Thu Nov 30 2017 ...HIGH WIND WARNING IN EFFECT UNTIL 11 AM MST FRIDAY... The National Weather Service in Cheyenne has issued a High Wind Warning, which is in effect until 11 AM MST Friday. * TIMING...Through Friday Morning. * WINDS...West to southwest 35 to 45 MPH with occasional gusts up to 60 MPH. * IMPACTS...Mainly to transportation. Sudden cross winds will be dangerous to light weight and high profile vehicles, especially along Interstate 80 near Arlington. 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. && $$ CLH
1 follow-up statement
950 WWUS75 KCYS 010818 NPWCYS URGENT - WEATHER MESSAGE National Weather Service Cheyenne WY 118 AM MST Fri Dec 1 2017 ...HIGH WIND WARNING IS CANCELLED... WYZ110-010930- /O.CAN.KCYS.HW.W.0037.000000T0000Z-171201T1800Z/ North Snowy Range Foothills- Including the cities of Arlington and Elk Mountain 118 AM MST Fri Dec 1 2017 ...HIGH WIND WARNING IS CANCELLED... The National Weather Service in Cheyenne has cancelled the High Wind Warning. Sustained westerly winds of 25 to 35 mph with gusts to 45 mph will continue overnight across the North Snowy Range Foothills including Arlington. $$
The office that day
Everything else NWS Cheyenne, WY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 1, 1:53 PM MST | Winter Storm Watch | CYS | Albany, Carbon, Converse, Laramie, Niobrara, Platte | 47 hr |
Nearby
High Wind Warnings in Wyoming, 2017Every high wind warning in 2017
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.