Severe Thunderstorms and Heavy Rainfall Across the Midwest into the Great Lakes Region; Significant Heat in the Southwest

Strong to severe storms may produce damaging winds, isolated hail, and a few tornadoes from the Midwest into the lower Great Lakes. These storms may also produce areas of heavy rain and flash flooding. Significant heat will continue across parts of the Desert Southwest into western Texas and north Alaska. Dangerous heat will also build into the Eastern and Central U.S. and continue into next week. Read More >

Current conditions at

Ames, Ames Municipal Airport (KAMW)

Lat: 41.99°NLon: 93.62°WElev: 945ft.

Overcast

76°F

24°C

Humidity 67%
Wind Speed N 8 mph
Barometer 29.81 in (1008.5 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 18 Jun 1:53 pm CDT
Extended Forecast for

Story City IA

Extreme Heat Watch June 21, 12:00pm until June 22, 09:00pm
Click here for hazard details and duration
Extreme Heat Watch
  • This Afternoon

    This Afternoon: A 50 percent chance of showers and thunderstorms.  Mostly cloudy, with a high near 78. North northwest wind 7 to 9 mph.  New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 78 °F

    Chance
    T-storms

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly before 10pm.  Mostly cloudy, then gradually becoming mostly clear, with a low around 60. West northwest wind 5 to 9 mph.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 60 °F

    Showers
    Likely then
    Mostly Clear

  • Juneteenth

    Juneteenth: Sunny, with a high near 86. West wind 5 to 9 mph.

    High: 86 °F

    Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of showers after 1am.  Partly cloudy, with a low around 68. South wind 7 to 10 mph.

    Low: 68 °F

    Mostly Clear
    then Slight
    Chance
    Showers

  • Friday

    Friday: Sunny, with a high near 92. Windy, with a south wind 10 to 15 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 31 mph.

    High: 92 °F

    Sunny and
    Windy

  • Friday Night

    Friday Night: Mostly clear, with a low around 77. Windy.

    Low: 77 °F

    Mostly Clear
    and Windy

  • Saturday

    Saturday: Sunny and hot, with a high near 97. Windy.

    High: 97 °F

    Hot and Windy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 77. Breezy.

    Low: 77 °F

    Mostly Clear
    and Breezy

  • Sunday

    Sunday: Sunny, with a high near 95. Windy.

    High: 95 °F

    Sunny and
    Windy

Detailed Forecast

This Afternoon
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 78. North northwest wind 7 to 9 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms likely, mainly before 10pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 60. West northwest wind 5 to 9 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Juneteenth
Sunny, with a high near 86. West wind 5 to 9 mph.
Thursday Night
A 20 percent chance of showers after 1am. Partly cloudy, with a low around 68. South wind 7 to 10 mph.
Friday
Sunny, with a high near 92. Windy, with a south wind 10 to 15 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 31 mph.
Friday Night
Mostly clear, with a low around 77. Windy.
Saturday
Sunny and hot, with a high near 97. Windy.
Saturday Night
Mostly clear, with a low around 77. Breezy.
Sunday
Sunny, with a high near 95. Windy.
Sunday Night
Mostly clear, with a low around 75. Breezy.
Monday
A 40 percent chance of showers and thunderstorms. Sunny, with a high near 93.
Monday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 71.
Tuesday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 87. Chance of precipitation is 60%.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Story City IA
 42.2°N 93.59°W
2:05 pm CDT Jun 18, 2025
2pm CDT Jun 18, 2025-6pm CDT Jun 24, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database