Big River Surf Break

Lat Long: 39.30° N 123.80° W

Issued: 10 am 20 Jun 2026 (local time)

Forecast update in  hr  min

Today's Big River sea temperature is
12.2° C

Normal 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 (20 Jun):

  • Morning surf: Morning surf (20 Jun, local time) - 4.5ft (1.3m), 10s period with NNW swell.
  • Afternoon surf: Afternoon surf (20 Jun, local time) - 4ft (1.2m), 15s period with SSW swell.
  • Evening surf: Evening surf (20 Jun, local time) - 4ft (1.2m), 16s period with SSW swell.

The current surf forecast for Big River at 1PM is: 1.1m 15s primary swell from a Southwest direction and 1.2m 10s secondary swell from a Northwest direction (forecast issued at 10:00am June 20). The wind direction is predicted to be cross-shore.

Time (PDT) & DateWave HeightWave Period
Morning (20 Jun)4.5ft (1.3m)10s
Afternoon (20 Jun)4ft (1.2m)15s
Evening (20 Jun)4ft (1.2m)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 14°C on Sat afternoon, min 10°C on Sat night). Wind will be generally light.

Saturday
20
Sunday
21
Monday
22
Tue
23
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)
3
1
1
1
2
3
3
3
3
2
2
1
2
4
3
4
2
1
1
2
2
3
3
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)
1.4
NW
10
1.3
NNW
10
1.2
SSW
15
1.2
SSW
16
1.2
SSW
16
1.2
SSW
16
1.1
SSW
16
1
SSW
16
1
SSW
16
2
NW
9
2
NW
9
2.1
NW
9
2.2
NW
9
2.4
NW
9
2.1
NW
8
2.1
NW
8
1.8
NW
8
1.8
NW
8
1.7
NW
9
1.6
NW
8
1.6
NW
8
1.8
NW
8
1.6
NW
8
1.6
NW
8
Wave Graph
Metric surfscale
Energy kJ
357
357
584
666
674
674
620
525
519
598
598
671
703
850
611
574
433
443
418
375
367
423
358
330
Wind (km/h)
5
NNW
10
WNW
20
NW
20
NW
15
NW
0
SE
5
NNW
10
N
10
NW
10
WNW
15
NW
15
NW
5
WNW
5
N
10
NNW
10
NNW
5
WNW
10
W
10
WNW
10
WNW
10
WNW
5
SSE
5
SSW
5
S
Wind State
glassy
cross-on
cross
cross
cross
glassy
cross-off
cross-off
cross
cross
cross
cross
cross
glassy
cross-off
cross-off
cross
cross-on
cross-on
cross
cross
glassy
glassy
cross-on
High Tide
5:15PM1.56m
4:33AM1.32m
6:00PM1.62m
5:56AM1.14m
6:43PM1.67m
Low Tide
10:12AM-0.07m
11:02PM0.62m
10:58AM0.14m
00:22AM0.49m
11:44AM0.34m
1:34AM0.33m
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
clear
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:48
5:48
5:48
5:48
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:44
8:45
8:45
8:45
 mm
Temp °C
13
13
14
13
11
11
11
10
12
13
13
13
12
11
11
11
12
13
13
13
12
11
12
11
Feels °C
13
12
11
10
9
11
10
8
11
11
10
10
11
10
10
9
11
11
11
11
11
10
12
10
Swell 1
Height (m)
Direction
Period (s)
1.4
NW
10
1.3
NNW
10
1.2
NW
10
1.2
SSW
16
1.2
SSW
16
1.8
NW
9
1.6
NW
8
1.1
WNW
8
1.8
NW
8
2
NW
9
2
NW
9
2.1
NW
9
2.2
NW
9
2.2
NW
8
2.1
NW
8
1.8
NW
8
1.8
NW
8
1.8
NW
8
1.7
NW
9
1.6
NW
8
1.6
NW
8
1.8
NW
8
1.6
NW
8
1.6
NW
8
Energy kJ
356
327
281
666
674
492
300
165
393
598
598
671
703
687
611
459
433
443
418
375
367
423
358
330
Swell 2
Height (m)
Direction
Period (s)
0.9
SSW
14
0.9
SSW
14
1.2
SSW
15
0.4
S
11
0.4
S
11
1.2
SSW
16
1.1
SSW
16
1
SSW
16
1
SSW
16
0.9
SSW
16
0.9
SSW
14
0.9
SSW
14
0.9
SSW
14
0.9
SSW
14
0.9
SSW
14
0.9
SSW
14
0.9
SSW
14
0.8
SSW
14
0.8
SSW
14
0.7
SSW
14
0.7
SSW
13
0.7
SW
16
0.8
SSW
16
0.8
SSW
16
Energy kJ
357
357
584
40
39
674
620
525
519
419
362
362
367
330
330
325
325
264
257
161
154
268
330
330
Swell 3
Height (m)
Direction
Period (s)
0.5
SSW
18
0.5
SSW
17
0.5
S
12
0.3
WNW
10
0.3
WNW
10
0.4
S
11
0.6
NNW
9
0.7
NNW
9
0.6
NNW
9
0.4
SSW
20
0.4
SSW
20
0.4
SSW
19
0.4
SSW
19
0.6
SSW
18
0.7
SSW
18
0.7
SSW
18
0.7
SSW
18
0.6
SSW
18
0.5
SSW
18
0.5
SSW
18
0.6
SSW
16
0.6
SSW
13
0.7
SSW
13
0.7
SSW
13
Energy kJ
176
170
66
19
20
38
69
76
69
149
149
148
143
216
280
276
276
209
178
174
181
114
154
154
Wind waves
Height (m)
Direction
Period (s)
1.3
NNW
10
1.5
NW
9
1.2
NNW
7
2
NW
8
2.4
NW
9
2.1
NW
8
Energy kJ
314
382
157
494
850
574
Nearest Offshore or Glassy
Rating
(10 max)
3
2
3
2
3
3
3
3
4
2
1
3
4
4
3
4
3
1
2
3
3
3
3
1
Distance (km)
0
202
160
944
23
0
0
0
29
202
304
59
13
0
0
0
13
202
160
82
19
0
0
7
Best forecast wave conditions in Mendocino County
Rating
(10 max)
3
3
3
4
3
4
3
4
4
3
4
3
3
3
3
3
Best forecast wave conditions in United States
Rating
(10 max)
3
3
3
2
4
3
4
3
4
3
2
3
4
4
4
4
3
2
2
3
3
3
3
3
Header Global
Rating
(10 max)
5
5
5
9
9
9
8
8
7
7
7
6
6
6
7
7
5
5
5
5
5
6
5
5
  • 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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