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Big River Surf Forecast
/ CAL – Mendocino County (14 breaks) / California (404 breaks) /
Surf Forecasts:
Big River surfForecast / CAL – Mendocino County / USA
48hr Weather and Surf, issued 10 am Saturday 25 Apr 2026 PDTForecast 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 normal for this time of year)How big are the waves at Big River today?
The current surf forecast for Big River at 4PM is: 1.2m 9s primary swell from a Northwest direction and 0.6m 15s secondary swell from a West-northwest direction (forecast issued at 10:00am April 25). The wind direction is predicted to be onshore.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (25 Apr) | 4ft (1.2m) | 9s |
| Afternoon (25 Apr) | 4ft (1.2m) | 9s |
| Evening (25 Apr) | 2.5ft (0.8m) | 16s |
Table - waves today at Big River. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Very mild (max 12°C on Sat morning, min 9°C on Mon night). Wind will be generally light. | ||||||||||||||||||||||||
Saturday 25 | Sunday 26 | Monday 27 | Tue 28 | |||||||||||||||||||||
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 | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
NW 9 | NW 9 | NW 9 | NW 9 | WNW 16 | WNW 16 | WNW 16 | WNW 16 | WNW 15 | WNW 14 | WNW 14 | WNW 14 | WNW 14 | WNW 14 | WNW 13 | WNW 13 | WNW 13 | NW 12 | NW 10 | NW 9 | WNW 12 | WNW 12 | NW 7 | NW 8 | |
225 | 202 | 230 | 225 | 263 | 366 | 362 | 469 | 445 | 400 | 431 | 501 | 487 | 447 | 427 | 421 | 444 | 353 | 304 | 351 | 299 | 247 | 234 | 244 | |
Wind (km/h) | ||||||||||||||||||||||||
glassy | cross-on | on | on | glassy | glassy | glassy | cross-off | cross-off | cross | cross | cross | cross-off | cross | cross | cross-off | glassy | cross | cross | cross | cross-off | glassy | off | cross-off | |
High Tide | 6:31AM1.42m | 8:29PM1.43m | 7:50AM1.36m | 9:05PM1.52m | 8:59AM1.32m | 9:37PM1.61m | ||||||||||||||||||
Low Tide | 1:29PM-0.05m | 2:07AM0.56m | 2:19PM0.04m | 3:06AM0.37m | 3:02PM0.15m | 3:56AM0.19m | ||||||||||||||||||
 | |  | | |  | |  |  | | | | | | | | | | | | | | | | |
 | 6:24 | — | — | — | — | — | — | 6:22 | — | — | — | — | — | — | — | 6:22 | — | — | — | — | — | — | — | 6:20 |
 | — | — | — | — | 8:01 | — | — | — | — | — | — | — | 8:02 | — | — | — | — | — | — | — | 8:04 | — | — | 8:05 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 11 | 12 | 12 | 12 | 12 | 12 | 11 | 11 | 10 | 12 | 12 | 12 | 12 | 11 | 11 | 10 | 10 | 12 | 12 | 11 | 10 | 10 | 9 | 9 |
10 | 10 | 9 | 9 | 11 | 11 | 9 | 9 | 8 | 9 | 8 | 8 | 8 | 8 | 9 | 8 | 9 | 9 | 8 | 6 | 6 | 9 | 7 | 7 | |
Swell 1 Height (m) Direction Period (s) | NW 9 | NW 9 | NW 9 | NW 9 | NW 9 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | WNW 14 | WNW 14 | WNW 14 | WNW 13 | WNW 13 | NW 9 | NW 9 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | NW 7 | WNW 12 |
 kJ | 225 | 202 | 230 | 225 | 210 | 176 | 191 | 187 | 191 | 191 | 165 | 501 | 487 | 447 | 427 | 421 | 255 | 225 | 304 | 304 | 299 | 247 | 234 | 171 |
Swell 2 Height (m) Direction Period (s) | WNW 11 | WNW 15 | WNW 15 | WNW 15 | WNW 16 | WNW 16 | WNW 16 | WNW 16 | WNW 15 | WNW 14 | WNW 14 | S 12 | S 12 | S 12 | S 12 | S 12 | WNW 13 | NW 12 | S 12 | S 12 | S 12 | NW 8 | WNW 12 | SW 13 |
| kJ | 79 | 121 | 167 | 225 | 263 | 366 | 362 | 469 | 445 | 400 | 431 | 46 | 46 | 46 | 46 | 45 | 444 | 353 | 45 | 46 | 48 | 74 | 218 | 27 |
Swell 3 Height (m) Direction Period (s) | S 14 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 | S 12 | SW 15 | SW 14 | SW 15 | SW 15 | SW 15 | S 12 | S 12 | SW 15 | SW 15 | SW 16 | SW 16 | S 11 | S 11 |
| kJ | 95 | 88 | 87 | 87 | 85 | 85 | 85 | 85 | 84 | 51 | 47 | 33 | 33 | 33 | 33 | 34 | 45 | 45 | 35 | 36 | 40 | 42 | 22 | 21 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | NW 8 | NW 8 | NW 8 | NW 9 | NW 9 | — | — | NW 10 | NW 9 | NW 6 | NW 6 | — | NW 8 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | 182 | 208 | 250 | 275 | 281 | — | — | 296 | 351 | 184 | 183 | — | 244 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 160 | 134 | 304 | 0 | 0 | 0 | 0 | 0 | 207 | 981 | 1005 | 293 | 29 | 13 | 0 | 0 | 340 | 984 | 944 | 39 | 0 | 0 | 0 |
Best forecast wave conditions in Mendocino County | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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