Big River Surf Break

Lat Long: 39.30° N 123.80° W

Big River 48 hour detailed Surf Forecast

Issued: 10 am 14 Aug 2026 (local time)

Forecast update in  hr  min

Today's Big River sea temperature is
12.4° C
2.0° 

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 (14 Aug):

  • Morning surf: Morning surf (14 Aug, local time) - 2.5ft (0.7m), 15s period with SW swell.
  • Afternoon surf: Afternoon surf (14 Aug, local time) - 1.5ft (0.5m), 19s period with SSW swell.
  • Evening surf: Evening surf (14 Aug, local time) - 2.5ft (0.7m), 18s period with SSW swell.

The current surf forecast for Big River at 1PM is: 0.5m 19s primary swell from a South-southwest direction and 1.1m 7s secondary swell from a Northwest direction, 0.6m 15s secondary swell from a South-southwest direction (forecast issued at 10:00am August 14). The wind direction is predicted to be cross-onshore.

Time (PDT) & DateWave HeightWave Period
Morning (14 Aug)2.5ft (0.7m)15s
Afternoon (14 Aug)1.5ft (0.5m)19s
Evening (14 Aug)2.5ft (0.7m)18s

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


Short Range Forecast

Mostly dry. Very mild (max 15°C on Sun morning, min 12°C on Sat night). Wind will be generally light.

Friday
14
Saturday
15
Sunday
16
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)
2
1
0
1
2
2
3
2
3
1
2
1
1
2
3
3
3
1
1
1
1
2
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
15
0.7
SW
15
0.5
SSW
19
0.5
SSW
19
0.6
SSW
18
0.7
SSW
18
0.8
SSW
18
0.8
SSW
18
0.8
SSW
18
1
SSW
17
1
SSW
16
1
SSW
16
0.9
SSW
16
0.9
SSW
16
1.1
SSW
16
1.1
SSW
16
1.1
SSW
16
1
SSW
16
1
SSW
16
1
SSW
16
0.9
SSW
15
1
SSW
15
Wave Graph
Metric surfscale
Energy kJ
242
226
214
205
254
280
360
356
356
615
559
499
376
407
627
620
620
519
512
463
362
411
Wind (km/h)
0
N
10
W
15
WNW
15
NW
10
NW
5
NW
0
ESE
5
NNE
5
N
15
WNW
15
NW
15
NW
10
NW
5
SE
5
E
5
NNE
5
NNW
10
WNW
10
NW
10
NW
10
WNW
5
SSW
Wind State
glassy
cross-on
cross-on
cross
cross-off
glassy
glassy
glassy
glassy
cross-on
cross
cross
cross
glassy
glassy
cross-off
glassy
cross-on
cross
cross
cross-on
glassy
High Tide
1:26PM1.67m
1:04AM1.79m
2:02PM1.71m
1:57AM1.60m
2:37PM1.73m
Low Tide
6:53AM-0.14m
7:02PM0.45m
7:30AM0.03m
7:56PM0.39m
8:05AM0.23m
8:52PM0.36m
cloud
part cloud
part cloud
part cloud
part cloud
cloud
part cloud
part cloud
clear
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:26
6:26
6:28
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:12
8:10
8:08
 mm
Temp °C
13
14
14
14
13
13
13
13
13
14
13
13
12
12
13
12
13
15
13
14
12
12
Feels °C
13
13
12
12
12
13
13
13
13
12
11
11
11
12
13
11
13
14
11
12
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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