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Trinidad State Beach Surf Forecast
/ CAL – Humboldt (25 breaks) / California (404 breaks) /
Surf Forecasts:
Trinidad State Beach surfForecast / CAL – Humboldt / USA
16 Day Weather and Surf, issued 10 pm Saturday 16 May 2026 PDTForecast update in hr min s Forecast update imminent
Trinidad State Beach surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Trinidad State Beach sea temperature is
12.0° C
(Which is normal for this time of year)Best Forecast Surf Conditions for Trinidad State Beach this week:
The surf forecast for Trinidad State Beach over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Monday (May 18) at 2AM. The primary swell is predicted to be 2.4m and 9s period with a secondary swell of 0.9m and 11s. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Trinidad State Beach in the next 16 days are 4.0m 10s and forecast to arrive on Saturday (May 23) at 11PM. Winds are predicted to be cross-offshore at the time the swell arrives.
| Wave Type | Time (PDT) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 2AM (Mon 18th May) | 8ft (2.4m) 9s |
| Best Surf | 2AM (Mon 18th May) | 8ft (2.4m) 9s |
| Most Powerful | 11PM (Sat 23rd May) | 13ft (4.0m) 10s |
Table - best surf conditions forecast for Trinidad State Beach over the next 16 days.
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Very mild (max 16°C on Tue afternoon, min 8°C on Sat night). Winds decreasing (strong winds from the NNW on Sun afternoon, calm by Mon morning). | Days 5-7 Weather SummaryMostly dry. Very mild (max 17°C on Thu morning, min 11°C on Tue night). Winds increasing (light winds from the NE on Tue night, fresh winds from the NNW by Wed afternoon). | ||||||||||||||||||||
Sunday 17 | Monday 18 | Tuesday 19 | Wednesday 20 | Thursday 21 | Friday 22 | Sat 23 | |||||||||||||||
Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | |
Swell Height Map |  |  |  |  |  |  |  |  | |||||||||||||
NW 8 | NW 12 | NW 8 | NW 9 | NW 8 | NW 8 | NW 8 | NW 14 | WNW 13 | WNW 13 | NW 8 | NW 9 | WNW 11 | NNW 9 | NW 9 | NNW 8 | NW 9 | NW 9 | NW 9 | NW 9 | NW 9 | |
1350 | 1943 | 1949 | 841 | 542 | 1231 | 929 | 2356 | 841 | 721 | 711 | 1635 | 699 | 676 | 1900 | 844 | 1070 | 1747 | 1477 | 1312 | 2247 | |
Wind (km/h) | |||||||||||||||||||||
cross | cross | cross | cross-off | cross | cross | cross-off | cross-on | cross | cross-off | cross | cross | cross-off | cross | cross | cross-off | cross-on | cross-on | cross-off | glassy | cross-on | |
High Tide | 11:37PM2.38m | 1:29PM1.71m | 00:23AM2.39m | 2:23PM1.69m | 1:12AM2.34m | 3:18PM1.67m | 2:04AM2.23m | 4:16PM1.64m | 3:02AM2.05m | 5:15PM1.65m | 4:07AM1.84m | 6:13PM1.68m | 5:20AM1.63m | 7:06PM1.75m | |||||||
Low Tide | 6:45AM-0.66m | 6:24PM0.77m | 7:35AM-0.70m | 7:15PM0.82m | 8:27AM-0.65m | 8:10PM0.86m | 9:20AM-0.54m | 9:13PM0.87m | 10:16AM-0.40m | 10:26PM0.86m | 11:13AM-0.22m | 11:47PM0.78m | 12:09PM-0.04m | ||||||||
 | | |  | | | | | | | | | | | | |  | | | | | |
 | — | 5:56 | — | — | 5:56 | — | — | 5:54 | — | — | 5:54 | — | — | 5:52 | — | — | 5:52 | — | — | 5:52 | — |
 | 8:28 | — | 8:29 | — | — | 8:30 | — | — | 8:30 | — | — | 8:31 | — | — | 8:32 | — | — | 8:34 | — | — | 8:35 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 10 | 13 | 14 | 12 | 15 | 15 | 12 | 15 | 16 | 12 | 15 | 16 | 13 | 17 | 17 | 13 | 15 | 16 | 12 | 15 | 16 |
3 | 4 | 5 | 5 | 10 | 9 | 8 | 12 | 12 | 9 | 11 | 10 | 9 | 13 | 12 | 11 | 13 | 12 | 11 | 14 | 15 | |
Swell 1 Height (m) Direction Period (s) | SW 14 | SW 14 | SW 14 | NW 9 | NW 8 | WNW 16 | NW 8 | NW 14 | WNW 13 | NW 8 | WNW 12 | WNW 11 | NNW 8 | WNW 11 | SW 19 | NNW 8 | NW 9 | SW 18 | NW 9 | NW 9 | SW 16 |
 kJ | 54 | 33 | 32 | 841 | 542 | 298 | 929 | 2356 | 841 | 686 | 374 | 571 | 699 | 610 | 96 | 844 | 1070 | 109 | 1477 | 1312 | 89 |
Swell 2 Height (m) Direction Period (s) | — | SW 18 | SW 18 | WNW 11 | WNW 18 | WSW 16 | WNW 15 | SW 16 | SW 16 | WNW 13 | SW 21 | SW 16 | WNW 11 | SW 19 | SW 15 | WNW 10 | SW 18 | SW 14 | SW 15 | SW 16 | — |
| kJ | — | 13 | 12 | 176 | 62 | 26 | 696 | 41 | 42 | 721 | 117 | 63 | 674 | 184 | 35 | 346 | 150 | 54 | 56 | 86 | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | SW 14 | SW 13 | SSW 13 | WNW 11 | WSW 24 | SW 24 | SW 16 | SW 16 | WSW 21 | SW 15 | SW 15 | — | SW 15 | — | — | SW 18 | — | — |
| kJ | — | — | — | 29 | 28 | 17 | 170 | 54 | 22 | 68 | 39 | 45 | 79 | 34 | — | 83 | — | — | 12 | — | — |
Wind waves Height (m) Direction Period (s) | NW 8 | NW 12 | NW 8 | — | — | NW 8 | — | — | NW 8 | — | NW 8 | NW 9 | — | NNW 9 | NW 9 | — | — | NW 9 | — | — | NW 9 |
| kJ | 1350 | 1943 | 1949 | — | — | 1231 | — | — | 532 | — | 711 | 1635 | — | 676 | 1900 | — | — | 1747 | — | — | 2247 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 141 | 390 | 493 | 0 | 485 | 493 | 0 | 321 | 493 | 0 | 304 | 321 | 0 | 252 | 160 | 0 | 252 | 117 | 0 | 0 | 116 |
Best forecast wave conditions in Humboldt County | |||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||
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FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Trinidad State Beach surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
Information about the Trinidad State Beach Surf forecast
The above surf forecast table for Trinidad State Beach provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Trinidad State Beach can be found by selecting the local surf guide option on the grey menu. Our Trinidad State Beach surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Trinidad State Beach) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).
Further information to help with frequently asked questions about our surf forecast for Trinidad State Beach may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.
Trinidad State Beach is 14 km (9 miles) from McKinleyville. If you plan a vacation in Humboldt County, look for hotels and other accommodation in McKinleyville. McKinleyville has rooms for a wide range of budgets as well as car hire and transport links.
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