Hazardous Weather Conditions
Current conditions at
Grinnell Municipal Airfield (KGGI)
Lat: 41.71°NLon: 92.73°WElev: 1007ft.N/A
| Humidity | NA |
| Wind Speed | NA |
| Barometer | NA |
| Dewpoint | N/A |
| Visibility | NA |
| Last update | *** Not a current observation *** |
Extended Forecast for
Gilman IA
This Afternoon

High: 86 °F
Partly Sunny
Tonight
Low: 67 °F
Partly Cloudy
then Showers
LikelyThursday
High: 80 °F
Showers then
Chance
T-stormsThursday Night
Low: 66 °F
Showers
Likely then
Heavy RainFriday

High: 82 °F
Showers
LikelyFriday Night
Low: 68 °F
Chance
T-storms then
Showers
LikelySaturday

High: 86 °F
Chance
T-stormsSaturday Night

Low: 67 °F
Chance
T-stormsSunday

High: 80 °F
Mostly Cloudy
Detailed Forecast
This Afternoon
Partly sunny, with a high near 86. East northeast wind 5 to 7 mph.
Tonight
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5am. Increasing clouds, with a low around 67. East wind around 7 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
Showers and possibly a thunderstorm, mainly before noon, then a chance of showers and thunderstorms after noon. High near 80. East northeast wind around 8 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night
Showers and thunderstorms, mainly before 2am, then showers and possibly a thunderstorm after 3am. Some of the storms could produce heavy rainfall. Low around 66. East wind 8 to 11 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Friday
Showers likely and possibly a thunderstorm before 10am, then showers likely between 10am and 1pm, then a slight chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 82. East wind around 11 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 68. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
A 30 percent chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 86.
Saturday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 67.
Sunday
Mostly cloudy, with a high near 80.
Sunday Night
Partly cloudy, with a low around 61.
Monday
Mostly sunny, with a high near 78.
Monday Night
Partly cloudy, with a low around 60.
Tuesday
Mostly sunny, with a high near 80.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Gilman IA
41.88°N 92.77°W
41.88°N 92.77°W
12:27 pm CDT Aug 12, 2026
1pm CDT Aug 12, 2026-6pm CDT Aug 18, 2026



