Big River Surf Break

Lat Long: 39.30° N 123.80° W

Big River 48 hour detailed Surf Forecast

Issued: 4 pm 09 Sep 2026 (local time)

Forecast update in  hr  min

Today's Big River sea temperature is
14.8°C
0.1° 

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 (09 Sep):

  • Afternoon surf: Afternoon surf (09 Sep, local time) - 2.5ft (0.7m), 19s period with SW swell.
  • Evening surf: Evening surf (09 Sep, local time) - 2.5ft (0.7m), 18s period with SW swell.

The current surf forecast for Big River at 8PM is: 0.7m 18s primary swell from a Southwest direction and 0.9m 8s secondary swell from a North-northwest direction (forecast issued at 04:00pm September 09). The wind direction is predicted to be cross-offshore and the swell rating is 2.

Time (PDT) & DateWave HeightWave Period
Morning (09 Sep)--
Afternoon (09 Sep)2.5ft (0.7m)19s
Evening (09 Sep)2.5ft (0.7m)18s

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


Short Range Forecast

Mostly dry. Warm (max 24°C on Wed afternoon, min 12°C on Fri night). Wind will be generally light.

Wed
9
Thursday
10
Friday
11
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)
1
2
2
2
2
2
3
2
2
2
2
3
3
3
3
2
1
1
3
3
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)
0.7
SW
19
0.7
SW
19
0.7
SW
18
0.7
SW
18
0.7
SW
18
0.8
SSW
17
0.9
SW
17
0.9
SSW
17
0.9
SSW
17
1
SW
17
1
SW
16
1
SW
16
1
SW
16
1
SW
16
1.1
SW
16
1.1
SW
16
1.1
SW
16
2.1
NW
8
2.1
NW
8
1
SW
15
Wave Graph
Metric surfscale
Energy kJ
376
364
316
316
312
386
429
504
493
553
534
502
489
483
565
558
551
525
499
424
Wind (km/h)
5
NW
10
NNW
5
NNW
5
NW
0
SSW
5
NW
5
NW
10
WNW
15
WNW
10
NW
5
NW
5
WSW
5
NNW
5
N
5
NNW
15
WNW
20
NW
20
NW
10
NNW
5
NNW
Wind State
cross
cross-off
cross-off
glassy
glassy
glassy
glassy
cross
cross
cross
cross
glassy
cross-off
cross-off
cross-off
cross
cross
cross
cross-off
cross-off
High Tide
11:02AM1.57m
10:29PM1.91m
11:34AM1.66m
11:20PM1.84m
12:06PM1.74m
Low Tide
4:23PM0.53m
5:05AM-0.07m
5:12PM0.39m
5:42AM0.04m
6:00PM0.27m
cloud
cloud
cloud
cloud
part cloud
cloud
clear
part cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:50
6:52
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:32
7:31
7:30
 mm
Temp °C
23
24
18
18
21
18
17
17
17
16
14
14
14
13
13
16
16
15
13
13
Feels °C
21
21
17
18
21
18
17
16
15
15
14
15
14
12
12
14
13
11
11
12
  • 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 

FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Big River surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.


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