Hourly Weather Forecast - Grimsby, Ontario, CA

12 AM
29°F
10%
16mph
W
Mostly Cloudy
Humidity
74%
Feels like
18°F
Dew Point
22°F
1 AM
29°F
0%
17mph
W
Mostly Cloudy
Humidity
71%
Feels like
17°F
Dew Point
21°F
2 AM
30°F
0%
17mph
W
Mostly Cloudy
Humidity
69%
Feels like
18°F
Dew Point
21°F
3 AM
30°F
0%
17mph
W
Mostly Cloudy
Humidity
67%
Feels like
19°F
Dew Point
21°F
4 AM
31°F
0%
17mph
W
Mostly Cloudy
Humidity
66%
Feels like
20°F
Dew Point
21°F
5 AM
32°F
0%
17mph
W
Mostly Cloudy
Humidity
67%
Feels like
21°F
Dew Point
22°F
6 AM
34°F
0%
17mph
W
Mostly Cloudy
Humidity
67%
Feels like
23°F
Dew Point
24°F
7 AM
33°F
0%
16mph
W
Partly Cloudy
Humidity
66%
Feels like
22°F
Dew Point
23°F
7:36 AM
8 AM
34°F
0%
15mph
W
Mostly Cloudy
Humidity
66%
Feels like
24°F
Dew Point
24°F
9 AM
35°F
0%
16mph
WNW
Partly Cloudy
Humidity
64%
Feels like
25°F
Dew Point
24°F
10 AM
37°F
0%
16mph
WNW
Mostly Cloudy
Humidity
61%
Feels like
27°F
Dew Point
25°F
11 AM
38°F
0%
15mph
WNW
Partly Cloudy
Humidity
59%
Feels like
29°F
Dew Point
25°F
12 PM
39°F
0%
15mph
WNW
Partly Cloudy
Humidity
57%
Feels like
30°F
Dew Point
25°F
1 PM
39°F
0%
15mph
WNW
Partly Cloudy
Humidity
54%
Feels like
30°F
Dew Point
24°F
2 PM
39°F
0%
15mph
WNW
Partly Cloudy
Humidity
53%
Feels like
31°F
Dew Point
24°F
3 PM
40°F
0%
15mph
WNW
Partly Cloudy
Humidity
52%
Feels like
31°F
Dew Point
24°F
4 PM
39°F
0%
15mph
WNW
Partly Cloudy
Humidity
51%
Feels like
31°F
Dew Point
23°F
5 PM
38°F
0%
15mph
WNW
Partly Cloudy
Humidity
52%
Feels like
29°F
Dew Point
22°F
6 PM
37°F
0%
14mph
WNW
Mostly Sunny
Humidity
50%
Feels like
28°F
Dew Point
20°F
7 PM
35°F
0%
12mph
WNW
Mostly Sunny
Humidity
53%
Feels like
27°F
Dew Point
20°F
7:20 PM
8 PM
34°F
0%
9mph
WNW
Clear
Humidity
57%
Feels like
27°F
Dew Point
20°F
9 PM
33°F
0%
7mph
WNW
Clear
Humidity
60%
Feels like
27°F
Dew Point
21°F
10 PM
32°F
0%
5mph
W
Clear
Humidity
64%
Feels like
27°F
Dew Point
22°F
11 PM
32°F
0%
5mph
WSW
Clear
Humidity
67%
Feels like
27°F
Dew Point
22°F

Today's Severe Weather Outlook

Severe Storms Rally from Gulf Coast to Mid-Atlantic

Multiple rounds of severe storms will form today from the Gulf Coast to the Mid-Atlantic.

Thursday's Weather Outlook

Thursday's Weather Outlook

Weekly Drought Map for March 5, 2026

Drought Worsens Nationwide Despite Multiple Disturbances

A tornado on the ground in Hildreth, Neb., on June 14, 2014 (NOAA Photo Library/Ken Engquist).

Tornadoes and Road Safety -- Do's and Don't's

A pothole big enough to hold a traffic cone and garbage. (David Shankbone, Wikimedia Common)

Potholes: A Springtime Driving Menace

This John Deere riding mower continues to hum along. (Wikimedia Commons)

Spring Mower and Power Tool Seasonal Checklist

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Today's National Outlook

Hurricane Tracker

Allergy Forecast

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