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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 pm Tuesday 14 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
12.7° C
(Which is 1.0°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 4AM is: 0.5m 13s primary swell from a South-southwest direction and 0.7m 8s secondary swell from a Northwest direction, 0.6m 12s secondary swell from a West-northwest direction, 0.8m 4s secondary swell from a Northwest direction (forecast issued at 10:00pm April 14). The wind direction is predicted to be cross-offshore and the swell rating is 2.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 Apr) | 3ft (0.9m) | 8s |
| Afternoon (15 Apr) | 2ft (0.6m) | 14s |
| Evening (15 Apr) | 7ft (2.1m) | 10s |
Table - waves today at Big River. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Tue 14 | Wednesday 15 | Thursday 16 | Friday 17 | |||||||||||||||||||||
| 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 | 2 PM | 5 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |   |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 8 | 8 | 8 | 12 | 8 | 14 | 14 | 10 | 10 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 9 | 10 | 10 | 10 | 10 | 10 | 10 | 9 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 264 | 208 | 161 | 99 | 101 | 143 | 149 | 391 | 809 | 756 | 724 | 816 | 783 | 813 | 984 | 1545 | 1486 | 934 | 1115 | 869 | 653 | 589 | 489 | 502 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | cross- off | cross- off | cross | cross- on | cross- on | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | off | cross- off | off | cross | cross | cross- off |
High Tide / height (m) | 10:07PM 1.57 | 10:23AM 1.44 | 10:35PM 1.70 | 11:16AM 1.44 | 11:05PM 1.82 | 12:11PM 1.41 | ||||||||||||||||||
Low Tide / height (m) | 4:16AM 0.19 | 4:14PM 0.18 | 4:59AM -0.03 | 4:49PM 0.28 | 5:44AM -0.22 | |||||||||||||||||||
Tue 14 | Wednesday 15 | Thursday 16 | Friday 17 | |||||||||||||||||||||
| Sunrise | - | - | - | - | 6:37 | - | - | - | - | - | - | - | 6:37 | - | - | - | - | - | - | - | 6:35 | - | - | - |
| Sunset | - | - | - | - | - | - | - | 7:52 | - | - | - | - | - | - | - | 7:52 | - | - | - | - | - | - | - | 7:53 |
 |  | |  |  |  | | | | | | |  | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 10 | 10 | 9 | 9 | 9 | 12 | 12 | 11 | 11 | 9 | 8 | 7 | 6 | 9 | 11 | 11 | 12 | 9 | 8 | 8 | 8 | 12 | 11 | 11 |
| Feels °C (?) | 5 | 7 | 6 | 6 | 7 | 10 | 10 | 10 | 6 | 1 | -1 | -2 | -1 | 2 | 3 | 2 | 4 | 5 | 5 | 5 | 5 | 8 | 6 | 6 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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