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

Hazardous Weather Conditions

Current conditions at

Grinnell Municipal Airfield (KGGI)

Lat: 41.71°NLon: 92.73°WElev: 1007ft.

Fair

69°F

21°C

Humidity 90%
Wind Speed S 5 mph
Barometer 30.08 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 8 Jul 3:55 am CDT
Extended Forecast for

Tama IA

  • Today

    Today: Sunny, with a high near 90. South southwest wind 3 to 8 mph.

    High: 90 °F

    Sunny

  • Tonight

    Tonight: A chance of showers and thunderstorms. Increasing clouds, with a low around 67. South southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 67 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms, mainly between 4pm and 5pm. Cloudy, then gradually becoming mostly sunny, with a high near 84. Calm wind becoming northwest around 5 mph in the afternoon. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 84 °F

    Chance
    Showers then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 10 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 64. Light north northwest wind.

    Low: 64 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 85. Calm wind becoming east northeast around 5 mph in the afternoon.

    High: 85 °F

    Partly Sunny

  • Friday Night

    Friday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 64. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 64 °F

    Chance
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 86.

    High: 86 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of showers after 1am. Mostly clear, with a low around 65.

    Low: 65 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Sunday

    Sunday: Sunny, with a high near 89.

    High: 89 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 90. South southwest wind 3 to 8 mph.
Tonight
A chance of showers and thunderstorms. Increasing clouds, with a low around 67. South southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
A 30 percent chance of showers and thunderstorms, mainly between 4pm and 5pm. Cloudy, then gradually becoming mostly sunny, with a high near 84. Calm wind becoming northwest around 5 mph in the afternoon. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A 10 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 64. Light north northwest wind.
Friday
Partly sunny, with a high near 85. Calm wind becoming east northeast around 5 mph in the afternoon.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 64. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
Mostly sunny, with a high near 86.
Saturday Night
A 20 percent chance of showers after 1am. Mostly clear, with a low around 65.
Sunday
Sunny, with a high near 89.
Sunday Night
Clear, with a low around 66.
Monday
Sunny, with a high near 91.
Monday Night
Mostly clear, with a low around 68.
Tuesday
Sunny, with a high near 93.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Tama IA
 41.97°N 92.57°W
Last Update:
2:11 am CDT Jul 8, 2026
Forecast Valid:
4am CDT Jul 8, 2026-6pm CDT Jul 14, 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