National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Sioux City, Sioux Gateway Airport (KSUX)

Lat: 42.4°NLon: 96.38°WElev: 1099ft.

Fair

44°F

7°C

Humidity 65%
Wind Speed N 12 mph
Barometer 29.83 in (1010.8 mb)
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Wind Chill38°F (3°C)
Last update 7 Nov 5:52 pm CST
Extended Forecast for

Jefferson SD

  • Tonight

    Tonight: Snow after 3am, mixing with rain after 5am. Low around 32. North wind 5 to 10 mph becoming light and variable after midnight. Chance of precipitation is 100%. Total nighttime snow accumulation of less than one inch possible.

    Low: 32 °F

    Partly Cloudy
    then
    Rain/Snow

  • Saturday

    Saturday: Snow, possibly mixed with rain before noon, then a chance of rain. High near 40. Northwest wind 5 to 10 mph becoming north 10 to 15 mph in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 100%. New snow accumulation of around an inch possible.

    High: 40 °F

    Rain/Snow
    then Chance
    Rain

  • Saturday Night

    Saturday Night: A chance of rain and snow before 9pm, then a chance of flurries between 9pm and 10pm. Cloudy during the early evening, then gradual clearing, with a low around 20. Blustery, with a north northwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.

    Low: 20 °F

    Chance
    Rain/Snow and
    Blustery then
    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 33. Northwest wind around 15 mph, with gusts as high as 25 mph.

    High: 33 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 13. Northwest wind 5 to 10 mph.

    Low: 13 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 40. West northwest wind 5 to 10 mph becoming south in the afternoon.

    High: 40 °F

    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 29.

    Low: 29 °F

    Mostly Cloudy

  • Veterans Day

    Veterans Day: Mostly sunny, with a high near 60.

    High: 60 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 35.

    Low: 35 °F

    Mostly Clear

Detailed Forecast

Tonight
Snow after 3am, mixing with rain after 5am. Low around 32. North wind 5 to 10 mph becoming light and variable after midnight. Chance of precipitation is 100%. Total nighttime snow accumulation of less than one inch possible.
Saturday
Snow, possibly mixed with rain before noon, then a chance of rain. High near 40. Northwest wind 5 to 10 mph becoming north 10 to 15 mph in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 100%. New snow accumulation of around an inch possible.
Saturday Night
A chance of rain and snow before 9pm, then a chance of flurries between 9pm and 10pm. Cloudy during the early evening, then gradual clearing, with a low around 20. Blustery, with a north northwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.
Sunday
Sunny, with a high near 33. Northwest wind around 15 mph, with gusts as high as 25 mph.
Sunday Night
Mostly clear, with a low around 13. Northwest wind 5 to 10 mph.
Monday
Sunny, with a high near 40. West northwest wind 5 to 10 mph becoming south in the afternoon.
Monday Night
Mostly cloudy, with a low around 29.
Veterans Day
Mostly sunny, with a high near 60.
Tuesday Night
Mostly clear, with a low around 35.
Wednesday
Sunny, with a high near 55.
Wednesday Night
Partly cloudy, with a low around 31.
Thursday
Mostly sunny, with a high near 56.
Thursday Night
Partly cloudy, with a low around 34.
Friday
Mostly sunny, with a high near 64.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Jefferson SD
 42.61°N 96.56°W (Elev. 1125 ft)
Last Update:
5:03 pm CST Nov 7, 2025
Forecast Valid:
6pm CST Nov 7, 2025-6pm CST Nov 14, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation