Hazardous Weather Conditions
Current conditions at
Grinnell Municipal Airfield (KGGI)
Lat: 41.71°NLon: 92.73°WElev: 1007ft.
Fair
54°F
12°C
| Humidity | 92% |
| Wind Speed | N 6 mph |
| Barometer | 30.02 in |
| Dewpoint | 52°F (11°C) |
| Visibility | 10.00 mi |
| Wind Chill | 52°F (11°C) |
| Last update | 19 Jun 5:55 am CDT |
Extended Forecast for
9 Miles NE Grinnell IA
Juneteenth
High: 79 °F
Sunny then
Chance
T-stormsTonight
Low: 56 °F
Chance
T-storms then
Chance
ShowersSaturday

High: 80 °F
Sunny
Saturday Night
Low: 57 °F
Partly Cloudy
then Showers
LikelySunday

High: 70 °F
Heavy Rain
and BreezySunday Night

Low: 54 °F
Chance
Showers and
BreezyMonday

High: 74 °F
Mostly Sunny
Monday Night

Low: 53 °F
Partly Cloudy
Tuesday

High: 77 °F
Mostly Sunny
Detailed Forecast
Juneteenth
A 50 percent chance of showers and thunderstorms, mainly after 4pm. Increasing clouds, with a high near 79. Calm wind becoming west 5 to 8 mph in the afternoon. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
A chance of showers and thunderstorms before 2am, then a slight chance of showers between 2am and 3am. Mostly cloudy, then gradually becoming mostly clear, with a low around 56. North northwest wind around 6 mph becoming light and variable after midnight. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
Sunny, with a high near 80. Calm wind.
Saturday Night
Showers likely and possibly a thunderstorm after 1am. Increasing clouds, with a low around 57. Calm wind becoming east 5 to 7 mph after midnight. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 70. Breezy, with an east northeast wind 13 to 18 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.
Sunday Night
A 40 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 54. Breezy. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday
Mostly sunny, with a high near 74.
Monday Night
Partly cloudy, with a low around 53.
Tuesday
Mostly sunny, with a high near 77.
Tuesday Night
A 30 percent chance of showers before 1am. Partly cloudy, with a low around 56.
Wednesday
Sunny, with a high near 78.
Wednesday Night
Mostly clear, with a low around 55.
Thursday
Mostly sunny, with a high near 79.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
9 Miles NE Grinnell IA
41.84°N 92.6°W
41.84°N 92.6°W
3:07 am CDT Jun 19, 2026
6am CDT Jun 19, 2026-6pm CDT Jun 25, 2026



