Half Moon Bay Surf Break
Lat Long: 46.91° N 124.12° W

Half Moon Bay Surf Forecast and Surf Report

Weather Forecast for Half Moon Bay

Issued: 4 pm 02 Jun 2026 (local time)

Forecast update in  hr  min

Today's Half Moon Bay sea temperature is
13.4° C

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 3 Jun 2026:

  • Best quality surf: Monday 8 Jun, 11PM (local time) - 13ft (4.0m), 10s period, WSW swell with cross-offshore winds.
  • Most powerful swell: Tuesday 9 Jun, 2AM (local time) - 13ft (4.0m), 11s period, WSW swell with 3,184 kJ wave energy.
  • Next surfable swell (1★+): Tuesday 2 Jun, 11PM (local time) - 2.5ft (0.8m), 17s period with SW 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 Tuesday (Jun 02) at 11PM. The primary swell is predicted to be 0.8m and 17s period with a secondary swell of 1.0m and 13s. The wind is predicted to be glassy as the swell arrives.

The most powerful waves expected at Half Moon Bay in the next 16 days are 4.0m 11s and forecast to arrive on Tuesday (Jun 09) at 2AM. Winds are predicted to be glassy at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.6m 3s period and expected on Wednesday (Jun 03) at 11AM.

Wave TypeTime (PDT) & Date Wave Height & Period
Next good surf (1 star+)11PM (Tue 2nd Jun)2.5ft (0.8m) 17s
Best Surf11PM (Mon 8th Jun)13ft (4.0m) 10s
Most Powerful 2AM (Tue 9th Jun)13ft (4.0m) 11s

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

Light rain (total 3mm), mostly falling on Thu night. Warm (max 22°C on Tue afternoon, min 11°C on Wed night). Wind will be generally light.

Days 5-7 Weather Summary

Moderate rain (total 12mm), heaviest on Sat morning. Very mild (max 12°C on Fri afternoon, min 9°C on Sat morning). Wind will be generally light.

Tue
2
Wednesday
3
Thursday
4
Friday
5
Saturday
6
Sunday
7
Monday
8
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
2
2
2
1
2
0
2
2
1
2
3
0
0
1
1
1
0
2
!
2
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)
0.8
SW
18
1.1
W
12
1.2
WSW
11
1.2
WSW
11
1.4
WSW
10
1.2
WSW
10
1.1
WSW
9
1.5
W
12
1
SW
19
1.7
W
11
1
SW
17
1.1
SW
17
1
SW
17
0.9
SW
16
0.8
SW
16
0.8
SW
16
0.8
SW
16
0.7
SW
15
1.9
SSW
7
4
WSW
11
2.1
W
9
Wave Graph
Metric surfscale
Energy kJ
366
375
370
357
356
276
216
636
701
676
575
671
575
437
357
357
299
221
372
3184
775
Wind (km/h)
10
W
15
SW
10
SW
10
SW
15
WNW
10
WSW
20
W
10
WSW
15
SW
20
WSW
10
W
10
SSE
20
W
10
WNW
10
WSW
10
W
15
S
20
E
15
E
5
E
10
W
Wind State
cross-on
cross
cross
cross
cross-on
cross
cross-on
cross
cross
cross
cross-on
cross-off
cross-on
on
cross
cross-on
cross-off
cross-off
cross-off
glassy
cross-on
High Tide
3:39PM2.21m
2:36AM2.65m
4:19PM2.17m
3:12AM2.55m
4:59PM2.14m
3:50AM2.43m
5:41PM2.12m
4:35AM2.26m
6:25PM2.14m
5:30AM2.09m
7:10PM2.21m
6:40AM1.93m
7:54PM2.32m
8:01AM1.83m
Low Tide
8:39PM1.17m
9:24AM-0.17m
9:18PM1.18m
10:01AM-0.11m
10:01PM1.18m
10:40AM-0.04m
10:51PM1.15m
11:21AM0.06m
11:51PM1.08m
12:06PM0.19m
00:59AM0.93m
12:56PM0.33m
2:07AM0.69m
1:51PM0.49m
part cloud
cloud
cloud
part cloud
part cloud
clear
part cloud
rain showers
light rain
rain showers
rain showers
light rain
rain showers
cloud
part cloud
clear
rain showers
light rain
light rain
part cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:24
5:24
5:22
5:22
5:22
5:22
5:22
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:04
9:04
9:05
9:06
9:07
9:07
9:07
9:08
 mm
1
2
1
4
3
1
1
2
3
Temp °C
22
14
13
12
12
12
13
13
12
12
11
10
12
12
12
12
12
10
11
12
13
Feels °C
18
12
12
9
10
9
9
10
10
9
7
7
8
8
9
9
10
5
8
10
11
Swell 1
Height (m)
Direction
Period (s)
0.8
SW
18
1.1
W
12
1.2
WSW
11
1.2
WSW
11
1.4
WSW
10
1.2
WSW
10
1.1
WSW
9
1.5
W
12
1.6
W
11
1.7
W
11
1.5
W
10
1.5
W
9
1.4
W
9
1.2
W
9
1
W
8
0.9
W
8
0.8
SW
16
0.7
SW
15
0.6
SW
15
2.1
W
9
Energy kJ
366
344
370
350
356
276
216
636
655
676
434
392
313
214
129
95
299
221
136
775
Swell 2
Height (m)
Direction
Period (s)
0.7
WNW
9
0.8
SW
16
0.8
SW
16
0.8
SW
16
0.7
SW
16
0.6
SW
15
0.7
W
12
0.8
SW
18
1
SW
19
0.8
SW
19
1
SW
17
1.1
SW
17
1
SW
17
0.9
SW
16
0.8
SW
16
0.8
SW
16
0.7
W
7
0.5
W
7
0.2
W
16
0.6
SW
14
Energy kJ
80
375
310
357
239
174
134
392
701
432
575
671
575
437
357
357
51
23
20
128
Swell 3
Height (m)
Direction
Period (s)
0.3
W
14
0.1
SW
22
0.4
SW
20
0.6
SW
20
0.6
SW
14
0.6
SW
14
0.6
SW
16
0.1
W
19
0.1
W
18
0.1
W
17
0.1
W
17
0.2
W
16
0.1
SW
24
0.4
SW
21
Energy kJ
35
18
134
248
132
132
157
7
6
6
5
20
22
162
Wind waves
Height (m)
Direction
Period (s)
0.6
SSW
3
0.5
SSW
4
0.6
SE
3
1.9
SSW
7
4
WSW
11
1.1
SSW
6
Energy kJ
8
8
5
372
3184
98
Nearest Offshore or Glassy
Rating
(10 max)
2
3
3
3
1
3
1
3
2
2
3
3
2
2
2
1
2
1
2
4
3
Distance (km)
52
0
0
0
160
0
167
0
141
141
45
0
1119
52
0
167
0
8
0
1
166
Best forecast wave conditions in Washington State
Rating
(10 max)
2
3
3
3
1
3
1
3
3
2
4
4
2
2
1
2
2
3
4
Best forecast wave conditions in United States
Rating
(10 max)
3
4
3
3
3
4
3
5
4
4
4
4
2
4
2
3
4
2
3
4
4
Header Global
Rating
(10 max)
4
5
5
5
4
5
5
6
9
9
8
9
9
6
8
7
6
9
5
5
9
  • 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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