Alert archive / Wyoming / High Wind Warnings in 2020
High Wind Warning 7, NWS Salt Lake City, UT
NWS Salt Lake City, UT issued this high wind warning at Oct 13, 2020, 1:59 PM MDT for Uinta County, Wyoming. It took effect at Oct 14, 2020, 6:00 AM MDT. It was in force for 15 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
- Oct 13, 2020, 1:59 PM MDT (19:59 UTC)
- In effect from
- Oct 14, 2020, 6:00 AM MDT
- Expired
- Oct 14, 2020, 9:00 PM MDT
- In force
- 15 hr
- Issued by
- NWS Salt Lake City, UT
County Uinta County, WY
The radar
The Salt Lake City radar (KMTX), 159 km from the middle of the area, began a volume at 19:59 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
Salt Lake City I, UT (KSLC), launched 12:00Z, 8.0 hours before the alert went out and 127 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
- 2530 m above ground
- 0-6 km bulk shear
- 46 kt
- 0-1 km storm-relative helicity
- -13 m²/s²
- 0-3 km storm-relative helicity
- 124 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
635 WWUS75 KSLC 131959 NPWSLC URGENT - WEATHER MESSAGE National Weather Service Salt Lake City UT 159 PM MDT Tue Oct 13 2020 WYZ021-141200- /O.UPG.KSLC.HW.A.0004.201014T1500Z-201015T0100Z/ /O.NEW.KSLC.HW.W.0007.201014T1500Z-201015T0100Z/ Southwest Wyoming- Including the city of Evanston 159 PM MDT Tue Oct 13 2020 ...HIGH WIND WARNING IN EFFECT FROM 9 AM TO 7 PM MDT WEDNESDAY... * WHAT...West winds 35 to 45 mph with gusts up to 60 mph expected. * WHERE...Southwest Wyoming. * WHEN...From 9 AM to 7 PM MDT Wednesday. * IMPACTS...High winds may move loose debris, damage property and cause power outages. Travel will be difficult especially for high profile vehicles. * ADDITIONAL DETAILS...High winds may result in difficult travel along I-80. PRECAUTIONARY/PREPAREDNESS ACTIONS... People are urged to secure loose objects that could be blown around or damaged by the wind. && $$ UTZ011-141200- /O.NEW.KSLC.WI.Y.0019.201014T1500Z-201015T0100Z/ Western Uinta Basin- Including the cities of Duchesne and Roosevelt 159 PM MDT Tue Oct 13 2020 ...WIND ADVISORY IN EFFECT FROM 9 AM TO 7 PM MDT WEDNESDAY... * WHAT...Northwest winds 25 to 35 mph with gusts up to 55 mph expected. * WHERE...Western Uinta Basin. * WHEN...From 9 AM to 7 PM MDT Wednesday. * IMPACTS...Gusty winds could blow around unsecured objects. A few power outages are possible. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ For more information from NOAA/National Weather Service visit... http://weather.gov/saltlakecity For information on potential travel impacts visit... http://udottraffic.utah.gov/roadweatherforecast.aspx
4 follow-up statements
973 WWUS75 KSLC 140935 NPWSLC URGENT - WEATHER MESSAGE National Weather Service Salt Lake City UT 335 AM MDT Wed Oct 14 2020 UTZ009-141745- /O.EXB.KSLC.HW.W.0007.201014T1200Z-201015T0300Z/ Western Uinta Mountains- 335 AM MDT Wed Oct 14 2020 ...HIGH WIND WARNING IN EFFECT UNTIL 9 PM MDT THIS EVENING... * WHAT...Northwest winds 35 to 45 mph with gusts up to 75 mph expected. * WHERE...South slope of the western Uinta Mountains, including Moon Lake, as well as ridgetops across the Uinta Mountains. * WHEN...Until 9 PM MDT this evening. * IMPACTS...High winds may move loose debris, damage property, down trees and cause power outages. * ADDITIONAL DETAILS...Those in the backcountry of the Uinta Mountains should be prepared for very strong and damaging winds. PRECAUTIONARY/PREPAREDNESS ACTIONS... People are urged to secure loose objects