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.

Overcast

43°F

6°C

Humidity 87%
Wind Speed N 14 G 18 mph
Barometer 29.74 in
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 11 Mar 1:15 am CDT
Extended Forecast for

4 Miles E Tama IA

  • Overnight

    Overnight: A 30 percent chance of rain, mainly after 5am. Cloudy, with a low around 33. North wind 11 to 13 mph, with gusts as high as 21 mph.

    Low: 33 °F

    Chance Rain

  • Wednesday

    Wednesday: A chance of rain and snow before 11am, then a slight chance of rain between 11am and noon. Cloudy through mid morning, then gradual clearing, with a high near 42. Windy, with a north northwest wind 15 to 23 mph, with gusts as high as 31 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.

    High: 42 °F

    Windy. Chance
    Rain/Snow
    then Gradual
    Clearing

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 25. West wind 5 to 11 mph, with gusts as high as 20 mph.

    Low: 25 °F

    Mostly Clear

  • Thursday

    Thursday: Increasing clouds, with a high near 52. Windy, with a south wind 5 to 10 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 28 mph.

    High: 52 °F

    Mostly Sunny
    then Mostly
    Cloudy and
    Windy

  • Thursday Night

    Thursday Night: A chance of rain before 4am, then a slight chance of snow. Mostly cloudy, with a low around 34. Windy, with a south southwest wind 18 to 23 mph becoming west after midnight. Winds could gust as high as 37 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.

    Low: 34 °F

    Windy. Chance
    Rain then
    Chance
    Rain/Snow

  • Friday

    Friday: Partly sunny, with a high near 46. Windy.

    High: 46 °F

    Partly Sunny
    and Windy

  • Friday Night

    Friday Night: A 20 percent chance of snow after 1am. Mostly cloudy, with a low around 30.

    Low: 30 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Saturday

    Saturday: A slight chance of snow before 1pm, then a slight chance of rain. Mostly cloudy, with a high near 50. Chance of precipitation is 20%.

    High: 50 °F

    Slight Chance
    Snow then
    Slight Chance
    Rain/Snow

  • Saturday Night

    Saturday Night: A chance of rain before 1am, then rain and snow likely. Cloudy, with a low around 29. Chance of precipitation is 60%.

    Low: 29 °F

    Chance Rain
    then
    Rain/Snow
    Likely

Detailed Forecast

Overnight
A 30 percent chance of rain, mainly after 5am. Cloudy, with a low around 33. North wind 11 to 13 mph, with gusts as high as 21 mph.
Wednesday
A chance of rain and snow before 11am, then a slight chance of rain between 11am and noon. Cloudy through mid morning, then gradual clearing, with a high near 42. Windy, with a north northwest wind 15 to 23 mph, with gusts as high as 31 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Wednesday Night
Mostly clear, with a low around 25. West wind 5 to 11 mph, with gusts as high as 20 mph.
Thursday
Increasing clouds, with a high near 52. Windy, with a south wind 5 to 10 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 28 mph.
Thursday Night
A chance of rain before 4am, then a slight chance of snow. Mostly cloudy, with a low around 34. Windy, with a south southwest wind 18 to 23 mph becoming west after midnight. Winds could gust as high as 37 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Friday
Partly sunny, with a high near 46. Windy.
Friday Night
A 20 percent chance of snow after 1am. Mostly cloudy, with a low around 30.
Saturday
A slight chance of snow before 1pm, then a slight chance of rain. Mostly cloudy, with a high near 50. Chance of precipitation is 20%.
Saturday Night
A chance of rain before 1am, then rain and snow likely. Cloudy, with a low around 29. Chance of precipitation is 60%.
Sunday
Rain and snow likely, mainly before 1pm. Cloudy, with a high near 39. Windy. Chance of precipitation is 60%.
Sunday Night
Mostly cloudy, with a low around 7. Windy.
Monday
Sunny, with a high near 24.
Monday Night
Mostly clear, with a low around 8.
Tuesday
Mostly cloudy, with a high near 34.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles E Tama IA
 41.97°N 92.51°W
Last Update:
10:37 pm CDT Mar 10, 2026
Forecast Valid:
1am CDT Mar 11, 2026-6pm CDT Mar 17, 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