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

74°F

23°C

Humidity 70%
Wind Speed Calm
Barometer 29.77 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 16 May 8:35 pm CDT
Extended Forecast for

4 Miles E Searsboro IA

  • Tonight

    Tonight: Showers likely and possibly a thunderstorm before 9pm, then a chance of showers and thunderstorms between 9pm and 1am, then showers likely and possibly a thunderstorm after 1am. Cloudy, with a low around 61. Southeast wind 5 to 7 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 61 °F

    Showers
    Likely

  • Sunday

    Sunday: Showers and possibly a thunderstorm before 7am, then a chance of showers and thunderstorms between 7am and 9am. High near 86. Windy, with a south wind 9 to 14 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 31 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 86 °F

    Showers and
    Breezy then
    Partly Sunny
    and Windy

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms between midnight and 1am, then showers and possibly a thunderstorm after 1am. Low around 65. Breezy, with a south wind 11 to 20 mph, with gusts as high as 31 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 65 °F

    Partly Cloudy
    and Breezy
    then Showers

  • Monday

    Monday: Showers and possibly a thunderstorm. High near 85. Breezy, with a south wind 14 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 85 °F

    Showers and
    Breezy

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm. Low around 60. Breezy, with a south wind 15 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.

    Low: 60 °F

    Showers and
    Breezy

  • Tuesday

    Tuesday: Partly sunny, with a high near 72. Breezy.

    High: 72 °F

    Partly Sunny
    and Breezy
    then Partly
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 45.

    Low: 45 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 64.

    High: 64 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 43.

    Low: 43 °F

    Partly Cloudy

Detailed Forecast

Tonight
Showers likely and possibly a thunderstorm before 9pm, then a chance of showers and thunderstorms between 9pm and 1am, then showers likely and possibly a thunderstorm after 1am. Cloudy, with a low around 61. Southeast wind 5 to 7 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.
Sunday
Showers and possibly a thunderstorm before 7am, then a chance of showers and thunderstorms between 7am and 9am. High near 86. Windy, with a south wind 9 to 14 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 31 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
A slight chance of showers and thunderstorms between midnight and 1am, then showers and possibly a thunderstorm after 1am. Low around 65. Breezy, with a south wind 11 to 20 mph, with gusts as high as 31 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Monday
Showers and possibly a thunderstorm. High near 85. Breezy, with a south wind 14 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Monday Night
Showers and possibly a thunderstorm. Low around 60. Breezy, with a south wind 15 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.
Tuesday
Partly sunny, with a high near 72. Breezy.
Tuesday Night
Mostly cloudy, with a low around 45.
Wednesday
Mostly sunny, with a high near 64.
Wednesday Night
Partly cloudy, with a low around 43.
Thursday
Mostly sunny, with a high near 67.
Thursday Night
Mostly cloudy, with a low around 46.
Friday
Mostly sunny, with a high near 72.
Friday Night
Partly cloudy, with a low around 50.
Saturday
Mostly sunny, with a high near 78.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles E Searsboro IA
 41.57°N 92.61°W
Last Update:
8:21 pm CDT May 16, 2026
Forecast Valid:
8pm CDT May 16, 2026-6pm CDT May 23, 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