Big River Surf Break

Lat Long: 39.30° N 123.80° W

Issued: 10 am 05 Jul 2026 (local time)

Forecast update in  hr  min

Today's Big River sea temperature is
11.6° C

1.4°C colder than average for this time of year

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


How big are the waves at Big River today (05 Jul):

  • Morning surf: Morning surf (05 Jul, local time) - 5ft (1.6m), 8s period with NW swell.
  • Afternoon surf: Afternoon surf (05 Jul, local time) - 2.5ft (0.8m), 18s period with SSW swell.
  • Evening surf: Evening surf (05 Jul, local time) - 2.5ft (0.7m), 18s period with SSW swell.

The current surf forecast for Big River at 3PM is: 0.8m 18s primary swell from a South-southwest direction and 1.6m 8s secondary swell from a Northwest direction (forecast issued at 10:00am July 05). The wind direction is predicted to be cross-onshore.

Time (PDT) & DateWave HeightWave Period
Morning (05 Jul)5ft (1.6m)8s
Afternoon (05 Jul)2.5ft (0.8m)18s
Evening (05 Jul)2.5ft (0.7m)18s

Table - waves today at Big River. (Swell directed towards the surf break)


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Mostly dry. Very mild (max 12°C on Sun afternoon, min 9°C on Tue night). Wind will be generally light.

Sunday
5
Monday
6
Tuesday
7
Wed
8
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
2 AM
5 AM
Rating
(10 max)
1
0
1
2
3
3
3
3
3
2
2
1
2
3
4
3
3
1
1
1
2
3
3
3
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.6
NW
8
1.6
NW
8
0.8
SSW
18
0.8
SSW
18
0.7
SSW
18
0.7
SSW
18
1.6
NW
8
1.6
NW
8
1.6
NW
8
1.5
NW
8
0.9
SSW
16
0.8
SSW
16
0.8
SSW
16
1.7
NW
8
0.8
SSW
20
0.9
SSW
20
0.9
SSW
20
0.8
SSW
20
0.8
SSW
19
0.9
SSW
18
1
SSW
18
1
SSW
18
1
SSW
18
1
SSW
18
Wave Graph
Metric surfscale
Energy kJ
304
304
399
395
273
291
327
327
327
299
412
330
327
352
485
596
596
485
428
531
603
651
651
651
Wind (km/h)
10
SSW
15
SW
10
WSW
5
WSW
0
WSW
5
NNW
0
NW
0
N
0
WNW
10
WNW
15
NW
15
NW
15
NW
5
WNW
5
NNE
5
NNW
5
NW
15
WNW
20
NW
20
NW
10
NW
5
N
10
NNW
10
N
Wind State
cross-on
on
on
on
glassy
glassy
glassy
glassy
glassy
cross
cross
cross
cross
glassy
glassy
cross-off
glassy
cross
cross
cross
cross
glassy
cross-off
cross-off
High Tide
4:20PM1.48m
3:26AM1.30m
4:54PM1.57m
4:40AM1.15m
5:31PM1.66m
Low Tide
9:18AM0.07m
10:02PM0.73m
9:53AM0.22m
11:13PM0.59m
10:31AM0.38m
00:24AM0.40m
clear
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
clear
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
clear
part cloud
part cloud
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:54
5:54
5:54
5:56
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:45
8:44
8:44
8:44
 mm
Temp °C
11
11
12
12
11
10
10
10
10
12
12
12
11
11
11
10
11
12
12
12
11
10
10
9
Feels °C
9
9
10
11
11
9
10
10
9
10
10
9
9
11
11
9
10
9
9
9
9
9
8
7
Swell 1
Height (m)
Direction
Period (s)
1.6
NW
8
1.6
NW
8
1.6
NW
8
1.5
NW
8
1.4
NW
8
1.5
NW
8
1.6
NW
8
1.6
NW
8
1.6
NW
8
1.5
NW
8
1.5
NW
8
1.5
NW
8
0.8
SSW
16
1.7
NW
8
1.6
NW
8
1.7
NW
8
1.7
NW
7
1.7
NW
7
0.8
SSW
16
0.9
SSW
18
1
SSW
18
1
SSW
18
1
SSW
18
1
SSW
18
Energy kJ
304
304
311
284
257
291
327
327
327
299
306
306
326
352
308
328
311
311
314
531
603
651
651
651
Swell 2
Height (m)
Direction
Period (s)
0.6
SSW
14
0.7
WNW
13
0.8
SSW
18
0.8
SSW
18
0.7
SSW
18
0.7
SSW
18
0.8
WNW
13
0.8
WNW
12
0.7
NW
12
0.8
WNW
12
0.9
SSW
16
0.8
SSW
16
0.8
WNW
12
0.7
SW
16
0.8
SSW
20
0.9
SSW
20
0.9
SSW
20
0.8
SSW
20
0.8
SSW
19
0.6
SSW
14
0.7
SSW
15
0.7
SSW
15
0.7
SSW
15
0.7
SSW
15
Energy kJ
138
140
399
395
273
273
209
187
147
180
412
330
169
261
485
596
596
485
428
140
188
191
188
188
Swell 3
Height (m)
Direction
Period (s)
0.7
WNW
12
0.6
SSW
18
0.6
WNW
13
0.6
WNW
13
0.7
WNW
13
0.7
WNW
13
0.6
SSW
18
0.6
SSW
18
0.7
SSW
17
0.7
SSW
17
0.8
WNW
12
0.8
WNW
12
0.5
SSW
21
0.7
NW
11
0.8
WNW
11
0.7
SW
16
0.8
SSW
16
0.7
SW
16
0.2
S
8
0.6
WNW
11
0.2
S
8
0.1
S
8
0.2
S
21
0.5
NW
10
Energy kJ
133
216
114
118
154
151
207
204
264
246
180
174
256
130
151
261
322
255
5
75
5
1
35
51
Wind waves
Height (m)
Direction
Period (s)
1.6
NW
8
1.8
NW
8
1.7
NW
7
1.8
NW
7
2
NW
7
2.1
NW
7
1.9
NW
7
1.8
NW
7
Energy kJ
327
393
303
301
379
428
341
284
Nearest Offshore or Glassy
Rating
(10 max)
2
2
3
2
3
3
3
3
3
2
1
1
3
3
4
3
3
2
2
2
4
3
3
3
Distance (km)
36
57
57
7
0
0
0
0
0
202
277
304
29
0
0
0
0
277
304
304
19
0
0
0
Best forecast wave conditions in Mendocino County
Rating
(10 max)
3
3
3
3
3
3
3
3
3
4
4
4
4
4
4
4
Best forecast wave conditions in United States
Rating
(10 max)
3
3
3
3
3
3
3
3
4
3
2
2
4
4
4
4
4
2
2
2
4
4
4
4
Header Global
Rating
(10 max)
7
6
6
6
5
5
5
5
8
8
8
8
7
8
7
5
5
7
9
9
9
8
7
7
  • 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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