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

59°F

15°C

Humidity 61%
Wind Speed Calm
Barometer 30.24 in
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 9 Oct 7:35 pm CDT
Extended Forecast for

2 Miles SSE Lynnville IA

  • Tonight

    Tonight: Scattered showers and thunderstorms, mainly after 2am. Increasing clouds, with a low around 54. South southeast wind 7 to 9 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 54 °F

    Mostly Clear
    then
    Scattered
    T-storms

  • Friday

    Friday: Scattered thunderstorms before 7am. Mostly cloudy, then gradually becoming sunny, with a high near 77. South southwest wind 6 to 8 mph becoming northwest in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 77 °F

    Scattered
    T-storms then
    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 43. North northeast wind 3 to 6 mph.

    Low: 43 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 68. Calm wind becoming east around 6 mph in the morning.

    High: 68 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 50. East southeast wind 5 to 9 mph, with gusts as high as 18 mph.

    Low: 50 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 76. Breezy.

    High: 76 °F

    Partly Sunny
    then Mostly
    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: A 20 percent chance of showers. Mostly cloudy, with a low around 58.

    Low: 58 °F

    Slight Chance
    Showers

  • Columbus Day

    Columbus Day: A 20 percent chance of showers before 1pm. Mostly sunny, with a high near 72.

    High: 72 °F

    Slight Chance
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 44.

    Low: 44 °F

    Partly Cloudy

Detailed Forecast

Tonight
Scattered showers and thunderstorms, mainly after 2am. Increasing clouds, with a low around 54. South southeast wind 7 to 9 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
Scattered thunderstorms before 7am. Mostly cloudy, then gradually becoming sunny, with a high near 77. South southwest wind 6 to 8 mph becoming northwest in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
Mostly clear, with a low around 43. North northeast wind 3 to 6 mph.
Saturday
Sunny, with a high near 68. Calm wind becoming east around 6 mph in the morning.
Saturday Night
Partly cloudy, with a low around 50. East southeast wind 5 to 9 mph, with gusts as high as 18 mph.
Sunday
Mostly sunny, with a high near 76. Breezy.
Sunday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 58.
Columbus Day
A 20 percent chance of showers before 1pm. Mostly sunny, with a high near 72.
Monday Night
Partly cloudy, with a low around 44.
Tuesday
Mostly sunny, with a high near 65.
Tuesday Night
Mostly cloudy, with a low around 47.
Wednesday
Mostly sunny, with a high near 69.
Wednesday Night
Partly cloudy, with a low around 50.
Thursday
Mostly sunny, with a high near 74.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSE Lynnville IA
 41.55°N 92.78°W
Last Update:
6:43 pm CDT Oct 9, 2025
Forecast Valid:
7pm CDT Oct 9, 2025-6pm CDT Oct 16, 2025
 
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Additional Resources

Radar & Satellite Image

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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