Alert archive / Wyoming / High Wind Watches in 2017
High Wind Watch 21, NWS Cheyenne, WY
NWS Cheyenne, WY issued this high wind watch at Oct 24, 2017, 1:12 AM MDT for 4 counties in Wyoming. It took effect at Oct 25, 2017, 10:00 AM MDT. It was in force for .
The area
The counties it named.
The facts
- Issued
- Oct 24, 2017, 1:12 AM MDT (07:12 UTC)
- In effect from
- Oct 25, 2017, 10:00 AM MDT
- Expired
- Oct 24, 2017, 9:02 PM MDT
- In force
- 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 07:09 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, 7.2 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
- 2387 m above ground
- 0-6 km bulk shear
- 71 kt
- 0-1 km storm-relative helicity
- 181 m²/s²
- 0-3 km storm-relative helicity
- 473 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
198 WWUS75 KCYS 240712 NPWCYS URGENT - WEATHER MESSAGE National Weather Service Cheyenne WY 112 AM MDT Tue Oct 24 2017 ...High Wind Watch for the Wind Prone Areas of Southeast Wyoming Wednesday Morning Through Wednesday Evening... WYZ106-110-116-117-250000- /O.NEW.KCYS.HW.A.0021.171025T1600Z-171026T0300Z/ 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 112 AM MDT Tue Oct 24 2017 ...HIGH WIND WATCH IN EFFECT FROM WEDNESDAY MORNING THROUGH WEDNESDAY EVENING... The National Weather Service in Cheyenne has issued a High Wind Watch, which is in effect from Wednesday morning through Wednesday evening. * TIMING...9AM Wednesday Through 9PM Wednesday * WINDS...West to southwest winds increasing through the morning with gusts of 60 to 65 MPH possible. * IMPACTS...Mainly to transportation. Risk for blow off or blowovers to light weight and/or high profile vehicles high along portions of Interstate 80 between Cheyenne and Rawlins and Interstate 25 between Cheyenne and Wheatland. 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. && $$
3 follow-up statements
985 WWUS75 KCYS 242028 NPWCYS URGENT - WEATHER MESSAGE National Weather Service Cheyenne WY 228 PM MDT Tue Oct 24 2017 ...High Wind Warning and High Wind Watches are in effect for the Wind Prone Areas of Southeast Wyoming on Wednesday... WYZ106-110-250430- /O.UPG.KCYS.HW.A.0021.171025T1600Z-171026T0300Z/ /O.NEW.KCYS.HW.W.0027.171025T1600Z-171026T0600Z/ Central Laramie Range and Southwest Platte County- North Snowy Range Foothills- Including the cities of Bordeaux, Arlington, and Elk Mountain 228 PM MDT Tue Oct 24 2017 ...HIGH WIND WARNING IN EFFECT FROM 10 AM WEDNESDAY TO MIDNIGHT MDT WEDNESDAY NIGHT... The National Weather Service in Cheyenne has issued a High Wind Warning, which is in effect from 10 AM Wednesday to midnight MDT Wednesday night. The High Wind Watch is no longer in effect. * TIMING...9AM Wednesday Through 9PM Wednesday * WINDS...West to southwest winds increasing through the morning with gusts of 60 to 65 MPH possible. * IMPACTS...Mainly to transportation. Risk for blow off or blowovers to light weight and/or high profile vehicles high along portions of Interstate 80 between Laramie and Rawlins and I-25 between Cheyenne and Wheatland. PRECAUTIONARY/PREPAREDNESS ACTIONS... A High Wind Warning means a hazardous high wind event is expected or occurring. Sustained wind speeds of at least 40 mph or gusts of 58 mph or more can lead to property damage. && $$ WYZ116-117-250430- /O.EXT.KCYS.HW.A.0021.171025T1600Z-171026T0600Z/ South Laramie Range-South Laramie Range Foothills- Including the cities of Buford, Pumpkin Vine, Vedauwoo, Whitaker, Federal, and Horse Creek 228 PM MDT Tue Oct 24 2017 ...HIGH WIND WATCH NOW IN EFFECT FROM WEDNESDAY MORNING THROUGH WEDNESDAY EVENING... * TIMING...9AM Wednesday Through 9PM Wednesday * WINDS...West to southwest winds increasing through the morning with gusts of 60 to 65 MPH possible. * IMPACTS...Mainly to transportation. Risk for blow off or blowovers to light weight and/or high profile vehicles high along portions of Interstate 80 between Cheyenne and Laramie. 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. && $$
