Half Moon Bay Surf Break

Lat Long: 46.91° N 124.12° W

Issued: 4 pm 13 Jun 2026 (local time)

Forecast update in  hr  min

Today's Half Moon Bay sea temperature is
15.2° C

1.7°C warmer than normal for this time of year

Half Moon Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


Half Moon Bay surf forecast from 14 Jun 2026:

  • Best quality surf: Sunday 14 Jun, 2AM (local time) - 2ft (0.6m), 10s period, W swell with cross-offshore winds.
  • Most powerful swell: Saturday 20 Jun, 2AM (local time) - 7.5ft (2.3m), 10s period, WNW swell with 1,003 kJ wave energy.
  • Next surfable swell (1★+): Sunday 14 Jun, 2AM (local time) - 2ft (0.6m), 10s period with W swell.

Best Forecast Surf Conditions for Half Moon Bay this week:

The surf forecast for Half Moon Bay over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Sunday (Jun 14) at 2AM. The primary swell is predicted to be 0.6m and 10s period with a secondary swell of 0.6m and 5s. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Half Moon Bay in the next 16 days are 2.3m 10s and forecast to arrive on Saturday (Jun 20) at 2AM. Winds are predicted to be onshore at the time the swell arrives.

Wave TypeTime (PDT) & Date Wave Height & Period
Next good surf (1 star+) 2AM (Sun 14th Jun)2ft (0.6m) 10s
Best Surf 2AM (Sun 14th Jun)2ft (0.6m) 10s
Most Powerful 2AM (Sat 20th Jun)7.5ft (2.3m) 10s

Table - best surf conditions forecast for Half Moon Bay over the next 16 days.


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Mostly dry. Warm (max 26°C on Sun afternoon, min 12°C on Tue morning). Wind will be generally light.

Days 5-7 Weather Summary

Mostly dry. Very mild (max 15°C on Thu afternoon, min 11°C on Wed night). Winds decreasing (fresh winds from the NW on Tue night, light winds from the N by Thu morning).

