Alert archive / Utah / Wind Advisories in 2021
Wind Advisory 31, NWS Salt Lake City, UT
NWS Salt Lake City, UT issued this wind advisory at Oct 17, 2021, 1:43 PM MDT for 8 counties in Utah. It took effect at Oct 18, 2021, 9:00 AM MDT. It was in force for 9 hr.
The area
The counties it named.
The facts
- Issued
- Oct 17, 2021, 1:43 PM MDT (19:43 UTC)
- In effect from
- Oct 18, 2021, 9:00 AM MDT
- Expired
- Oct 18, 2021, 5:37 PM MDT
- In force
- 9 hr
- Issued by
- NWS Salt Lake City, UT
Counties Beaver County, UT, Garfield County, UT, Iron County, UT, Juab County, UT, Kane County, UT, Millard County, UT, San Juan County, UT, Washington County, UT
The radar
The Cedar City radar (KICX), 73 km from the middle of the area, began a volume at 19:49 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 12:00Z, 7.7 hours before the alert went out and 298 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
- 2465 m above ground
- 0-6 km bulk shear
- 29 kt
- 0-1 km storm-relative helicity
- 124 m²/s²
- 0-3 km storm-relative helicity
- 161 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
898 WWUS75 KSLC 171943 NPWSLC URGENT - WEATHER MESSAGE National Weather Service Salt Lake City UT 143 PM MDT Sun Oct 17 2021 UTZ115-122-181200- /O.NEW.KSLC.WI.Y.0031.211018T1500Z-211018T2100Z/ Western Millard and Juab Counties-Southwest Utah- Including the cities of Delta, Little Sahara, Beaver, Cedar City, and Milford 143 PM MDT Sun Oct 17 2021 ...WIND ADVISORY IN EFFECT FROM 9 AM TO 3 PM MDT MONDAY... * WHAT...South to southwest winds 20 to 30 mph with gusts up to 45 mph expected. Localized higher gusts across favored terrain. * WHERE...Western Millard and Juab Counties and Southwest Utah. * WHEN...From 9 AM to 3 PM MDT Monday. * IMPACTS...Gusty winds could blow around unsecured objects. A few power outages are possible. Difficult driving conditions due to crosswinds on east-west oriented routes. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ UTZ128-181200- /O.NEW.KSLC.WI.Y.0031.211018T1800Z-211019T0000Z/ South Central Utah- Including the cities of Kanab and Escalante 143 PM MDT Sun Oct 17 2021 ...WIND ADVISORY IN EFFECT FROM NOON TO 6 PM MDT MONDAY... * WHAT...South to southwest winds 20 to 30 mph with gusts up to 50 mph expected. Localized higher gusts across favored terrain. * WHERE...South Central Utah. * WHEN...From noon to 6 PM MDT Monday. * IMPACTS...Gusty winds could blow around unsecured objects. A few power outages are possible. Difficult driving conditions due to crosswinds on east-west oriented routes. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ 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
667 WWUS75 KSLC 180318 NPWSLC URGENT - WEATHER MESSAGE National Weather Service Salt Lake City UT 918 PM MDT Sun Oct 17 2021 UTZ115-122-181200- /O.CON.KSLC.WI.Y.0031.211018T1500Z-211018T2100Z/ Western Millard and Juab Counties-Southwest Utah- Including the cities of Delta, Little Sahara, Beaver, Cedar City, and Milford 918 PM MDT Sun Oct 17 2021 ...WIND ADVISORY REMAINS IN EFFECT FROM 9 AM TO 3 PM MDT MONDAY... * WHAT...South to southwest winds 20 to 30 mph with gusts 45 to 55 mph expected. Localized higher gusts across favored terrain. * WHERE...Western Millard and Juab Counties and Southwest Utah. * WHEN...From 9 AM to 3 PM MDT Monday. * IMPACTS...Gusty winds could blow around unsecured objects. A few power outages are possible. Difficult driving conditions due to crosswinds on east-west oriented routes. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ UTZ128-181200- /O.CON.KSLC.WI.Y.0031.211018T1800Z-211019T0000Z/ South Central Utah- Including the cities of Kanab and Escalante 918 PM MDT Sun Oct 17 2021 ...WIND ADVISORY REMAINS IN EFFECT FROM NOON TO 6 PM MDT MONDAY... * WHAT...South to southwest winds 20 to 30 mph with gusts 45 to 55 mph expected. Localized higher gusts across favored terrain. * WHERE...South Central Utah. * WHEN...From noon to 6 PM MDT Monday. * IMPACTS...Gusty winds could blow around unsecured objects. A few power outages are possible. Difficult driving conditions due to crosswinds on east-west oriented routes. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ 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
