⚠️ Flood Warning – Big Stone, MN; Traverse, MN; Day, SD; Marshall, SD; Roberts, SD – Friday, July 31, 2026

Flood Warning issued July 31 at 12:12AM CDT until July 31 at 9:15AM CDT by NWS Aberdeen SD

Details

* WHAT…Flooding caused by excessive rainfall is expected.

* WHERE…Northwestern Big Stone County in west central Minnesota…
Southwestern Traverse County in west central Minnesota…
Northeastern Day County in northeastern South Dakota…
Southeastern Marshall County in northeastern South Dakota…
Southwestern Roberts County in northeastern South Dakota…

* WHEN…Until 915 AM CDT Friday.

* IMPACTS…Flooding of rivers, creeks, streams, and other low-lying
and flood-prone locations is imminent or occurring. Low-water
crossings are inundated with water and may not be passable. Expect
many areas of slow moving or standing water.

* ADDITIONAL DETAILS…
– At 1211 AM CDT, Doppler radar indicated heavy rain due to
thunderstorms. Flooding is ongoing or expected to begin shortly
in the warned area. Between 2 and 6 inches of rain have fallen.
– Additional rainfall amounts up to 1 inch are possible in the
warned area.
– Some locations that will experience flooding include…
Sisseton, Agency Village, Browns Valley, Wilmot, Enemy Swim
Housing, Beardsley, Peever, Grenville, Barry, Peever Flats
Housing, Dakota Connection & Casino, Lake Traverse Housing Units,
Finley Heights Housing, Yankeetown, Traverse Country Park,
Bonanza Grove, Lake Traverse, Rainbow Island, Rudebusch Corner
and Big Stone Lake.
– http://www.weather.gov/safety/flood

Instructions

Turn around, don’t drown when encountering flooded roads. Most flood
deaths occur in vehicles.

Be especially cautious at night when it is harder to recognize the
dangers of flooding.

Be aware of your surroundings and do not drive on flooded roads.

Please report observed flooding to local emergency services or law
enforcement and request they pass this information to the National
Weather Service when you can do so safely.

This alert was automatically posted by SkyGuard, MWSC’s severe weather alerting system. Source: National Weather Service.