Alert archive / South Dakota / Flash Flood Warnings in 2024
Flash Flood Warning 1, NWS Sioux Falls, SD
NWS Sioux Falls, SD issued this flash flood warning at May 31, 2024, 2:03 PM CDT for Lincoln County, South Dakota. It was in force for 100 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- May 31, 2024, 2:03 PM CDT (19:03 UTC)
- Expired
- May 31, 2024, 3:43 PM CDT
- In force
- 100 min
- Issued by
- NWS Sioux Falls, SD
- Area
- Storm-based polygon
- Flood severity
- None
County Lincoln County, SD
The radar
The Sioux Falls radar (KFSD), 34 km from the middle of the area, began a volume at 19:05 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
Minneapolis, MN (KMPX), launched 12:00Z, 7.1 hours before the alert went out and 304 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
- 713 m above ground
- 0-6 km bulk shear
- 21 kt
- 0-1 km storm-relative helicity
- 159 m²/s²
- 0-3 km storm-relative helicity
- 120 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Sioux Falls, SD wrote its last area forecast discussion before this flash flood warning went out at May 31, 12:17 PM CDT, 1 hour 46 minutes earlier.
Area forecast discussion, May 31, 12:17 PM CDT, 1 hour 46 minutes before
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</html>Hazardous weather outlook, May 31, 6:47 AM CDT, 7 hours 16 minutes before
Hazardous Weather Outlook National Weather Service Sioux Falls SD 647 AM CDT Fri May 31 2024 IAZ001>003-012>014-020>022-031-032-MNZ071-072-080-081-089-090-097- 098-NEZ013-014-SDZ056-062-066-067-069>071-011200- Lyon-Osceola-Dickinson-Sioux-O'Brien-Clay-Plymouth-Cherokee- Buena Vista-Woodbury-Ida-Lincoln-Murray-Cottonwood-Nobles-Jackson- Pipestone-Rock-Dixon-Dakota-Moody-Minnehaha-Turner-Yankton-Union- 647 AM CDT Fri May 31 2024 This Hazardous Weather Outlook is for northwest Iowa, west central Iowa, southwest Minnesota, northeast Nebraska, east central South Dakota and southeast South Dakota. .DAY ONE...Today and tonight. Showers and occasional thunderstorms are expected to redevelop during the late morning and continue into tonight. Severe weather is not expected, but locally heavy rainfall is possible. Some locations may see over an inch of rain through tonight. .DAYS TWO THROUGH SEVEN...Saturday through Thursday. Periodic moderate chances for showers and storms return Saturday night into early next week. Severe weather and locally heavy rain are possible late Sunday into Sunday night, so be sure to monitor the weather forecast for updates. .SPOTTER INFORMATION STATEMENT... Spotter activation is not expected at this time. SDZ038>040-050-052>055-057>061-063>065-068-011200- Beadle-Kingsbury-Brookings-Gregory-Jerauld-Sanborn-Miner-Lake-Brule- Aurora-Davison-Hanson-McCook-Charles Mix-Douglas-Hutchinson- Bon Homme- 647 AM CDT Fri May 31 2024 This Hazardous Weather Outlook is for central South Dakota, east central South Dakota, south central South Dakota and southeast South Dakota. .DAY ONE...Today and tonight. Hazardous weather is not expected at this time. .DAYS TWO THROUGH SEVEN...Saturday through Thursday. Periodic moderate chances for showers and storms return Saturday night into early next week. Severe weather and locally heavy rain are possible late Sunday into Sunday night, so be sure to monitor the weather forecast for updates. .SPOTTER INFORMATION STATEMENT... Spotter activation is not expected at this time.
The office that day
Everything else NWS Sioux Falls, SD issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 30, 7:30 PM CDT | Severe Thunderstorm Warning | FSD | Hanson, Hutchinson, McCook, Turner | 45 min |
| May 30, 8:47 PM CDT | Severe Thunderstorm Warning | FSD | Lincoln, Turner | 37 min |
| May 31, 6:51 PM CDT | Areal Flood Warning | FSD | Lincoln, Union | 6 hr |
Nearby
Flash Flood Warnings in South Dakota, 2024Every flash flood warning in 2024
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.