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.

Light Rain

54°F

12°C

Humidity 85%
Wind Speed E 9 mph
Barometer 29.68 in
Dewpoint 50°F (10°C)
Visibility 4.00 mi
Wind Chill51°F (11°C)
Last update 10 Mar 3:15 pm CDT
Extended Forecast for

Brooklyn IA

  • This Afternoon

    This Afternoon: A 30 percent chance of rain and thunderstorms, mainly after 5pm. Mostly cloudy, with a steady temperature around 57. East wind around 8 mph.

    High: 57 °F

    Chance Rain

  • Tonight

    Tonight: A chance of rain and thunderstorms before 9pm, then a slight chance of rain after 4am. Cloudy, with a low around 33. North northeast wind 9 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 33 °F

    Chance Rain

  • Wednesday

    Wednesday: A chance of rain, mixing with snow after 9am, then gradually ending. Cloudy, then gradually becoming mostly sunny, with a high near 43. Windy, with a north northwest wind 15 to 23 mph, with gusts as high as 31 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.

    High: 43 °F

    Windy. Chance
    Rain/Snow
    then
    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 26. Northwest wind 5 to 13 mph becoming west southwest after midnight. Winds could gust as high as 23 mph.

    Low: 26 °F

    Mostly Clear

  • Thursday

    Thursday: Partly sunny, with a high near 53. Windy, with a south southwest wind 5 to 10 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 29 mph.

    High: 53 °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 35. Windy. Chance of precipitation is 30%.

    Low: 35 °F

    Windy. Chance
    Rain then
    Chance
    Rain/Snow

  • Friday

    Friday: Partly sunny, with a high near 47. Windy.

    High: 47 °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: Mostly cloudy, with a high near 51.

    High: 51 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
A 30 percent chance of rain and thunderstorms, mainly after 5pm. Mostly cloudy, with a steady temperature around 57. East wind around 8 mph.
Tonight
A chance of rain and thunderstorms before 9pm, then a slight chance of rain after 4am. Cloudy, with a low around 33. North northeast wind 9 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
A chance of rain, mixing with snow after 9am, then gradually ending. Cloudy, then gradually becoming mostly sunny, with a high near 43. Windy, with a north northwest wind 15 to 23 mph, with gusts as high as 31 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Wednesday Night
Mostly clear, with a low around 26. Northwest wind 5 to 13 mph becoming west southwest after midnight. Winds could gust as high as 23 mph.
Thursday
Partly sunny, with a high near 53. Windy, with a south southwest wind 5 to 10 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 29 mph.
Thursday Night
A chance of rain before 4am, then a slight chance of snow. Mostly cloudy, with a low around 35. Windy. Chance of precipitation is 30%.
Friday
Partly sunny, with a high near 47. Windy.
Friday Night
A 20 percent chance of snow after 1am. Mostly cloudy, with a low around 30.
Saturday
Mostly cloudy, with a high near 51.
Saturday Night
Rain likely after 1am. Mostly cloudy, with a low around 31. Chance of precipitation is 60%.
Sunday
Rain and snow likely. Cloudy, with a high near 40. Windy. Chance of precipitation is 60%.
Sunday Night
Mostly cloudy, with a low around 9. Windy.
Monday
Sunny, with a high near 25.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Brooklyn IA
 41.72°N 92.43°W
Last Update:
1:27 pm CDT Mar 10, 2026
Forecast Valid:
3pm CDT Mar 10, 2026-6pm CDT Mar 16, 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