Hourly Weather Forecast - Cliffcrest, Ontario, CA

9 AM
24°F
0%
15mph
W
Mostly Sunny
Humidity
66%
Feels like
12°F
Dew Point
15°F
10 AM
25°F
0%
16mph
W
Mostly Sunny
Humidity
65%
Feels like
12°F
Dew Point
15°F
11 AM
26°F
10%
16mph
W
Partly Cloudy
Humidity
64%
Feels like
13°F
Dew Point
15°F
12 PM
26°F
10%
15mph
W
Mostly Cloudy
Humidity
63%
Feels like
14°F
Dew Point
15°F
1 PM
27°F
10%
15mph
WNW
Mostly Cloudy
Humidity
62%
Feels like
15°F
Dew Point
16°F
2 PM
27°F
30%
14mph
WNW
30% Chance of Snow
Humidity
62%
Feels like
15°F
Dew Point
16°F
3 PM
27°F
30%
13mph
WNW
30% Chance of Heavy Snow
Humidity
63%
Feels like
16°F
Dew Point
16°F
4 PM
27°F
0%
12mph
WNW
Mostly Cloudy
Humidity
63%
Feels like
16°F
Dew Point
16°F
4:42 PM
5 PM
27°F
0%
11mph
WNW
Partly Cloudy
Humidity
63%
Feels like
17°F
Dew Point
16°F
6 PM
26°F
0%
10mph
WNW
Partly Cloudy
Humidity
63%
Feels like
17°F
Dew Point
16°F
7 PM
26°F
0%
9mph
WNW
Partly Cloudy
Humidity
64%
Feels like
18°F
Dew Point
16°F
8 PM
26°F
0%
8mph
WNW
Mostly Cloudy
Humidity
64%
Feels like
18°F
Dew Point
16°F
9 PM
27°F
0%
7mph
W
Mostly Cloudy
Humidity
65%
Feels like
19°F
Dew Point
17°F
10 PM
27°F
0%
7mph
W
Mostly Cloudy
Humidity
66%
Feels like
19°F
Dew Point
17°F
11 PM
26°F
0%
7mph
W
Mostly Cloudy
Humidity
68%
Feels like
19°F
Dew Point
17°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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