Hourly Weather Forecast - Altadena, CA

12 AM
58°F
0%
2mph
ESE
Mostly Cloudy
Humidity
66%
Feels like
58°F
Dew Point
47°F
1 AM
58°F
10%
2mph
ESE
Mostly Cloudy
Humidity
65%
Feels like
58°F
Dew Point
46°F
2 AM
58°F
10%
2mph
ESE
Mostly Cloudy
Humidity
65%
Feels like
58°F
Dew Point
46°F
3 AM
58°F
10%
2mph
ESE
Mostly Cloudy
Humidity
64%
Feels like
58°F
Dew Point
46°F
4 AM
58°F
10%
2mph
ESE
Mostly Cloudy
Humidity
63%
Feels like
58°F
Dew Point
46°F
5 AM
58°F
10%
2mph
ESE
Mostly Cloudy
Humidity
63%
Feels like
58°F
Dew Point
45°F
6 AM
58°F
10%
2mph
ESE
Mostly Cloudy
Humidity
63%
Feels like
58°F
Dew Point
46°F
6:55 AM
7 AM
60°F
10%
3mph
ESE
Mostly Cloudy
Humidity
63%
Feels like
60°F
Dew Point
47°F
8 AM
62°F
10%
3mph
SE
Mostly Cloudy
Humidity
63%
Feels like
62°F
Dew Point
49°F
9 AM
63°F
10%
3mph
SE
Mostly Cloudy
Humidity
63%
Feels like
63°F
Dew Point
50°F
10 AM
63°F
10%
4mph
SE
Cloudy
Humidity
63%
Feels like
63°F
Dew Point
51°F
11 AM
64°F
30%
5mph
SSE
30% Chance of Light Rain
Humidity
62%
Feels like
64°F
Dew Point
51°F
12 PM
64°F
30%
5mph
SSE
30% Chance of Light Rain
Humidity
63%
Feels like
64°F
Dew Point
51°F
1 PM
64°F
30%
6mph
SSE
30% Chance of Light Rain
Humidity
65%
Feels like
64°F
Dew Point
52°F
2 PM
63°F
40%
6mph
SSE
40% Chance of Light Rain
Humidity
67%
Feels like
63°F
Dew Point
52°F
3 PM
62°F
50%
6mph
SSE
50% Chance of Light Rain
Humidity
71%
Feels like
62°F
Dew Point
52°F
4 PM
60°F
50%
6mph
SSE
50% Chance of Light Rain
Humidity
77%
Feels like
60°F
Dew Point
52°F
4:47 PM
5 PM
58°F
50%
6mph
SE
50% Chance of Light Rain
Humidity
81%
Feels like
58°F
Dew Point
52°F
6 PM
58°F
50%
5mph
SE
50% Chance of Light Rain
Humidity
80%
Feels like
58°F
Dew Point
52°F
7 PM
58°F
50%
5mph
SE
50% Chance of Light Rain
Humidity
79%
Feels like
58°F
Dew Point
51°F
8 PM
58°F
50%
5mph
SE
50% Chance of Light Rain
Humidity
80%
Feels like
58°F
Dew Point
52°F
9 PM
58°F
50%
5mph
SE
50% Chance of Light Rain
Humidity
81%
Feels like
58°F
Dew Point
52°F
10 PM
58°F
60%
5mph
SE
60% Chance of Light Rain
Humidity
81%
Feels like
58°F
Dew Point
53°F
11 PM
59°F
60%
5mph
SE
60% Chance of Light Rain
Humidity
79%
Feels like
59°F
Dew Point
52°F

Forecast Peak Wind Gusts Today

High Winds, Rain, and Snow Cross the Country

A clipper moving over the Great Lakes brings rain, snow, and high winds through the Atlantic Coastline.

Rainfall and Snowfall Totals Through Friday

Atmospheric River Symptoms Repeat in the Northwest

Thursday's Weather Outlook

Today's Weather Outlook

Flu Update Valid For Week Ending December 6, 2025

Weekly Flu Update: Flu Exceeds Annual Baseline

Weekly Drought Map for December 11, 2025

Hit-or-Miss Precipitation Leads to Mixed Drought Results

How to Measure Snow via NWS

How To Measure Snow

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