Hourly Weather Forecast - Half Moon Bay, CA

12 AM
57°F
0%
2mph
NNE
Partly Cloudy
Humidity
70%
Feels like
57°F
Dew Point
47°F
1 AM
57°F
10%
2mph
NNE
Mostly Cloudy
Humidity
73%
Feels like
57°F
Dew Point
48°F
2 AM
57°F
10%
2mph
NE
Mostly Cloudy
Humidity
75%
Feels like
57°F
Dew Point
49°F
3 AM
57°F
10%
2mph
NE
Mostly Cloudy
Humidity
77%
Feels like
57°F
Dew Point
50°F
4 AM
57°F
10%
2mph
ENE
Mostly Cloudy
Humidity
79%
Feels like
57°F
Dew Point
50°F
5 AM
57°F
10%
2mph
ENE
Mostly Cloudy
Humidity
80%
Feels like
57°F
Dew Point
51°F
6 AM
57°F
10%
2mph
ENE
Mostly Cloudy
Humidity
81%
Feels like
57°F
Dew Point
51°F
7 AM
57°F
10%
2mph
ENE
Mostly Cloudy
Humidity
83%
Feels like
57°F
Dew Point
52°F
7:17 AM
8 AM
57°F
10%
2mph
ENE
Mostly Cloudy
Humidity
85%
Feels like
57°F
Dew Point
53°F
9 AM
57°F
10%
3mph
NE
Mostly Cloudy
Humidity
88%
Feels like
57°F
Dew Point
53°F
10 AM
57°F
10%
3mph
NNE
Mostly Cloudy
Humidity
92%
Feels like
57°F
Dew Point
54°F
11 AM
56°F
0%
3mph
NNE
Mostly Cloudy
Humidity
95%
Feels like
56°F
Dew Point
55°F
12 PM
57°F
10%
3mph
NNW
Mostly Cloudy
Humidity
97%
Feels like
57°F
Dew Point
56°F
1 PM
56°F
10%
4mph
NNW
Foggy
Humidity
99%
Feels like
56°F
Dew Point
56°F
2 PM
57°F
10%
3mph
NNW
Mostly Cloudy
Humidity
98%
Feels like
57°F
Dew Point
56°F
3 PM
57°F
0%
3mph
NNW
Mostly Cloudy
Humidity
96%
Feels like
57°F
Dew Point
56°F
4 PM
57°F
0%
2mph
NW
Mostly Cloudy
Humidity
93%
Feels like
57°F
Dew Point
55°F
4:52 PM
5 PM
58°F
0%
1mph
NW
Mostly Cloudy
Humidity
90%
Feels like
58°F
Dew Point
55°F
6 PM
59°F
0%
1mph
NW
Cloudy
Humidity
86%
Feels like
59°F
Dew Point
55°F
7 PM
59°F
10%
0mph
WNW
Cloudy
Humidity
84%
Feels like
59°F
Dew Point
54°F
8 PM
60°F
10%
1mph
WSW
Cloudy
Humidity
82%
Feels like
60°F
Dew Point
54°F
9 PM
60°F
10%
2mph
SW
Cloudy
Humidity
80%
Feels like
60°F
Dew Point
54°F
10 PM
61°F
10%
2mph
SW
Cloudy
Humidity
79%
Feels like
61°F
Dew Point
54°F
11 PM
61°F
30%
2mph
SW
30% Chance of Light Rain
Humidity
80%
Feels like
61°F
Dew Point
55°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

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide