Alert archive / Utah / High Wind Watches in 2021
High Wind Watch 8, NWS Salt Lake City, UT
NWS Salt Lake City, UT issued this high wind watch at Dec 13, 2021, 3:50 AM MST for 9 counties in Utah. It took effect at Dec 14, 2021, 9:00 AM MST. It was in force for .
The area
The counties it named.
The facts
- Issued
- Dec 13, 2021, 3:50 AM MST (10:50 UTC)
- In effect from
- Dec 14, 2021, 9:00 AM MST
- Expired
- Dec 13, 2021, 3:20 PM MST
- In force
- Issued by
- NWS Salt Lake City, UT
Counties Beaver County, UT, Box Elder County, UT, Iron County, UT, Juab County, UT, Millard County, UT, Salt Lake County, UT, Tooele County, UT, Utah County, UT, Washington County, UT
The radar
The Salt Lake City radar (KMTX), 205 km from the middle of the area, began a volume at 10:49 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 00:00Z, 10.8 hours before the alert went out and 169 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
- 2764 m above ground
- 0-6 km bulk shear
- 71 kt
- 0-1 km storm-relative helicity
- 198 m²/s²
- 0-3 km storm-relative helicity
- 137 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
437 WWUS75 KSLC 131050 NPWSLC URGENT - WEATHER MESSAGE National Weather Service Salt Lake City UT 350 AM MST Mon Dec 13 2021 UTZ101-102-115-122-140000- /O.NEW.KSLC.HW.A.0008.211214T1600Z-211215T0200Z/ Great Salt Lake Desert and Mountains-Tooele and Rush Valleys- Western Millard and Juab Counties-Southwest Utah- Including the cities of Wendover, Dugway, Park Valley, Tooele, Grantsville, Vernon, Delta, Little Sahara, Beaver, Cedar City, and Milford 350 AM MST Mon Dec 13 2021 ...HIGH WIND WATCH IN EFFECT FROM TUESDAY MORNING THROUGH TUESDAY EVENING... * WHAT...South winds 25 to 40 mph with gusts in excess of 55 mph possible. * WHERE...Great Salt Lake Desert and Mountains, Tooele and Rush Valleys, Western Millard and Juab Counties and Southwest Utah. * WHEN...From Tuesday morning through Tuesday evening. * IMPACTS...High winds may move loose debris, damage property and cause power outages. Travel could be difficult especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... Monitor the latest forecasts and warnings for updates on this situation. Fasten loose objects or shelter objects in a safe location prior to the onset of winds. && $$ For more information from NOAA/National Weather Service visit... http://weather.gov/saltlakecity For information on potential travel impacts visit... http://udottraffic.utah.gov/roadweatherforecast.aspx
1 follow-up statement
299 WWUS75 KSLC 132220 NPWSLC URGENT - WEATHER MESSAGE National Weather Service Salt Lake City UT 320 PM MST Mon Dec 13 2021 UTZ101-102-115-122-141200- /O.UPG.KSLC.HW.A.0008.211214T1600Z-211215T0200Z/ /O.NEW.KSLC.HW.W.0009.211214T1300Z-211215T0100Z/ Great Salt Lake Desert and Mountains-Tooele and Rush Valleys- Western Millard and Juab Counties-Southwest Utah- Including the cities of Wendover, Dugway, Park Valley, Tooele, Grantsville, Vernon, Delta, Little Sahara, Beaver, Cedar City, and Milford 320 PM MST Mon Dec 13 2021 ...HIGH WIND WARNING IN EFFECT FROM 6 AM TO 6 PM MST TUESDAY... * WHAT...South winds 30 to 40 mph with gusts to around 65 mph expected. * WHERE...Great Salt Lake Desert and Mountains, Tooele and Rush Valleys, Western Millard and Juab Counties and Southwest Utah. * WHEN...From 6 AM to 6 PM MST Tuesday. * IMPACTS...High winds may move loose debris, damage property and cause power outages. Travel will be difficult especially for high profile vehicles. * ADDITIONAL DETAILS...Strong cross winds are expected along east- west oriented routes including I-80 and Highway 50. PRECAUTIONARY/PREPAREDNESS ACTIONS... People are urged to secure loose objects that could be blown around or damaged by the wind. && $$ UTZ105-116-119-126-127-141200- /O.NEW.KSLC.WI.Y.0034.211214T1300Z-211215T0100Z/ Salt Lake Valley-Eastern Juab/Millard Counties-Sevier Valley- Upper Sevier River Valleys-Bryce Canyon Country- Including the cities of Salt Lake City, West Jordan, Sandy, Nephi, Scipio, Fillmore, Richfield, Salina, Panguitch, Circleville, Koosharem, and Bryce Canyon City 320 PM MST Mon Dec 13 2021 ...WIND ADVISORY IN EFFECT FROM 6 AM TO 6 PM MST TUESDAY... * WHAT...South winds 25 to 35 mph with gusts to around 55 mph expected. * WHERE...Salt Lake Valley, Eastern Juab/Millard Counties, Sevier Valley, Upper Sevier River Valleys and Bryce Canyon Country. * WHEN...From 6 AM to 6 PM MST Tuesday. * IMPACTS...Gusty winds could blow around unsecured objects. A few power outages are possible. * ADDITIONAL DETAILS...Strong cross winds can be expected along all east-west oriented roadways. 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
The office that day
Everything else NWS Salt Lake City, UT issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 13, 3:20 PM MST | High Wind Warning | SLC | Beaver, Box Elder, Iron, Juab, Millard, Salt Lake and 3 more | 27 hr |
| Dec 13, 3:20 PM MST | Wind Advisory | SLC | Cache, Garfield, Juab, Kane, Millard, Piute and 2 more | 27 hr |
| Dec 13, 3:55 PM MST | Winter Storm Warning | SLC | Beaver, Box Elder, Cache, Carbon, Davis, Duchesne and 19 more | 43 hr |
| Dec 13, 3:55 PM MST | Winter Weather Advisory | SLC | Beaver, Box Elder, Cache, Davis, Emery, Garfield and 17 more | 43 hr |
Nearby
High Wind Watches in Utah, 2021Every high wind watch in 2021
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.