Extreme Heat Across the Southern U.S.; Severe Thunderstorms and Heavy Rain in the Plains and Mississippi Valley

A heat wave over the Southwest will intensify late week, peaking and expanding into the Intermountain West and northern High Plains this weekend. Severe thunderstorms and heavy rain are expected over portions of the Plains and Mississippi Valley tonight, which will shift to parts of the Upper Midwest and mid-Mississippi Valley Friday. Monsoonal showers and flooding persist in the Desert Southwest. Read More >

Hazardous Weather Conditions

Current conditions at

Chariton (KCNC)

Lat: 41.03°NLon: 93.37°WElev: 1050ft.

Mostly Cloudy

N/A

Humidity NA
Wind Speed NW 10 mph
Barometer 29.86 in
Dewpoint N/A
Visibility 10.00 mi
Last update 31 Jul 3:55 am CDT
Extended Forecast for

Lucas IA

  • Overnight

    Overnight: Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall.  Low around 69. Southeast wind around 9 mph.  Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 69 °F

    Heavy Rain

  • Friday

    Friday: Showers and thunderstorms likely, mainly before 1pm. Some of the storms could produce heavy rainfall.  Mostly cloudy, with a high near 82. Breezy, with a south wind 11 to 17 mph becoming west in the afternoon. Winds could gust as high as 26 mph.  Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    High: 82 °F

    Heavy Rain
    then Chance
    T-storms and
    Breezy

  • Friday Night

    Friday Night: A chance of showers and thunderstorms.  Cloudy, with a low around 63. Windy, with a north wind 18 to 21 mph, with gusts as high as 32 mph.  Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 63 °F

    Chance
    T-storms and
    Windy then
    Chance
    Showers and
    Breezy

  • Saturday

    Saturday: A 20 percent chance of showers before 8am.  Cloudy, then gradually becoming mostly sunny, with a high near 78. Windy, with a north wind 20 to 22 mph, with gusts as high as 31 mph.

    High: 78 °F

    Windy. Slight
    Chance
    Showers then
    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 63. North wind 6 to 14 mph, with gusts as high as 22 mph.

    Low: 63 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 61.

    Low: 61 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 63.

    Low: 63 °F

    Clear

Detailed Forecast

Overnight
Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 69. Southeast wind around 9 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Friday
Showers and thunderstorms likely, mainly before 1pm. Some of the storms could produce heavy rainfall. Mostly cloudy, with a high near 82. Breezy, with a south wind 11 to 17 mph becoming west in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Friday Night
A chance of showers and thunderstorms. Cloudy, with a low around 63. Windy, with a north wind 18 to 21 mph, with gusts as high as 32 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
A 20 percent chance of showers before 8am. Cloudy, then gradually becoming mostly sunny, with a high near 78. Windy, with a north wind 20 to 22 mph, with gusts as high as 31 mph.
Saturday Night
Mostly clear, with a low around 63. North wind 6 to 14 mph, with gusts as high as 22 mph.
Sunday
Sunny, with a high near 82.
Sunday Night
Clear, with a low around 61.
Monday
Sunny, with a high near 84.
Monday Night
Clear, with a low around 63.
Tuesday
Sunny, with a high near 88.
Tuesday Night
Partly cloudy, with a low around 66.
Wednesday
Mostly sunny, with a high near 82.
Wednesday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 66.
Thursday
Partly sunny, with a high near 87.
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ABOUT THIS FORECAST

 
Point Forecast:
Lucas IA
 41.04°N 93.46°W
2:48 am CDT Jul 31, 2026
4am CDT Jul 31, 2026-6pm CDT Aug 6, 2026
 
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Additional Resources

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Hourly Weather Forecast

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