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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 4 pm Saturday 16 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
10.8° C
(Which is 1.2°C colder than average for this time of year)How big are the waves at Cape Mendocino today?
The current surf forecast for Cape Mendocino at 11PM is: 3.5m 13s primary swell from a Northwest direction and 0.6m 14s secondary swell from a South-southwest direction (forecast issued at 04:00pm May 16). The wind direction is predicted to be cross-shore.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 May) | - | - |
| Afternoon (16 May) | 10ft (3.0m) | 13s |
| Evening (16 May) | 11ft (3.5m) | 13s |
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 14°C on Mon afternoon, min 9°C on Sun night). Winds decreasing (strong winds from the NNW on Sun afternoon, moderate winds from the N by Mon morning). | ||||||||||||||||||||||||
Sat 16 | Sunday 17 | Monday 18 | Tue 19 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
NW 13 | NW 13 | NW 13 | NW 13 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | NW 9 | WNW 11 | WNW 11 | WNW 10 | WNW 11 | WNW 11 | NW 9 | WNW 9 | WNW 9 | WNW 16 | WNW 16 | WNW 15 | WNW 15 | WNW 14 | WNW 14 | |
2699 | 3305 | 3759 | 3871 | 1860 | 1877 | 1717 | 1717 | 1435 | 1597 | 486 | 372 | 661 | 674 | 186 | 966 | 378 | 395 | 539 | 778 | 805 | 1087 | 996 | 1143 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross-off | cross | cross | cross | cross | |
High Tide | 12:28PM1.37m | 11:09PM2.01m | 1:26PM1.39m | 11:54PM2.02m | 2:23PM1.39m | 00:44AM1.98m | ||||||||||||||||||
Low Tide | 5:24PM0.71m | 6:34AM-0.58m | 6:12PM0.79m | 7:23AM-0.61m | 7:05PM0.85m | 8:16AM-0.57m | ||||||||||||||||||
 | | |  | | | | | | | | | | | | | | | | | | | | | |
 | — | — | — | — | — | 5:58 | — | — | — | — | — | — | — | 5:58 | — | — | — | — | — | — | — | 5:58 | — | — |
 | — | — | 8:27 | — | — | — | — | — | — | — | 8:28 | — | — | — | — | — | — | — | 8:29 | — | — | — | — | 8:30 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 12 | 12 | 10 | 10 | 10 | 10 | 11 | 11 | 12 | 12 | 12 | 10 | 10 | 9 | 11 | 13 | 14 | 13 | 12 | 11 | 10 | 10 | 11 | 14 |
4 | 3 | 1 | 1 | 1 | 1 | 2 | 1 | 2 | 3 | 5 | 4 | 4 | 3 | 6 | 7 | 8 | 6 | 5 | 5 | 4 | 4 | 5 | 8 | |
Swell 1 Height (m) Direction Period (s) | SSW 14 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | S 14 | S 14 | S 14 | SSW 14 | WNW 11 | WNW 11 | WNW 10 | WNW 11 | WNW 11 | NW 18 | WNW 9 | WNW 9 | WNW 16 | WNW 16 | WNW 15 | WNW 15 | WNW 10 | WNW 14 |
 kJ | 158 | 169 | 167 | 165 | 165 | 120 | 107 | 107 | 104 | 66 | 486 | 372 | 661 | 674 | 186 | 82 | 378 | 395 | 539 | 778 | 805 | 1087 | 543 | 1143 |
Swell 2 Height (m) Direction Period (s) | S 16 | SW 19 | SW 19 | — | S 20 | SW 18 | SW 18 | SW 18 | SW 18 | SW 18 | SSW 14 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | WNW 18 | WNW 16 | S 16 | WNW 12 | WNW 11 | WNW 10 | WNW 14 | NW 9 |
| kJ | 46 | 15 | 15 | — | 7 | 13 | 13 | 13 | 12 | 12 | 62 | 60 | 60 | 59 | 59 | 58 | 178 | 343 | 46 | 90 | 223 | 251 | 996 | 203 |
Swell 3 Height (m) Direction Period (s) | SW 19 | — | — | — | — | S 20 | — | S 20 | S 19 | S 18 | SW 18 | SSW 18 | SW 18 | SSW 18 | WNW 19 | SW 18 | SSW 13 | S 16 | WNW 13 | SW 17 | SW 17 | SW 17 | SW 16 | SW 16 |
| kJ | 15 | — | — | — | — | 7 | — | 7 | 7 | 6 | 12 | 31 | 13 | 32 | 37 | 49 | 34 | 46 | 35 | 47 | 76 | 70 | 42 | 69 |
Wind waves Height (m) Direction Period (s) | NW 13 | NW 13 | NW 13 | NW 13 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | NW 9 | NNW 9 | NNW 9 | NNW 9 | NNW 8 | NNW 9 | NW 9 | NNW 8 | NNW 8 | NNW 9 | NNW 9 | NNW 9 | NNW 9 | NNW 8 | NNW 8 |
| kJ | 2699 | 3305 | 3759 | 3871 | 1860 | 1877 | 1717 | 1717 | 1435 | 1597 | 1567 | 1647 | 1000 | 737 | 926 | 966 | 527 | 563 | 1189 | 1385 | 1514 | 1097 | 644 | 612 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 437 | 438 | 437 | 211 | 211 | 114 | 151 | 334 | 436 | 437 | 437 | 80 | 54 | 54 | 40 | 428 | 436 | 437 | 436 | 59 | 54 | 54 | 54 | 294 |
Best forecast wave conditions in Humboldt County | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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