Big River surfForecast / CAL – Mendocino County / USA

information circle48hr Weather and Surf, issued 4 am Friday 10 Apr 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
12.1° C
(Which is slightly warmer than usual)

How big are the waves at Big River today?

The current surf forecast for Big River at 12PM is: 0.9m 17s primary swell from a South-southwest direction and 0.8m 13s secondary swell from a West-northwest direction (forecast issued at 04:00am April 10). The wind direction is predicted to be onshore.

Time (PDT) & DateWave HeightWave Period
Morning (10 Apr)3ft (0.9m)18s
Afternoon (10 Apr)3ft (0.9m)16s
Evening (10 Apr)2.5ft (0.8m)15s

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


Updates in  hr  min  s Forecast update imminent
Friday
10
Saturday
11
Sunday
12
2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM
Rating
(10 max)
2
2
3
3
1
0
1
1
1
1
0
0
0
0
1
1
2
2
3
3
1
1
3
3
Swell
Height Map
Wave Height (m) & direction (?)
0.8
SSW
0.9
SSW
0.9
SSW
0.9
SSW
0.9
SSW
0.9
SSW
0.9
SSW
0.8
SSW
0.9
SSW
1
SSW
1
SSW
1
SSW
0.9
SSW
0.9
SSW
0.9
SSW
0.9
SSW
0.9
SSW
1.8
SW
1.8
SW
2.1
WSW
1.9
WSW
1.8
W
1.7
W
1.6
WNW
Period(s) (?)1718181816151515161616161615161616891010101010
Wave
Graph
(?)Metric surfscale
Energy kJ (?)377491491480427367348283397499499499397372377382387446470800725625555473
Wind
(km/h)
5
SE
10
SE
5
ESE
5
SSW
15
SSW
10
SW
10
S
10
SSE
10
S
15
S
20
S
25
SSE
30
SSE
15
SSW
20
ESE
20
ESE
25
ESE
10
SW
10
ESE
5
NNE
20
NW
15
NW
10
NNW
5
NE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
crosscrosscross-
off
glassononcross-
on
crosscross-
on
cross-
on
cross-
on
cross-
on
cross-
on
oncross-
off
cross-
off
cross-
off
oncross-
off
cross-
off
crosscrosscross-
off
off
High Tide
/ height (m)
5:06AM
1.36
8:27PM
1.15
6:23AM
1.35
8:55PM
1.23
7:32AM
1.37
9:19PM
1.32
Low Tide
/ height (m)
11:13PM
0.96
12:53PM
0.09
12:47AM
0.90
1:44PM
0.08
1:54AM
0.78
2:26PM
0.06
Friday
10
Saturday
11
Sunday
12
Sunrise--6:46-------6:43-------6:43-----
Sunset-----7:46-------7:47-------7:49--
clear
rain showers
light rain
rain showers
thunderstorm
rain showers
rain showers
rain showers
light rain
light rain
light rain
light rain
light rain
heavy rain
light rain
cloud
light rain
light rain
rain showers
clear
cloud
part cloud
clear
part cloud
Rain (mm)
-132311111111121-142-----
Temp. °C1312121314141312121212131310981099111112109
Feels °C (?)1211111312121210111098765357696877
  • 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

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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