Alert archive / South Dakota / Flash Flood Warnings in 2024
Flash Flood Warning 33, NWS Sioux Falls, SD
NWS Sioux Falls, SD issued this flash flood warning at Aug 25, 2024, 8:15 PM CDT for Charles Mix County, South Dakota. It was in force for 86 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
- Aug 25, 2024, 8:15 PM CDT (01:15 UTC)
- Expired
- Aug 25, 2024, 9:41 PM CDT
- In force
- 86 min
- Issued by
- NWS Sioux Falls, SD
- Area
- Storm-based polygon
- Flood severity
- None
County Charles Mix County, SD
The radar
The Sioux Falls radar (KFSD), 156 km from the middle of the area, began a volume at 01:16 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.
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 Aug 25, 6:19 PM CDT, 1 hour 56 minutes earlier.
Area forecast discussion, Aug 25, 6:19 PM CDT, 1 hour 56 minutes before
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</html>Hazardous weather outlook, Aug 25, 8:47 AM CDT, 11 hours 28 minutes before
Hazardous Weather Outlook National Weather Service Sioux Falls SD 847 AM CDT Sun Aug 25 2024 IAZ001>003-012>014-020>022-031-032-MNZ071-072-080-081-089-090-097- 098-NEZ013-014-SDZ040-055-056-061-062-066-067-069>071-261400- Lyon-Osceola-Dickinson-Sioux-O'Brien-Clay-Plymouth-Cherokee- Buena Vista-Woodbury-Ida-Lincoln-Murray-Cottonwood-Nobles-Jackson- Pipestone-Rock-Dixon-Dakota-Brookings-Lake-Moody-McCook-Minnehaha- Turner-Yankton-Union- 847 AM CDT Sun Aug 25 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. Patchy fog will be possible into mid-morning Sunday. Visibility below one mile expected, with areas of visibility below one half mile. Dangerous heat is expected Sunday afternoon into early evening. Heat index values will range from 100 to 110 degrees at times. Overnight low temperatures into Monday morning may only fall into the lower to middle 70s. Patchy fog will again be possible Monday morning. .DAYS TWO THROUGH SEVEN...Monday through Saturday. Hot and humid conditions continue into Monday. Heat index values may again climb between 100 and 110 degrees at times. Thunderstorm risks will grow by Monday afternoon and peak into Monday evening and early overnight. While there remains uncertainty on the coverage of storms, there is growing potential for an increased severe weather risk especially in areas along and north of Interstate 90. Risks include large hail up to or greater than 2 inches, straight line winds of 70 mph, and even the potential for a tornado or two. The peak time of severe weather risks will be between 4pm Monday and 2am Tuesday morning. Continue to monitor your local forecast. Scattered thunderstorms may continue Tuesday and return again by Wednesday and Thursday, through the risk for severe storms remains low. .SPOTTER INFORMATION STATEMENT... Spotter activation is not expected at this time. SDZ038-039-050-052>054-057>060-063>065-068-261400- Beadle-Kingsbury-Gregory-Jerauld-Sanborn-Miner-Brule-Aurora-Davison- Hanson-Charles Mix-Douglas-Hutchinson-Bon Homme- 847 AM CDT Sun Aug 25 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. Patchy fog will continue into mid-morning Sunday. Visibility below one mile expected, with areas of visibility below one half mile. Dangerous heat is expected Sunday afternoon into early evening. Heat index values will range from 100 to 110 degrees at times. Overnight low temperatures into Monday morning may only fall into the lower to middle 70s. Patchy fog will again be possible Monday morning. Isolated thunderstorms may be possible Sunday evening across central South Dakota and areas west of the James River. The main risks will be large hail up to 2 inches and damaging winds up to 70 mph. .DAYS TWO THROUGH SEVEN...Monday through Saturday. Temperatures will cool slightly Monday, though heat index readings may still approach the 100 degree mark. Thunderstorm risks will grow by Monday afternoon and peak into Monday evening and early overnight. While there remains uncertainty on the coverage of storms, there is growing potential for an increased severe weather risk. Risks include large hail up to or greater than 2 inches, straight line winds of 70 mph, and even the potential for a tornado or two. The peak time of severe weather risks will be between 4pm Monday and 2am Tuesday morning. Continue to monitor your local forecast. Scattered thunderstorms may continue Tuesday and return again by Wednesday and Thursday, through the risk for severe storms remains low. .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 |
|---|---|---|---|---|
| Aug 25, 7:30 PM CDT | Severe Thunderstorm Warning | FSD | Brule, Charles Mix, Gregory | 45 min |
| Aug 25, 8:08 PM CDT | Severe Thunderstorm Warning | FSD | Aurora, Charles Mix, Douglas | 19 min |
| Aug 25, 8:09 PM CDT | Flash Flood Warning | FSD | Charles Mix | 92 min |
| Aug 25, 8:20 PM CDT | Severe Thunderstorm Warning | FSD | Brule | 10 min |
| Aug 25, 9:05 PM CDT | Severe Thunderstorm Warning | FSD | Beadle, Jerauld | 25 min |
| Aug 25, 10:27 PM CDT | Severe Thunderstorm Warning | FSD | Beadle | 18 min |
| Aug 26, 12:07 AM CDT | Severe Thunderstorm Warning | FSD | Beadle, Kingsbury | 38 min |
| Aug 26, 12:25 AM CDT | Severe Thunderstorm Warning | FSD | Kingsbury | 19 min |
| Aug 26, 1:48 AM CDT | Excessive Heat Warning | FSD | Clay, Lincoln, Minnehaha, Turner, Union | 18 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; radar from the NEXRAD Level II archive.