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

Heat Across The Southern U.S.; Storms And Heavy Rain in Central U.S.

The early-season heat across portions of the Southern U.S. will continue for much of this week with more potential record high temperatures. On Tuesday, expect 90s and triple digits from the southern Plains into parts of the Lower Mississippi Valley. Also on Tuesday, strong to severe thunderstorms and locally heavy rainfall will be possible from the central Plains into the Mid Mississippi Valley. Read More >

Hazardous Weather Conditions

Current conditions at

Sioux City, Sioux Gateway Airport (KSUX)

Lat: 42.4°NLon: 96.38°WElev: 1099ft.

Fair

61°F

16°C

Humidity 41%
Wind Speed E 13 mph
Barometer 29.90 in (1011.9 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 17 May 5:52 am CDT
Extended Forecast for

Sioux City IA

  • Today

    Today: A chance of showers and thunderstorms. Mostly cloudy, with a high near 78. East wind 10 to 15 mph. Chance of precipitation is 50%.

    Chance
    T-storms

    High: 78 °F

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly before 1am. Mostly cloudy, with a low around 58. East wind 5 to 15 mph becoming north northwest after midnight. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    T-storms
    Likely

    Low: 58 °F

  • Wednesday

    Wednesday: Partly sunny, then gradually becoming sunny, with a high near 80. North northwest wind around 10 mph.

    Becoming
    Sunny

    High: 80 °F

  • Wednesday
    Night

    Wednesday Night: Partly cloudy, with a low around 57. West northwest wind around 5 mph becoming south after midnight.

    Partly Cloudy

    Low: 57 °F

  • Thursday

    Thursday: A chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 87. Breezy, with a south wind 10 to 15 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 35 mph. Chance of precipitation is 40%.

    Chance
    T-storms and
    Breezy

    High: 87 °F

  • Thursday
    Night

    Thursday Night: Showers and thunderstorms likely, mainly before 1am. Mostly cloudy, with a low around 52. South wind around 15 mph becoming north northwest after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 70%.

    T-storms
    Likely

    Low: 52 °F

  • Friday

    Friday: Partly sunny, with a high near 63. Breezy.

    Partly Sunny
    then Partly
    Sunny and
    Breezy

    High: 63 °F

  • Friday
    Night

    Friday Night: Mostly cloudy, with a low around 41.

    Mostly Cloudy

    Low: 41 °F

  • Saturday

    Saturday: Mostly sunny, with a high near 61.

    Mostly Sunny

    High: 61 °F

Detailed Forecast

Today
A chance of showers and thunderstorms. Mostly cloudy, with a high near 78. East wind 10 to 15 mph. Chance of precipitation is 50%.
Tonight
Showers and thunderstorms likely, mainly before 1am. Mostly cloudy, with a low around 58. East wind 5 to 15 mph becoming north northwest after midnight. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
Partly sunny, then gradually becoming sunny, with a high near 80. North northwest wind around 10 mph.
Wednesday Night
Partly cloudy, with a low around 57. West northwest wind around 5 mph becoming south after midnight.
Thursday
A chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 87. Breezy, with a south wind 10 to 15 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 35 mph. Chance of precipitation is 40%.
Thursday Night
Showers and thunderstorms likely, mainly before 1am. Mostly cloudy, with a low around 52. South wind around 15 mph becoming north northwest after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 70%.
Friday
Partly sunny, with a high near 63. Breezy.
Friday Night
Mostly cloudy, with a low around 41.
Saturday
Mostly sunny, with a high near 61.
Saturday Night
Mostly clear, with a low around 38.
Sunday
Mostly sunny, with a high near 64.
Sunday Night
Mostly cloudy, with a low around 45.
Monday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 70. Chance of precipitation is 30%.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
Sioux City IA
 42.49°N 96.39°W (Elev. 1099 ft)
Last Update:
4:29 am CDT May 17, 2022
Forecast Valid:
6am CDT May 17, 2022-6pm CDT May 23, 2022
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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