Hourly Weather Forecast - Half Moon Bay, CA

12 AM
55°F
0%
2mph
NNW
Cloudy
Humidity
71%
Feels like
55°F
Dew Point
46°F
1 AM
54°F
0%
2mph
NNW
Cloudy
Humidity
71%
Feels like
54°F
Dew Point
45°F
2 AM
54°F
0%
2mph
NW
Cloudy
Humidity
72%
Feels like
54°F
Dew Point
45°F
3 AM
54°F
0%
2mph
NW
Partly Cloudy
Humidity
73%
Feels like
54°F
Dew Point
45°F
4 AM
53°F
0%
2mph
NNW
Partly Cloudy
Humidity
73%
Feels like
53°F
Dew Point
45°F
5 AM
53°F
0%
2mph
NNW
Mostly Cloudy
Humidity
73%
Feels like
53°F
Dew Point
45°F
6 AM
53°F
0%
2mph
N
Mostly Cloudy
Humidity
74%
Feels like
53°F
Dew Point
45°F
7 AM
53°F
0%
2mph
N
Mostly Cloudy
Humidity
76%
Feels like
53°F
Dew Point
46°F
7:18 AM
8 AM
53°F
0%
2mph
N
Mostly Cloudy
Humidity
77%
Feels like
53°F
Dew Point
46°F
9 AM
53°F
0%
3mph
N
Partly Cloudy
Humidity
78%
Feels like
53°F
Dew Point
47°F
10 AM
54°F
0%
3mph
NNW
Partly Cloudy
Humidity
79%
Feels like
54°F
Dew Point
47°F
11 AM
55°F
0%
4mph
NNW
Partly Cloudy
Humidity
79%
Feels like
55°F
Dew Point
48°F
12 PM
55°F
0%
4mph
NNW
Partly Cloudy
Humidity
79%
Feels like
55°F
Dew Point
49°F
1 PM
55°F
0%
4mph
NNW
Mostly Cloudy
Humidity
79%
Feels like
55°F
Dew Point
49°F
2 PM
55°F
0%
4mph
NW
Mostly Cloudy
Humidity
78%
Feels like
55°F
Dew Point
49°F
3 PM
55°F
0%
4mph
NW
Mostly Cloudy
Humidity
76%
Feels like
55°F
Dew Point
48°F
4 PM
56°F
0%
3mph
NW
Mostly Cloudy
Humidity
75%
Feels like
56°F
Dew Point
48°F
4:53 PM
5 PM
56°F
0%
3mph
NW
Partly Cloudy
Humidity
74%
Feels like
56°F
Dew Point
47°F
6 PM
56°F
0%
2mph
NW
Partly Cloudy
Humidity
72%
Feels like
56°F
Dew Point
47°F
7 PM
56°F
0%
1mph
NNW
Partly Cloudy
Humidity
71%
Feels like
56°F
Dew Point
47°F
8 PM
56°F
0%
2mph
NW
Partly Cloudy
Humidity
71%
Feels like
56°F
Dew Point
46°F
9 PM
56°F
0%
2mph
NW
Cloudy
Humidity
70%
Feels like
56°F
Dew Point
46°F
10 PM
56°F
0%
2mph
WNW
Cloudy
Humidity
69%
Feels like
56°F
Dew Point
46°F
11 PM
56°F
10%
2mph
WNW
Cloudy
Humidity
70%
Feels like
56°F
Dew Point
47°F

Rainfall Totals Through Wednesday A.M.

Heavy Rain Returns to Deluge Pacific Northwest

Another atmospheric river will hit the Pacific Northwest with heavy rain and high winds.

Monday's 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 person standing in a snowy forest with their back to the camera. They are bundled up in a white hat and a brown jacket. (Image by StockSnap from Pixabay)

Common Cold Weather Illnesses

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

Cold Air Damming - Cause And Effects

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