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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 am Sunday 31 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
9.6° C
(Which is 2.8°C colder than average for this time of year)How big are the waves at Cape Mendocino today (31 May):
- Morning surf: Morning surf (31 May, local time) - 8ft (2.5m), 9s period with NW swell.
- Afternoon surf: Afternoon surf (31 May, local time) - 8ft (2.5m), 9s period with NW swell.
- Evening surf: Evening surf (31 May, local time) - 2.5ft (0.8m), 20s period with SSW swell.
The current surf forecast for Cape Mendocino at 3PM is: 2.5m 9s primary swell from a Northwest direction and 0.8m 21s secondary swell from a South-southwest direction, 0.3m 13s secondary swell from a South-southwest direction (forecast issued at 10:00am May 31). The wind direction is predicted to be cross-shore.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (31 May) | 8ft (2.5m) | 9s |
| Afternoon (31 May) | 8ft (2.5m) | 9s |
| Evening (31 May) | 2.5ft (0.8m) | 20s |
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 Mon morning, min 9°C on Sun morning). Mainly fresh winds. | ||||||||||||||||||||||||
Sunday 31 | Monday 1 | Tuesday 2 | Wed 3 | |||||||||||||||||||||
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 | 2 AM | 5 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
NW 9 | NW 9 | NW 9 | NW 9 | SSW 20 | SSW 20 | SSW 20 | SSW 19 | SSW 19 | SSW 18 | SSW 18 | SSW 18 | SSW 18 | SSW 18 | SSW 18 | SSW 17 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | |
1073 | 1058 | 1149 | 1247 | 437 | 485 | 485 | 708 | 694 | 637 | 508 | 497 | 651 | 644 | 637 | 629 | 601 | 566 | 552 | 539 | 532 | 532 | 525 | 525 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross | cross | cross | cross | cross | cross | cross | cross | cross-on | cross | cross | cross | cross | cross | cross | cross-on | cross-on | cross-on | cross | cross | cross-off | cross-off | cross | |
High Tide | 1:30PM1.27m | 11:28PM1.73m | 2:11PM1.27m | 00:03AM1.70m | 2:50PM1.27m | 00:41AM1.66m | ||||||||||||||||||
Low Tide | 6:27AM-0.27m | 6:02PM0.94m | 7:01AM-0.27m | 6:40PM0.98m | 7:37AM-0.26m | 7:19PM1.00m | ||||||||||||||||||
 | | | | |  | | | | | | | | |  | |  | |  | | |  | | | |
 | 5:50 | — | — | — | — | — | — | 5:48 | — | — | — | — | — | — | — | 5:48 | — | — | — | — | — | — | — | 5:48 |
 | — | — | — | — | 8:39 | — | — | — | — | — | — | — | 8:40 | — | — | — | — | — | — | — | 8:42 | — | — | 8:42 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 9 | 12 | 13 | 12 | 11 | 9 | 9 | 10 | 12 | 15 | 14 | 14 | 12 | 11 | 10 | 10 | 12 | 13 | 14 | 14 | 13 | 12 | 12 | 11 |
3 | 6 | 7 | 5 | 6 | 5 | 5 | 6 | 8 | 11 | 9 | 9 | 8 | 7 | 6 | 7 | 9 | 10 | 10 | 10 | 9 | 9 | 9 | 7 | |
Swell 1 Height (m) Direction Period (s) | SSW 22 | SSW 21 | SSW 21 | SSW 20 | WNW 11 | WNW 10 | WNW 10 | NNW 9 | NNW 9 | SSW 18 | SSW 18 | SSW 18 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 |
 kJ | 263 | 260 | 502 | 455 | 186 | 485 | 302 | 948 | 859 | 637 | 508 | 497 | 236 | 203 | 199 | 180 | 186 | 566 | 552 | 539 | 532 | 532 | 525 | 525 |
Swell 2 Height (m) Direction Period (s) | SSW 13 | SSW 18 | SSW 13 | SW 16 | SSW 20 | SSW 20 | SSW 20 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | SSW 15 | SSW 18 | SSW 18 | SSW 18 | SSW 17 | SSW 17 | WNW 8 | S 14 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 12 |
| kJ | 66 | 124 | 32 | 67 | 437 | 485 | 485 | 283 | 240 | 168 | 151 | 87 | 651 | 644 | 637 | 629 | 601 | 134 | 4 | 59 | 58 | 96 | 46 | 113 |
Swell 3 Height (m) Direction Period (s) | SSW 18 | SSW 13 | SSW 13 | SSW 13 | SW 16 | SSW 16 | SSW 16 | SSW 19 | SSW 19 | S 13 | SSW 15 | SSW 12 | S 13 | S 13 | S 13 | S 14 | S 14 | S 14 | S 12 | S 15 | SSW 22 | SSW 21 | WNW 12 | SSW 21 |
| kJ | 123 | 33 | 32 | 32 | 66 | 103 | 105 | 708 | 694 | 4 | 86 | 14 | 3 | 3 | 3 | 15 | 15 | 4 | 3 | 4 | 45 | 45 | 31 | 85 |
Wind waves Height (m) Direction Period (s) | NW 9 | NW 9 | NW 9 | NW 9 | NNW 9 | NNW 9 | NNW 9 | — | — | NNW 9 | NNW 9 | NW 9 | NNW 8 | NNW 8 | NNW 8 | NNW 8 | NNW 8 | NNW 7 | NW 7 | NNW 7 | NW 7 | NNW 7 | NW 6 | NW 6 |
| kJ | 1073 | 1058 | 1149 | 1247 | 1183 | 1146 | 1177 | — | — | 777 | 684 | 695 | 385 | 322 | 257 | 204 | 143 | 144 | 218 | 145 | 111 | 77 | 75 | 60 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 54 | 316 | 316 | 437 | 134 | 41 | 41 | 40 | 51 | 244 | 294 | 51 | 51 | 54 | 40 | 40 | 54 | 151 | 151 | 54 | 54 | 40 | 40 | 54 |
Best forecast wave conditions in Humboldt County | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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