Hourly Weather Forecast - St Thomas, Ontario, CA

12 AM
24°F
0%
4mph
ESE
Mostly Clear
Humidity
69%
Feels like
19°F
Dew Point
16°F
1 AM
25°F
10%
4mph
ESE
Partly Cloudy
Humidity
72%
Feels like
19°F
Dew Point
17°F
2 AM
25°F
10%
4mph
ESE
Partly Cloudy
Humidity
74%
Feels like
20°F
Dew Point
17°F
3 AM
25°F
10%
4mph
ESE
Mostly Cloudy
Humidity
76%
Feels like
20°F
Dew Point
18°F
4 AM
25°F
10%
4mph
ESE
Mostly Cloudy
Humidity
80%
Feels like
20°F
Dew Point
20°F
5 AM
25°F
10%
4mph
ESE
Cloudy
Humidity
83%
Feels like
20°F
Dew Point
21°F
6 AM
26°F
10%
4mph
ESE
Cloudy
Humidity
84%
Feels like
20°F
Dew Point
22°F
6:57 AM
7 AM
27°F
10%
5mph
ESE
Cloudy
Humidity
84%
Feels like
21°F
Dew Point
23°F
8 AM
29°F
20%
5mph
ESE
Cloudy
Humidity
86%
Feels like
24°F
Dew Point
25°F
9 AM
32°F
20%
5mph
ESE
Cloudy
Humidity
83%
Feels like
27°F
Dew Point
28°F
10 AM
35°F
20%
6mph
ESE
Cloudy
Humidity
81%
Feels like
30°F
Dew Point
30°F
11 AM
37°F
30%
6mph
ESE
30% Chance of Light Rain
Humidity
80%
Feels like
32°F
Dew Point
31°F
12 PM
38°F
30%
6mph
ESE
30% Chance of Light Rain
Humidity
82%
Feels like
33°F
Dew Point
33°F
1 PM
39°F
40%
6mph
ESE
40% Chance of Light Rain
Humidity
82%
Feels like
35°F
Dew Point
34°F
2 PM
40°F
40%
6mph
ESE
40% Chance of Light Rain
Humidity
84%
Feels like
36°F
Dew Point
35°F
3 PM
39°F
50%
5mph
ESE
50% Chance of Light Rain
Humidity
86%
Feels like
36°F
Dew Point
35°F
4 PM
39°F
50%
4mph
ESE
50% Chance of Light Rain
Humidity
89%
Feels like
36°F
Dew Point
36°F
5 PM
38°F
50%
4mph
E
50% Chance of Light Rain
Humidity
90%
Feels like
35°F
Dew Point
35°F
6 PM
37°F
50%
4mph
E
50% Chance of Light Rain
Humidity
93%
Feels like
34°F
Dew Point
35°F
6:16 PM
7 PM
36°F
50%
4mph
ENE
50% Chance of Light Rain
Humidity
92%
Feels like
33°F
Dew Point
34°F
8 PM
36°F
40%
4mph
ENE
40% Chance of Light Rain
Humidity
94%
Feels like
33°F
Dew Point
34°F
9 PM
35°F
40%
4mph
ENE
40% Chance of Light Rain
Humidity
94%
Feels like
32°F
Dew Point
34°F
10 PM
35°F
30%
4mph
NE
30% Chance Rain Showers
Humidity
95%
Feels like
32°F
Dew Point
34°F
11 PM
35°F
30%
4mph
NE
30% Chance Rain Showers
Humidity
94%
Feels like
31°F
Dew Point
33°F

Snow and Ice Accumulations through Tuesday AM

Wintry Disturbance Bisects U.S. Mid-Latitudes

A wintry disturbance will bring icing and light snow from the central Plains today through the Northeast on Tuesday.

Today's Weather Outlook

Today's Weather Outlook

Weekly Drought Map for February 26, 2026

Widespread Drought Degradation For South, Southeast; Mixed Results Elsewhere

Debris flies through the air as howling winds accompanied by a line of storms approach the old Tarrant County Courthouse in downtown Fort Worth, Texas, on March 2, 2023. (Tom Fox/The Dallas Morning News via AP)

Lightning Season Rapidly Approaching: Best Safety Practices

Rocky Mountain National Park at day in December. (NPS Natural Resources/Wikimedia Commons)

Snowmelt and Flooding

U.S. Route 52 near St. Donatus between Bellevue and Dubuque, Iowa. (Tony Webster from Portland, Oregon)

Winter Weather Driving Safety Tips

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