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

Heavy Rainfall Threat Continues in the Southwest on Monday; Record Warmth in the Plains and Midwest

Remnant moisture from Tropical Storm Rachel will persist over portions of the Great Basin and Southwest on Monday, bringing a potential heavy to excessive rainfall risk. Well above average and potentially record breaking temperatures will develop across the Plains and Midwest early this week, spreading into the Lower Mississippi Valley and Southeast midweek. Read More >

Current conditions at

Grinnell Municipal Airfield (KGGI)

Lat: 41.71°NLon: 92.73°WElev: 1007ft.

Fair

69°F

21°C

Humidity 67%
Wind Speed SE 7 mph
Barometer 29.86 in
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 11 Oct 9:35 pm CDT
Extended Forecast for

Tama IA

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 67. Calm wind becoming south 5 to 9 mph in the evening.

    Low: 67 °F

    Decreasing
    Clouds

  • Columbus Day

    Columbus Day: Sunny, with a high near 87. South southwest wind 8 to 14 mph, with gusts as high as 21 mph.

    High: 87 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 62. South southwest wind 6 to 10 mph becoming west after midnight. Winds could gust as high as 20 mph.

    Low: 62 °F

    Clear

  • Tuesday

    Tuesday: A 30 percent chance of showers after 1pm. Sunny, with a high near 79. Northwest wind around 5 mph becoming calm in the afternoon. New precipitation amounts of less than a tenth of an inch possible.

    High: 79 °F

    Sunny then
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 56. North wind 3 to 5 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 56 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A 20 percent chance of showers before 1pm. Partly sunny, with a high near 69.

    High: 69 °F

    Slight Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 53.

    Low: 53 °F

    Mostly Cloudy
    then Chance
    Showers

  • Thursday

    Thursday: Showers likely, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 65. Chance of precipitation is 70%.

    High: 65 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 46.

    Low: 46 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 67. Calm wind becoming south 5 to 9 mph in the evening.
Columbus Day
Sunny, with a high near 87. South southwest wind 8 to 14 mph, with gusts as high as 21 mph.
Monday Night
Clear, with a low around 62. South southwest wind 6 to 10 mph becoming west after midnight. Winds could gust as high as 20 mph.
Tuesday
A 30 percent chance of showers after 1pm. Sunny, with a high near 79. Northwest wind around 5 mph becoming calm in the afternoon. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 56. North wind 3 to 5 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
A 20 percent chance of showers before 1pm. Partly sunny, with a high near 69.
Wednesday Night
A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 53.
Thursday
Showers likely, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 65. Chance of precipitation is 70%.
Thursday Night
Mostly cloudy, with a low around 46.
Friday
Mostly sunny, with a high near 57. Windy.
Friday Night
Mostly clear, with a low around 34.
Saturday
Sunny, with a high near 56.
Saturday Night
Mostly clear, with a low around 37.
Sunday
Sunny, with a high near 63.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Tama IA
 41.97°N 92.57°W
Last Update:
9:32 pm CDT Oct 11, 2026
Forecast Valid:
9pm CDT Oct 11, 2026-6pm CDT Oct 18, 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