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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 Tuesday 19 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
8.9° C
(Which is 3.1°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 12AM is: 1.8m 13s primary swell from a West-northwest direction and 0.4m 16s secondary swell from a Southwest direction (forecast issued at 04:00pm May 19). An open ocean swell of 2.0m 8s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 May) | 5ft (1.6m) | 12s |
| Afternoon (20 May) | 5ft (1.5m) | 12s |
| Evening (20 May) | 4.5ft (1.4m) | 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 Thu afternoon, min 10°C on Tue night). Mainly fresh winds. | ||||||||||||||||||||||||
Tue 19 | Wednesday 20 | Thursday 21 | Fri 22 | |||||||||||||||||||||
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 14 | WNW 13 | WNW 13 | WNW 13 | WNW 13 | WNW 13 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | NW 11 | NW 11 | NW 11 | WNW 11 | SW 19 | WNW 11 | SW 19 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 18 | |
957 | 987 | 958 | 1117 | 1226 | 848 | 784 | 545 | 595 | 527 | 518 | 512 | 485 | 476 | 450 | 303 | 207 | 112 | 115 | 116 | 116 | 115 | 112 | 154 | |
Wind (km/h) | ||||||||||||||||||||||||
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High Tide | 3:20PM1.39m | 1:37AM1.89m | 4:18PM1.41m | 2:36AM1.75m | 5:15PM1.44m | 3:42AM1.58m | ||||||||||||||||||
Low Tide | 8:05PM0.89m | 9:11AM-0.47m | 9:15PM0.90m | 10:08AM-0.34m | 10:35PM0.85m | |||||||||||||||||||
 | | |  |  | | | | |  | | | | | | | | | | | | | | | |
 | — | — | — | — | — | 5:56 | — | — | — | — | — | — | — | 5:56 | — | — | — | — | — | — | — | 5:54 | — | — |
 | — | — | 8:30 | — | — | — | — | — | — | — | 8:30 | — | — | — | — | — | — | — | 8:31 | — | — | — | — | 8:32 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 14 | 14 | 12 | 10 | 10 | 10 | 11 | 13 | 13 | 12 | 10 | 10 | 10 | 10 | 12 | 14 | 15 | 15 | 13 | 11 | 10 | 11 | 12 | 14 |
9 | 9 | 7 | 6 | 5 | 4 | 5 | 6 | 6 | 5 | 4 | 5 | 5 | 5 | 7 | 9 | 10 | 10 | 9 | 7 | 5 | 5 | 7 | 9 | |
Swell 1 Height (m) Direction Period (s) | WNW 14 | WNW 13 | WNW 13 | WNW 13 | WNW 13 | WNW 13 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | NW 11 | NW 11 | NW 11 | WNW 11 | WNW 11 | WNW 11 | SW 15 | SW 15 | NNW 9 | NNW 9 | SW 15 | SW 15 | SW 18 |
 kJ | 957 | 987 | 958 | 1117 | 1226 | 848 | 784 | 545 | 595 | 527 | 518 | 512 | 485 | 476 | 450 | 242 | 207 | 112 | 115 | 1309 | 1473 | 115 | 112 | 154 |
Swell 2 Height (m) Direction Period (s) | S 15 | SW 16 | NW 8 | SW 16 | SW 16 | SW 16 | SW 21 | SW 21 | SW 16 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 19 | SW 19 | SW 19 | S 13 | S 13 | SW 15 | SW 15 | S 13 | SW 18 | SW 15 |
| kJ | 71 | 69 | 163 | 96 | 96 | 68 | 162 | 224 | 90 | 89 | 122 | 118 | 112 | 79 | 184 | 303 | 184 | 55 | 54 | 116 | 116 | 53 | 80 | 109 |
Swell 3 Height (m) Direction Period (s) | SW 16 | S 15 | SW 16 | S 15 | S 15 | S 15 | SW 16 | SW 16 | S 14 | S 14 | S 14 | S 14 | S 14 | S 14 | S 14 | SW 15 | SW 15 | SW 19 | SSW 20 | S 13 | S 13 | S 13 | S 13 | S 13 |
| kJ | 69 | 69 | 96 | 39 | 38 | 67 | 66 | 65 | 61 | 59 | 58 | 57 | 58 | 58 | 57 | 79 | 80 | 96 | 37 | 54 | 54 | 52 | 52 | 51 |
Wind waves Height (m) Direction Period (s) | NNW 8 | NNW 8 | N 8 | NNW 8 | NNW 8 | NNW 8 | NNW 8 | NNW 8 | NNW 8 | NNW 8 | NNW 9 | NNW 9 | NNW 9 | NNW 9 | NNW 9 | NNW 9 | NNW 9 | NNW 9 | NNW 9 | — | — | NNW 9 | NNW 9 | NNW 9 |
| kJ | 587 | 430 | 265 | 468 | 485 | 634 | 568 | 751 | 785 | 850 | 905 | 998 | 1050 | 1083 | 1055 | 1133 | 1210 | 1358 | 1309 | — | — | 1561 | 1473 | 1411 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 262 | 437 | 109 | 45 | 52 | 40 | 54 | 244 | 294 | 316 | 109 | 41 | 40 | 40 | 54 | 219 | 863 | 51 | 54 | 42 | 41 | 51 | 51 | 191 |
Best forecast wave conditions in Humboldt County | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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