Hourly Weather Forecast - Grinnell, IA

12 AM
40°F
0%
5mph
SSW
Partly Cloudy
Humidity
92%
Feels like
36°F
Dew Point
38°F
1 AM
40°F
0%
5mph
SSW
Partly Cloudy
Humidity
92%
Feels like
36°F
Dew Point
38°F
2 AM
40°F
0%
5mph
SW
Cloudy
Humidity
92%
Feels like
36°F
Dew Point
38°F
3 AM
39°F
0%
4mph
SW
Cloudy
Humidity
93%
Feels like
36°F
Dew Point
37°F
4 AM
39°F
0%
4mph
WSW
Cloudy
Humidity
94%
Feels like
36°F
Dew Point
37°F
5 AM
38°F
0%
4mph
W
Cloudy
Humidity
94%
Feels like
36°F
Dew Point
37°F
6 AM
38°F
0%
3mph
W
Cloudy
Humidity
94%
Feels like
36°F
Dew Point
37°F
7 AM
38°F
0%
3mph
WNW
Cloudy
Humidity
94%
Feels like
36°F
Dew Point
37°F
7:35 AM
8 AM
39°F
0%
4mph
NW
Cloudy
Humidity
94%
Feels like
37°F
Dew Point
38°F
9 AM
41°F
0%
4mph
NNW
Cloudy
Humidity
90%
Feels like
39°F
Dew Point
38°F
10 AM
43°F
0%
3mph
NNW
Cloudy
Humidity
87%
Feels like
42°F
Dew Point
39°F
11 AM
45°F
0%
3mph
NNW
Partly Cloudy
Humidity
82%
Feels like
45°F
Dew Point
40°F
12 PM
46°F
0%
3mph
N
Partly Cloudy
Humidity
79%
Feels like
46°F
Dew Point
40°F
1 PM
46°F
0%
3mph
N
Partly Cloudy
Humidity
78%
Feels like
45°F
Dew Point
39°F
2 PM
46°F
0%
4mph
NNE
Mostly Cloudy
Humidity
77%
Feels like
44°F
Dew Point
39°F
3 PM
44°F
0%
4mph
NE
Mostly Cloudy
Humidity
79%
Feels like
42°F
Dew Point
38°F
4 PM
42°F
0%
4mph
NE
Cloudy
Humidity
81%
Feels like
40°F
Dew Point
37°F
4:44 PM
5 PM
41°F
0%
4mph
NE
Cloudy
Humidity
84%
Feels like
38°F
Dew Point
36°F
6 PM
39°F
0%
4mph
ENE
Cloudy
Humidity
87%
Feels like
37°F
Dew Point
36°F
7 PM
39°F
0%
4mph
ENE
Cloudy
Humidity
88%
Feels like
36°F
Dew Point
35°F
8 PM
38°F
0%
4mph
E
Cloudy
Humidity
89%
Feels like
35°F
Dew Point
35°F
9 PM
38°F
0%
4mph
E
Cloudy
Humidity
88%
Feels like
34°F
Dew Point
35°F
10 PM
37°F
0%
5mph
E
Cloudy
Humidity
89%
Feels like
34°F
Dew Point
35°F
11 PM
37°F
0%
5mph
ESE
Cloudy
Humidity
89%
Feels like
33°F
Dew Point
35°F

Forecast Peak Wind Gusts Today

Clipper System Blasts Central, Eastern U.S. With Winter Impacts

A clipper moving over the Great Lakes brings rain, snow, and high winds through the Atlantic Coastline.

Rainfall and Snowfall Totals Through Friday

Atmospheric River Symptoms Repeat in the Northwest

NOAA, NCDC

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Friday's Weather Outlook

Friday's Weather Outlook

Friday's Weather Outlook

Weekend Weather Preview

Flu Update Valid For Week Ending December 6, 2025

Weekly Flu Update: Flu Exceeds Annual Baseline

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