Big River Surf Break

Lat Long: 39.30° N 123.80° W

Big River 48 hour detailed Surf Forecast

Issued: 4 am 07 Sep 2026 (local time)

Forecast update in  hr  min

Today's Big River sea temperature is
15.4°C
0.7° 

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 Sep):

  • Morning surf: Morning surf (07 Sep, local time) - 2.5ft (0.8m), 13s period with SSE swell.
  • Afternoon surf: Afternoon surf (07 Sep, local time) - 3ft (0.9m), 13s period with SSE swell.
  • Evening surf: Evening surf (07 Sep, local time) - 3ft (0.9m), 14s period with SSE swell.

The current surf forecast for Big River at 1PM is: 0.8m 13s primary swell from a South-southeast direction and 1.2m 7s secondary swell from a Northwest direction (forecast issued at 04:00am September 07). The wind direction is predicted to be cross-shore.

Time (PDT) & DateWave HeightWave Period
Morning (07 Sep)2.5ft (0.8m)13s
Afternoon (07 Sep)3ft (0.9m)13s
Evening (07 Sep)3ft (0.9m)14s

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


Short Range Forecast

Mostly dry. Warm (max 24°C on Wed morning, min 13°C on Mon morning). Wind will be generally light.

Monday
7
Tuesday
8
Wednesday
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
2
2
1
1
1
2
3
2
2
2
1
2
1
2
2
2
2
2
1
2
2
2
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)
0.8
SSW
14
0.8
SSE
14
0.8
SSW
14
0.8
SSW
14
0.9
SSE
13
0.8
SSW
14
0.9
SSE
13
0.9
S
14
0.9
S
13
0.9
S
13
0.9
S
13
0.9
S
12
0.9
S
12
1.1
S
12
1.1
S
12
0.8
S
11
0.8
S
11
0.9
S
11
1
NW
8
1
NW
8
0.7
SW
19
0.9
SW
19
0.7
SW
18
0.7
SW
18
Wave Graph
Metric surfscale
Energy kJ
264
247
239
236
295
220
295
306
289
276
263
251
243
356
350
166
154
196
112
116
376
518
316
316
Wind (km/h)
5
NNE
5
NE
5
ENE
10
WNW
15
NW
10
NW
5
NW
5
ENE
10
NNE
5
NE
5
E
10
WSW
5
WSW
5
NW
10
NE
5
ENE
5
E
5
NE
5
ENE
10
WNW
10
NW
15
NW
10
N
5
N
Wind State
off
off
off
cross
cross
cross
glassy
cross-off
cross-off
glassy
cross-off
on
glassy
cross
off
cross-off
cross-off
off
glassy
cross
cross-off
cross
cross-off
glassy
High Tide
9:52AM1.37m
8:34PM1.91m
10:28AM1.47m
9:34PM1.93m
11:02AM1.57m
10:29PM1.91m
Low Tide
2:54AM-0.13m
2:27PM0.84m
3:43AM-0.16m
3:29PM0.69m
4:26AM-0.14m
4:23PM0.53m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
cloud
part cloud
part cloud
part cloud
part cloud
part cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:48
6:48
6:50
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:37
7:35
7:32
 mm
Temp °C
12
12
13
18
17
17
15
16
16
16
17
20
16
20
20
21
20
21
22
24
22
22
20
20
Feels °C
11
11
11
16
15
16
15
15
14
15
15
17
15
19
18
19
18
19
20
21
19
19
18
19
  • 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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