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.

Fair

56°F

13°C

Humidity 41%
Wind Speed S 14 mph
Barometer 29.70 in
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 8 Mar 9:15 pm CDT
Extended Forecast for

Chelsea IA

  • Tonight

    Tonight: Clear, with a low around 42. Southwest wind 10 to 15 mph, with gusts as high as 26 mph.

    Low: 42 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 68. South southwest wind around 8 mph.

    High: 68 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 42. Southeast wind around 5 mph becoming light and variable.

    Low: 42 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 30 percent chance of rain and thunderstorms after 1pm. Mostly sunny, with a high near 65. East southeast wind 6 to 10 mph becoming northeast in the afternoon. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 65 °F

    Sunny then
    Chance Rain

  • Tuesday Night

    Tuesday Night: Rain likely and possibly a thunderstorm. Mostly cloudy, with a low around 35. North northeast wind 10 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 35 °F

    Rain Likely

  • Wednesday

    Wednesday: A chance of rain and snow, mainly before 1pm. Mostly cloudy, with a high near 45. Breezy. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 45 °F

    Chance
    Rain/Snow and
    Breezy

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 27. Blustery.

    Low: 27 °F

    Mostly Clear
    and Blustery
    then Clear

  • Thursday

    Thursday: Partly sunny, with a high near 53. Windy.

    High: 53 °F

    Mostly Sunny
    then Mostly
    Cloudy and
    Windy

  • Thursday Night

    Thursday Night: A 30 percent chance of rain before 1am. Mostly cloudy, with a low around 35. Breezy.

    Low: 35 °F

    Chance Rain
    and Breezy

Detailed Forecast

Tonight
Clear, with a low around 42. Southwest wind 10 to 15 mph, with gusts as high as 26 mph.
Monday
Sunny, with a high near 68. South southwest wind around 8 mph.
Monday Night
Mostly clear, with a low around 42. Southeast wind around 5 mph becoming light and variable.
Tuesday
A 30 percent chance of rain and thunderstorms after 1pm. Mostly sunny, with a high near 65. East southeast wind 6 to 10 mph becoming northeast in the afternoon. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Rain likely and possibly a thunderstorm. Mostly cloudy, with a low around 35. North northeast wind 10 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
A chance of rain and snow, mainly before 1pm. Mostly cloudy, with a high near 45. Breezy. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Mostly clear, with a low around 27. Blustery.
Thursday
Partly sunny, with a high near 53. Windy.
Thursday Night
A 30 percent chance of rain before 1am. Mostly cloudy, with a low around 35. Breezy.
Friday
Mostly cloudy, with a high near 48.
Friday Night
Mostly cloudy, with a low around 29.
Saturday
Mostly cloudy, with a high near 46.
Saturday Night
A chance of rain and snow. Mostly cloudy, with a low around 30. Chance of precipitation is 40%.
Sunday
A chance of rain and snow. Cloudy, with a high near 46. Breezy. Chance of precipitation is 50%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Chelsea IA
 41.92°N 92.39°W
Last Update:
6:11 pm CDT Mar 8, 2026
Forecast Valid:
9pm CDT Mar 8, 2026-6pm CDT Mar 15, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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