Alert archive / South Dakota / River Flood Warnings in 2026

River Flood Warning 7, NWS Aberdeen, SD

July 31, 2026Roberts County, South Dakota

NWS Aberdeen, SD issued this river flood warning at Jul 31, 2026, 9:10 AM CDT for Roberts County, South Dakota. It took effect at Jul 31, 2026, 9:33 AM CDT. It was in force for 4 hr.

The area

The counties it named.

The facts

Issued: Jul 31, 2026, 9:10 AM CDT (14:10 UTC)
In effect from: Jul 31, 2026, 9:33 AM CDT
Expired: Jul 31, 2026, 1:36 PM CDT
In force: 4 hr
Issued by: NWS Aberdeen, SD
Area: Storm-based polygon
Flood severity: Minor

County Roberts County, SD

The radar

The Aberdeen radar (KABR), 116 km from the middle of the area, began a volume at 14:11 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 Little Minnesota River near Peever (PVRS2). The gauge peaked at 17.05 ft at Jul 31, 2026, 9:00 AM CDT.

Action stage: 16 ft
Minor stage: 17 ft
Moderate stage: 22 ft
Major stage: 24 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 05290000, 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 Aberdeen, SD wrote its last area forecast discussion before this river flood warning went out at Jul 31, 6:34 AM CDT, 2 hours 36 minutes earlier.

Area forecast discussion, Jul 31, 6:34 AM CDT, 2 hours 36 minutes before

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Hazardous weather outlook, Jul 31, 3:03 AM CDT, 6 hours 7 minutes before

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In the hours before

Local storm report, Jul 31, 8:07 AM CDT, 1 hour 3 minutes before

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Local storm report, Jul 31, 8:09 AM CDT, 1 hour 1 minute before

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Local storm report, Jul 31, 8:10 AM CDT, 1 hour before

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Local storm report, Jul 31, 8:11 AM CDT, 59 minutes before

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Local storm report, Jul 31, 8:13 AM CDT, 57 minutes before

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Local storm report, Jul 31, 9:01 AM CDT, 9 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 30, 8:48 PM CDT	Areal Flood Warning	ABR	Potter	6 hr
Jul 30, 9:50 PM CDT	Flash Flood Warning	ABR	Hughes, Stanley	3 hr
Jul 30, 9:55 PM CDT	Areal Flood Warning	ABR	Day	12 hr
Jul 30, 9:59 PM CDT	Areal Flood Warning	ABR	Lyman	12 hr
Jul 31, 12:12 AM CDT	Areal Flood Warning	ABR	Day, Marshall, Roberts	9 hr

Nearby

River Flood Warnings in South Dakota, 2026 Every river flood warning in 2026

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.