Big River Surf Forecast — Mendocino, United States

Rivermouth peaks beneath the Mendocino headlands where the Big River meets the sea. Sandbars shift with the river; magic on a clean mid-period west swell.

Big River is a surf spot in Mendocino, United States located at 39.3030, -123.7990. View the free 16-day forecast: wave height, swell period and direction, wind speed and direction, tide and live buoy conditions, plus a multi-day surf outlook and model comparison.

SwellByte

BIG RIVER

6-7ft
3.8ft @ 17s SW
Medium confidence
Wind
9mph
Onshore
Temp
59°F
Water: 58°F

FORECAST

TUE
28/07
7-8ft
9
WED
29/07
4-5ft
12
THU
30/07
5-6ft
1
FRI
31/07
4-6ft
2
SAT
01/08
4-6ft
2

TUESDAY 28/07

Surf
Swell
Wind
Energy
6am
7-8ft
5.0ft@ 17s SW
919
mph
2855.0kJ
Noon
6-8ft
4.4ft@ 17s SW
1525
mph
2294.7kJ
6pm
6-8ft
4.3ft@ 17s SW
1431
mph
2240.2kJ
Show all 8 hours

WEDNESDAY 29/07

Surf
Swell
Wind
Energy
6am
4-5ft
6.4ft@ 7s NW
1222
mph
152.9kJ
Noon
3-4ft
5.3ft@ 6s NW
1628
mph
84.9kJ
6pm
3-4ft
5.4ft@ 7s NW
1427
mph
95.9kJ
Show all 8 hours

THURSDAY 30/07

Surf
Swell
Wind
Energy
6am
5-6ft
7.1ft@ 7s NW
16
mph
263.8kJ
Noon
3-5ft
5.7ft@ 7s WNW
611
mph
137.1kJ
6pm
3-5ft
5.4ft@ 7s WNW
720
mph
106.0kJ
Show all 8 hours

FRIDAY 31/07

Surf
Swell
Wind
Energy
6am
4-6ft
6.7ft@ 7s NW
23
mph
206.8kJ
Noon
3-4ft
4.9ft@ 7s NW
710
mph
83.2kJ
6pm
3-4ft
4.7ft@ 6s NW
513
mph
70.3kJ
Show all 8 hours

SATURDAY 01/08

Surf
Swell
Wind
Energy
6am
4-6ft
6.5ft@ 7s NW
28
mph
197.2kJ
Noon
3-5ft
5.9ft@ 7s WNW
924
mph
135.7kJ
6pm
4-6ft
6.6ft@ 7s WNW
832
mph
213.0kJ
Show all 8 hours

TIDES

No tide data available. Tide predictions require a nearby NOAA station
Sunrise: 6:12amSunset: 8:31pm
UV Index: 0.0Cloud Cover: 2%
N/A
Swell
N/A
Wind
10.7 mi
Visibility
1/5
Rating

SwellByte Surfguide

Big River is a popular surf destination. Check the current conditions and forecast to plan your session. The rating system helps you understand the quality of the surf based on wave height, period, direction, wind conditions, and tide.