Big River surfForecast / CAL – Mendocino County / USA

information circle48hr Weather and Surf, issued 9 am Friday 02 Jan 2026 PST
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
13.2° C
(Which is 1.2°C warmer than normal for this time of year)


How big are the waves at Big River today?

The current surf forecast for Big River at 5PM is: 3.5m 9s primary swell from a South direction and 0.9m 13s secondary swell from a Northwest direction, 0.4m 10s secondary swell from a West-northwest direction (forecast issued at 09:00am January 02). The wind direction is predicted to be cross-shore.

Time (PST) & DateWave HeightWave Period
Morning (02 Jan)6ft (1.8m)7s
Afternoon (02 Jan)10ft (3.0m)8s
Evening (02 Jan)13ft (4.0m)10s

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

Updates in  hr  min  s Forecast update imminent
Friday
02
Saturday
03
Sunday
04
Mon
05
7AM10AM1PM4PM7PM10PM1AM4AM7AM10AM1PM4PM7PM10PM1AM4AM7AM10AM1PM4PM7PM10PM1AM4AM
Rating
(10 max)
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
3
3
2
3
2
1
1
Swell
Height Map
Wave Height (m) & direction (?)
1.1
WNW
1.9
S
2.4
S
3
S
3.5
S
4
S
3.5
SSW
3.5
SSW
2.5
S
3
SSW
4
SSW
4.5
SW
4
SW
4
SW
3.5
SW
3.5
W
4
W
3.5
W
3
WNW
3
WNW
2.5
WNW
2
WNW
1.7
WNW
1.7
WNW
Period(s) (?)11788910101099911111111141214131111101010
Wave
Graph
(?)Metric surfscale
Energy kJ (?)260355674130322243460264619961174162424594153381632783012518745824948300819771531826543506
Wind
(km/h)
25
SE
30
SE
35
SSE
40
SE
40
SE
40
SSE
35
S
30
SSE
30
SSE
35
SSE
45
S
40
S
35
S
35
S
30
S
30
S
20
S
15
SSW
10
W
15
WNW
10
SW
15
SE
20
SE
25
SE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
crosscrosscrosscrosscrosscross-
on
cross-
on
cross-
on
crosscross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
oncrosscrosscross
High Tide
/ height (m)
9:06AM
2.24
11:33PM
1.45
9:58AM
2.24
12:17AM
1.51
10:50AM
2.18
1:00AM
1.55
Low Tide
/ height (m)
4:33PM
-0.49
3:49AM
0.90
5:20PM
-0.50
4:46AM
0.86
6:04PM
-0.44
Friday
02
Saturday
03
Sunday
04
Mon
05
Sunrise-7:35-------7:35-------7:35------
Sunset---5:02-------5:04-------5:05----
cloud
rain showers
light rain
light rain
light rain
mod rain
light rain
rain showers
light rain
part cloud
light rain
rain showers
light rain
light rain
light rain
light rain
light rain
light rain
light rain
rain showers
cloud
cloud
cloud
part cloud
Rain (mm)
-11246211-1222211221----
Temp. °C141514141413141313141413131313131212121111111010
Feels °C (?)101086767777667678891088765
  • 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

Latest Updates

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.


Nearest locationNearest
Nearest locationNearest
Nearest locationNearest