905 WWUS75 KSLC 180900 NPWSLC URGENT - WEATHER MESSAGE National Weather Service Salt Lake City UT 300 AM MDT Mon Oct 18 2021 UTZ131-182100- /O.EXA.KSLC.WI.Y.0031.211018T1800Z-211019T0000Z/ Glen Canyon Recreation Area/Lake Powell- Including the cities of Big Water and Bullfrog 300 AM MDT Mon Oct 18 2021 ...WIND ADVISORY IN EFFECT FROM NOON TODAY TO 6 PM MDT THIS EVENING... * WHAT...Southwest winds 20 to 30 mph with gusts in excess of 45 mph expected. * WHERE...Glen Canyon Recreation Area/Lake Powell. * WHEN...From noon today to 6 PM MDT this evening. * IMPACTS...Gusty winds could blow around unsecured objects. Expect rough conditions on Lake Powell. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ UTZ115-122-182100- /O.CON.KSLC.WI.Y.0031.211018T1500Z-211018T2100Z/ Western Millard and Juab Counties-Southwest Utah- Including the cities of Delta, Little Sahara, Beaver, Cedar City, and Milford 300 AM MDT Mon Oct 18 2021 ...WIND ADVISORY REMAINS IN EFFECT FROM 9 AM THIS MORNING TO 3 PM MDT THIS AFTERNOON... * WHAT...South winds 20 to 30 mph with gusts in excess of 45 mph expected. * WHERE...Western Millard and Juab Counties and Southwest Utah. * WHEN...From 9 AM this morning to 3 PM MDT this afternoon. * IMPACTS...Gusty winds could blow around unsecured objects. Strong crosswinds are possible on east-west running routes. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ UTZ128-182100- /O.CON.KSLC.WI.Y.0031.211018T1800Z-211019T0000Z/ South Central Utah- Including the cities of Kanab and Escalante 300 AM MDT Mon Oct 18 2021 ...WIND ADVISORY REMAINS IN EFFECT FROM NOON TODAY TO 6 PM MDT THIS EVENING... * WHAT...Southwest winds 20 to 30 mph with gusts in excess of 45 mph expected. * WHERE...South Central Utah. * WHEN...From noon today to 6 PM MDT this evening. * IMPACTS...Gusty winds could blow around unsecured objects. Strong crosswinds are possible on east-west running routes. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ For more information from NOAA/National Weather Service visit... http://weather.gov/saltlakecity For information on potential travel impacts visit... http://udottraffic.utah.gov/roadweatherforecast.aspx
470 WWUS75 KSLC 182108 AAA NPWSLC URGENT - WEATHER MESSAGE...UPDATED National Weather Service Salt Lake City UT 308 PM MDT Mon Oct 18 2021 UTZ115-122-190000- /O.EXP.KSLC.WI.Y.0031.000000T0000Z-211018T2100Z/ /O.NEW.KSLC.WI.Y.0032.211018T2108Z-211019T0000Z/ Western Millard and Juab Counties-Southwest Utah- Including the cities of Delta, Little Sahara, Beaver, Cedar City, and Milford 308 PM MDT Mon Oct 18 2021 ...WIND ADVISORY CONTINUES UNTIL 6 PM MDT THIS EVENING... * WHAT...Southwest winds 25-40 mph with gusts to 50 mph. * WHERE...Western Millard and Juab Counties and Southwest Utah. * WHEN...Until 6 PM MDT this evening. * IMPACTS...Gusty winds could blow around unsecured objects. A few power outages are possible. * ADDITIONAL DETAILS...Winds will tend to relax towards late afternoon. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ UTZ128-131-190000- /O.CON.KSLC.WI.Y.0031.000000T0000Z-211019T0000Z/ South Central Utah-Glen Canyon Recreation Area/Lake Powell- Including the cities of Kanab, Escalante, Big Water, and Bullfrog 308 PM MDT Mon Oct 18 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT THIS EVENING... * WHAT...Southwest winds 25 to 35 mph with gusts to 50 mph. * WHERE...South Central Utah and Glen Canyon Recreation Area/Lake Powell. * WHEN...Until 6 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. && $$ For more information from NOAA/National Weather Service visit... http://weather.gov/saltlakecity For information on potential travel impacts visit... http://udottraffic.utah.gov/roadweatherforecast.aspx
304 WWUS75 KSLC 182337 NPWSLC URGENT - WEATHER MESSAGE National Weather Service Salt Lake City UT 537 PM MDT Mon Oct 18 2021 UTZ115-122-190045- /O.CAN.KSLC.WI.Y.0032.000000T0000Z-211019T0000Z/ Western Millard and Juab Counties-Southwest Utah- Including the cities of Delta, Little Sahara, Beaver, Cedar City, and Milford 537 PM MDT Mon Oct 18 2021 ...WIND ADVISORY IS CANCELLED... Strong winds will continue to diminish this evening. $$ UTZ128-131-190045- /O.CAN.KSLC.WI.Y.0031.000000T0000Z-211019T0000Z/ South Central Utah-Glen Canyon Recreation Area/Lake Powell- Including the cities of Kanab, Escalante, Big Water, and Bullfrog 537 PM MDT Mon Oct 18 2021 ...WIND ADVISORY IS CANCELLED... Strong winds will continue to diminish this evening. $$ 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
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.