Sat
13
Sunday
14
Monday
15
Tuesday
16
Wednesday
17
Thursday
18
Friday
19
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
Rating
(10 max)
0
1
0
0
0
0
0
0
0
0
0
2
1
0
1
0
1
1
0
1
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.7
W
10
0.6
W
10
0.4
SW
18
0.4
SW
18
0.4
SW
26
1
W
10
0.6
SW
24
0.5
SW
23
1
SW
21
0.9
SW
21
0.9
SW
19
1.1
SW
19
0.9
SW
19
0.9
SW
18
1
SW
18
0.9
SW
18
1.9
WNW
9
1.9
WNW
10
2
WNW
10
2.3
WNW
10
2.1
WNW
10
Wave Graph
Metric surfscale
Energy kJ
90
65
80
79
171
196
444
266
890
658
546
959
540
516
607
444
619
674
741
1003
768
Wind (km/h)
25
NNW
10
ENE
10
NNE
20
NNW
10
NNW
20
NW
25
NW
15
WNW
20
WNW
30
NW
25
NW
10
WNW
10
W
15
NNW
10
NW
20
NW
15
NW
10
W
15
W
15
WNW
15
WSW
Wind State
on
cross-off
cross-on
on
on
on
on
on
on
on
on
cross-on
cross-on
cross-on
on
on
on
cross-on
cross-on
on
cross-on
High Tide
11:53PM3.12m
1:33PM2.32m
00:44AM3.19m
2:25PM2.41m
1:36AM3.19m
3:14PM2.45m
2:29AM3.12m
4:03PM2.48m
3:22AM2.96m
4:51PM2.48m
4:16AM2.72m
5:39PM2.49m
5:13AM2.44m
Low Tide
5:37PM0.89m
6:42AM-0.73m
6:31PM0.90m
7:32AM-0.83m
7:25PM0.88m
8:22AM-0.83m
8:19PM0.84m
9:11AM-0.75m
9:14PM0.80m
9:59AM-0.60m
10:11PM0.77m
10:47AM-0.39m
11:12PM0.74m
11:35AM-0.13m
clear
clear
clear
clear
part cloud
part cloud
clear
clear
cloud
part cloud
part cloud
cloud
clear
clear
part cloud
part cloud
part cloud
clear
part cloud
clear
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:20
5:20
5:20
5:20
5:20
5:20
5:20
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:10
9:12
9:12
9:13
9:13
9:13
9:14
9:14
 mm
Temp °C
23
22
25
26
24
15
16
14
12
13
12
12
13
13
14
15
14
13
13
13
13
Feels °C
19
17
23
21
20
12
11
10
8
8
6
9
10
10
12
12
11
12
10
11
11
Swell 1
Height (m)
Direction
Period (s)
0.7
W
10
0.6
NW
5
0.5
W
11
0.6
W
10
0.7
W
10
0.4
SW
16
0.8
W
10
0.8
W
9
1
SW
21
0.9
SW
21
0.9
SW
19
1.7
WNW
8
1.6
WNW
8
1.7
WNW
8
1.7
WNW
9
0.9
SW
18
1.9
WNW
9
1.9
WNW
10
0.8
SW
16
0.7
SW
15
0.6
SW
15
Energy kJ
90
22
61
76
89
93
116
106
890
658
546
361
322
361
464
444
619
674
302
221
134
Swell 2
Height (m)
Direction
Period (s)
0.4
SW
14
0.6
W
10
0.4
NW
5
0.4
SW
18
0.4
SW
16
0.4
SW
24
0.6
SW
24
0.5
SW
23
0.4
SW
15
0.7
W
9
0.4
SW
14
1.1
SW
19
0.9
SW
19
0.9
SW
18
1
SW
18
0.2
SSW
13
0.8
SW
16
0.8
SW
16
0.3
SW
19
0.3
SW
20
0.4
SW
18
Energy kJ
54
65
6
79
66
141
444
266
55
73
47
959
540
516
607
16
310
306
59
60
111
Swell 3
Height (m)
Direction
Period (s)
0.2
SSW
19
0.3
SW
14
0.4
SW
18
0.4
SW
13
0.4
SW
26
0.3
SW
13
0.4
SW
16
0.4
SW
15
0.2
SSW
12
0.5
SW
15
0.1
W
12
0.4
SW
13
0.4
SW
13
0.3
SW
13
0.2
SSW
13
0.2
SSW
12
0.1
SW
20
0.1
SW
12
0.1
SW
24
Energy kJ
37
29
80
44
171
27
89
55
14
104
3
46
46
28
16
15
15
6
22
Wind waves
Height (m)
Direction
Period (s)
0.7
NW
7
0.5
NW
3
0.7
NW
5
1
W
10
0.9
NW
5
0.6
NW
4
1.2
WNW
9
1.1
WNW
5
1.5
WNW
7
1.6
WNW
9
2
WNW
10
2.3
WNW
10
2.1
WNW
10
Energy kJ
43
6
25
196
31
15
243
69
225
415
741
1003
768
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
2
2
4
4
3
1
3
1
3
4
2
1
1
3
3
Distance (km)
160
0
5
172
4
167
570
128
765
765
128
141
52
141
4
511
4
141
144
52
0
Best forecast wave conditions in Washington State
Rating
(10 max)
1
1
1
2
1
1
2
3
3
2
3
4
2
1
4
3
Best forecast wave conditions in United States
Rating
(10 max)
4
4
3
4
4
2
3
3
4
4
4
4
4
4
4
4
4
2
4
4
3
Header Global
Rating
(10 max)
5
4
5
9
5
5
5
5
4
4
4
5
6
5
9
9
9
5
6
4
5
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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Information about the Half Moon Bay Surf forecast

The above surf forecast table for Half Moon Bay provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Half Moon Bay can be found by selecting the local surf guide option on the grey menu. Our Half Moon Bay surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Half Moon Bay) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).

Further information to help with frequently asked questions about our surf forecast for Half Moon Bay may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.

Are you planning a vacation in Washington State? If you are looking for accommodation near Half Moon Bay, camping, hotels and condos and appartments in Washington State, consider staying in Aberdeen which is 25 km (16 miles) away. Other places in and around Washington State where you can find information about places to rent, and car hire include Astoria which is 83 km (52 miles) away, Centralia and Olympia.

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