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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 4 am Thursday 23 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 11AM is: 1.9m 13s primary swell from a Northwest direction and 0.5m 16s secondary swell from a South direction (forecast issued at 04:00am April 23). The wind direction is predicted to be cross-shore.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 Apr) | 5.5ft (1.7m) | 13s |
| Afternoon (23 Apr) | 4.5ft (1.3m) | 13s |
| Evening (23 Apr) | 6ft (1.9m) | 7s |
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 afternoon, min 8°C on Thu morning). Wind will be generally light. | ||||||||||||||||||||||||
Thursday 23 | Friday 24 | Saturday 25 | ||||||||||||||||||||||
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 | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | |
Swell Height Map |    |    |    | |||||||||||||||||||||
WNW 14 | WNW 14 | NW 13 | NW 13 | WNW 13 | WNW 13 | NW 7 | NW 7 | NW 8 | NW 8 | NW 9 | NW 9 | NW 9 | NW 9 | NW 9 | NW 9 | NW 9 | NW 9 | NW 9 | NW 9 | NW 9 | WNW 15 | WNW 16 | WNW 16 | |
545 | 1127 | 880 | 1200 | 536 | 458 | 361 | 327 | 395 | 304 | 421 | 471 | 450 | 393 | 370 | 379 | 321 | 260 | 235 | 211 | 241 | 225 | 288 | 366 | |
Wind (km/h) | ||||||||||||||||||||||||
glassy | off | glassy | cross | cross-off | cross | cross-off | cross-off | cross-off | glassy | glassy | cross | cross | cross | cross-off | cross | cross | cross-on | glassy | cross-on | cross-on | cross-on | glassy | glassy | |
High Tide | 3:48AM1.66m | 6:49PM1.25m | 5:07AM1.52m | 7:44PM1.33m | 6:31AM1.42m | 8:29PM1.43m | ||||||||||||||||||
Low Tide | 11:26AM-0.23m | 11:21PM0.84m | 12:31PM-0.14m | 00:53AM0.73m | 1:29PM-0.05m | |||||||||||||||||||
 | |  | | | | |  | |  |  |  | | | | | | | | | | | | | |
 | — | 6:26 | — | — | — | — | — | — | — | 6:26 | — | — | — | — | — | — | — | 6:24 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 8:00 | — | — | — | — | — | — | — | 8:00 | — | — | — | — | — | — | — | 8:01 | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 10 | 9 | 8 | 11 | 11 | 11 | 10 | 10 | 9 | 9 | 9 | 11 | 11 | 11 | 10 | 10 | 10 | 10 | 11 | 11 | 12 | 12 | 12 | 11 |
9 | 7 | 6 | 8 | 7 | 6 | 7 | 9 | 7 | 7 | 8 | 8 | 8 | 7 | 7 | 7 | 8 | 8 | 10 | 9 | 10 | 10 | 11 | 10 | |
Swell 1 Height (m) Direction Period (s) | WNW 9 | WNW 14 | NW 13 | NW 13 | WNW 13 | WNW 13 | WNW 13 | WNW 12 | NW 7 | NW 8 | NW 9 | NW 9 | WNW 12 | NW 12 | WNW 11 | WNW 11 | NW 9 | NW 9 | NW 9 | NW 9 | NW 9 | NW 9 | NW 9 | NW 9 |
 kJ | 280 | 1127 | 880 | 1200 | 536 | 458 | 341 | 325 | 253 | 304 | 421 | 471 | 180 | 137 | 109 | 107 | 321 | 260 | 235 | 211 | 241 | 183 | 176 | 189 |
Swell 2 Height (m) Direction Period (s) | WNW 14 | NW 5 | NW 8 | S 16 | S 16 | S 16 | S 16 | S 16 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | S 15 | S 15 | S 15 | S 15 | S 14 | WNW 11 | W 14 | WNW 14 | WNW 15 | WNW 15 | WNW 16 | WNW 16 |
| kJ | 545 | 24 | 69 | 129 | 127 | 249 | 330 | 246 | 264 | 230 | 187 | 184 | 150 | 150 | 209 | 155 | 148 | 78 | 107 | 165 | 167 | 225 | 288 | 366 |
Swell 3 Height (m) Direction Period (s) | S 18 | S 18 | W 6 | SSW 11 | SSW 11 | SSW 11 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | S 15 | S 15 | WNW 16 | W 16 | W 16 | W 15 | WNW 11 | S 14 | S 14 | S 13 | S 13 | S 13 | S 13 | S 13 |
| kJ | 219 | 150 | 28 | 24 | 24 | 24 | 88 | 82 | 92 | 123 | 159 | 153 | 85 | 129 | 129 | 118 | 79 | 102 | 95 | 88 | 87 | 87 | 85 | 85 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | NW 10 | NW 7 | NW 7 | NW 7 | NW 8 | — | — | — | NW 9 | NW 9 | NW 9 | NW 9 | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | 456 | 331 | 361 | 327 | 395 | — | — | — | 450 | 393 | 370 | 379 | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 111 | 183 | 304 | 0 | 0 | 0 | 0 | 0 | 123 | 277 | 277 | 0 | 13 | 13 | 7 | 0 | 160 | 277 | 277 | 0 | 0 |
Best forecast wave conditions in Mendocino County | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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