Multi-Day Heavy Rain in the Mid-South; Strong Winds and Lingering Snow in the West

Several bands of heavy rain may cause flash flooding in the Mid-South. A potent storm will bring strong winds and critical fire weather threats into the Southwest, and damaging Santa Ana winds to southern California. Heavy mountain snow will linger across the North and Central Rockies and Inter-Mountain West. A Wintery mix is also possible in the Appalachians and portions of the Northeast. Read More >

Hazardous Weather Conditions

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Current conditions at

Sioux Falls, Foss Field (KFSD)

Lat: 43.58°NLon: 96.75°WElev: 1427ft.

Mostly Cloudy

38°F

3°C

Humidity	76%
Wind Speed	Calm
Barometer	29.88 in (1013.0 mb)
Dewpoint	31°F (-1°C)
Visibility	10.00 mi
Last update	27 Feb 9:56 am CST

More Information:

Local Forecast Office More Local Wx 3 Day History Mobile Weather Hourly Weather Forecast

Extended Forecast for

4 Miles NW Harrisburg SD

Winter Storm Watch February 27, 06:00pm until February 28, 06:00am

Click here for hazard details and duration

Winter Storm Watch

Today

Mostly Cloudy
then Chance
Rain
High: 44 °F
Tonight

Rain/Snow
then Snow
Low: 20 °F
Sunday

Becoming
Sunny
High: 33 °F
Sunday
Night

Mostly Clear
Low: 17 °F
Monday

Sunny
High: 33 °F
Monday
Night

Mostly Clear
Low: 22 °F
Tuesday

Sunny and
Breezy
High: 49 °F
Tuesday
Night

Mostly Clear
Low: 28 °F
Wednesday

Sunny
High: 53 °F

Detailed Forecast

Today

A chance of rain after 5pm. Cloudy, with a high near 44. South southeast wind 5 to 15 mph becoming east northeast in the afternoon. Chance of precipitation is 30%.

Tonight

Rain and snow, becoming all snow after 9pm. Low around 20. Northeast wind around 15 mph becoming north northwest after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 100%. New snow accumulation of around 4 inches.

Sunday

Partly sunny, then gradually becoming sunny, with a high near 33. North northwest wind 10 to 15 mph becoming west southwest in the afternoon. Winds could gust as high as 25 mph.

Sunday Night

Mostly clear, with a low around 17. West southwest wind around 10 mph becoming north northwest after midnight.

Monday

Sunny, with a high near 33. North northwest wind around 10 mph becoming southeast in the afternoon.

Monday Night

Mostly clear, with a low around 22. South wind 10 to 15 mph.

Tuesday

Sunny, with a high near 49. Breezy.

Tuesday Night

Mostly clear, with a low around 28.

Wednesday

Sunny, with a high near 53.