Hourly Weather Forecast - Grundy Center, IA

12 AM
30°F
10%
13mph
S
Cloudy
Humidity
69%
Feels like
20°F
Dew Point
21°F
1 AM
30°F
10%
13mph
S
Cloudy
Humidity
70%
Feels like
20°F
Dew Point
21°F
2 AM
30°F
10%
14mph
S
Mostly Cloudy
Humidity
69%
Feels like
19°F
Dew Point
21°F
3 AM
30°F
10%
14mph
S
Mostly Cloudy
Humidity
68%
Feels like
19°F
Dew Point
21°F
4 AM
30°F
10%
14mph
S
Mostly Cloudy
Humidity
67%
Feels like
20°F
Dew Point
21°F
5 AM
31°F
10%
14mph
S
Mostly Cloudy
Humidity
67%
Feels like
20°F
Dew Point
21°F
6 AM
31°F
10%
14mph
S
Cloudy
Humidity
66%
Feels like
20°F
Dew Point
21°F
7 AM
31°F
20%
14mph
S
Cloudy
Humidity
64%
Feels like
21°F
Dew Point
21°F
7:37 AM
8 AM
33°F
20%
14mph
S
Mostly Cloudy
Humidity
67%
Feels like
23°F
Dew Point
23°F
9 AM
34°F
20%
13mph
S
Partly Cloudy
Humidity
68%
Feels like
25°F
Dew Point
25°F
10 AM
35°F
20%
13mph
S
Partly Cloudy
Humidity
67%
Feels like
26°F
Dew Point
25°F
11 AM
36°F
20%
13mph
S
Mostly Sunny
Humidity
68%
Feels like
27°F
Dew Point
26°F
12 PM
36°F
20%
12mph
S
Mostly Sunny
Humidity
69%
Feels like
28°F
Dew Point
27°F
1 PM
37°F
20%
12mph
S
Sunny
Humidity
75%
Feels like
29°F
Dew Point
30°F
2 PM
37°F
20%
11mph
S
Sunny
Humidity
78%
Feels like
30°F
Dew Point
31°F
3 PM
37°F
20%
10mph
S
Mostly Sunny
Humidity
83%
Feels like
29°F
Dew Point
32°F
4 PM
36°F
20%
9mph
S
Mostly Sunny
Humidity
85%
Feels like
29°F
Dew Point
32°F
4:42 PM
5 PM
35°F
20%
9mph
S
Partly Cloudy
Humidity
88%
Feels like
29°F
Dew Point
32°F
6 PM
36°F
20%
8mph
S
Partly Cloudy
Humidity
89%
Feels like
29°F
Dew Point
33°F
7 PM
36°F
20%
8mph
SSW
Partly Cloudy
Humidity
90%
Feels like
30°F
Dew Point
33°F
8 PM
36°F
20%
8mph
SSW
Hazy
Humidity
92%
Feels like
30°F
Dew Point
34°F
9 PM
36°F
20%
8mph
SW
Hazy
Humidity
93%
Feels like
29°F
Dew Point
34°F
10 PM
35°F
20%
8mph
SW
Hazy
Humidity
98%
Feels like
29°F
Dew Point
34°F
11 PM
34°F
20%
7mph
WSW
Hazy
Humidity
95%
Feels like
27°F
Dew Point
33°F

Rain And Snow Totals Through Monday

Atmospheric River Takes Aim For Northern California

The plume of abundant moisture impacting the Northwest the last several days will focus more on Northern California later today into Monday bringing heavy rainfall and mountain snow.

NOAA, NCDC

White Christmas? What Are The Odds

Sunday's Weather Outlook

Sunday's Weather Outlook

Cold weather

During Extreme Cold: Watch for Frostbite!

Flu Update Valid For Week Ending December 13, 2025

Weekly Flu Update: Flu Spreading Hard Across U.S.

Watch vs. Warning

Flash Flood Watch and Warning Defined

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