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Elev 336 ft, 42.53 °N, 96.49 °W

North Sioux City, SD Severe Weather Alertstar_ratehome

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Current Station
Personal Weather Station
Location: North Sioux City, SD
Elevation: 336ft
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Active Weather Alerts

Flash Flood Warning
Issued: 7:37 AM Oct. 9, 2026 – National Weather Service
...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 415 AM CDT EARLY THIS
MORNING FOR SOUTHWESTERN SIOUX AND NORTHEASTERN UNION COUNTIES...

At 237 AM CDT, Doppler radar and automated rain gauges indicated
thunderstorms producing heavy rain across the warned area. Between 2
and 3.5 inches of rain have fallen. Flooding impacts will continue,
but no additional rainfall is expected. Flash flooding is ongoing or
expected to begin shortly.

HAZARD...Flash flooding caused by thunderstorms.

SOURCE...Radar and automated gauges.

IMPACT...Flash flooding of small creeks and streams, urban areas,
highways, streets and underpasses as well as other poor
drainage and low-lying areas.

Some locations that will experience flash flooding include...
Hawarden and Alcester.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&


FLASH FLOOD...RADAR AND GAUGE INDICATED

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