Big River Surf Break

Lat Long: 39.30° N 123.80° W

Issued: 10 pm 05 Jul 2026 (local time)

Forecast update in  hr  min

Today's Big River sea temperature is
11.9° C

1.2°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 (06 Jul):

  • Morning surf: Morning surf (06 Jul, local time) - 4.5ft (1.4m), 8s period with NW swell.
  • Afternoon surf: Afternoon surf (06 Jul, local time) - 3ft (0.9m), 16s period with SSW swell.
  • Evening surf: Evening surf (06 Jul, local time) - 2.5ft (0.8m), 16s period with SSW swell.

The current surf forecast for Big River at 2AM is: 1.5m 8s primary swell from a Northwest direction and 0.8m 13s secondary swell from a West-northwest direction (forecast issued at 10:00pm July 05). The wind direction is predicted to be glassy and the swell rating is 3.

Time (PDT) & DateWave HeightWave Period
Morning (06 Jul)4.5ft (1.4m)8s
Afternoon (06 Jul)3ft (0.9m)16s
Evening (06 Jul)2.5ft (0.8m)16s

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 Mon morning, min 9°C on Tue night). Wind will be generally light.

Sun
5
Monday
6
Tuesday
7
Wednesday
8
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
8 AM
11 AM
2 PM
5 PM
Rating
(10 max)
3
3
3
2
3
1
2
1
3
2
3
4
4
3
1
1
1
3
3
3
3
1
1
2
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)
0.7
SSW
18
0.7
SSW
18
1.5
NW
8
1.5
NW
8
0.7
SSW
17
0.7
SSW
17
0.9
SSW
16
0.8
SSW
16
0.8
SSW
16
0.7
SSW
20
0.8
SSW
20
1.7
NW
11
1.7
NW
11
1.6
NW
11
0.8
SSW
19
0.9
SSW
18
1
SSW
18
1
SSW
18
1
SSW
18
1
SSW
18
1
SSW
18
0.9
SSW
18
1
SSW
17
2.5
NW
8
Wave Graph
Metric surfscale
Energy kJ
273
291
299
299
270
270
412
330
326
342
485
663
663
615
428
531
603
651
651
651
596
491
622
796
Wind (km/h)
5
SSW
0
N
5
NNW
5
NNW
5
NW
10
WNW
15
NW
15
NW
15
NNW
5
NW
5
NNW
5
NNW
5
NW
15
NW
20
NW
20
NW
15
NW
5
N
10
NNW
10
N
5
NNW
15
NW
20
NW
20
NW
Wind State
glassy
glassy
glassy
glassy
glassy
cross-on
cross
cross
cross-off
cross
glassy
glassy
cross-off
cross
cross
cross
cross
glassy
cross-off
cross-off
cross-off
cross
cross
cross
High Tide
3:26AM1.30m
4:54PM1.57m
4:40AM1.15m
5:31PM1.66m
6:13AM1.04m
Low Tide
10:02PM0.73m
9:53AM0.22m
11:13PM0.59m
10:31AM0.38m
00:24AM0.40m
11:15AM0.54m
part cloud
part cloud
cloud
part cloud
part cloud
part cloud
part cloud
clear
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
clear
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
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
11
11
11
12
12
12
11
11
11
11
11
12
12
11
11
10
10
9
10
12
12
12
Feels °C
10
11
11
11
10
10
10
9
9
10
10
10
10
10
8
7
8
10
8
7
9
9
8
8
Swell 1
Height (m)
Direction
Period (s)
1.4
NW
8
1.5
NW
8
1.5
NW
8
1.5
NW
8
1.4
NW
8
1.4
NW
8
1.4
NW
8
1.4
NW
8
0.8
WNW
12
0.8
WNW
11
1.8
NW
8
1.7
NW
11
1.7
NW
11
1.6
NW
11
0.8
SSW
16
0.9
SSW
18
1
SSW
18
1
SSW
18
1
SSW
18
1
SSW
18
1
SSW
18
0.9
SSW
18
1
SSW
17
1.1
SSW
16
Energy kJ
257
291
299
299
270
270
270
270
171
157
345
663
663
615
314
531
603
651
651
651
596
491
622
667
Swell 2
Height (m)
Direction
Period (s)
0.7
SSW
18
0.7
SSW
18
0.8
WNW
13
0.7
NW
12
0.8
WNW
12
0.8
WNW
12
0.9
SSW
16
0.8
SSW
16
0.8
SSW
16
0.7
SW
16
0.8
SSW
20
0.9
SSW
20
0.9
SSW
20
0.8
SSW
20
0.8
SSW
19
0.7
WNW
11
0.7
SSW
15
0.7
SSW
15
0.7
SSW
15
0.7
SSW
15
0.6
SSW
15
0.6
SW
15
0.4
SSW
19
0.4
S
20
Energy kJ
273
273
209
149
184
184
412
330
326
261
485
596
596
485
428
99
188
191
188
188
142
174
125
119
Swell 3
Height (m)
Direction
Period (s)
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
SSW
20
0.7
SSW
16
0.7
SW
16
0.8
SSW
16
0.7
SW
16
0.2
S
8
0.6
SSW
14
0.2
S
8
0.1
S
8
0.2
S
21
0.5
NW
10
0.4
NW
11
0.2
S
11
Energy kJ
154
151
207
204
264
246
180
174
256
342
226
261
322
255
5
140
5
1
35
51
29
9
Wind waves
Height (m)
Direction
Period (s)
1.3
NW
8
1.5
NW
8
1.7
NW
7
1.7
NW
7
1.6
NW
7
1.7
NW
7
1.8
NW
7
1.9
NW
7
2.1
NW
7
1.9
NW
7
1.8
NW
7
1.8
NW
7
1.8
NW
7
2.1
NW
7
2.5
NW
8
Energy kJ
244
277
309
301
246
287
292
341
416
341
284
292
327
452
796
Nearest Offshore or Glassy
Rating
(10 max)
3
3
3
2
3
2
1
1
3
2
3
4
4
1
2
2
4
3
3
3
3
3
2
2
Distance (km)
0
0
0
0
0
202
277
304
0
7
0
0
0
304
277
304
23
0
0
0
0
183
305
304
Best forecast wave conditions in Mendocino County
Rating
(10 max)
3
3
3
3
3
3
4
4
4
4
4
4
4
4
4
Best forecast wave conditions in United States
Rating
(10 max)
3
3
3
3
3
3
2
2
4
4
4
4
4
2
2
2
4
4
4
4
4
4
3
2
Header Global
Rating
(10 max)
5
7
7
5
9
8
8
8
7
5
5
5
5
7
9
9
9
8
7
8
9
9
9
9
  • 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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