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

49°F

9°C

Humidity 33%
Wind Speed W 20 G 32 mph
Barometer 29.54 in
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 18 Feb 8:55 am CST
Extended Forecast for

Tama IA

Wind Advisory until February 18, 04:00pm
Red Flag Warning February 18, 10:00am until February 18, 07:00pm
Click here for hazard details and duration
Wind Advisory
Red Flag Warning
  •  
    Wind Advisory until February 18, 04:00pm

    NOW until 4:00pm Wed

    Wind Advisory

  • Today

    High: 61 °F

    Sunny and
    Windy

  • Tonight

    Tonight: Partly cloudy, with a low around 32. West southwest wind 6 to 11 mph becoming light and variable. Winds could gust as high as 18 mph.

    Low: 32 °F

    Partly Cloudy

  • Thursday

    Thursday: A 40 percent chance of rain, mainly after noon. Partly sunny, with a high near 51. Northeast wind 7 to 14 mph, with gusts as high as 22 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 51 °F

    Chance Rain

  • Thursday Night

    Thursday Night: Snow likely, possibly mixed with rain, becoming all snow after midnight. Mostly cloudy, with a low around 23. Blustery, with a west northwest wind 14 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: 23 °F

    Rain/Snow
    Likely then
    Snow Likely
    and Blustery

  • Friday

    Friday: Partly sunny, with a high near 33. Breezy, with a west northwest wind 9 to 17 mph, with gusts as high as 25 mph.

    High: 33 °F

    Partly Sunny
    and Breezy

  • Friday Night

    Friday Night: Mostly clear, with a low around 16.

    Low: 16 °F

    Mostly Clear

  • Saturday

    Saturday: A 20 percent chance of snow. Partly sunny, with a high near 30.

    High: 30 °F

    Slight Chance
    Snow

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 11.

    Low: 11 °F

    Partly Cloudy

Detailed Forecast

Today
Sunny, with a high near 61. Windy, with a west southwest wind 25 to 30 mph decreasing to 16 to 21 mph in the afternoon. Winds could gust as high as 44 mph.
Tonight
Partly cloudy, with a low around 32. West southwest wind 6 to 11 mph becoming light and variable. Winds could gust as high as 18 mph.
Thursday
A 40 percent chance of rain, mainly after noon. Partly sunny, with a high near 51. Northeast wind 7 to 14 mph, with gusts as high as 22 mph. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
Snow likely, possibly mixed with rain, becoming all snow after midnight. Mostly cloudy, with a low around 23. Blustery, with a west northwest wind 14 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Friday
Partly sunny, with a high near 33. Breezy, with a west northwest wind 9 to 17 mph, with gusts as high as 25 mph.
Friday Night
Mostly clear, with a low around 16.
Saturday
A 20 percent chance of snow. Partly sunny, with a high near 30.
Saturday Night
Partly cloudy, with a low around 11.
Sunday
Sunny, with a high near 27. Blustery.
Sunday Night
Mostly clear, with a low around 9.
Monday
Sunny, with a high near 29.
Monday Night
Mostly clear, with a low around 15.
Tuesday
Mostly sunny, with a high near 44. Breezy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Tama IA
 41.97°N 92.57°W
Last Update:
7:12 am CST Feb 18, 2026
Forecast Valid:
9am CST Feb 18, 2026-6pm CST Feb 24, 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