Alert archive / South Dakota / River Flood Warnings in 2023
River Flood Warning 22, NWS Sioux Falls, SD
NWS Sioux Falls, SD issued this river flood warning at Apr 10, 2023, 7:03 AM CDT for Brookings County, South Dakota. It was in force for 17 days.
The area
The counties it named.
The facts
- Issued
- Apr 10, 2023, 7:03 AM CDT (12:03 UTC)
- Expired
- Apr 26, 2023, 7:54 PM CDT
- In force
- 17 days
- Issued by
- NWS Sioux Falls, SD
- Area
- Storm-based polygon
- Flood severity
- Minor
County Brookings County, SD
The radar
The Sioux Falls radar (KFSD), 87 km from the middle of the area, began a volume at 12:02 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 river
Written for the forecast point Big Sioux River near Bruce (BRCS2). The gauge peaked at 10.35 ft at Apr 11, 2023, 8:00 AM CDT.
- Action stage
- 7 ft
- Minor stage
- 8 ft
- Moderate stage
- 10 ft
- Major stage
- 13 ft
This gauge today: stage, forecast and historic crests
Stage from the USGS instantaneous record for site 06479770, one reading an hour, from a day before the product to a day after it ended. Flood stages are today's.
What forecasters said that day
The local office's own words before this river 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 river flood warning went out at Apr 10, 6:20 AM CDT, 43 minutes earlier.
Area forecast discussion, Apr 10, 6:20 AM CDT, 43 minutes before
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</html>Hazardous weather outlook, Apr 10, 4:22 AM CDT, 2 hours 41 minutes before
Hazardous Weather Outlook National Weather Service Sioux Falls SD 422 AM CDT Mon Apr 10 2023 IAZ001>003-012>014-020>022-031-032-NEZ013-014-SDZ050-052>054-057>071- 110930- Lyon-Osceola-Dickinson-Sioux-O'Brien-Clay-Plymouth-Cherokee- Buena Vista-Woodbury-Ida-Dixon-Dakota-Gregory-Jerauld-Sanborn-Miner- Brule-Aurora-Davison-Hanson-McCook-Minnehaha-Charles Mix-Douglas- Hutchinson-Turner-Lincoln-Bon Homme-Yankton-Union- 422 AM CDT Mon Apr 10 2023 This Hazardous Weather Outlook is for northwest Iowa, west central Iowa, northeast Nebraska, 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...Tuesday through Sunday. Gusty south to southwest winds, combined with well above normal temperatures and low humidity levels, will return Tuesday through Thursday. These conditions will result in very high to extreme fire danger across snow-free areas today. These conditions more likely will be confined to areas southeast of a line from Lake Andes, to Sioux Falls to Jackson Minnesota on Wednesday and Thursday. Minor to localized moderate river flooding will continue through mid to late week, especially along the Big Sioux and Rock Rivers, and their tributary creeks. .SPOTTER INFORMATION STATEMENT... Spotter activation is not expected at this time. MNZ071-072-080-081-089-090-097-098-SDZ038>040-055-056-110930- Lincoln-Lyon-Murray-Cottonwood-Nobles-Jackson-Pipestone-Rock-Beadle- Kingsbury-Brookings-Lake-Moody- 422 AM CDT Mon Apr 10 2023 This Hazardous Weather Outlook is for southwest Minnesota and east central South Dakota. .DAY ONE...Today and tonight. Hazardous weather is not expected at this time. .DAYS TWO THROUGH SEVEN...Tuesday through Sunday. Gusty south to southwest winds, combined with warming afternoon temperatures and lowering humidity levels, will return Tuesday through Thursday. These conditions may result in high to very high fire danger across snow-free areas on those days. .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 |
|---|---|---|---|---|
| Apr 9, 11:04 PM CDT | River Flood Warning | FSD | Moody | 21 days |
| Apr 10, 1:44 AM CDT | River Flood Warning | FSD | Minnehaha, Moody | 21 days |
| Apr 10, 3:12 AM CDT | River Flood Warning | FSD | Moody | 21 days |
| Apr 10, 3:30 AM CDT | Fire Weather Watch | FSD | Aurora, Bon Homme, Brule, Charles Mix, Clay, Davison and 13 more | 10 hr |
| Apr 10, 4:18 AM CDT | River Flood Warning | FSD | Lincoln | 21 days |
| Apr 10, 1:44 PM CDT | Red Flag Warning | FSD | Aurora, Beadle, Bon Homme, Brule, Charles Mix, Clay and 14 more | 31 hr |
| Apr 9, 11:04 PM CDT | River Flood Warning | FSD | Rock | 23 hr |
| Apr 10, 2:43 AM CDT | River Flood Warning | FSD | Rock | 21 days |
Nearby
River Flood Warnings in South Dakota, 2023Every river flood warning in 2023
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; the gauge from the NWS water service and the USGS.