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

Excessive Rainfall Possible This Weekend; October Heat Wave in California

A slow moving front will be the focus area for heavy to excessive rainfall and a threat for flash/urban flooding across the northern Gulf Coast and Southeast U.S. through this weekend. Abnormally hot, potentially record-breaking, temperatures will impact southern California and stretch north toward the Bay Area and Central Valley into next week. Read More >

Current conditions at

Chariton (KCNC)

Lat: 41.03°NLon: 93.37°WElev: 1050ft.

Fair

72°F

22°C

Humidity 47%
Wind Speed S 13 mph
Barometer 30.11 in
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 3 Oct 4:35 pm CDT
Extended Forecast for

Williamson IA

  • This Afternoon

    This Afternoon: Sunny, with a high near 70. South wind around 9 mph.

    High: 70 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 53. Light and variable wind becoming south southwest around 5 mph after midnight.

    Low: 53 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 69. North wind 6 to 8 mph.

    High: 69 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 45. Light north wind.

    Low: 45 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 68. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 68 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 51.

    Low: 51 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 72.

    High: 72 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 74.

    High: 74 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 70. South wind around 9 mph.
Tonight
Mostly clear, with a low around 53. Light and variable wind becoming south southwest around 5 mph after midnight.
Sunday
Sunny, with a high near 69. North wind 6 to 8 mph.
Sunday Night
Clear, with a low around 45. Light north wind.
Monday
Sunny, with a high near 68. Calm wind becoming southeast around 5 mph in the afternoon.
Monday Night
Clear, with a low around 51.
Tuesday
Sunny, with a high near 72.
Tuesday Night
Mostly clear, with a low around 57.
Wednesday
Sunny, with a high near 74.
Wednesday Night
Mostly clear, with a low around 53.
Thursday
Mostly sunny, with a high near 72.
Thursday Night
Mostly clear, with a low around 56.
Friday
Sunny, with a high near 74.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Williamson IA
 41.08°N 93.26°W
Last Update:
1:43 pm CDT Oct 3, 2026
Forecast Valid:
4pm CDT Oct 3, 2026-6pm CDT Oct 9, 2026
 
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