Southwestern Storm to Bring Rain and Thunderstorm Potential, and Snow in the Mountains

A storm in the Southwest will produce rain, locally heavy with the potential for flash flooding this weekend. Mountain snow will spread across the Southwest, Great Basin, and into the South/Central Rockies. The whole storm shifts into the Plains later in the weekend while a new system brings rain and mountain snow from the Northwest to the Northern Rockies. Read More >

Current conditions at

Grinnell Municipal Airfield (KGGI)

Lat: 41.71°NLon: 92.73°WElev: 1007ft.

Fair

29°F

-2°C

Humidity 69%
Wind Speed S 9 mph
Barometer 30.27 in
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Wind Chill21°F (-6°C)
Last update 21 Feb 10:55 pm CST
Extended Forecast for

3 Miles NNW Hartwick IA

  • Tonight

    Tonight: Clear, with a low around 22. Southwest wind 8 to 11 mph.

    Clear

    Low: 22 °F

  • Saturday

    Saturday: Sunny, with a high near 45. Southwest wind 6 to 9 mph.

    Sunny

    High: 45 °F

  • Saturday
    Night

    Saturday Night: Mostly clear, with a low around 29. Southwest wind 6 to 9 mph.

    Mostly Clear

    Low: 29 °F

  • Sunday

    Sunday: Mostly cloudy, with a high near 46. West southwest wind around 6 mph becoming light and variable  in the afternoon.

    Mostly Cloudy

    High: 46 °F

  • Sunday
    Night

    Sunday Night: A 20 percent chance of snow after midnight.  Cloudy, with a low around 27. Light north northwest wind becoming north northeast 5 to 9 mph in the evening.

    Cloudy then
    Slight Chance
    Snow

    Low: 27 °F

  • Monday

    Monday: A chance of rain and snow before 1pm, then a chance of rain between 1pm and 5pm, then a chance of rain and snow after 5pm.  Mostly cloudy, with a high near 38. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Chance Snow
    then Chance
    Rain/Snow

    High: 38 °F

  • Monday
    Night

    Monday Night: A 30 percent chance of snow.  Mostly cloudy, with a low around 26.

    Chance Snow

    Low: 26 °F

  • Tuesday

    Tuesday: A chance of rain and snow before 2pm, then a chance of rain between 2pm and 4pm, then a chance of rain and snow after 4pm.  Mostly cloudy, with a high near 37. Chance of precipitation is 30%.

    Chance Snow
    then Chance
    Rain/Snow

    High: 37 °F

  • Tuesday
    Night

    Tuesday Night: A 40 percent chance of snow.  Mostly cloudy, with a low around 22.

    Chance Snow

    Low: 22 °F

Detailed Forecast

Tonight
Clear, with a low around 22. Southwest wind 8 to 11 mph.
Saturday
Sunny, with a high near 45. Southwest wind 6 to 9 mph.
Saturday Night
Mostly clear, with a low around 29. Southwest wind 6 to 9 mph.
Sunday
Mostly cloudy, with a high near 46. West southwest wind around 6 mph becoming light and variable in the afternoon.
Sunday Night
A 20 percent chance of snow after midnight. Cloudy, with a low around 27. Light north northwest wind becoming north northeast 5 to 9 mph in the evening.
Monday
A chance of rain and snow before 1pm, then a chance of rain between 1pm and 5pm, then a chance of rain and snow after 5pm. Mostly cloudy, with a high near 38. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 26.
Tuesday
A chance of rain and snow before 2pm, then a chance of rain between 2pm and 4pm, then a chance of rain and snow after 4pm. Mostly cloudy, with a high near 37. Chance of precipitation is 30%.
Tuesday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 22.
Wednesday
A 30 percent chance of snow before noon. Mostly cloudy, with a high near 30. Blustery.
Wednesday Night
Mostly cloudy, with a low around 11.
Thursday
Mostly sunny, with a high near 25.
Thursday Night
Mostly clear, with a low around 8.
Friday
Mostly sunny, with a high near 30.
Click Map For Forecast
Point Forecast:
3 Miles NNW Hartwick IA
 41.81°N 92.37°W
10:04 pm CST Feb 21, 2020
10pm CST Feb 21, 2020-6pm CST Feb 28, 2020
 
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