Third Reef Surf Break

Lat Long: 40.03° N 124.08° W

Third Reef 48 hour detailed Surf Forecast

Issued: 10 am 10 Aug 2026 (local time)

Forecast update in  hr  min

Today's Third Reef sea temperature is
14.0° C
0.1° 

Third Reef surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Third Reef today (10 Aug):

  • Morning surf: Morning surf (10 Aug, local time) - 7.5ft (2.3m), 8s period with NW swell.
  • Afternoon surf: Afternoon surf (10 Aug, local time) - 5.5ft (1.7m), 8s period with NW swell.
  • Evening surf: Evening surf (10 Aug, local time) - 5ft (1.6m), 8s period with NW swell.

The current surf forecast for Third Reef at 3PM is: 1.7m 8s primary swell from a Northwest direction and 0.6m 14s secondary swell from a South-southwest direction, 0.3m 20s secondary swell from a Southwest direction (forecast issued at 10:00am August 10). The wind direction is predicted to be cross-onshore.

Time (PDT) & DateWave HeightWave Period
Morning (10 Aug)7.5ft (2.3m)8s
Afternoon (10 Aug)5.5ft (1.7m)8s
Evening (10 Aug)5ft (1.6m)8s

Table - waves today at Third Reef. (Swell directed towards the surf break)


Short Range Forecast

Mostly dry. Warm (max 20°C on Tue night, min 12°C on Mon night). Wind will be generally light.

Monday
10
Tuesday
11
Wednesday
12
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
2 AM
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
2 AM
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
Rating
(10 max)
3
0
2
2
1
2
3
2
2
1
1
1
1
1
2
2
2
0
0
1
1
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)
2.4
NW
8
1.6
NW
8
1.7
NW
8
1.8
NW
8
1.8
NW
8
1.6
NW
9
2.1
NW
9
1.5
NW
9
1.6
NW
9
1.6
NW
9
1.6
NW
9
1.6
NW
8
1.7
NW
8
1.5
NW
8
1.4
NW
8
1.6
NW
8
1.6
NW
8
1.6
NW
8
1.6
NW
8
1.6
NW
8
1.6
NW
8
1.6
NW
8
Wave Graph
Metric surfscale
Energy kJ
811
343
398
433
433
367
711
343
376
376
359
341
392
299
244
341
341
341
333
316
316
319
Wind (km/h)
10
N
15
WNW
10
NW
5
WNW
15
NNW
15
N
10
NNE
10
NNE
5
NNE
15
WNW
5
WNW
15
NW
20
NNW
15
N
15
N
15
N
15
N
20
NW
20
WNW
15
NNW
20
NNW
15
N
Wind State
cross
cross-on
cross-on
cross-on
cross-on
cross
cross
cross-off
cross
cross-on
cross-on
cross-on
cross
cross
cross
cross
cross
cross-on
cross-on
cross-on
cross
cross
High Tide
11:04AM1.42m
9:40PM2.20m
11:46AM1.52m
10:37PM2.21m
12:25PM1.62m
Low Tide
3:32PM0.93m
5:03AM-0.38m
4:37PM0.81m
5:48AM-0.37m
5:34PM0.68m
clear
clear
part cloud
part cloud
clear
clear
clear
clear
clear
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:22
6:22
6:24
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:19
8:17
8:16
 mm
Temp °C
15
16
15
16
16
13
12
14
15
16
15
18
20
14
13
13
14
17
17
18
18
13
Feels °C
13
13
13
15
14
10
10
13
14
14
14
16
17
12
11
11
13
14
14
16
15
11
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder
How to use the Wavefinder 

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