Hourly Weather Forecast - Grimes, IA

12 AM
28°F
0%
6mph
WNW
Clear
Humidity
70%
Feels like
21°F
Dew Point
19°F
1 AM
26°F
0%
5mph
WNW
Clear
Humidity
71%
Feels like
21°F
Dew Point
18°F
2 AM
26°F
0%
4mph
NW
Clear
Humidity
72%
Feels like
21°F
Dew Point
18°F
3 AM
25°F
0%
3mph
NW
Clear
Humidity
72%
Feels like
25°F
Dew Point
17°F
4 AM
24°F
0%
2mph
NW
Clear
Humidity
73%
Feels like
24°F
Dew Point
17°F
5 AM
24°F
0%
2mph
NW
Clear
Humidity
73%
Feels like
24°F
Dew Point
16°F
6 AM
23°F
0%
2mph
NNW
Clear
Humidity
74%
Feels like
23°F
Dew Point
16°F
7 AM
23°F
0%
2mph
NNE
Clear
Humidity
73%
Feels like
23°F
Dew Point
16°F
7:38 AM
8 AM
25°F
0%
3mph
E
Mostly Sunny
Humidity
70%
Feels like
25°F
Dew Point
16°F
9 AM
27°F
0%
3mph
ESE
Mostly Sunny
Humidity
65%
Feels like
24°F
Dew Point
17°F
10 AM
30°F
0%
4mph
SE
Mostly Sunny
Humidity
60%
Feels like
26°F
Dew Point
18°F
11 AM
34°F
0%
5mph
SE
Partly Cloudy
Humidity
56%
Feels like
29°F
Dew Point
20°F
12 PM
37°F
0%
6mph
SE
Partly Cloudy
Humidity
53%
Feels like
32°F
Dew Point
21°F
1 PM
39°F
0%
6mph
SSE
Partly Cloudy
Humidity
51%
Feels like
34°F
Dew Point
22°F
2 PM
40°F
0%
7mph
SSE
Mostly Cloudy
Humidity
50%
Feels like
35°F
Dew Point
23°F
3 PM
39°F
0%
7mph
SSE
Cloudy
Humidity
51%
Feels like
34°F
Dew Point
23°F
4 PM
38°F
0%
8mph
SE
Cloudy
Humidity
54%
Feels like
33°F
Dew Point
23°F
4:47 PM
5 PM
37°F
0%
8mph
SE
Cloudy
Humidity
56%
Feels like
31°F
Dew Point
22°F
6 PM
36°F
10%
8mph
SE
Cloudy
Humidity
57%
Feels like
29°F
Dew Point
22°F
7 PM
35°F
0%
9mph
SE
Cloudy
Humidity
57%
Feels like
28°F
Dew Point
22°F
8 PM
35°F
10%
9mph
SSE
Mostly Cloudy
Humidity
57%
Feels like
28°F
Dew Point
22°F
9 PM
35°F
10%
9mph
SSE
Mostly Cloudy
Humidity
57%
Feels like
28°F
Dew Point
22°F
10 PM
35°F
20%
10mph
SSE
Mostly Cloudy
Humidity
58%
Feels like
28°F
Dew Point
22°F
11 PM
35°F
30%
10mph
SSE
30% Chance Snow Showers
Humidity
59%
Feels like
28°F
Dew Point
22°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

White Christmas? What Are The Odds

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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