424 WWUS75 KCYS 242110 NPWCYS URGENT - WEATHER MESSAGE National Weather Service Cheyenne WY 310 PM MDT Tue Oct 24 2017 ...High Wind Warning and High Wind Watches are in effect for the Wind Prone Areas of Southeast Wyoming on Wednesday... WYZ106-110-251100- /O.CON.KCYS.HW.W.0027.171025T1600Z-171026T0600Z/ Central Laramie Range and Southwest Platte County- North Snowy Range Foothills- Including the cities of Bordeaux, Arlington, and Elk Mountain 310 PM MDT Tue Oct 24 2017 ...HIGH WIND WARNING REMAINS IN EFFECT FROM 10 AM WEDNESDAY TO MIDNIGHT MDT WEDNESDAY NIGHT... * TIMING...10AM Wednesday Through Midnight Wednesday Night * WINDS...West to southwest winds increasing through the morning with gusts of 60 to 65 MPH possible. * IMPACTS...Mainly to transportation. Risk for blow off or blowovers to light weight and/or high profile vehicles high along portions of Interstate 80 between Laramie and Rawlins and I-25 between Cheyenne and Wheatland. PRECAUTIONARY/PREPAREDNESS ACTIONS... A High Wind Warning means a hazardous high wind event is expected or occurring. Sustained wind speeds of at least 40 mph or gusts of 58 mph or more can lead to property damage. && $$ WYZ116-117-251100- /O.CON.KCYS.HW.A.0021.171025T1600Z-171026T0600Z/ South Laramie Range-South Laramie Range Foothills- Including the cities of Buford, Pumpkin Vine, Vedauwoo, Whitaker, Federal, and Horse Creek 310 PM MDT Tue Oct 24 2017 ...HIGH WIND WATCH REMAINS IN EFFECT FROM WEDNESDAY MORNING THROUGH WEDNESDAY EVENING... * TIMING...10AM Wednesday Through Midnight Wednesday Night * WINDS...West to southwest winds increasing through the morning with gusts of 60 to 65 MPH possible. * IMPACTS...Mainly to transportation. Risk for blow off or blowovers to light weight and/or high profile vehicles high along portions of Interstate 80 between Cheyenne and Laramie. 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. && $$
191 WWUS75 KCYS 250302 NPWCYS URGENT - WEATHER MESSAGE National Weather Service Cheyenne WY 902 PM MDT Tue Oct 24 2017 ...High Wind Warnings In Effect for the Wind Corridors of Southeast Wyoming Wednesday... WYZ116-117-251200- /O.UPG.KCYS.HW.A.0021.171025T1600Z-171026T0600Z/ /O.EXB.KCYS.HW.W.0027.171025T2200Z-171026T0600Z/ South Laramie Range-South Laramie Range Foothills- Including the cities of Buford, Pumpkin Vine, Vedauwoo, Whitaker, Federal, and Horse Creek 902 PM MDT Tue Oct 24 2017 ...HIGH WIND WARNING IN EFFECT FROM 4 PM WEDNESDAY TO MIDNIGHT MDT WEDNESDAY NIGHT... The National Weather Service in Cheyenne has issued a High Wind Warning, which is in effect from 4 PM Wednesday to Midnight MDT Wednesday night. The High Wind Watch is no longer in effect. * TIMING...Winds will become strong and gusty by late Wednesday afternoon and continue through late Wednesday evening. * WINDS...Sustained west to southwest winds increasing to 25 to 35 mph with gusts to 60 mph. * IMPACTS...Mainly to transportation. Risk for blowovers to light weight and high profile vehicles will be high along Interstate 80 between Cheyenne and Laramie. PRECAUTIONARY/PREPAREDNESS ACTIONS... A High Wind Warning means a hazardous high wind event is expected or occurring. Sustained wind speeds of at least 40 mph or gusts of 58 mph or more can lead to property damage. && $$ WYZ106-110-251200- /O.CON.KCYS.HW.W.0027.171025T1600Z-171026T0600Z/ Central Laramie Range and Southwest Platte County- North Snowy Range Foothills- Including the cities of Bordeaux, Arlington, and Elk Mountain 902 PM MDT Tue Oct 24 2017 ...HIGH WIND WARNING REMAINS IN EFFECT FROM 10 AM WEDNESDAY TO MIDNIGHT MDT WEDNESDAY NIGHT... * TIMING...Winds will become strong and gusty late Wednesday morning and continue through late Wednesday evening. * WINDS...Sustained west to southwest winds increasing to 30 to 40 mph with gusts to 65 mph. * IMPACTS...Mainly to transportation. Risk for blowovers to light weight and high profile vehicles will be high along Interstate 80 between Laramie and Rawlins and Interstate 25 between Cheyenne and Wheatland. 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. && $$
The office that day
Everything else NWS Cheyenne, WY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 24, 1:21 AM MDT | Fire Weather Watch | CYS | 24 hr | |
| Oct 24, 2:28 PM MDT | High Wind Warning | CYS | Albany, Carbon, Laramie, Platte | 33 hr |
| Oct 24, 2:40 PM MDT | Red Flag Warning | CYS | 28 hr |
Nearby
High Wind Watches in Wyoming, 2017Every high wind watch 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.