Hourly Weather Forecast - Sarnia, Ontario, CA

2 PM
15°F
0%
20mph
WSW
Mostly Cloudy
Humidity
56%
Feels like
-2°F
Dew Point
2°F
3 PM
15°F
10%
20mph
WSW
Mostly Cloudy
Humidity
59%
Feels like
-2°F
Dew Point
4°F
4 PM
15°F
30%
19mph
W
30% Chance of Snow
Humidity
61%
Feels like
-2°F
Dew Point
4°F
5 PM
15°F
10%
18mph
W
Mostly Cloudy
Humidity
61%
Feels like
-2°F
Dew Point
4°F
5:25 PM
6 PM
14°F
10%
17mph
W
Partly Cloudy
Humidity
62%
Feels like
-2°F
Dew Point
3°F
7 PM
13°F
10%
16mph
W
Partly Cloudy
Humidity
63%
Feels like
-3°F
Dew Point
3°F
8 PM
12°F
0%
15mph
W
Partly Cloudy
Humidity
64%
Feels like
-5°F
Dew Point
2°F
9 PM
10°F
0%
15mph
W
Partly Cloudy
Humidity
62%
Feels like
-6°F
Dew Point
0°F
10 PM
10°F
0%
14mph
W
Partly Cloudy
Humidity
62%
Feels like
-7°F
Dew Point
-1°F
11 PM
9°F
0%
13mph
W
Partly Cloudy
Humidity
62%
Feels like
-7°F
Dew Point
-1°F

Snow Forecast through Sunday

Series of Weather Systems Cover Great Lakes, East in Snow

Two main areas of low pressure will produce snow in the Upper Midwest, Great Lakes and Eastern U.S.

Monday's Weather Outlook

Today's Weather Outlook

Weekly Drought Map for January 15, 2026

Active Weather Creates Mix of Improvements, Degradations to Drought Depiction

Vehicle driving in wintry conditions

Prepare Your Car for Cold Weather

(Image provided by NOAA)

Polar Vortex: What Is It?

People skating on a frozen pond on a clear day. (Image by Q K from Pixabay)

Safety Tips For Icy Surfaces

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