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Hazardous Weather Conditions
Current conditions at
Grinnell Municipal Airfield (KGGI)
Lat: 41.71°NLon: 92.73°WElev: 1007ft.
Overcast
42°F
6°C
| Humidity | 52% |
| Wind Speed | E 16 G 22 mph |
| Barometer | 30.01 in |
| Dewpoint | 25°F (-4°C) |
| Visibility | 10.00 mi |
| Wind Chill | 34°F (1°C) |
| Last update | 14 Mar 1:15 pm CDT |
Extended Forecast for
Grinnell Regional Airport IA
Blizzard Warning March 15, 01:00pm until March 16, 07:00am
High Wind Warning March 15, 01:00pm until March 16, 04:00am
This Afternoon

High: 49 °F
Partly Sunny
and BreezyTonight
Low: 41 °F
Mostly Cloudy
and Breezy
then Chance
Rain and
WindySunday
High: 52 °F⇓
Rain and
Windy then
Wintry Mix
and Patchy
Blowing SnowSunday Night

Low: 8 °F
Snow and
Blowing SnowMonday

High: 16 °F
Areas Blowing
Snow and
WindyMonday Night
Low: 1 °F
Mostly Clear
and Blustery
then Mostly
ClearTuesday
High: 29 °F
Mostly Sunny
then Slight
Chance SnowTuesday Night
Low: 22 °F
Chance Snow
then Chance
Rain/SnowWednesday

High: 51 °F
Mostly Sunny
Detailed Forecast
This Afternoon
Partly sunny, with a high near 49. Breezy, with a southeast wind 16 to 20 mph, with gusts as high as 26 mph.
Tonight
A slight chance of rain between 3am and 4am, then a chance of rain and thunderstorms after 4am. Mostly cloudy, with a low around 41. Windy, with an east southeast wind 16 to 21 mph, with gusts as high as 29 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
Rain, snow, and sleet before 3pm, then rain and snow between 3pm and 4pm, then snow after 4pm. Some thunder is also possible. Patchy blowing snow after 4pm. Temperature rising to near 52 by 8am, then falling to around 31 during the remainder of the day. Windy, with a south wind 18 to 23 mph becoming north northwest 28 to 33 mph in the afternoon. Winds could gust as high as 48 mph. Chance of precipitation is 100%. New snow and sleet accumulation of less than one inch possible.
Sunday Night
Snow, mainly before 1am. Widespread blowing snow, mainly before 4am. Low around 8. Wind chill values as low as -10. Windy, with a north northwest wind 32 to 34 mph, with gusts as high as 55 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Monday
Areas of blowing snow. Partly sunny, with a high near 16. Windy, with a northwest wind 24 to 29 mph, with gusts as high as 39 mph.
Monday Night
Mostly clear, with a low around 1. Blustery.
Tuesday
A 20 percent chance of snow after 1pm. Partly sunny, with a high near 29.
Tuesday Night
A chance of snow before 1am, then a slight chance of rain and snow. Mostly cloudy, with a low around 22. Chance of precipitation is 50%.
Wednesday
Mostly sunny, with a high near 51.
Wednesday Night
Mostly clear, with a low around 32.
Thursday
Mostly sunny, with a high near 63.
Thursday Night
Partly cloudy, with a low around 37.
Friday
Partly sunny, with a high near 62.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Grinnell Regional Airport IA
41.71°N 92.75°W
41.71°N 92.75°W
11:44 am CDT Mar 14, 2026
1pm CDT Mar 14, 2026-6pm CDT Mar 20, 2026



