Alert archive / Wyoming / High Wind Warnings in 2018
High Wind Warning 29, NWS Cheyenne, WY
NWS Cheyenne, WY issued this high wind warning at Apr 10, 2018, 7:35 PM MDT for 4 counties in Wyoming. It took effect at Apr 11, 2018, 6:00 AM MDT. It was in force for 9 hr. 14 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 10, 2018, 7:35 PM MDT (01:35 UTC)
- In effect from
- Apr 11, 2018, 6:00 AM MDT
- Expired
- Apr 11, 2018, 3:00 PM MDT
- In force
- 9 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 01:39 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
| Time | Report | Where | Remark |
|---|---|---|---|
| Apr 11, 9:15 AM MDT | NON-TSTM WND GST 76 | 12 Sse Horse Creek, WY | |
| Apr 11, 9:30 AM MDT | NON-TSTM WND GST 62 | 16 Wsw Cheyenne, WY | OTTO ROAD WYDOT SENSOR. SUSTAINED AT 46 MPH. |
| Apr 11, 9:35 AM MDT | NON-TSTM WND GST 58 | 7 Ne Buford, WY | WILDCAT TRAIL WYDOT SENSOR. SUSTAINED AT 48 MPH. |
| Apr 11, 9:40 AM MDT | NON-TSTM WND GST 59 | 16 E Horse Creek, WY | WHITAKER WYDOT SENSOR. SUSTAINED AT 49 MPH. |
| Apr 11, 9:45 AM MDT | NON-TSTM WND GST 62 | Bordeaux, WY | BORDEAUX WYDOT SENSOR. SUSTAINED AT 49 MPH. |
| Apr 11, 9:55 AM MDT | NON-TSTM WND GST 64 | 16 Wsw Cheyenne, WY | OTTO ROAD WYDOT SENSOR. SUSTAINED AT 47 MPH. |
| Apr 11, 9:57 AM MDT | NON-TSTM WND GST 61 | 18 Wnw Cheyenne, WY | |
| Apr 11, 10:45 AM MDT | NON-TSTM WND GST 66 | 16 E Horse Creek, WY | WHITAKER WYDOT SENSOR. SUSTAINED AT 56 MPH. |
| Apr 11, 10:50 AM MDT | NON-TSTM WND GST 65 | 10 Wsw Cheyenne, WY | MILE POST 353 WYDOT SENSOR. SUSTAINED AT 57 MPH. |
| Apr 11, 11:10 AM MDT | NON-TSTM WND GST 62 | 10 Sw Cheyenne, WY | WYO HILL WYDOT SENSOR. SUSTAINED AT 46 MPH. |
| Apr 11, 11:12 AM MDT | NON-TSTM WND GST 60 | Cheyenne, WY | CHEYENNE AIRPORT ASOS. |
| Apr 11, 1:27 PM MDT | NON-TSTM WND GST 58 | Cheyenne, WY | CHEYENNE AIRPORT ASOS. |
| Apr 11, 2:53 PM MDT | NON-TSTM WND GST 58 | Cheyenne, WY | SUSTAINED WIND 41 MPG. |
| Apr 11, 2:53 PM MDT | NON-TSTM WND GST 58 | Cheyenne, WY | SUSTAINED WIND 41 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, 1.6 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 2997 m above ground
- 0-6 km bulk shear
- 43 kt
- 0-1 km storm-relative helicity
- -39 m²/s²
- 0-3 km storm-relative helicity
- 53 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
344 WWUS75 KCYS 110135 NPWCYS URGENT - WEATHER MESSAGE National Weather Service Cheyenne WY 735 PM MDT Tue Apr 10 2018 ... A PERIOD OF STRONG WINDS LIKELY FOR THE SOUTHEAST WYOMING WIND PRONE AREAS WEDNESDAY MORNING... WYZ106-110-116-117-111200- /O.UPG.KCYS.HW.A.0026.180411T1200Z-180411T1900Z/ /O.NEW.KCYS.HW.W.0029.180411T1200Z-180411T1900Z/ 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 735 PM MDT Tue Apr 10 2018 ...HIGH WIND WARNING IN EFFECT FROM 6 AM TO 1 PM MDT WEDNESDAY... The National Weather Service in Cheyenne has issued a High Wind Warning, which is in effect from 6 AM to 1 PM MDT Wednesday. The High Wind Watch is no longer in effect. * TIMING...6 AM until 1 PM Wednesday. * WINDS...West 30 to 40 mph sustained with gusts over 60 mph. * IMPACTS...Mainly to transportation. High profile and light weight vehicles such as empty semis, camper trailers and recreational vehicles can expect an increased risk of blow over or blow off. 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. && $$
4 follow-up statements
