Thunderstorms and Heavy Rain in the Mid-South; Heat Continues in the Southeast and Southwest

Severe thunderstorms and heavy rain are expected across portions of the mid-Mississippi Valley into the Ohio Valley and portions of Arizona. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that, when combined with oppressive dew points, little-to-no relief from the scorching daytime highs will be available. Read More >

Hazardous Weather Conditions

Current conditions at

Ames, Ames Municipal Airport (KAMW)

Lat: 41.99°NLon: 93.62°WElev: 945ft.

Fair

69°F

21°C

Humidity 81%
Wind Speed NE 6 mph
Barometer 29.96 in (1013.6 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 19 Aug 7:53 am CDT
Extended Forecast for

Cambridge IA

  • Today

    Today: A 20 percent chance of showers and thunderstorms after 3pm.  Partly sunny, with a high near 79. East northeast wind around 5 mph.

    High: 79 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 61. Light northeast wind.

    Low: 61 °F

    Decreasing
    Clouds

  • Thursday

    Thursday: Sunny, with a high near 82. Calm wind becoming south around 6 mph in the afternoon.

    High: 82 °F

    Sunny

  • Thursday Night

    Thursday Night: A 40 percent chance of showers and thunderstorms after 1am.  Mostly clear, with a low around 65. Light south wind.  New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 65 °F

    Mostly Clear
    then Chance
    T-storms

  • Friday

    Friday: Sunny, with a high near 84. Southwest wind 5 to 7 mph becoming west northwest in the afternoon.

    High: 84 °F

    Sunny

  • Friday Night

    Friday Night: A 40 percent chance of showers and thunderstorms, mainly after 1am.  Mostly clear, with a low around 65.

    Low: 65 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Saturday

    Saturday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 61.

    Low: 61 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms after 3pm. Partly sunny, with a high near 79. East northeast wind around 5 mph.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 61. Light northeast wind.
Thursday
Sunny, with a high near 82. Calm wind becoming south around 6 mph in the afternoon.
Thursday Night
A 40 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 65. Light south wind. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
Sunny, with a high near 84. Southwest wind 5 to 7 mph becoming west northwest in the afternoon.
Friday Night
A 40 percent chance of showers and thunderstorms, mainly after 1am. Mostly clear, with a low around 65.
Saturday
Sunny, with a high near 81.
Saturday Night
Partly cloudy, with a low around 61.
Sunday
Mostly sunny, with a high near 77.
Sunday Night
Mostly cloudy, with a low around 61.
Monday
Mostly sunny, with a high near 80.
Monday Night
Partly cloudy, with a low around 64.
Tuesday
Mostly sunny, with a high near 83.
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ABOUT THIS FORECAST

 
Point Forecast:
Cambridge IA
 41.89°N 93.54°W
6:51 am CDT Aug 19, 2026
8am CDT Aug 19, 2026-6pm CDT Aug 25, 2026
 
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Additional Resources

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Hourly Weather Forecast

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