Alert archive / South Dakota / Wind Advisories in 2021
Wind Advisory 2, NWS Rapid City, SD
NWS Rapid City, SD issued this wind advisory at Jan 5, 2021, 2:45 AM MST for Meade County, Pennington County, South Dakota. It took effect at Jan 5, 2021, 11:00 AM MST. It was in force for 7 hr.
The area
The counties it named.
The facts
- Issued
- Jan 5, 2021, 2:45 AM MST (09:45 UTC)
- In effect from
- Jan 5, 2021, 11:00 AM MST
- Expired
- Jan 5, 2021, 6:00 PM MST
- In force
- 7 hr
- Issued by
- NWS Rapid City, SD
Counties Meade County, SD, Pennington County, SD
The radar
The Rapid City radar (KUDX), 18 km from the middle of the area, began a volume at 09:47 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
Rapid City, SD (KUNR), launched 00:00Z, 9.8 hours before the alert went out and 26 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
- 2239 m above ground
- 0-6 km bulk shear
- 65 kt
- 0-1 km storm-relative helicity
- 91 m²/s²
- 0-3 km storm-relative helicity
- 211 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
545 WWUS73 KUNR 050945 NPWUNR URGENT - WEATHER MESSAGE National Weather Service Rapid City SD 245 AM MST Tue Jan 5 2021 SDZ026-031-072-073-060100- /O.NEW.KUNR.WI.Y.0002.210105T1800Z-210106T0100Z/ Rapid City-Pennington Co Plains-Sturgis/Piedmont Foot Hills- Southern Meade Co Plains- Including the cities of Rapid City, Box Elder, Caputa, Wall, Sturgis, Piedmont, Summerset, Ellsworth AFB, and Union Center 245 AM MST Tue Jan 5 2021 ...WIND ADVISORY IN EFFECT FROM 11 AM THIS MORNING TO 6 PM MST THIS EVENING... * WHAT...Northwest winds 25 to 35 mph with gusts to around 50 mph expected. * WHERE...The Rapid City area, the Pennington County Plains, the Sturgis/Piedmont Foot Hills and the Southern Meade County Plains. * WHEN...From 11 AM this morning to 6 PM MST this evening. * IMPACTS...Sudden wind gusts can cause drivers to lose control, especially in lightweight or high profile vehicles. Strong winds can cause blowing dust, reduced visibility, and flying debris. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ For more information from the National Weather Service visit http://weather.gov/unr
3 follow-up statements
248 WWUS73 KUNR 051909 NPWUNR URGENT - WEATHER MESSAGE National Weather Service Rapid City SD 1209 PM MST Tue Jan 5 2021 SDZ026-031-072-073-060100- /O.CON.KUNR.WI.Y.0002.000000T0000Z-210106T0100Z/ Rapid City-Pennington Co Plains-Sturgis/Piedmont Foot Hills- Southern Meade Co Plains- Including the cities of Rapid City, Box Elder, Caputa, Wall, Sturgis, Piedmont, Summerset, Ellsworth AFB, and Union Center 1209 PM MST Tue Jan 5 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM MST THIS EVENING... * WHAT...Northwest winds 25 to 35 mph with gusts to around 50 mph expected. * WHERE...The Rapid City area, the Pennington County Plains, the Sturgis/Piedmont Foot Hills and the Southern Meade County Plains. * WHEN...Until 6 PM MST this evening. * IMPACTS...Sudden wind gusts can cause drivers to lose control, especially in lightweight or high profile vehicles. Strong winds can cause blowing dust, reduced visibility, and flying debris. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ For more information from the National Weather Service visit http://weather.gov/unr
062 WWUS73 KUNR 052136 NPWUNR URGENT - WEATHER MESSAGE National Weather Service Rapid City SD 236 PM MST Tue Jan 5 2021 SDZ026-031-072-073-060100- /O.CON.KUNR.WI.Y.0002.000000T0000Z-210106T0100Z/ Rapid City-Pennington Co Plains-Sturgis/Piedmont Foot Hills- Southern Meade Co Plains- Including the cities of Rapid City, Box Elder, Caputa, Wall, Sturgis, Piedmont, Summerset, Ellsworth AFB, and Union Center 236 PM MST Tue Jan 5 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM MST THIS EVENING... * WHAT...Northwest winds 25 to 35 mph with gusts to around 50 mph expected. * WHERE...The Rapid City area, the Pennington County Plains, the Sturgis/Piedmont Foot Hills and the Southern Meade County Plains. * WHEN...Until 6 PM MST this evening. * IMPACTS...Sudden wind gusts can cause drivers to lose control, especially in lightweight or high profile vehicles. Strong winds can cause blowing dust, reduced visibility, and flying debris. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ For more information from the National Weather Service visit http://weather.gov/unr
046 WWUS73 KUNR 060101 NPWUNR URGENT - WEATHER MESSAGE National Weather Service Rapid City SD 601 PM MST Tue Jan 5 2021 SDZ026-031-072-073-060215- /O.EXP.KUNR.WI.Y.0002.000000T0000Z-210106T0100Z/ Rapid City-Pennington Co Plains-Sturgis/Piedmont Foot Hills- Southern Meade Co Plains- Including the cities of Rapid City, Box Elder, Caputa, Wall, Sturgis, Piedmont, Summerset, Ellsworth AFB, and Union Center 601 PM MST Tue Jan 5 2021 ...WIND ADVISORY HAS EXPIRED... Although a few wind gusts around 45 mph will still be possible over the next hour, winds are generally decreasing and will continue to do so through the evening. Therefore, the wind advisory has been allowed to expire. $$ For more information from the National Weather Service visit http://weather.gov/unr
Nearby
Wind Advisories in South Dakota, 2021Every wind advisory 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.