Big River Surf Break

Lat Long: 39.30° N 123.80° W

Big River 48 hour detailed Surf Forecast

Issued: 4 pm 01 Aug 2026 (local time)

Forecast update in  hr  min

Today's Big River sea temperature is
12.9° C
1.1° 

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 (01 Aug):

  • Afternoon surf: Afternoon surf (01 Aug, local time) - 8ft (2.5m), 7s period with NW swell.
  • Evening surf: Evening surf (01 Aug, local time) - 10ft (3.0m), 8s period with NW swell.

The current surf forecast for Big River at 8PM is: 3.0m 8s primary swell from a Northwest direction and 0.6m 14s secondary swell from a South-southwest direction, 0.5m 12s secondary swell from a South direction (forecast issued at 04:00pm August 01). The wind direction is predicted to be cross-offshore.

Time (PDT) & DateWave HeightWave Period
Morning (01 Aug)--
Afternoon (01 Aug)8ft (2.5m)7s
Evening (01 Aug)10ft (3.0m)8s

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


Short Range Forecast

Mostly dry. Very mild (max 16°C on Sat afternoon, min 11°C on Sat night). Winds decreasing (fresh winds from the NNW on Sat afternoon, calm by Mon night).

Sat
1
Sunday
2
Monday
3
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
1
2
3
3
4
4
3
2
3
3
4
4
4
4
3
2
2
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)
2.5
NW
7
3
NW
8
3
NW
8
3
NW
8
3
NW
8
3
NW
9
3
NW
9
3
NW
9
3.5
NW
9
4
NW
9
4
NW
10
3.5
NW
10
3.5
NW
10
3
NW
10
3
NW
10
2.5
NW
10
2.5
NW
10
2.4
NW
10
2.4
NW
9
2.4
NW
10
Wave Graph
Metric surfscale
Energy kJ
627
1001
1240
1215
1220
1470
1541
1475
1761
2338
2684
2458
2046
1827
1591
1363
1175
1026
1005
1048
Wind (km/h)
25
NNW
30
NNW
25
NNW
20
NNW
20
NNW
15
N
10
N
20
NW
25
NNW
25
NNW
20
NNW
15
NNW
10
N
5
N
5
NNW
10
WNW
10
WNW
5
W
5
WNW
5
N
Wind State
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
glassy
cross
cross-on
cross-on
glassy
cross-off
High Tide
2:17PM1.52m
1:32AM1.59m
2:46PM1.58m
2:22AM1.44m
3:17PM1.65m
Low Tide
7:42PM0.66m
8:04AM0.12m
8:35PM0.58m
8:34AM0.27m
9:34PM0.49m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:15
6:16
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:27
8:25
8:24
 mm
Temp °C
16
16
16
13
12
11
12
15
15
16
15
13
12
12
14
16
16
16
15
14
Feels °C
12
11
12
10
8
8
10
11
10
12
12
11
11
11
13
15
15
15
15
13
  • 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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