Hourly Weather Forecast - Westmont, CA

2 AM
55°F
0%
1mph
W
Foggy
Humidity
100%
Feels like
55°F
Dew Point
55°F
3 AM
54°F
0%
1mph
WNW
Foggy
Humidity
100%
Feels like
54°F
Dew Point
54°F
4 AM
54°F
0%
1mph
WNW
Foggy
Humidity
100%
Feels like
54°F
Dew Point
54°F
5 AM
54°F
0%
1mph
NW
Cloudy
Humidity
98%
Feels like
54°F
Dew Point
53°F
6 AM
55°F
0%
2mph
N
Cloudy
Humidity
94%
Feels like
55°F
Dew Point
53°F
6:50 AM
7 AM
57°F
0%
2mph
N
Cloudy
Humidity
88%
Feels like
57°F
Dew Point
53°F
8 AM
61°F
0%
2mph
NNW
Mostly Cloudy
Humidity
78%
Feels like
61°F
Dew Point
54°F
9 AM
64°F
0%
1mph
NW
Mostly Cloudy
Humidity
69%
Feels like
64°F
Dew Point
54°F
10 AM
67°F
0%
1mph
W
Mostly Cloudy
Humidity
63%
Feels like
67°F
Dew Point
54°F
11 AM
69°F
0%
2mph
W
Mostly Cloudy
Humidity
62%
Feels like
69°F
Dew Point
56°F
12 PM
70°F
0%
3mph
WSW
Partly Cloudy
Humidity
63%
Feels like
70°F
Dew Point
57°F
1 PM
69°F
0%
4mph
WSW
Partly Cloudy
Humidity
67%
Feels like
69°F
Dew Point
57°F
2 PM
67°F
0%
4mph
W
Partly Cloudy
Humidity
72%
Feels like
67°F
Dew Point
57°F
3 PM
65°F
0%
4mph
W
Mostly Sunny
Humidity
77%
Feels like
65°F
Dew Point
57°F
4 PM
63°F
0%
4mph
W
Mostly Sunny
Humidity
87%
Feels like
63°F
Dew Point
59°F
4:45 PM
5 PM
61°F
0%
4mph
W
Hazy
Humidity
92%
Feels like
61°F
Dew Point
59°F
6 PM
60°F
0%
2mph
W
Hazy
Humidity
97%
Feels like
60°F
Dew Point
59°F
7 PM
59°F
0%
2mph
W
Foggy
Humidity
100%
Feels like
59°F
Dew Point
58°F
8 PM
58°F
0%
2mph
W
Foggy
Humidity
100%
Feels like
58°F
Dew Point
58°F
9 PM
57°F
0%
2mph
W
Foggy
Humidity
100%
Feels like
57°F
Dew Point
57°F
10 PM
56°F
0%
2mph
WNW
Foggy
Humidity
100%
Feels like
56°F
Dew Point
56°F
11 PM
55°F
0%
2mph
WNW
Foggy
Humidity
100%
Feels like
55°F
Dew Point
55°F

Wind chill temperatures Monday A.M.

Cold Weather Chills the Nation Down to the Gulf

In the path of a weak low-pressure system that brings snow to the Midwest and Northeast, extreme cold weather and brutally cold wind chill values will bring a bitter cold to much of the Nation.

Snowfall forecast through Monday evening.

Mid-Atlantic, Great Lakes Snow Piles Up

Sunday Weather Outlook

Today's Weather Outlook

How to Measure Snow via NWS

How To Measure Snow

Weekly Drought Map for December 11, 2025

Hit-or-Miss Precipitation Leads to Mixed Drought Results

A strong cold-air-damming event from March 20, 2018.

Cold Air Damming - Cause And Effects

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