Hourly Weather Forecast - Grimsby, Ontario, CA

1 AM
48°F
0%
10mph
SW
Clear
Humidity
72%
Feels like
44°F
Dew Point
39°F
2 AM
48°F
0%
10mph
SW
Clear
Humidity
75%
Feels like
43°F
Dew Point
40°F
3 AM
48°F
0%
9mph
SW
Mostly Clear
Humidity
77%
Feels like
44°F
Dew Point
41°F
4 AM
48°F
0%
9mph
SW
Mostly Clear
Humidity
80%
Feels like
44°F
Dew Point
42°F
5 AM
48°F
0%
8mph
SW
Partly Cloudy
Humidity
83%
Feels like
44°F
Dew Point
43°F
6 AM
48°F
10%
8mph
SW
Mostly Cloudy
Humidity
85%
Feels like
45°F
Dew Point
44°F
7 AM
48°F
10%
7mph
SW
Partly Cloudy
Humidity
89%
Feels like
45°F
Dew Point
45°F
7:39 AM
8 AM
49°F
10%
6mph
SW
Partly Cloudy
Humidity
88%
Feels like
46°F
Dew Point
45°F
9 AM
50°F
20%
6mph
SW
Partly Cloudy
Humidity
89%
Feels like
50°F
Dew Point
47°F
10 AM
53°F
20%
6mph
SW
Partly Cloudy
Humidity
85%
Feels like
53°F
Dew Point
49°F
11 AM
56°F
30%
6mph
SW
30% Chance Rain Showers
Humidity
83%
Feels like
56°F
Dew Point
51°F
12 PM
57°F
30%
6mph
WSW
30% Chance Rain Showers
Humidity
84%
Feels like
57°F
Dew Point
52°F
1 PM
57°F
30%
6mph
W
30% Chance Rain Showers
Humidity
87%
Feels like
57°F
Dew Point
53°F
2 PM
55°F
40%
6mph
NW
40% Chance Rain Showers
Humidity
94%
Feels like
55°F
Dew Point
53°F
3 PM
53°F
40%
5mph
NNW
40% Chance of Light Rain
Humidity
97%
Feels like
53°F
Dew Point
52°F
4 PM
51°F
40%
5mph
N
40% Chance of Light Rain
Humidity
95%
Feels like
51°F
Dew Point
50°F
5 PM
49°F
40%
5mph
NE
40% Chance of Rain
Humidity
96%
Feels like
47°F
Dew Point
48°F
6 PM
47°F
30%
5mph
NE
30% Chance of Light Rain
Humidity
97%
Feels like
44°F
Dew Point
46°F
7 PM
44°F
30%
5mph
NE
30% Chance of Light Rain
Humidity
99%
Feels like
41°F
Dew Point
44°F
7:18 PM
8 PM
43°F
30%
6mph
NE
30% Chance of Light Rain
Humidity
97%
Feels like
39°F
Dew Point
42°F
9 PM
42°F
30%
7mph
NE
30% Chance of Light Rain
Humidity
98%
Feels like
38°F
Dew Point
42°F
10 PM
41°F
40%
9mph
NE
40% Chance of Light Rain
Humidity
98%
Feels like
36°F
Dew Point
41°F
11 PM
40°F
30%
10mph
ENE
30% Chance of Light Rain
Humidity
98%
Feels like
34°F
Dew Point
40°F

Today's Severe Weather Outlook

Potent Thunderstorms Pepper Deep South and Southeast U.S.

Dangerous weather will stick around well after sunset across the Deep South and Southeast.

Tuesday's Weather Outlook

Tuesday'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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