Alert archive / Utah / Wind Advisories in 2021
Wind Advisory 32, NWS Salt Lake City, UT
NWS Salt Lake City, UT issued this wind advisory at Oct 18, 2021, 3:08 PM MDT for 5 counties in Utah. It was in force for 2 hr.
The area
The counties it named.
The facts
- Issued
- Oct 18, 2021, 3:08 PM MDT (21:08 UTC)
- Expired
- Oct 18, 2021, 5:37 PM MDT
- In force
- 2 hr
- 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 21:09 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
Salt Lake City I, UT (KSLC), launched 12:00Z, 9.1 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
- 2246 m above ground
- 0-6 km bulk shear
- 36 kt
- 0-1 km storm-relative helicity
- 189 m²/s²
- 0-3 km storm-relative helicity
- 217 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
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
1 follow-up statement
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
The office that day
Everything else NWS Salt Lake City, UT issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 18, 3:08 AM MDT | Winter Weather Advisory | SLC | Box Elder, Cache, Carbon, Davis, Duchesne, Emery and 9 more | 33 hr |
| Oct 18, 2:47 PM MDT | Special Weather Statement | SLC | Davis | 43 min |
| Oct 18, 2:53 PM MDT | Special Weather Statement | SLC | Utah | 52 min |
| Oct 18, 3:19 PM MDT | Special Weather Statement | SLC | Box Elder, Davis, Weber | 56 min |
| Oct 18, 3:24 PM MDT | Special Weather Statement | SLC | Wasatch | 66 min |
| Oct 18, 4:16 PM MDT | Special Weather Statement | SLC | Cache, Weber | 74 min |
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.