Hazardous Weather Conditions
Current conditions at
Grinnell Municipal Airfield (KGGI)
Lat: 41.71°NLon: 92.73°WElev: 1007ft.
Windy
29°F
-2°C
| Humidity | 90% |
| Wind Speed | N 33 G 47 mph |
| Barometer | 29.63 in |
| Dewpoint | 26°F (-3°C) |
| Visibility | NA |
| Wind Chill | 13°F (-11°C) |
| Last update | 15 Mar 7:15 pm CDT |
Extended Forecast for
3 Miles NNW Hartwick IA
Blizzard Warning March 15, 07:37pm until March 16, 07:00am
High Wind Warning March 15, 07:37pm until March 16, 04:00am
NOW: Multiple hazards in effect

Click HERE for Details
Tonight

Low: 7 °F
Snow and
Blowing SnowMonday
High: 15 °F
Chance Snow
and Areas
Blowing SnowMonday Night
Low: 2 °F
Partly Cloudy
and Blustery
then Mostly
ClearTuesday
High: 26 °F
Mostly Sunny
then Slight
Chance SnowTuesday Night
Low: 20 °F
Snow Likely
then
Snow/Sleet
LikelyWednesday

High: 45 °F
Mostly Sunny
Wednesday Night

Low: 33 °F
Partly Cloudy
Thursday

High: 55 °F
Mostly Sunny
Detailed Forecast
Tonight
Snow, mainly before 4am. Widespread blowing snow, mainly after 9pm. Low around 7. Wind chill values as low as -15. Very windy, with a northwest wind 31 to 36 mph, with gusts as high as 55 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 2 to 4 inches possible.
Monday
A 30 percent chance of snow, mainly before 7am. Areas of blowing snow. Partly sunny, with a high near 15. Wind chill values as low as -15. Windy, with a northwest wind 23 to 30 mph, with gusts as high as 44 mph. New snow accumulation of less than a half inch possible.
Monday Night
Partly cloudy, with a low around 2. Wind chill values as low as -10. Blustery, with a northwest wind 13 to 18 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 29 mph.
Tuesday
A 20 percent chance of snow after 1pm. Mostly sunny, with a high near 26. Wind chill values as low as -10. Light and variable wind becoming south 5 to 9 mph in the afternoon.
Tuesday Night
Snow likely before 4am, then a slight chance of snow and sleet. Mostly cloudy, with a low around 20. South southeast wind 7 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New snow and sleet accumulation of less than one inch possible.
Wednesday
Mostly sunny, with a high near 45.
Wednesday Night
Partly cloudy, with a low around 33.
Thursday
Mostly sunny, with a high near 55.
Thursday Night
Mostly cloudy, with a low around 36.
Friday
Partly sunny, with a high near 70.
Friday Night
Partly cloudy, with a low around 41.
Saturday
Sunny, with a high near 66.
Saturday Night
Mostly clear, with a low around 40.
Sunday
Partly sunny, with a high near 60.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
3 Miles NNW Hartwick IA
41.81°N 92.37°W
41.81°N 92.37°W
6:03 pm CDT Mar 15, 2026
7pm CDT Mar 15, 2026-6pm CDT Mar 22, 2026



