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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 am Wednesday 27 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
9.5° C
(Which is 2.8°C colder than average for this time of year)How big are the waves at Cape Mendocino today (27 May):
- Morning surf: Morning surf (27 May, local time) - 11ft (3.5m), 11s period with NW swell.
- Afternoon surf: Afternoon surf (27 May, local time) - 11ft (3.5m), 11s period with NW swell.
- Evening surf: Evening surf (27 May, local time) - 11ft (3.5m), 10s period with NW swell.
The current surf forecast for Cape Mendocino at 11AM is: 3.5m 11s primary swell from a Northwest direction and 0.8m 15s secondary swell from a South-southwest direction, 0.1m 10s secondary swell from a South direction (forecast issued at 04:00am May 27). The wind direction is predicted to be cross-shore and the swell rating is 11.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (27 May) | 11ft (3.5m) | 11s |
| Afternoon (27 May) | 11ft (3.5m) | 11s |
| Evening (27 May) | 11ft (3.5m) | 10s |
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 Wed afternoon, min 10°C on Fri night). Winds decreasing (fresh winds from the N on Wed morning, calm by Wed night). | ||||||||||||||||||||||||
Wednesday 27 | Thursday 28 | Friday 29 | ||||||||||||||||||||||
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 | 8 PM | 11 PM | |
Swell Height Map |    |    |    | |||||||||||||||||||||
NW 12 | NW 12 | NW 12 | NW 11 | NW 11 | NW 10 | NW 10 | NW 10 | NW 10 | NW 10 | WNW 18 | WNW 18 | WNW 17 | WNW 16 | WNW 16 | WNW 16 | WNW 16 | WNW 15 | WNW 14 | WNW 14 | WNW 14 | WNW 14 | WNW 13 | WNW 13 | |
4574 | 4201 | 3782 | 2917 | 2490 | 2397 | 2378 | 2170 | 1857 | 1574 | 1816 | 2070 | 2256 | 2209 | 2419 | 2389 | 2200 | 1980 | 2243 | 2118 | 2089 | 1402 | 1151 | 1134 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross | cross | cross | cross | cross | cross-on | cross | glassy | glassy | cross-on | cross-on | cross-on | on | glassy | glassy | cross-on | cross-on | cross | cross | cross | cross | cross | cross | |
High Tide | 10:08AM1.18m | 9:24PM1.76m | 11:08AM1.21m | 9:54PM1.77m | 12:00PM1.24m | 10:24PM1.76m | ||||||||||||||||||
Low Tide | 4:01AM0.04m | 3:21PM0.60m | 4:42AM-0.09m | 4:03PM0.72m | 5:19AM-0.19m | 4:44PM0.82m | ||||||||||||||||||
 | |  | |  |  | | |  | | | | | | | | | | | | | | | | |
 | — | 5:52 | — | — | — | — | — | — | — | 5:50 | — | — | — | — | — | — | — | 5:50 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 8:37 | — | — | — | — | — | — | — | 8:37 | — | — | — | — | — | — | — | 8:38 | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 11 | 11 | 11 | 13 | 14 | 13 | 11 | 11 | 12 | 12 | 12 | 14 | 14 | 12 | 12 | 12 | 11 | 11 | 12 | 13 | 13 | 13 | 11 | 10 |
4 | 5 | 5 | 7 | 8 | 8 | 7 | 10 | 12 | 11 | 10 | 12 | 11 | 11 | 12 | 12 | 10 | 9 | 10 | 10 | 9 | 9 | 6 | 5 | |
Swell 1 Height (m) Direction Period (s) | NW 12 | SSW 16 | SSW 15 | SSW 15 | SSW 14 | NW 10 | NW 10 | NW 10 | NW 10 | NW 10 | NW 10 | NW 9 | NW 9 | WNW 16 | WNW 16 | WNW 16 | WNW 16 | WNW 15 | WNW 14 | WNW 14 | WNW 14 | WNW 14 | WNW 13 | WNW 13 |
 kJ | 4574 | 344 | 318 | 242 | 239 | 2397 | 2378 | 2170 | 1857 | 1574 | 1319 | 984 | 835 | 2209 | 2419 | 2389 | 2200 | 1980 | 2243 | 2118 | 2089 | 1402 | 1151 | 1134 |
Swell 2 Height (m) Direction Period (s) | SSW 16 | SSW 16 | SSW 15 | S 10 | WNW 24 | SSW 14 | SSW 14 | WNW 21 | WNW 20 | WNW 20 | WNW 18 | WNW 18 | WNW 17 | NW 9 | NW 9 | NW 8 | NW 8 | NW 8 | NNW 8 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 |
| kJ | 348 | 344 | 318 | 2 | 55 | 215 | 215 | 578 | 1195 | 1439 | 1816 | 2070 | 2256 | 612 | 505 | 401 | 266 | 206 | 92 | 105 | 105 | 110 | 118 | 116 |
Swell 3 Height (m) Direction Period (s) | S 10 | S 10 | S 10 | W 25 | S 10 | NW 23 | WNW 22 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | NW 10 | NNW 8 | SSW 14 | — | S 21 | S 21 | S 21 | S 21 |
| kJ | 2 | 2 | 2 | 12 | 2 | 140 | 311 | 215 | 163 | 160 | 160 | 158 | 156 | 154 | 149 | 147 | 104 | 79 | 105 | — | 9 | 9 | 9 | 9 |
Wind waves Height (m) Direction Period (s) | — | NW 12 | NW 12 | NW 11 | NW 11 | — | — | — | — | — | — | — | — | — | — | — | — | NW 8 | — | NNW 8 | NNW 8 | NNW 7 | NNW 7 | N 7 |
| kJ | — | 4201 | 3782 | 2917 | 2490 | — | — | — | — | — | — | — | — | — | — | — | — | 297 | — | 104 | 99 | 131 | 91 | 97 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 75 | 80 | 80 | 219 | 473 | 51 | 54 | 41 | 41 | 41 | 86 | 219 | 211 | 40 | 0 | 0 | 51 | 21 | 51 | 334 | 294 | 316 | 436 | 54 |
Best forecast wave conditions in Humboldt County | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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