Hourly Weather Forecast - Grinnell, IA

12 AM
51°F
50%
10mph
WSW
50% Chance of Light Rain
Humidity
92%
Feels like
51°F
Dew Point
49°F
1 AM
50°F
30%
10mph
WSW
30% Chance of Light Rain
Humidity
93%
Feels like
50°F
Dew Point
48°F
2 AM
49°F
30%
9mph
W
30% Chance of Light Rain
Humidity
92%
Feels like
45°F
Dew Point
47°F
3 AM
47°F
30%
9mph
W
30% Chance of Light Rain
Humidity
94%
Feels like
43°F
Dew Point
46°F
4 AM
44°F
30%
9mph
WNW
30% Chance of Light Rain
Humidity
96%
Feels like
40°F
Dew Point
44°F
5 AM
42°F
20%
9mph
WNW
Cloudy
Humidity
95%
Feels like
37°F
Dew Point
41°F
6 AM
40°F
20%
9mph
NW
Cloudy
Humidity
94%
Feels like
34°F
Dew Point
38°F
6:36 AM
7 AM
40°F
10%
9mph
NW
Cloudy
Humidity
87%
Feels like
33°F
Dew Point
36°F
8 AM
39°F
10%
10mph
NW
Cloudy
Humidity
86%
Feels like
33°F
Dew Point
35°F
9 AM
41°F
10%
10mph
WNW
Cloudy
Humidity
80%
Feels like
35°F
Dew Point
35°F
10 AM
42°F
10%
10mph
WNW
Cloudy
Humidity
75%
Feels like
37°F
Dew Point
35°F
11 AM
44°F
10%
9mph
WNW
Cloudy
Humidity
70%
Feels like
39°F
Dew Point
35°F
12 PM
45°F
10%
9mph
WNW
Cloudy
Humidity
66%
Feels like
40°F
Dew Point
34°F
1 PM
46°F
10%
9mph
WNW
Cloudy
Humidity
63%
Feels like
42°F
Dew Point
34°F
2 PM
47°F
10%
9mph
WNW
Cloudy
Humidity
60%
Feels like
43°F
Dew Point
34°F
3 PM
47°F
10%
8mph
W
Cloudy
Humidity
58%
Feels like
44°F
Dew Point
34°F
4 PM
46°F
0%
8mph
W
Cloudy
Humidity
59%
Feels like
43°F
Dew Point
33°F
5 PM
45°F
0%
7mph
W
Cloudy
Humidity
62%
Feels like
41°F
Dew Point
32°F

Snow and Ice Accumulations through Tuesday AM

Wintry Disturbance Bisects U.S. Mid-Latitudes

A wintry disturbance will bring icing and light snow from the central Plains tonight through the Northeast on Tuesday.

Today's Weather Outlook

Monday's Weather Outlook

Weekly Drought Map for February 26, 2026

Widespread Drought Degradation For South, Southeast; Mixed Results Elsewhere

Debris flies through the air as howling winds accompanied by a line of storms approach the old Tarrant County Courthouse in downtown Fort Worth, Texas, on March 2, 2023. (Tom Fox/The Dallas Morning News via AP)

Lightning Season Rapidly Approaching: Best Safety Practices

Rocky Mountain National Park at day in December. (NPS Natural Resources/Wikimedia Commons)

Snowmelt and Flooding

U.S. Route 52 near St. Donatus between Bellevue and Dubuque, Iowa. (Tony Webster from Portland, Oregon)

Winter Weather Driving Safety Tips

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