793 WWUS75 KCYS 110833 NPWCYS URGENT - WEATHER MESSAGE National Weather Service Cheyenne WY 233 AM MDT Wed Apr 11 2018 ... A PERIOD OF STRONG WINDS FOR THE SOUTHEAST WYOMING WIND PRONE AREAS THIS MORNING... WYZ106-110-116-117-111900- /O.CON.KCYS.HW.W.0029.180411T1200Z-180411T1900Z/ Central Laramie Range and Southwest Platte County- North Snowy Range Foothills-South Laramie Range- South Laramie Range Foothills- Including the cities of Bordeaux, Arlington, Elk Mountain, Buford, Pumpkin Vine, Vedauwoo, Whitaker, Federal, and Horse Creek 233 AM MDT Wed Apr 11 2018 ...HIGH WIND WARNING REMAINS IN EFFECT FROM 6 AM THIS MORNING TO 1 PM MDT THIS AFTERNOON... * TIMING...6 AM until 1 PM Today. * WINDS...West 30 to 40 mph sustained with gusts over 60 mph. * IMPACTS...Mainly to transportation. High profile and light weight vehicles such as empty semis, camper trailers and recreational vehicles can expect an increased risk of blow over or blow off. PRECAUTIONARY/PREPAREDNESS ACTIONS... A High Wind Warning means a hazardous high wind event is expected or occurring. Sustained wind speeds of at least 40 mph or gusts of 58 mph or more can lead to property damage. && $$ Rubin
353 WWUS75 KCYS 111808 NPWCYS URGENT - WEATHER MESSAGE National Weather Service Cheyenne WY 1208 PM MDT Wed Apr 11 2018 ...STRONG WINDS FOR PARTS OF SOUTHEAST WYOMING INTO THIS AFTERNOON... WYZ118-112100- /O.EXB.KCYS.HW.W.0029.000000T0000Z-180411T2100Z/ Central Laramie County- Including the city of Cheyenne 1208 PM MDT Wed Apr 11 2018 ...HIGH WIND WARNING IN EFFECT UNTIL 3 PM MDT THIS AFTERNOON... The National Weather Service in Cheyenne has issued a High Wind Warning, which is in effect until 3 PM MDT this afternoon. * TIMING..Until 3 PM Today. * WINDS...West 30 to 40 mph sustained with gusts over 60 mph. * IMPACTS...Mainly to transportation. High profile and light weight vehicles such as empty semis, camper trailers and recreational vehicles can expect an increased risk of blow over or blow off. 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. && $$ WYZ117-112100- /O.EXT.KCYS.HW.W.0029.000000T0000Z-180411T2100Z/ South Laramie Range Foothills- Including the cities of Whitaker, Federal, and Horse Creek 1208 PM MDT Wed Apr 11 2018 ...HIGH WIND WARNING NOW IN EFFECT UNTIL 3 PM MDT THIS AFTERNOON... * TIMING...Until 3 PM Today. * WINDS...West 30 to 40 mph sustained with gusts over 60 mph. * IMPACTS...Mainly to transportation. High profile and light weight vehicles such as empty semis, camper trailers and recreational vehicles can expect an increased risk of blow over or blow off. PRECAUTIONARY/PREPAREDNESS ACTIONS... A High Wind Warning means a hazardous high wind event is expected or occurring. Sustained wind speeds of at least 40 mph or gusts of 58 mph or more can lead to property damage. && $$ WYZ106-110-116-111915- /O.CON.KCYS.HW.W.0029.000000T0000Z-180411T1900Z/ Central Laramie Range and Southwest Platte County- North Snowy Range Foothills-South Laramie Range- Including the cities of Bordeaux, Arlington, Elk Mountain, Buford, Pumpkin Vine, and Vedauwoo 1208 PM MDT Wed Apr 11 2018 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 1 PM MDT THIS AFTERNOON... * TIMING...Until 1 PM Today. * WINDS...West 25 to 35 mph sustained with local gusts near 60 mph. * IMPACTS...Mainly to transportation. High profile and light weight vehicles such as empty semis, camper trailers and recreational vehicles can expect an increased risk of blow over or blow off. 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. && $$
