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Hazardous Weather Conditions

Current conditions at

Sioux Falls, Foss Field (KFSD)

Lat: 43.58°NLon: 96.75°WElev: 1427ft.

Overcast

47°F

8°C

Humidity 93%
Wind Speed E 6 mph
Barometer 30.14 in (1021.4 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 15 Oct 2:56 am CDT
Extended Forecast for

Lyons SD

  • Overnight

    Overnight: Showers likely, mainly after 4am. Cloudy, with a low around 44. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 44 °F

    Showers
    Likely

  • Thursday

    Thursday: Showers likely, mainly before 2pm. Cloudy, with a high near 57. Breezy, with a northwest wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 35 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 57 °F

    Showers
    Likely and
    Breezy

  • Thursday Night

    Thursday Night: Increasing clouds, with a low around 39. Breezy, with a northwest wind 20 to 25 mph, with gusts as high as 40 mph.

    Low: 39 °F

    Increasing
    Clouds and
    Breezy

  • Friday

    Friday: Cloudy through mid morning, then gradual clearing, with a high near 52. Breezy, with a north northwest wind 20 to 25 mph decreasing to 15 to 20 mph in the afternoon. Winds could gust as high as 40 mph.

    High: 52 °F

    Becoming
    Sunny and
    Breezy

  • Friday Night

    Friday Night: Widespread frost, mainly after midnight. Otherwise, clear, with a low around 32. Calm wind becoming south around 5 mph after midnight.

    Low: 32 °F

    Frost

  • Saturday

    Saturday: Sunny, with a high near 62. Breezy, with a south wind 10 to 20 mph, with gusts as high as 30 mph.

    High: 62 °F

    Sunny then
    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Clear, with a low around 42.

    Low: 42 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 43.

    Low: 43 °F

    Partly Cloudy

Detailed Forecast

Overnight
Showers likely, mainly after 4am. Cloudy, with a low around 44. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Showers likely, mainly before 2pm. Cloudy, with a high near 57. Breezy, with a northwest wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 35 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
Increasing clouds, with a low around 39. Breezy, with a northwest wind 20 to 25 mph, with gusts as high as 40 mph.
Friday
Cloudy through mid morning, then gradual clearing, with a high near 52. Breezy, with a north northwest wind 20 to 25 mph decreasing to 15 to 20 mph in the afternoon. Winds could gust as high as 40 mph.
Friday Night
Widespread frost, mainly after midnight. Otherwise, clear, with a low around 32. Calm wind becoming south around 5 mph after midnight.
Saturday
Sunny, with a high near 62. Breezy, with a south wind 10 to 20 mph, with gusts as high as 30 mph.
Saturday Night
Clear, with a low around 42.
Sunday
Sunny, with a high near 67.
Sunday Night
Partly cloudy, with a low around 43.
Monday
Mostly sunny, with a high near 68.
Monday Night
Mostly clear, with a low around 44.
Tuesday
Sunny, with a high near 70.
Tuesday Night
Mostly clear, with a low around 51.
Wednesday
Mostly sunny, with a high near 71.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lyons SD
 43.73°N 96.76°W (Elev. 1486 ft)
Last Update:
3:08 am CDT Oct 15, 2026
Forecast Valid:
3am CDT Oct 15, 2026-6pm CDT Oct 21, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation