Alert archive / Minnesota / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 67, NWS Sioux Falls, SD
NWS Sioux Falls, SD issued this severe thunderstorm warning at Aug 5, 2021, 6:51 PM CDT for Lincoln County, Pipestone County, Minnesota. It was in force for 24 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Aug 5, 2021, 6:51 PM CDT (23:51 UTC)
- Expired
- Aug 5, 2021, 7:15 PM CDT
- In force
- 24 min
- Issued by
- NWS Sioux Falls, SD
- Area
- Storm-based polygon
- Hail
- 1.25 in
- Wind
- 50.0 mph
Counties Lincoln County, MN, Pipestone County, MN
The radar
The Sioux Falls radar (KFSD), 75 km from the middle of the area, began a volume at 23:55 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
Aberdeen, SD (KABR), launched 12:00Z, 11.9 hours before the alert went out and 181 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
- 370 J/kg
- Mixed-layer CIN
- -249 J/kg
- Mixed-layer LCL
- 1351 m above ground
- 0-6 km bulk shear
- 19 kt
- 0-1 km storm-relative helicity
- 68 m²/s²
- 0-3 km storm-relative helicity
- 144 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
083 WUUS53 KFSD 052351 SVRFSD MNC081-117-060015- /O.NEW.KFSD.SV.W.0067.210805T2351Z-210806T0015Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Sioux Falls SD 651 PM CDT Thu Aug 5 2021 The National Weather Service in Sioux Falls has issued a * Severe Thunderstorm Warning for... Southwestern Lincoln County in southwestern Minnesota... Northwestern Pipestone County in southwestern Minnesota... * Until 715 PM CDT. * At 651 PM CDT, a severe thunderstorm was located near Lake Benton, or 17 miles north of Pipestone, moving southeast at 25 mph. HAZARD...Half dollar size hail. SOURCE...Radar indicated. IMPACT...Damage to vehicles is expected. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. Large hail and damaging winds and continuous cloud to ground lightning is occurring with this storm. Move indoors immediately. Lightning is one of nature's leading killers. Remember, if you can hear thunder, you are close enough to be struck by lightning. && LAT...LON 4423 9645 4427 9637 4422 9611 4404 9633 TIME...MOT...LOC 2351Z 295DEG 21KT 4424 9638 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.25 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...<50 MPH $$ SSC
The office that day
Everything else NWS Sioux Falls, SD issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 5, 4:32 PM CDT | Severe Thunderstorm Warning | FSD | Lincoln, Lyon | 43 min |
| Aug 5, 5:10 PM CDT | Severe Thunderstorm Warning | FSD | Lincoln, Lyon | 50 min |
| Aug 5, 6:25 PM CDT | Severe Thunderstorm Warning | FSD | Murray, Pipestone | 37 min |
Nearby
Severe Thunderstorm Warnings in Minnesota, 2021Every severe thunderstorm warning 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.