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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 pm Thursday 14 May 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
12.2° 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 10PM is: 3.0m 8s primary swell from a Northwest direction and 0.8m 16s secondary swell from a South-southwest direction, 0.2m 19s secondary swell from a West-northwest direction (forecast issued at 04:00pm May 14). The wind direction is predicted to be cross-offshore.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (14 May) | - | - |
| Afternoon (14 May) | 10ft (3.0m) | 8s |
| Evening (14 May) | 11ft (3.5m) | 8s |
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 13°C on Thu afternoon, min 9°C on Thu night). Winds increasing (moderate winds from the NNW on Thu night, near gales from the NW by Sat afternoon). | ||||||||||||||||||||||||
Thu 14 | Friday 15 | Saturday 16 | Sun 17 | |||||||||||||||||||||
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 | 8 AM | 11 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
WNW 8 | NW 8 | NW 8 | NW 8 | NW 7 | NW 7 | NW 7 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | NW 9 | NW 9 | NW 9 | NW 10 | NW 10 | NW 10 | NW 10 | |
854 | 1417 | 1492 | 1128 | 735 | 550 | 585 | 839 | 1507 | 1785 | 1674 | 1109 | 820 | 799 | 799 | 1307 | 1995 | 3014 | 3121 | 2731 | 3185 | 3576 | 3463 | 3279 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | |
High Tide | 9:45PM1.87m | 11:18AM1.28m | 10:23PM1.99m | 12:15PM1.30m | 11:04PM2.06m | |||||||||||||||||||
Low Tide | 3:24PM0.44m | 4:44AM-0.29m | 4:07PM0.54m | 5:30AM-0.47m | 4:51PM0.62m | 6:19AM-0.58m | ||||||||||||||||||
 | | |  | | | | | | |  |  | | | | | | | | | | | | | |
 | — | — | — | — | — | 6:01 | — | — | — | — | — | — | — | 6:01 | — | — | — | — | — | — | — | 6:00 | — | — |
 | — | — | 8:20 | — | — | — | — | — | — | — | 8:21 | — | — | — | — | — | — | — | 8:22 | — | — | — | — | 8:22 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 13 | 12 | 13 | 12 | 10 | 9 | 10 | 12 | 12 | 12 | 12 | 11 | 10 | 11 | 11 | 11 | 11 | 11 | 11 | 10 | 10 | 10 | 10 | 12 |
7 | 4 | 5 | 5 | 5 | 5 | 5 | 5 | 3 | 3 | 3 | 3 | 2 | 3 | 3 | 1 | 1 | -1 | 1 | 1 | 2 | 3 | 3 | 3 | |
Swell 1 Height (m) Direction Period (s) | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | WNW 15 | WNW 14 | WNW 14 | WNW 14 | SSW 14 | SSW 14 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 |
 kJ | 380 | 371 | 295 | 295 | 288 | 169 | 270 | 259 | 231 | 296 | 292 | 530 | 561 | 630 | 702 | 158 | 163 | 167 | 165 | 165 | 165 | 165 | 120 | 118 |
Swell 2 Height (m) Direction Period (s) | S 12 | S 12 | S 13 | WNW 19 | NW 18 | W 9 | WNW 17 | WNW 16 | S 11 | S 10 | S 10 | SSW 15 | SSW 15 | SSW 15 | SSW 14 | S 16 | S 16 | SW 19 | SW 19 | — | S 20 | S 20 | S 20 | S 19 |
| kJ | 11 | 3 | 14 | 34 | 81 | 64 | 117 | 234 | 2 | 2 | 2 | 231 | 246 | 87 | 158 | 46 | 46 | 15 | 14 | — | 7 | 7 | 7 | 7 |
Swell 3 Height (m) Direction Period (s) | W 20 | S 13 | S 12 | S 13 | S 11 | S 14 | S 11 | S 11 | S 11 | — | — | S 11 | W 20 | SSW 13 | S 16 | — | SW 19 | — | — | — | — | — | S 20 | S 19 |
| kJ | 8 | 3 | 3 | 14 | 2 | 107 | 2 | 2 | 2 | — | — | 2 | 7 | 60 | 46 | — | 15 | — | — | — | — | — | 7 | 7 |
Wind waves Height (m) Direction Period (s) | WNW 8 | NW 8 | NW 8 | NW 8 | NW 7 | NW 7 | NW 7 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | NW 9 | NW 9 | NW 9 | NW 10 | NW 10 | NW 10 | NW 10 |
| kJ | 854 | 1417 | 1492 | 1128 | 735 | 550 | 585 | 839 | 1507 | 1785 | 1674 | 1109 | 820 | 799 | 799 | 1307 | 1995 | 3014 | 3121 | 2731 | 3185 | 3576 | 3463 | 3279 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 304 | 303 | 303 | 202 | 59 | 59 | 59 | 202 | 304 | 303 | 304 | 277 | 235 | 235 | 277 | 303 | 303 | 648 | 304 | 303 | 303 | 100 | 97 | 202 |
Best forecast wave conditions in Mendocino County | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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