Hourly Weather Forecast - Casselman, Ontario, CA

1 PM
19°F
0%
6mph
NW
Mostly Sunny
Humidity
47%
Feels like
11°F
Dew Point
1°F
2 PM
17°F
0%
6mph
WNW
Sunny
Humidity
48%
Feels like
8°F
Dew Point
1°F
3 PM
15°F
0%
6mph
WNW
Sunny
Humidity
52%
Feels like
5°F
Dew Point
0°F
4 PM
12°F
0%
6mph
WNW
Sunny
Humidity
58%
Feels like
2°F
Dew Point
0°F
4:17 PM
5 PM
10°F
0%
6mph
WNW
Mostly Clear
Humidity
59%
Feels like
0°F
Dew Point
-2°F
6 PM
8°F
10%
6mph
WNW
Partly Cloudy
Humidity
61%
Feels like
-3°F
Dew Point
-3°F
7 PM
6°F
10%
6mph
WNW
Partly Cloudy
Humidity
64%
Feels like
-5°F
Dew Point
-3°F
8 PM
4°F
10%
6mph
WNW
Partly Cloudy
Humidity
68%
Feels like
-7°F
Dew Point
-4°F
9 PM
3°F
10%
6mph
WNW
Partly Cloudy
Humidity
71%
Feels like
-8°F
Dew Point
-4°F
10 PM
2°F
0%
6mph
WNW
Partly Cloudy
Humidity
73%
Feels like
-9°F
Dew Point
-5°F
11 PM
2°F
0%
6mph
WNW
Partly Cloudy
Humidity
78%
Feels like
-10°F
Dew Point
-4°F

Wind chill temperatures Monday A.M.

Cold Weather Chills the Nation Down to the Gulf

Extreme cold paired with their wind chill values will shiver much of the nation.

Snowfall forecast through Monday evening.

Mid-Atlantic, Great Lakes Snow Piles Up

Sunday Weather Outlook

Today's Weather Outlook

How to Measure Snow via NWS

How To Measure Snow

Weekly Drought Map for December 11, 2025

Hit-or-Miss Precipitation Leads to Mixed Drought Results

A strong cold-air-damming event from March 20, 2018.

Cold Air Damming - Cause And Effects

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