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Cape Mendocino Surf Forecast
/ CAL – Humboldt (25 breaks) / California (404 breaks) /
Surf Forecasts:
Cape Mendocino surfForecast / CAL – Humboldt / USA
48hr Weather and Surf, issued 10 pm Monday 11 May 2026 PDTForecast update in hr min s Forecast update imminent
Cape Mendocino surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Cape Mendocino sea temperature is
11.1° C
(Which is slightly cooler than normal)How big are the waves at Cape Mendocino today?
The current surf forecast for Cape Mendocino at 2AM is: 1.4m 11s primary swell from a West-northwest direction and 0.8m 16s secondary swell from a South-southwest direction (forecast issued at 10:00pm May 11). An open ocean swell of 1.0m 6s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (12 May) | 4.5ft (1.3m) | 11s |
| Afternoon (12 May) | 3.5ft (1.1m) | 11s |
| Evening (12 May) | 3.5ft (1.1m) | 12s |
Table - waves today at Cape Mendocino. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Very mild (max 15°C on Tue afternoon, min 9°C on Wed night). Winds increasing (calm on Tue night, fresh winds from the N by Thu afternoon). | ||||||||||||||||||||||||
Mon 11 | Tuesday 12 | Wednesday 13 | Thursday 14 | |||||||||||||||||||||
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 | |
Swell Height Map |   |    |    |    | ||||||||||||||||||||
WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 12 | WNW 12 | WNW 11 | WNW 11 | WNW 11 | WNW 13 | WNW 12 | WNW 12 | WNW 12 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | NW 10 | WNW 10 | WNW 10 | |
494 | 494 | 439 | 447 | 439 | 356 | 303 | 303 | 349 | 425 | 454 | 430 | 495 | 965 | 969 | 953 | 937 | 870 | 787 | 718 | 903 | 800 | 502 | 527 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross | cross-off | cross | cross | cross | cross-on | cross | cross | glassy | cross | cross | cross | cross-on | cross-on | cross | cross | cross-off | cross-off | cross-off | cross | cross | cross | cross | |
High Tide | 8:14PM1.51m | 8:13AM1.23m | 8:44PM1.62m | 9:24AM1.25m | 9:16PM1.75m | 10:29AM1.30m | ||||||||||||||||||
Low Tide | 2:48AM0.45m | 2:25PM0.28m | 3:33AM0.19m | 3:09PM0.39m | 4:17AM-0.06m | 3:53PM0.50m | ||||||||||||||||||
 |  | |  |  | | | | | | | | | | | | | | | | | | | | |
 | — | — | — | 6:03 | — | — | — | — | — | — | — | 6:03 | — | — | — | — | — | — | — | 6:01 | — | — | — | — |
 | 8:22 | — | — | — | — | — | — | — | 8:22 | — | — | — | — | — | — | — | 8:23 | — | — | — | — | — | — | 8:24 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 13 | 11 | 11 | 11 | 12 | 14 | 15 | 15 | 14 | 13 | 12 | 11 | 12 | 13 | 13 | 13 | 11 | 10 | 9 | 9 | 10 | 12 | 13 | 13 |
9 | 7 | 8 | 8 | 9 | 11 | 11 | 11 | 11 | 12 | 10 | 9 | 10 | 9 | 8 | 9 | 7 | 6 | 4 | 4 | 5 | 6 | 7 | 7 | |
Swell 1 Height (m) Direction Period (s) | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 12 | WNW 12 | WNW 11 | WNW 11 | WNW 11 | WNW 13 | WNW 12 | WNW 12 | WNW 12 | WNW 11 | WNW 11 | WNW 11 | SSW 18 | SSW 13 | WNW 10 | WNW 10 |
 kJ | 494 | 494 | 439 | 447 | 439 | 356 | 303 | 303 | 349 | 425 | 454 | 430 | 495 | 965 | 969 | 953 | 937 | 870 | 787 | 718 | 121 | 70 | 502 | 527 |
Swell 2 Height (m) Direction Period (s) | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 14 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | W 14 | W 13 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 18 | SW 13 | SSW 17 | SSW 17 | SSW 16 |
| kJ | 326 | 326 | 322 | 318 | 207 | 191 | 186 | 242 | 242 | 242 | 242 | 184 | 229 | 136 | 123 | 166 | 104 | 102 | 102 | 178 | 44 | 97 | 216 | 298 |
Swell 3 Height (m) Direction Period (s) | S 16 | S 16 | S 12 | S 12 | S 18 | S 18 | S 17 | S 14 | NNW 6 | NNW 6 | W 15 | SSW 14 | SSW 14 | SSW 19 | SSW 19 | S 13 | SW 18 | SSW 18 | SSW 18 | SSW 13 | SSW 15 | SW 18 | SW 13 | S 12 |
| kJ | 20 | 20 | 3 | 3 | 25 | 25 | 23 | 16 | 18 | 12 | 38 | 140 | 138 | 37 | 69 | 13 | 81 | 104 | 104 | 68 | 42 | 79 | 44 | 11 |
Wind waves Height (m) Direction Period (s) | NNW 6 | NNW 6 | NNW 6 | NNW 6 | NNW 6 | NNW 6 | NNW 6 | NNW 6 | NW 6 | — | NNW 6 | NNW 6 | NNW 5 | NNW 5 | N 6 | N 5 | N 5 | NNW 5 | N 4 | N 4 | WNW 11 | NW 10 | N 5 | N 5 |
| kJ | 99 | 91 | 77 | 71 | 58 | 46 | 41 | 25 | 32 | — | 12 | 10 | 17 | 6 | 2 | 2 | 1 | 47 | 14 | 23 | 903 | 800 | 64 | 51 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 51 | 45 | 40 | 40 | 54 | 294 | 151 | 83 | 40 | 0 | 21 | 40 | 40 | 437 | 151 | 438 | 149 | 59 | 54 | 54 | 51 | 262 | 334 | 437 |
Best forecast wave conditions in Humboldt County | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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