Alert archive / Utah / High Wind Watches in 2021
High Wind Watch 4, NWS Salt Lake City, UT
NWS Salt Lake City, UT issued this high wind watch at May 18, 2021, 3:29 PM MDT for 5 counties in Utah. It took effect at May 20, 2021, 12:00 PM MDT. It was in force for .
The area
The counties it named.
The facts
- Issued
- May 18, 2021, 3:29 PM MDT (21:29 UTC)
- In effect from
- May 20, 2021, 12:00 PM MDT
- Expired
- May 19, 2021, 10:38 AM MDT
- In force
- Issued by
- NWS Salt Lake City, UT
Counties Beaver County, UT, Iron County, UT, Juab County, UT, Millard County, UT, Washington County, UT
The radar
The Cedar City radar (KICX), 100 km from the middle of the area, began a volume at 21:32 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, 9.5 hours before the alert went out and 281 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
- 2232 m above ground
- 0-6 km bulk shear
- 17 kt
- 0-1 km storm-relative helicity
- 39 m²/s²
- 0-3 km storm-relative helicity
- 94 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
802 WWUS75 KSLC 182129 NPWSLC URGENT - WEATHER MESSAGE National Weather Service Salt Lake City UT 329 PM MDT Tue May 18 2021 UTZ115-122-191200- /O.NEW.KSLC.HW.A.0004.210520T1800Z-210521T0300Z/ Western Millard and Juab Counties-Southwest Utah- Including the cities of Delta, Little Sahara, Beaver, Cedar City, and Milford 329 PM MDT Tue May 18 2021 ...HIGH WIND WATCH IN EFFECT FROM THURSDAY AFTERNOON THROUGH THURSDAY EVENING... * WHAT...South to southwest winds 30 to 40 mph with gusts in excess of 60 mph possible. * WHERE...Western Millard and Juab Counties and Southwest Utah. * WHEN...From Thursday afternoon through Thursday 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... A High Wind Watch means there is the potential for a hazardous high wind event. Sustained wind speeds of at least 40 mph or gusts of 58 mph or stronger may occur. Continue to monitor the latest forecasts. 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. && $$ For more information from NOAA/National Weather Service visit... http://weather.gov/saltlakecity For information on potential travel impacts visit... http://udottraffic.utah.gov/roadweatherforecast.aspx
2 follow-up statements
404 WWUS75 KSLC 190930 NPWSLC URGENT - WEATHER MESSAGE National Weather Service Salt Lake City UT 330 AM MDT Wed May 19 2021 UTZ115-122-192200- /O.CON.KSLC.HW.A.0004.210520T1800Z-210521T0300Z/ Western Millard and Juab Counties-Southwest Utah- Including the cities of Delta, Little Sahara, Beaver, Cedar City, and Milford 330 AM MDT Wed May 19 2021 ...HIGH WIND WATCH REMAINS IN EFFECT FROM THURSDAY AFTERNOON THROUGH THURSDAY EVENING... * WHAT...South to southwest winds 30 to 40 mph with gusts in excess of 60 mph possible. * WHERE...Western Millard and Juab Counties and Southwest Utah. * WHEN...From Thursday afternoon through Thursday evening. * IMPACTS...High winds may move loose debris, damage property and cause power outages. Travel could be difficult especially for high profile vehicles. Blowing dust may reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Monitor the latest forecasts and warnings for updates on this situation. Fasten loose objects or shelter objects in a safe location prior to the onset of winds. && $$ 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
802 WWUS75 KSLC 191638 NPWSLC URGENT - WEATHER MESSAGE National Weather Service Salt Lake City UT 1038 AM MDT Wed May 19 2021 UTZ115-122-200045- /O.UPG.KSLC.HW.A.0004.210520T1800Z-210521T0300Z/ /O.NEW.KSLC.HW.W.0006.210520T1800Z-210521T0300Z/ Western Millard and Juab Counties-Southwest Utah- Including the cities of Delta, Little Sahara, Beaver, Cedar City, and Milford 1038 AM MDT Wed May 19 2021 ...HIGH WIND WARNING IN EFFECT FROM NOON TO 9 PM MDT THURSDAY... * WHAT...Southwest winds 30 to 40 mph with gusts up to 65 mph expected. Blowing dust will result in areas of limited visibility. * WHERE...Western Millard and Juab Counties and Southwest Utah. * WHEN...From noon to 9 PM MDT Thursday. * IMPACTS...High winds may move loose debris, damage property and cause power outages. Travel will be difficult especially for high profile vehicles. Blowing dust will result in areas of limited visibility. * ADDITIONAL DETAILS...Very strong cross winds expected on portions of US-50, SR-21, and on I-15 at Hamilton's Fort just south of Cedar City. PRECAUTIONARY/PREPAREDNESS ACTIONS... People are urged to secure loose objects that could be blown around or damaged by the wind. && $$ UTZ116-119>121-123-124-126>130-200045- /O.NEW.KSLC.WI.Y.0022.210520T1800Z-210521T0300Z/ Eastern Juab/Millard Counties-Sevier Valley-Castle Country- San Rafael Swell-Lower Washington County-Zion National Park- Upper Sevier River Valleys-Bryce Canyon Country- South Central Utah-Capitol Reef National Park and Vicinity- Western Canyonlands- Including the cities of Nephi, Scipio, Fillmore, Richfield, Salina, Price, Castle Dale, Emery, Green River, Goblin Valley, St George, Hurricane, Ivins, Springdale, Panguitch, Circleville, Koosharem, Bryce Canyon City, Kanab, Escalante, Loa, Torrey, and Hanksville 1038 AM MDT Wed May 19 2021 ...WIND ADVISORY IN EFFECT FROM NOON TO 9 PM MDT THURSDAY... * WHAT...Southwest winds 20 to 30 mph with gusts up to 50 mph expected. Patchy areas of blowing dust possible. * WHERE...Portions of central, southern and southwest Utah. * WHEN...From noon to 9 PM MDT Thursday. * IMPACTS...Gusty winds could blow around unsecured objects. A few power outages are possible. Travel may be difficult for high profile vehicles. * ADDITIONAL DETAILS...Patchy areas of blowing dust may result in localized visibility restrictions. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ 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
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.