Hourly Weather Forecast - St Thomas, Ontario, CA

12 AM
49°F
70%
9mph
SSW
70% Chance Rain Showers
Humidity
96%
Feels like
45°F
Dew Point
48°F
1 AM
49°F
70%
10mph
SSW
70% Chance Rain Showers
Humidity
96%
Feels like
45°F
Dew Point
48°F
2 AM
49°F
70%
10mph
SSW
70% Chance Rain Showers
Humidity
96%
Feels like
45°F
Dew Point
48°F
3 AM
49°F
60%
10mph
SSW
60% Chance Rain Showers
Humidity
97%
Feels like
44°F
Dew Point
48°F
4 AM
48°F
60%
9mph
SSW
60% Chance Rain Showers
Humidity
97%
Feels like
44°F
Dew Point
47°F
5 AM
48°F
60%
9mph
SW
60% Chance Rain Showers
Humidity
96%
Feels like
44°F
Dew Point
47°F
6 AM
47°F
60%
8mph
SW
60% Chance Rain Showers
Humidity
93%
Feels like
43°F
Dew Point
45°F
6:51 AM
7 AM
47°F
50%
8mph
SW
50% Chance Rain Showers
Humidity
90%
Feels like
43°F
Dew Point
44°F
8 AM
48°F
40%
9mph
SW
40% Chance Rain Showers
Humidity
89%
Feels like
44°F
Dew Point
45°F
9 AM
49°F
40%
9mph
SW
40% Chance Rain Showers
Humidity
87%
Feels like
45°F
Dew Point
45°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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