Alert archive / South Dakota / River Flood Warnings in 2024

River Flood Warning 2, NWS Aberdeen, SD

May 7, 2024Grant County, South Dakota

NWS Aberdeen, SD issued this river flood warning at May 7, 2024, 9:39 PM CDT for Grant County, South Dakota. It was in force for 13 hr.

The area

The counties it named.

The facts

Issued
May 7, 2024, 9:39 PM CDT (02:39 UTC)
Expired
May 8, 2024, 10:40 AM CDT
In force
13 hr
Issued by
NWS Aberdeen, SD
Area
Storm-based polygon
Flood severity
Minor

County Grant County, SD

The radar

The Aberdeen radar (KABR), 132 km from the middle of the area, began a volume at 02:41 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 North Fork Whetstone River near Milbank (NWMS2).

Action stage
1054 ft
Minor stage
1056 ft
Moderate stage
1060 ft
Major stage
1062 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record, one reading an hour, from a day before the product to a day after it ended. Flood stages are today's.

The office that day

Everything else NWS Aberdeen, SD issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 8, 11:27 AM CDTRiver Flood WarningABRHamlin11 hr
May 8, 3:08 PM CDTSpecial Weather StatementABRDeuel52 min
May 8, 3:52 PM CDTSevere Thunderstorm WarningABRCodington, Deuel, Grant38 min

Nearby

River Flood Warnings in South Dakota, 2024Every river 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; the gauge from the NWS water service and the USGS.