Big River Surf Break

Lat Long: 39.30° N 123.80° W

Issued: 4 am 07 Jul 2026 (local time)

Forecast update in  hr  min

Today's Big River sea temperature is
12.0° C

1.1°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 (07 Jul):

  • Morning surf: Morning surf (07 Jul, local time) - 5.5ft (1.7m), 11s period with NW swell.
  • Afternoon surf: Afternoon surf (07 Jul, local time) - 2.5ft (0.8m), 19s period with SSW swell.
  • Evening surf: Evening surf (07 Jul, local time) - 3.5ft (1.0m), 18s period with SSW swell.

The current surf forecast for Big River at 7AM is: 1.7m 11s primary swell from a Northwest direction and 0.9m 20s secondary swell from a South-southwest direction, 1.7m 7s secondary swell from a Northwest direction (forecast issued at 04:00am July 07). The wind direction is predicted to be cross-offshore and the swell rating is 4.

Time (PDT) & DateWave HeightWave Period
Morning (07 Jul)5.5ft (1.7m)11s
Afternoon (07 Jul)2.5ft (0.8m)19s
Evening (07 Jul)3.5ft (1.0m)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 13°C on Thu morning, min 9°C on Tue night). Wind will be generally light.

Tuesday
7
Wednesday
8
Thursday
9
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
8 PM
11 PM
Rating
(10 max)
3
4
4
1
1
1
1
3
3
3
3
1
1
2
4
3
3
2
3
2
2
2
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)
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
2.4
NW
8
2.5
NW
8
2.5
NW
8
2.5
NW
8
2.3
NW
8
2.3
NW
8
2.3
NW
8
2.5
NW
8
3
NW
8
3
NW
8
3
NW
8
Wave Graph
Metric surfscale
Energy kJ
485
663
663
558
428
531
603
651
651
651
651
491
622
667
796
776
736
634
684
719
903
1191
1339
1280
Wind (km/h)
10
NNW
10
NNW
5
NNW
15
NW
20
NW
20
NW
15
NW
5
NNW
5
NNW
10
N
10
NNW
20
NW
20
NW
25
NW
15
NNW
20
NNW
20
NNW
20
NNW
10
NNW
20
NW
25
NW
25
NW
25
NNW
20
NNW
Wind State
cross-off
cross-off
cross-off
cross
cross
cross
cross
glassy
cross-off
cross-off
cross-off
cross
cross
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross
cross
cross-off
cross-off
High Tide
4:40AM1.15m
5:31PM1.66m
6:13AM1.04m
6:13PM1.77m
7:51AM1.03m
7:00PM1.88m
Low Tide
11:13PM0.59m
10:31AM0.38m
00:24AM0.40m
11:15AM0.54m
1:31AM0.18m
12:08PM0.69m
part cloud
part cloud
part cloud
clear
clear
clear
part cloud
part cloud
clear
clear
clear
clear
clear
part cloud
clear
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:54
5:56
5:56
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:44
8:44
8:43
 mm
Temp °C
11
11
11
12
12
11
11
10
10
9
10
12
12
12
11
10
11
10
11
13
12
12
11
11
Feels °C
10
10
10
9
8
7
8
9
9
7
8
9
8
8
8
7
7
7
9
9
7
7
6
8
Swell 1
Height (m)
Direction
Period (s)
0.9
WNW
11
1.7
NW
11
1.7
NW
11
0.8
SSW
20
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
1.1
SSW
16
1.1
SSW
16
0.9
SSW
16
1
SSW
16
1
SSW
16
1.1
SSW
16
1
SSW
16
0.9
SSW
16
1
SSW
16
1
SSW
16
Energy kJ
207
663
663
485
314
531
603
651
651
651
651
491
622
667
643
635
452
499
499
643
525
436
532
469
Swell 2
Height (m)
Direction
Period (s)
0.8
SSW
20
0.9
SSW
20
0.9
SSW
20
0.7
SW
16
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
0.4
S
19
0.4
S
19
0.4
SSW
13
0.5
SW
13
0.5
SW
14
0.5
S
18
0.5
S
18
Energy kJ
485
596
596
255
428
99
188
191
188
188
142
174
125
119
118
118
70
87
92
160
160
Swell 3
Height (m)
Direction
Period (s)
0.7
SSW
16
0.7
SW
16
0.8
SSW
16
0.3
SSW
12
0.2
S
8
0.6
SSW
14
0.6
WNW
10
0.1
S
8
0.2
S
21
0.5
NW
10
0.4
WNW
10
0.4
NW
10
0.4
S
19
Energy kJ
226
261
322
28
5
140
73
1
35
51
42
28
117
Wind waves
Height (m)
Direction
Period (s)
1.5
NW
7
1.6
NW
7
1.7
NW
7
1.6
NW
11
1.7
NW
7
1.8
NW
7
1.8
NW
7
2
NW
7
1.8
NW
7
1.6
NW
7
1.7
NW
7
1.7
NW
7
2
NW
7
2.4
NW
8
2.5
NW
8
2.5
NW
8
2.5
NW
8
2.3
NW
8
2.3
NW
8
2.3
NW
8
2.5
NW
8
3
NW
8
3
NW
8
3
NW
8
Energy kJ
231
269
285
558
248
284
306
368
284
240
263
271
389
637
796
776
736
634
684
719
903
1191
1339
1280
Nearest Offshore or Glassy
Rating
(10 max)
3
4
4
2
2
2
4
3
3
3
3
3
1
2
4
3
3
4
3
3
2
2
4
4
Distance (km)
0
0
0
277
305
304
23
0
0
0
0
183
304
303
0
59
59
29
0
183
304
304
235
29
Best forecast wave conditions in Mendocino County
Rating
(10 max)
4
4
4
4
4
4
4
4
4
3
3
4
4
4
Best forecast wave conditions in United States
Rating
(10 max)
4
4
4
2
2
2
4
4
4
4
4
4
2
2
4
3
4
4
4
4
2
2
4
4
Header Global
Rating
(10 max)
5
5
7
7
9
9
9
8
7
6
7
8
9
9
8
9
8
6
6
6
6
5
5
6
  • 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
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