that could be blown around or damaged by the wind. && $$ WYZ021-141745- /O.CON.KSLC.HW.W.0007.201014T1500Z-201015T0100Z/ Southwest Wyoming- Including the city of Evanston 335 AM MDT Wed Oct 14 2020 ...HIGH WIND WARNING REMAINS IN EFFECT FROM 9 AM THIS MORNING TO 7 PM MDT THIS EVENING... * WHAT...West winds 35 to 45 mph with gusts up to 60 mph expected. * WHERE...Southwest Wyoming. * WHEN...From 9 AM this morning to 7 PM MDT this evening. * IMPACTS...High winds may move loose debris, damage property and cause power outages. Travel will be difficult especially for high profile vehicles. * ADDITIONAL DETAILS...High winds may result in difficult travel along I-80. PRECAUTIONARY/PREPAREDNESS ACTIONS... People are urged to secure loose objects that could be blown around or damaged by the wind. && $$ UTZ011-141745- /O.CON.KSLC.WI.Y.0019.201014T1500Z-201015T0100Z/ Western Uinta Basin- Including the cities of Duchesne and Roosevelt 335 AM MDT Wed Oct 14 2020 ...WIND ADVISORY REMAINS IN EFFECT FROM 9 AM THIS MORNING TO 7 PM MDT THIS EVENING... * WHAT...West winds 25 to 35 mph with gusts up to 55 mph expected. * WHERE...Western Uinta Basin. * WHEN...From 9 AM this morning to 7 PM MDT this evening. * IMPACTS...Gusty winds could blow around unsecured objects. A few power outages are possible. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ For more information from NOAA/National Weather Service visit... http://weather.gov/saltlakecity For information on potential travel impacts visit... http://udottraffic.utah.gov/roadweatherforecast.aspx
239 WWUS75 KSLC 142111 NPWSLC URGENT - WEATHER MESSAGE National Weather Service Salt Lake City UT 311 PM MDT Wed Oct 14 2020 WYZ021-150100- /O.CON.KSLC.HW.W.0007.000000T0000Z-201015T0100Z/ Southwest Wyoming- Including the city of Evanston 311 PM MDT Wed Oct 14 2020 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 7 PM MDT THIS EVENING... * WHAT...West winds 35 to 45 mph with gusts up to 60 mph expected. * WHERE...Southwest Wyoming. * WHEN...Until 7 PM MDT this evening. * IMPACTS...High winds may move loose debris, damage property and cause power outages. Travel will be difficult especially for high profile vehicles. * ADDITIONAL DETAILS...High winds may result in difficult travel along I-80. PRECAUTIONARY/PREPAREDNESS ACTIONS... People are urged to secure loose objects that could be blown around or damaged by the wind. && $$ UTZ009-150300- /O.CON.KSLC.HW.W.0007.000000T0000Z-201015T0300Z/ Western Uinta Mountains- 311 PM MDT Wed Oct 14 2020 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING... * WHAT...Northwest winds 35 to 45 mph with gusts up to 75 mph expected. * WHERE...South slope of the western Uinta Mountains, including Moon Lake, as well as ridgetops across the Uinta Mountains. * WHEN...Until 9 PM MDT this evening. * IMPACTS...High winds may move loose debris, damage property, down trees and cause power outages. * ADDITIONAL DETAILS...Those in the backcountry of the Uinta Mountains should be prepared for very strong and damaging winds. PRECAUTIONARY/PREPAREDNESS ACTIONS... People are urged to secure loose objects that could be blown around or damaged by the wind. && $$ UTZ011-150100- /O.CON.KSLC.WI.Y.0019.000000T0000Z-201015T0100Z/ Western Uinta Basin- Including the cities of Duchesne and Roosevelt 311 PM MDT Wed Oct 14 2020 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM MDT THIS EVENING... * WHAT...West winds 25 to 35 mph with gusts up to 55 mph expected. * WHERE...Western Uinta Basin. * WHEN...Until 7 PM MDT this evening. * IMPACTS...Gusty winds could blow around unsecured objects. A few power outages are possible. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ For more information from NOAA/National Weather Service visit... http://weather.gov/saltlakecity For information on potential travel impacts visit... http://udottraffic.utah.gov/roadweatherforecast.aspx
