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

60°F

16°C

Humidity 90%
Wind Speed Calm
Barometer 29.95 in (1013.6 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 19 Jun 12:52 am CDT
Extended Forecast for

Bronson IA

Extreme Heat Watch June 20, 11:00am until June 21, 10:00pm
Click here for hazard details and duration
Extreme Heat Watch

  • Overnight

    Overnight: Mostly clear, with a low around 57. Calm wind.

    Low: 57 °F

    Mostly Clear

  • Juneteenth

    Juneteenth: Sunny, with a high near 91. South southwest wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 91 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 71. South wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 71 °F

    Mostly Clear

  • Friday

    Friday: Sunny and hot, with a high near 99. Heat index values as high as 106. Breezy, with a south wind 15 to 20 mph, with gusts as high as 35 mph.

    High: 99 °F

    Hot and
    Breezy

  • Friday Night

    Friday Night: Mostly clear, with a low around 77. Breezy, with a south wind around 20 mph, with gusts as high as 35 mph.

    Low: 77 °F

    Mostly Clear
    and Breezy

  • Saturday

    Saturday: Sunny and hot, with a high near 101. Breezy, with a south wind 15 to 25 mph, with gusts as high as 35 mph.

    High: 101 °F

    Hot and
    Breezy

  • Saturday Night

    Saturday Night: Clear, with a low around 78. Breezy.

    Low: 78 °F

    Clear and
    Breezy

  • Sunday

    Sunday: Sunny and hot, with a high near 100. Breezy.

    High: 100 °F

    Hot and
    Breezy

  • Sunday Night

    Sunday Night: A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72.

    Low: 72 °F

    Chance
    T-storms

Detailed Forecast

Overnight
Mostly clear, with a low around 57. Calm wind.
Juneteenth
Sunny, with a high near 91. South southwest wind 5 to 15 mph, with gusts as high as 20 mph.
Thursday Night
Mostly clear, with a low around 71. South wind 10 to 15 mph, with gusts as high as 25 mph.
Friday
Sunny and hot, with a high near 99. Heat index values as high as 106. Breezy, with a south wind 15 to 20 mph, with gusts as high as 35 mph.
Friday Night
Mostly clear, with a low around 77. Breezy, with a south wind around 20 mph, with gusts as high as 35 mph.
Saturday
Sunny and hot, with a high near 101. Breezy, with a south wind 15 to 25 mph, with gusts as high as 35 mph.
Saturday Night
Clear, with a low around 78. Breezy.
Sunday
Sunny and hot, with a high near 100. Breezy.
Sunday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72.
Monday
A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 87. Chance of precipitation is 70%.
Monday Night
Showers and possibly a thunderstorm. Low around 62. Chance of precipitation is 80%.
Tuesday
Showers and possibly a thunderstorm. High near 78. Chance of precipitation is 80%.
Tuesday Night
Showers and possibly a thunderstorm. Low around 62. Chance of precipitation is 80%.
Wednesday
Showers and thunderstorms likely. Mostly cloudy, with a high near 79. Chance of precipitation is 60%.
Basemap Options
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Bronson IA
 42.41°N 96.21°W (Elev. 1115 ft)
Last Update:
10:30 pm CDT Jun 18, 2025
Forecast Valid:
1am CDT Jun 19, 2025-6pm CDT Jun 25, 2025
 
Forecast Discussion
 
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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