789 WWUS75 KCYS 111917 NPWCYS URGENT - WEATHER MESSAGE National Weather Service Cheyenne WY 117 PM MDT Wed Apr 11 2018 ...STRONG WINDS FOR PARTS OF SOUTHEAST WYOMING INTO THIS AFTERNOON... WYZ106-110-116-112030- /O.EXP.KCYS.HW.W.0029.000000T0000Z-180411T1900Z/ Central Laramie Range and Southwest Platte County- North Snowy Range Foothills-South Laramie Range- Including the cities of Bordeaux, Arlington, Elk Mountain, Buford, Pumpkin Vine, and Vedauwoo 117 PM MDT Wed Apr 11 2018 ...HIGH WIND WARNING HAS EXPIRED... Winds have diminished over the area early this afternoon and high winds are no longer expected. Some wind gusts around 45 mph are still likely into late this afternoon. $$ WYZ117-118-112100- /O.CON.KCYS.HW.W.0029.000000T0000Z-180411T2100Z/ South Laramie Range Foothills-Central Laramie County- Including the cities of Whitaker, Federal, Horse Creek, and Cheyenne 117 PM MDT Wed Apr 11 2018 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 3 PM MDT THIS AFTERNOON... * TIMING...Until 3 PM Today. * WINDS...West 30 to 40 mph sustained with gusts over 60 mph. * IMPACTS...Mainly to transportation. High profile and light weight vehicles such as empty semis, camper trailers and recreational vehicles can expect an increased risk of blow over or blow off. 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. && $$
507 WWUS75 KCYS 112052 NPWCYS URGENT - WEATHER MESSAGE National Weather Service Cheyenne WY 252 PM MDT Wed Apr 11 2018 ...ANOTHER PERIOD OF STRONG WINDS EXPECTED ACROSS PARTS OF SOUTHEAST WYOMING THURSDAY AFTERNOON AND EVENING... WYZ117-118-121000- /O.EXP.KCYS.HW.W.0029.000000T0000Z-180411T2100Z/ /O.NEW.KCYS.HW.A.0027.180412T2100Z-180413T0400Z/ South Laramie Range Foothills-Central Laramie County- Including the cities of Whitaker, Federal, Horse Creek, and Cheyenne 252 PM MDT Wed Apr 11 2018 ...HIGH WIND WATCH IN EFFECT FROM THURSDAY AFTERNOON THROUGH THURSDAY EVENING... ...HIGH WIND WARNING WILL EXPIRE AT 3 PM MDT THIS AFTERNOON... The National Weather Service in Cheyenne has issued a High Wind Watch, which is in effect from Thursday afternoon through Thursday evening. * TIMING...3 PM to 10 PM Thursday. * WINDS...West 30 to 40 mph sustained with gusts over 60 mph. * IMPACTS...Mainly to transportation. High profile and light weight vehicles such as empty semis, camper trailers and recreational vehicles can expect an increased risk of blow over or blow off. PRECAUTIONARY/PREPAREDNESS ACTIONS... A High Wind Watch means there is the potential for a hazardous high wind event. Sustained winds of at least 40 mph...or gusts of 58 mph or stronger may occur. Continue to monitor the latest forecasts. && $$ WYZ106-107-115-116-121000- /O.NEW.KCYS.HW.A.0027.180412T2100Z-180413T0400Z/ Central Laramie Range and Southwest Platte County- East Platte County-Laramie Valley-South Laramie Range- Including the cities of Bordeaux, Wheatland, Guernsey, Bosler, Laramie, Buford, Pumpkin Vine, and Vedauwoo 252 PM MDT Wed Apr 11 2018 ...HIGH WIND WATCH IN EFFECT FROM THURSDAY AFTERNOON THROUGH THURSDAY EVENING... The National Weather Service in Cheyenne has issued a High Wind Watch, which is in effect from Thursday afternoon through Thursday evening. * TIMING...3 PM until 10 PM Thursday. * WINDS...West 30 to 40 mph sustained with gusts over 60 mph. * IMPACTS...Mainly to transportation. High profile and light weight vehicles such as empty semis, camper trailers and recreational vehicles can expect an increased risk of blow over or blow off. PRECAUTIONARY/PREPAREDNESS ACTIONS... A High Wind Watch means there is the potential for a hazardous high wind event. Sustained winds of at least 40 mph...or gusts of 58 mph or stronger may occur. Continue to monitor the latest forecasts. && $$
The office that day
Everything else NWS Cheyenne, WY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 11, 2:39 AM MDT | Red Flag Warning | CYS | 16 hr | |
| Apr 11, 2:52 PM MDT | High Wind Watch | CYS | Albany, Carbon, Laramie, Platte | 13 hr |
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.