Hazardous Weather Conditions
Current conditions at
Sioux Falls, Foss Field (KFSD)
Lat: 43.58°NLon: 96.75°WElev: 1427ft.
Overcast
50°F
10°C
| Humidity | 93% |
| Wind Speed | N 9 mph |
| Barometer | 29.80 in (1009.6 mb) |
| Dewpoint | 48°F (9°C) |
| Visibility | 8.00 mi |
| Wind Chill | 46°F (8°C) |
| Last update | 18 May 7:56 pm CDT |
Extended Forecast for
Sioux Falls SD
Tonight
Low: 42 °F
Showers
Likely and
Breezy then
CloudyTuesday
High: 56 °F
Decreasing
CloudsTuesday Night
Low: 36 °F
Partly Cloudy
then Areas
FrostWednesday
High: 63 °F
Areas Frost
then Partly
SunnyWednesday Night
Low: 43 °F
Mostly Cloudy
Thursday
High: 64 °F
Mostly Cloudy
Thursday Night
Low: 45 °F
Mostly Cloudy
Friday
High: 64 °F
Showers
LikelyFriday Night
Low: 46 °F
Chance
T-storms
Detailed Forecast
Tonight
Showers likely and possibly a thunderstorm before 9pm, then a chance of showers and thunderstorms between 9pm and 10pm. Cloudy, with a low around 42. Breezy, with a north northwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
Cloudy, then gradually becoming mostly sunny, with a high near 56. Northwest wind around 15 mph, with gusts as high as 30 mph.
Tuesday Night
Areas of frost after 5am. Otherwise, mostly clear, with a low around 36. North northwest wind 5 to 10 mph becoming light and variable in the evening. Winds could gust as high as 20 mph.
Wednesday
Areas of frost before 7am. Otherwise, mostly sunny, with a high near 63. Calm wind becoming south southeast around 5 mph in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 43. South southeast wind 5 to 10 mph.
Thursday
Mostly cloudy, with a high near 64. South southeast wind 5 to 15 mph, with gusts as high as 25 mph.
Thursday Night
Mostly cloudy, with a low around 45.
Friday
Showers likely, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 64. Chance of precipitation is 60%.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 46. Chance of precipitation is 40%.
Saturday
A 30 percent chance of showers before 1pm. Mostly cloudy, with a high near 72.
Saturday Night
Partly cloudy, with a low around 50.
Sunday
Mostly sunny, with a high near 82.
Sunday Night
Partly cloudy, with a low around 57.
Memorial Day
Mostly sunny, with a high near 87.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT 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)
8:28 pm CDT May 18, 2026
8pm CDT May 18, 2026-6pm CDT May 25, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