751 WWUS75 KSLC 150112 NPWSLC URGENT - WEATHER MESSAGE National Weather Service Salt Lake City UT 712 PM MDT Wed Oct 14 2020 WYZ021-150215- /O.EXP.KSLC.HW.W.0007.000000T0000Z-201015T0100Z/ Southwest Wyoming- Including the city of Evanston 712 PM MDT Wed Oct 14 2020 ...HIGH WIND WARNING HAS EXPIRED... Strong winds have decreased across southwest Wyoming this evening. Wind gusts are expected to remain between 25-35 mph before diminishing later tonight. $$ UTZ011-150215- /O.EXP.KSLC.WI.Y.0019.000000T0000Z-201015T0100Z/ Western Uinta Basin- Including the cities of Duchesne and Roosevelt 712 PM MDT Wed Oct 14 2020 ...WIND ADVISORY HAS EXPIRED... Strong winds have decreased across the western Uinta Basin this evening. Wind gusts are expected to remain between 30-40 mph before diminishing later tonight. $$ UTZ009-150300- /O.CON.KSLC.HW.W.0007.000000T0000Z-201015T0300Z/ Western Uinta Mountains- 712 PM MDT Wed Oct 14 2020 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING... * WHAT...Northwest winds 30 to 40 mph with gusts over 55 mph. * WHERE...South slope of the western Uinta Mountains, including Moon Lake, as well as ridgetops across the Uinta Mountains. * WHEN...Until 9 PM MDT this evening. * IMPACTS...High winds may move loose debris, damage property, down trees and cause power outages. * ADDITIONAL DETAILS...Those in the backcountry of the Uinta Mountains should be prepared for very strong and damaging winds. PRECAUTIONARY/PREPAREDNESS ACTIONS... People are urged to secure loose objects that could be blown around or damaged by the wind. && $$ For more information from NOAA/National Weather Service visit... http://weather.gov/saltlakecity For information on potential travel impacts visit... http://udottraffic.utah.gov/roadweatherforecast.aspx
273 WWUS75 KSLC 150313 NPWSLC URGENT - WEATHER MESSAGE National Weather Service Salt Lake City UT 913 PM MDT Wed Oct 14 2020 UTZ009-150415- /O.EXP.KSLC.HW.W.0007.000000T0000Z-201015T0300Z/ Western Uinta Mountains- 913 PM MDT Wed Oct 14 2020 ...HIGH WIND WARNING HAS EXPIRED... Strong winds have decreased across much of the western Uinta Mountains this evening. Exposed high-elevation ridgelines may continue to see localized gusts over 70 mph, but most areas will see gusts less than 50 mph for the rest of the night. $$ For more information from NOAA/National Weather Service visit... http://weather.gov/saltlakecity For information on potential travel impacts visit... http://udottraffic.utah.gov/roadweatherforecast.aspx
The office that day
Everything else NWS Salt Lake City, UT issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 13, 3:40 AM MDT | High Wind Watch | SLC | Uinta | 10 hr |
| Oct 13, 3:26 AM MDT | Red Flag Warning | SLC | Duchesne | 18 hr |
| Oct 13, 1:42 PM MDT | Red Flag Warning | SLC | Carbon, Emery, Garfield, Iron, Kane, Washington and 1 more | 31 hr |
| Oct 13, 1:59 PM MDT | Wind Advisory | SLC | 29 hr |
Nearby
High Wind Warnings in Wyoming, 2020High Wind Warnings in Utah, 2020Every high wind warning in 2020
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.