Hazardous Weather Conditions
Current conditions at
Sioux Falls, Foss Field (KFSD)
Lat: 43.58°NLon: 96.75°WElev: 1427ft.
Partly Cloudy and Windy
85°F
29°C
| Humidity | 33% |
| Wind Speed | S 28 G 38 mph |
| Barometer | 29.69 in (1004.3 mb) |
| Dewpoint | 53°F (12°C) |
| Visibility | 10.00 mi |
| Heat Index | 83°F (28°C) |
| Last update | 22 Apr 1:56 pm CDT |
Extended Forecast for
Sioux Falls SD
Red Flag Warning until April 22, 08:00pm
NOW until 8:00pm Wed

Red Flag Warning
This Afternoon

High: 88 °F
Sunny and
BreezyTonight
Low: 61 °F
Breezy.
Partly Cloudy
then Showers
LikelyThursday

High: 78 °F
Chance
ShowersThursday Night
Low: 40 °F
Slight Chance
Showers then
Mostly ClearFriday

High: 61 °F
Sunny
Friday Night
Low: 40 °F
Partly Cloudy
then Slight
Chance
ShowersSaturday

High: 61 °F
Chance
ShowersSaturday Night

Low: 43 °F
Mostly Cloudy
Detailed Forecast
This Afternoon
Sunny, with a high near 88. Breezy, with a south wind 20 to 25 mph, with gusts as high as 35 mph.
Tonight
A chance of showers and thunderstorms between 2am and 4am, then showers likely and possibly a thunderstorm after 4am. Increasing clouds, with a low around 61. Breezy, with a south wind 20 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
A 40 percent chance of showers after 2pm. Cloudy, then gradually becoming mostly sunny, with a high near 78. South wind around 15 mph becoming west southwest in the afternoon. Winds could gust as high as 30 mph.
Thursday Night
A 10 percent chance of showers before 7pm. Partly cloudy, with a low around 40. Northwest wind around 15 mph, with gusts as high as 25 mph.
Friday
Sunny, with a high near 61. Northwest wind 10 to 15 mph, with gusts as high as 20 mph.
Friday Night
A 20 percent chance of showers after 1am. Partly cloudy, with a low around 40. Northwest wind 5 to 10 mph becoming east after midnight. Winds could gust as high as 20 mph.
Saturday
A 30 percent chance of showers. Mostly cloudy, with a high near 61.
Saturday Night
Mostly cloudy, with a low around 43.
Sunday
Showers likely, mainly after 1pm. Mostly cloudy, with a high near 60. Chance of precipitation is 70%.
Sunday Night
Showers. Low around 44. Chance of precipitation is 80%.
Monday
Showers likely. Mostly cloudy, with a high near 56. Breezy. Chance of precipitation is 60%.
Monday Night
Mostly cloudy, with a low around 36. Breezy.
Tuesday
Partly sunny, with a high near 56.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Sioux Falls SD
43.54°N 96.73°W (Elev. 1453 ft)
43.54°N 96.73°W (Elev. 1453 ft)
1:33 pm CDT Apr 22, 2026
2pm CDT Apr 22, 2026-6pm CDT Apr 28, 2026



