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Severe Thunderstorms & Heavy Rain in the Plains/Midwest; Clouds and Rain Threaten Eclipse Viewing for Some

While much of the nation observes today's eclipse, clouds threaten to obscure the view in parts of the Plains, Midwest, Mid-Atlantic, Southwest, and Southeast states. The weather could be more than just a nuisance in the north-central Plains and Midwest where scattered severe storms are possible this afternoon and evening. Very large hail, damaging wind gusts, and flash floods are possible. Read More >

Hazardous Weather Conditions

Current conditions at

Grinnell Municipal Airfield (KGGI)

Lat: 41.71°NLon: 92.73°WElev: 1007ft.

Mostly Cloudy

80°F

27°C

Humidity 73%
Wind Speed Calm
Barometer 29.96 in
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 21 Aug 5:15 pm CDT
Extended Forecast for

Grinnell IA

  • Tonight

    Tonight: Showers and thunderstorms, mainly before 4am.  Low around 66. South wind 5 to 9 mph.  Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    T-storms

    Low: 66 °F

  • Tuesday

    Tuesday: Partly sunny, then gradually becoming sunny, with a high near 77. North northwest wind 9 to 15 mph, with gusts as high as 22 mph.

    Becoming
    Sunny

    High: 77 °F

  • Tuesday
    Night

    Tuesday Night: Clear, with a low around 52. North northwest wind 5 to 9 mph.

    Clear

    Low: 52 °F

  • Wednesday

    Wednesday: Sunny, with a high near 78. North northwest wind 5 to 7 mph.

    Sunny

    High: 78 °F

  • Wednesday
    Night

    Wednesday Night: Partly cloudy, with a low around 56. North wind around 5 mph becoming light and variable  after midnight.

    Partly Cloudy

    Low: 56 °F

  • Thursday

    Thursday: Partly sunny, with a high near 76.

    Partly Sunny

    High: 76 °F

  • Thursday
    Night

    Thursday Night: Mostly cloudy, with a low around 58.

    Mostly Cloudy

    Low: 58 °F

  • Friday

    Friday: Partly sunny, with a high near 77.

    Partly Sunny

    High: 77 °F

  • Friday
    Night

    Friday Night: Mostly cloudy, with a low around 57.

    Mostly Cloudy

    Low: 57 °F

Detailed Forecast

Tonight
Showers and thunderstorms, mainly before 4am. Low around 66. South wind 5 to 9 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Tuesday
Partly sunny, then gradually becoming sunny, with a high near 77. North northwest wind 9 to 15 mph, with gusts as high as 22 mph.
Tuesday Night
Clear, with a low around 52. North northwest wind 5 to 9 mph.
Wednesday
Sunny, with a high near 78. North northwest wind 5 to 7 mph.
Wednesday Night
Partly cloudy, with a low around 56. North wind around 5 mph becoming light and variable after midnight.
Thursday
Partly sunny, with a high near 76.
Thursday Night
Mostly cloudy, with a low around 58.
Friday
Partly sunny, with a high near 77.
Friday Night
Mostly cloudy, with a low around 57.
Saturday
Partly sunny, with a high near 79.
Saturday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 59.
Sunday
Partly sunny, with a high near 77.
Sunday Night
Partly cloudy, with a low around 58.
Monday
Mostly sunny, with a high near 78.
Click Map For Forecast
Point Forecast:
Grinnell IA
 41.75°N 92.72°W
4:34 pm CDT Aug 21, 2017
5pm CDT Aug 21, 2017-6pm CDT Aug 28, 2017
 
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Additional Resources

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