National Weather Service Forecast for: Grinnell IA
Issued by: National Weather Service Des Moines, IA
Updated: 11:48 am CST Feb 19, 2019

Grinnell
 
This
Afternoon
This Afternoon: Mostly cloudy, with a high near 21. Wind chill values as low as 10. East wind around 9 mph.
Mostly Cloudy

Tonight

Tonight: A chance of flurries before 7pm, then snow, mainly after 11pm. The snow could be heavy at times.  Temperature rising to around 25 by 5am. Wind chill values as low as 10. East wind 8 to 15 mph, with gusts as high as 21 mph.  Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.
Heavy Snow

Wednesday

Wednesday: Snow before 3pm, then a chance of flurries between 3pm and 5pm.  High near 30. Breezy, with an east wind 11 to 16 mph becoming west southwest in the afternoon. Winds could gust as high as 23 mph.  Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.
Snow and
Breezy then
Slight Chance
Snow
Wednesday
Night
Wednesday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 12. Wind chill values as low as 5. West wind 7 to 14 mph, with gusts as high as 21 mph.
Decreasing
Clouds

Thursday

Thursday: Mostly sunny, with a high near 25. West wind 5 to 7 mph becoming east southeast in the afternoon.
Mostly Sunny

Thursday
Night
Thursday Night: Mostly cloudy, with a low around 14.
Mostly Cloudy

Friday

Friday: Partly sunny, with a high near 32.
Partly Sunny

Friday
Night
Friday Night: Snow likely, mainly after midnight.  Mostly cloudy, with a low around 25. Chance of precipitation is 70%.
Chance Snow
then Snow
Likely
Saturday

Saturday: A chance of snow before 11am, then rain and snow between 11am and 5pm, then snow after 5pm.  High near 36. Chance of precipitation is 80%.
Chance
Rain/Snow
then
Rain/Snow
Hi 21 °F Lo 21 °F Hi 30 °F Lo 12 °F Hi 25 °F Lo 14 °F Hi 32 °F Lo 25 °F Hi 36 °F

Winter Storm Warning
Hazardous Weather Outlook
 

This Afternoon
 
Mostly cloudy, with a high near 21. Wind chill values as low as 10. East wind around 9 mph.
Tonight
 
A chance of flurries before 7pm, then snow, mainly after 11pm. The snow could be heavy at times. Temperature rising to around 25 by 5am. Wind chill values as low as 10. East wind 8 to 15 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.
Wednesday
 
Snow before 3pm, then a chance of flurries between 3pm and 5pm. High near 30. Breezy, with an east wind 11 to 16 mph becoming west southwest in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.
Wednesday Night
 
Mostly cloudy, then gradually becoming mostly clear, with a low around 12. Wind chill values as low as 5. West wind 7 to 14 mph, with gusts as high as 21 mph.
Thursday
 
Mostly sunny, with a high near 25. West wind 5 to 7 mph becoming east southeast in the afternoon.
Thursday Night
 
Mostly cloudy, with a low around 14.
Friday
 
Partly sunny, with a high near 32.
Friday Night
 
Snow likely, mainly after midnight. Mostly cloudy, with a low around 25. Chance of precipitation is 70%.
Saturday
 
A chance of snow before 11am, then rain and snow between 11am and 5pm, then snow after 5pm. High near 36. Chance of precipitation is 80%.
Saturday Night
 
Snow. Low around 25. Windy. Chance of precipitation is 90%.
Sunday
 
A 30 percent chance of snow. Mostly cloudy, with a high near 30. Windy.
Sunday Night
 
Partly cloudy, with a low around 10. Windy.
Monday
 
Partly sunny, with a high near 25.

 

Forecast from NOAA-NWS for Grinnell IA.