National Weather Service

News Headlines

Hazardous Weather Conditions

Current conditions at

Grinnell Municipal Airfield (KGGI)

Lat: 41.71°NLon: 92.73°WElev: 1007ft.

Windy

28°F

-2°C

Humidity	90%
Wind Speed	NW 31 G 43 mph
Barometer	29.71 in
Dewpoint	26°F (-3°C)
Visibility	NA
Wind Chill	12°F (-11°C)
Last update	15 Mar 9:15 pm CDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

Grinnell IA

Blizzard Warning March 15, 09:24pm until March 16, 07:00am

High Wind Warning March 15, 09:24pm until March 16, 04:00am

Click here for hazard details and duration

Blizzard Warning

High Wind Warning

Blizzard Warning March 15, 09:24pm until March 16, 07:00am
High Wind Warning March 15, 09:24pm until March 16, 04:00am
NOW: Multiple hazards in effect
Click HERE for Details
Tonight
Low: 6 °F
Snow and
Blowing Snow
then Snow
Likely and
Blowing Snow
Monday
High: 14 °F
Slight Chance
Snow and
Blowing Snow
Monday Night
Low: 3 °F
Partly Cloudy
and Blustery
then Mostly
Clear
Tuesday
High: 27 °F
Mostly Sunny
then Slight
Chance Snow
Tuesday Night
Low: 21 °F
Snow Likely
Wednesday
High: 46 °F
Mostly Sunny
Wednesday Night
Low: 34 °F
Partly Cloudy
Thursday
High: 58 °F
Sunny

Detailed Forecast

Tonight

Snow, mainly before 2am. Widespread blowing snow. Low around 6. Wind chill values as low as -15. Very windy, with a north northwest wind 34 to 38 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 10 percent chance of snow before 7am. Widespread blowing snow, mainly before 9am. Partly sunny, with a high near 14. Wind chill values as low as -20. Windy, with a northwest wind 25 to 31 mph, with gusts as high as 43 mph.

Monday Night

Mostly clear, with a low around 3. 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. Partly sunny, with a high near 27. 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 1am. Mostly cloudy, with a low around 21. South southeast wind 7 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

Wednesday

Mostly sunny, with a high near 46.

Wednesday Night

Partly cloudy, with a low around 34.

Thursday

Sunny, with a high near 58.

Thursday Night

Partly cloudy, with a low around 38.

Friday

Partly sunny, with a high near 71.

Friday Night

Partly cloudy, with a low around 41.