Hourly Weather Forecast - Alliston, Ontario, CA

12 AM
27°F
0%
12mph
SSW
Partly Cloudy
Humidity
85%
Feels like
17°F
Dew Point
23°F
1 AM
28°F
0%
12mph
SW
Partly Cloudy
Humidity
87%
Feels like
17°F
Dew Point
24°F
2 AM
28°F
0%
12mph
SW
Partly Cloudy
Humidity
90%
Feels like
18°F
Dew Point
25°F
3 AM
28°F
0%
11mph
SW
Mostly Cloudy
Humidity
93%
Feels like
19°F
Dew Point
26°F
4 AM
28°F
0%
10mph
SW
Mostly Cloudy
Humidity
96%
Feels like
19°F
Dew Point
28°F
5 AM
29°F
0%
9mph
SW
Foggy
Humidity
99%
Feels like
20°F
Dew Point
28°F
6 AM
30°F
0%
9mph
SW
Cloudy
Humidity
96%
Feels like
22°F
Dew Point
29°F
7 AM
31°F
0%
9mph
WSW
Cloudy
Humidity
92%
Feels like
24°F
Dew Point
29°F
7:48 AM
8 AM
33°F
0%
9mph
WSW
Cloudy
Humidity
89%
Feels like
25°F
Dew Point
30°F
9 AM
33°F
0%
10mph
WSW
Cloudy
Humidity
89%
Feels like
24°F
Dew Point
30°F
10 AM
32°F
0%
11mph
W
Cloudy
Humidity
89%
Feels like
24°F
Dew Point
29°F
11 AM
32°F
0%
11mph
W
Cloudy
Humidity
88%
Feels like
23°F
Dew Point
29°F
12 PM
32°F
0%
11mph
W
Cloudy
Humidity
87%
Feels like
23°F
Dew Point
28°F
1 PM
31°F
0%
11mph
WNW
Cloudy
Humidity
86%
Feels like
22°F
Dew Point
27°F
2 PM
29°F
0%
10mph
WNW
Cloudy
Humidity
86%
Feels like
21°F
Dew Point
26°F
3 PM
28°F
0%
9mph
WNW
Mostly Cloudy
Humidity
86%
Feels like
20°F
Dew Point
25°F
4 PM
27°F
0%
8mph
W
Mostly Cloudy
Humidity
87%
Feels like
19°F
Dew Point
23°F
4:41 PM
5 PM
25°F
0%
7mph
W
Mostly Cloudy
Humidity
87%
Feels like
18°F
Dew Point
22°F
6 PM
24°F
0%
5mph
W
Partly Cloudy
Humidity
87%
Feels like
18°F
Dew Point
21°F
7 PM
23°F
0%
4mph
WSW
Partly Cloudy
Humidity
87%
Feels like
17°F
Dew Point
20°F
8 PM
22°F
0%
4mph
SW
Partly Cloudy
Humidity
87%
Feels like
17°F
Dew Point
19°F
9 PM
21°F
0%
4mph
SSW
Partly Cloudy
Humidity
88%
Feels like
15°F
Dew Point
18°F
10 PM
20°F
0%
5mph
S
Partly Cloudy
Humidity
89%
Feels like
14°F
Dew Point
18°F
11 PM
21°F
0%
6mph
S
Mostly Cloudy
Humidity
90%
Feels like
13°F
Dew Point
18°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

Monday's Weather Outlook

Monday'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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