Hourly Weather Forecast - Cliffcrest, Ontario, CA

12 AM
26°F
0%
7mph
WSW
Partly Cloudy
Humidity
68%
Feels like
19°F
Dew Point
17°F
1 AM
26°F
0%
7mph
WSW
Partly Cloudy
Humidity
69%
Feels like
19°F
Dew Point
17°F
2 AM
26°F
0%
6mph
WSW
Partly Cloudy
Humidity
70%
Feels like
18°F
Dew Point
17°F
3 AM
25°F
0%
6mph
WSW
Partly Cloudy
Humidity
70%
Feels like
18°F
Dew Point
17°F
4 AM
25°F
0%
6mph
WSW
Mostly Cloudy
Humidity
72%
Feels like
17°F
Dew Point
17°F
5 AM
24°F
10%
6mph
WSW
Mostly Cloudy
Humidity
72%
Feels like
17°F
Dew Point
17°F
6 AM
24°F
10%
6mph
WSW
Mostly Cloudy
Humidity
74%
Feels like
17°F
Dew Point
17°F
7 AM
25°F
0%
6mph
WSW
Mostly Cloudy
Humidity
74%
Feels like
17°F
Dew Point
17°F
7:47 AM
8 AM
26°F
10%
7mph
WSW
Mostly Cloudy
Humidity
73%
Feels like
18°F
Dew Point
18°F
9 AM
27°F
10%
8mph
WSW
Cloudy
Humidity
70%
Feels like
19°F
Dew Point
19°F
10 AM
29°F
10%
9mph
WSW
Cloudy
Humidity
68%
Feels like
20°F
Dew Point
20°F
11 AM
30°F
10%
10mph
WSW
Cloudy
Humidity
66%
Feels like
22°F
Dew Point
20°F
12 PM
32°F
0%
10mph
WSW
Cloudy
Humidity
66%
Feels like
23°F
Dew Point
22°F
1 PM
33°F
0%
11mph
WSW
Cloudy
Humidity
64%
Feels like
25°F
Dew Point
23°F
2 PM
35°F
0%
10mph
WSW
Cloudy
Humidity
64%
Feels like
27°F
Dew Point
24°F
3 PM
35°F
0%
9mph
WSW
Cloudy
Humidity
65%
Feels like
28°F
Dew Point
25°F
4 PM
36°F
20%
9mph
WSW
Cloudy
Humidity
67%
Feels like
29°F
Dew Point
26°F
4:43 PM
5 PM
36°F
40%
7mph
SW
40% Chance of Flurries
Humidity
68%
Feels like
30°F
Dew Point
26°F
6 PM
35°F
50%
6mph
SW
50% Chance Light Snow
Humidity
73%
Feels like
30°F
Dew Point
28°F
7 PM
34°F
50%
6mph
SW
50% Chance of Snow
Humidity
78%
Feels like
29°F
Dew Point
28°F
8 PM
34°F
50%
5mph
SSW
50% Chance of Flurries
Humidity
82%
Feels like
29°F
Dew Point
29°F
9 PM
34°F
40%
5mph
SSW
40% Chance of Flurries
Humidity
83%
Feels like
29°F
Dew Point
29°F
10 PM
34°F
40%
4mph
SSW
40% Chance of Flurries
Humidity
85%
Feels like
30°F
Dew Point
30°F
11 PM
33°F
40%
4mph
S
40% Chance of Snow
Humidity
88%
Feels like
30°F
Dew Point
30°F

Rain And Snow Totals Through Monday

Atmospheric River Impacts Northern California

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

NOAA, NCDC

White Christmas? What Are The Odds

Today's Weather Outlook

Today's Weather Outlook

Cold weather

During Extreme Cold: Watch for Frostbite!

Flu Update Valid For Week Ending December 13, 2025

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

Watch vs. Warning

Flash Flood Watch and Warning Defined

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