Hourly Weather Forecast - Thornton, Ontario, CA

12 AM
31°F
70%
16mph
WSW
70% Chance Snow Showers
Humidity
73%
Feels like
19°F
Dew Point
23°F
1 AM
28°F
70%
17mph
W
70% Chance Snow Showers
Humidity
73%
Feels like
16°F
Dew Point
21°F
2 AM
26°F
70%
17mph
W
70% Chance Snow Showers
Humidity
70%
Feels like
13°F
Dew Point
18°F
3 AM
24°F
30%
17mph
W
30% Chance Freezing Rain
Humidity
68%
Feels like
10°F
Dew Point
15°F
4 AM
22°F
30%
17mph
W
30% Chance Freezing Rain
Humidity
67%
Feels like
8°F
Dew Point
13°F
5 AM
21°F
30%
16mph
W
30% Chance of Snow
Humidity
69%
Feels like
7°F
Dew Point
13°F
6 AM
22°F
30%
15mph
W
30% Chance of Snow
Humidity
70%
Feels like
8°F
Dew Point
13°F
7 AM
22°F
10%
15mph
W
Partly Cloudy
Humidity
74%
Feels like
9°F
Dew Point
15°F
7:51 AM
8 AM
23°F
30%
15mph
W
30% Chance of Snow
Humidity
74%
Feels like
10°F
Dew Point
16°F
9 AM
24°F
30%
15mph
W
30% Chance of Snow
Humidity
73%
Feels like
11°F
Dew Point
16°F
10 AM
24°F
30%
16mph
W
30% Chance of Heavy Snow
Humidity
73%
Feels like
11°F
Dew Point
17°F
11 AM
24°F
30%
15mph
WNW
30% Chance of Heavy Snow
Humidity
71%
Feels like
11°F
Dew Point
16°F
12 PM
24°F
30%
16mph
WNW
30% Chance of Snow
Humidity
74%
Feels like
11°F
Dew Point
17°F
1 PM
24°F
30%
16mph
WNW
30% Chance of Snow
Humidity
75%
Feels like
10°F
Dew Point
17°F
2 PM
23°F
30%
16mph
WNW
30% Chance of Heavy Snow
Humidity
75%
Feels like
10°F
Dew Point
16°F
3 PM
22°F
30%
15mph
NW
30% Chance of Heavy Snow
Humidity
74%
Feels like
9°F
Dew Point
15°F
4 PM
22°F
30%
13mph
NW
30% Chance of Snow
Humidity
72%
Feels like
9°F
Dew Point
14°F
4:42 PM
5 PM
22°F
30%
12mph
NW
30% Chance of Snow
Humidity
73%
Feels like
10°F
Dew Point
14°F
6 PM
21°F
30%
10mph
NW
30% Chance of Snow
Humidity
74%
Feels like
10°F
Dew Point
14°F
7 PM
22°F
30%
9mph
WNW
30% Chance of Snow
Humidity
72%
Feels like
12°F
Dew Point
14°F
8 PM
22°F
30%
7mph
WNW
30% Chance Freezing Rain
Humidity
73%
Feels like
13°F
Dew Point
14°F
9 PM
22°F
0%
6mph
W
Partly Cloudy
Humidity
73%
Feels like
14°F
Dew Point
15°F
10 PM
22°F
30%
6mph
W
30% Chance of Snow
Humidity
76%
Feels like
14°F
Dew Point
15°F
11 PM
22°F
30%
6mph
WSW
30% Chance of Snow
Humidity
78%
Feels like
14°F
Dew Point
16°F

Rain And Snow Totals Through Monday

Atmospheric River Takes Aim For Northern California

The plume of abundant moisture impacting the Northwest the last several days will focus more on Northern California later today into Monday bringing heavy rainfall and mountain snow.

NOAA, NCDC

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Sunday's Weather Outlook

Sunday's Weather Outlook

Cold weather

During Extreme Cold: Watch for Frostbite!

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Weekly Flu Update: Flu Spreading Hard Across U.S.

Watch vs. Warning

Flash Flood Watch and Warning Defined

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