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Surf Forecasts:

Big River surfForecast / CAL – Mendocino County / USA

information circle48hr Weather and Surf, issued 10 am Friday 13 Mar 2026 PDT
Forecast update in hr  min  s Forecast update imminent
Big River surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Big River sea temperature is
10.3° C
 (Which is 1.4°C colder than average for this time of year)

How big are the waves at Big River today?

The current surf forecast for Big River at 6PM is: 1.9m 11s primary swell from a Northwest direction and 0.7m 16s secondary swell from a South direction, 0.4m 14s secondary swell from a Southwest direction (forecast issued at 10:00am March 13). The wind direction is predicted to be cross-offshore.

Time (PDT) & DateWave HeightWave Period
Morning (13 Mar)5ft (1.5m)10s
Afternoon (13 Mar)6ft (1.8m)11s
Evening (13 Mar)7ft (2.1m)10s

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

Updates in  hr  min  s Forecast update imminent 
16 DaysHourly
Print Table
Friday
13
Saturday
14
Sunday
15
Mon
16
8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM
Rating
(10 max)
3
3
1
2
2
3
2
3
3
1
1
1
2
3
3
3
3
2
2
3
3
3
2
2
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
1.3
NW
1.7
NW
1.7
NW
1.9
NW
2.1
NW
1.3
NW
1.3
NW
1.7
NW
1.6
NW
1.5
NW
1.6
NW
1.6
NW
1.3
NW
2.1
NW
2.1
NW
1.9
NW
1.8
NW
0.7
SSW
0.8
SSW
0.7
SSW
0.6
SSW
0.6
SSW
0.6
SSW
0.6
SSW
Period(s) (?)10101111101010101010111010788920202020201818
Wave
Graph
(?)Metric surfscale
Energy kJ (?)384615639804893330330588551478538562369404542505490343441412314304216209
Wind
(km/h)
5
NNE
10
NNW
15
NW
20
NW
20
NNW
15
NNW
10
N
10
N
15
NNW
20
NW
20
NW
25
NNW
20
NNW
10
NNW
5
N
10
N
5
NE
10
NW
15
NW
10
NNW
10
NNW
5
NNE
5
NNE
5
NNE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
glasscross-
off		crosscross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		crosscrosscross-
off		cross-
off		cross-
off		cross-
off		cross-
off		offcrosscrosscross-
off		cross-
off		offcross-
off		cross-
off
High Tide
/ height (m)
7:09AM
1.50
10:00PM
1.19
8:09AM
1.55
10:22PM
1.26
9:02AM
1.61
10:44PM
1.34
Low Tide
/ height (m)
2:44PM
0.07
2:14AM
0.89
3:25PM
0.01
3:06AM
0.78
4:00PM
-0.04
3:51AM
0.65
Friday
13
Saturday
14
Sunday
15
Mon
16
Sunrise7:30-------7:28-------7:26-------
Sunset---7:19-------7:20-------7:21----
part cloud
part cloud
part cloud
part cloud
part cloud
clear
cloud
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
Rain (mm)
------------------------
Temp. °C810121111101010101313111010991014151312141414
Feels °C (?)688777887997787781111109121212
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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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.

View detailed surf forecast for Big River at:
surf-forecast.com

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