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.

Partly Cloudy

79°F

26°C

Humidity 61%
Wind Speed SW 13 mph
Barometer 29.88 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 16 Jun 12:15 am CDT
Extended Forecast for

Grinnell IA

  • Overnight

    Overnight: A 50 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 71. South southeast wind 10 to 13 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 71 °F

    Chance
    T-storms

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms before 9am. Mostly sunny, with a high near 92. Breezy, with a south southwest wind 14 to 20 mph, with gusts as high as 28 mph. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 92 °F

    Breezy.
    Chance
    T-storms then
    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 74. Breezy, with a south wind 11 to 16 mph, with gusts as high as 25 mph.

    Low: 74 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Monday

    Monday: Sunny, with a high near 93. Windy, with a south wind 13 to 21 mph, with gusts as high as 30 mph.

    High: 93 °F

    Sunny and
    Windy

  • Monday Night

    Monday Night: Mostly clear, with a low around 76. Breezy, with a south wind 15 to 18 mph, with gusts as high as 29 mph.

    Low: 76 °F

    Mostly Clear
    and Breezy

  • Tuesday

    Tuesday: Sunny, with a high near 91. Windy.

    High: 91 °F

    Sunny and
    Windy

  • Tuesday Night

    Tuesday Night: A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 70. Breezy.

    Low: 70 °F

    Chance
    T-storms and
    Breezy

  • Juneteenth

    Juneteenth: Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 85. Chance of precipitation is 60%.

    High: 85 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 69.

    Low: 69 °F

    Chance
    T-storms

Detailed Forecast

Overnight
A 50 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 71. South southeast wind 10 to 13 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
A 30 percent chance of showers and thunderstorms before 9am. Mostly sunny, with a high near 92. Breezy, with a south southwest wind 14 to 20 mph, with gusts as high as 28 mph. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday Night
Mostly clear, with a low around 74. Breezy, with a south wind 11 to 16 mph, with gusts as high as 25 mph.
Monday
Sunny, with a high near 93. Windy, with a south wind 13 to 21 mph, with gusts as high as 30 mph.
Monday Night
Mostly clear, with a low around 76. Breezy, with a south wind 15 to 18 mph, with gusts as high as 29 mph.
Tuesday
Sunny, with a high near 91. Windy.
Tuesday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 70. Breezy.
Juneteenth
Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 85. Chance of precipitation is 60%.
Wednesday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 69.
Thursday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 87.
Thursday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 69.
Friday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88.
Friday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 71.
Saturday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90.
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Map Legend

ABOUT THIS FORECAST

 
Point Forecast:
Grinnell IA
 41.73°N 92.72°W
Last Update:
12:19 am CDT Jun 16, 2024
Forecast Valid:
12am CDT Jun 16, 2024-6pm CDT Jun 22, 2024
 
Forecast Discussion
 
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Additional Resources

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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