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Harbor Entrance at Eureka Surf Forecast
/ CAL – Humboldt (25 breaks) / California (404 breaks) /
Surf Forecasts:
Harbor Entrance at Eureka surfForecast / CAL – Humboldt / USA
16 Day Weather and Surf, issued 4 pm Thursday 07 May 2026 PDTForecast update in hr min s Forecast update imminent
Harbor Entrance at Eureka surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Harbor Entrance at Eureka sea temperature is
11.8° C
(Which is normal for this time of year)Best Forecast Surf Conditions for Harbor Entrance at Eureka this week:
The surf forecast for Harbor Entrance at Eureka over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Thursday (May 07) at 11PM. The primary swell is predicted to be 1.1m and 11s period with a secondary swell of 0.9m and 7s. The wind is predicted to be glassy as the swell arrives.
The most powerful waves expected at Harbor Entrance at Eureka in the next 16 days are 1.4m 12s and forecast to arrive on Saturday (May 09) at 11PM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.6m 6s period and expected on Thursday (May 14) at 5PM.
| Wave Type | Time (PDT) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 11PM (Thu 7th May) | 3.5ft (1.1m) 11s |
| Best Surf | 2AM (Mon 11th May) | 7ft (2.1m) 7s |
| Most Powerful | 11PM (Sat 9th May) | 4.5ft (1.4m) 12s |
Table - best surf conditions forecast for Harbor Entrance at Eureka over the next 16 days.
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Very mild (max 12°C on Thu afternoon, min 9°C on Fri night). Wind will be generally light. | Days 5-7 Weather SummaryMostly dry. Very mild (max 16°C on Tue morning, min 10°C on Sun night). Wind will be generally light. | ||||||||||||||||||||
Thu 7 | Friday 8 | Saturday 9 | Sunday 10 | Monday 11 | Tuesday 12 | Wednesday 13 | |||||||||||||||
PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | |
Swell Height Map |  |  |  |  |  |  |  |  | |||||||||||||
WNW 11 | WNW 11 | WNW 10 | WNW 16 | WNW 15 | WNW 14 | WNW 13 | W 11 | W 12 | W 11 | NNW 7 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 12 | W 12 | W 11 | WNW 10 | |
359 | 286 | 157 | 217 | 188 | 226 | 356 | 510 | 390 | 351 | 482 | 431 | 423 | 455 | 331 | 259 | 225 | 240 | 347 | 242 | 141 | |
Wind (km/h) | |||||||||||||||||||||
on | cross-on | cross-on | cross-on | glassy | on | cross-on | cross-on | on | cross-on | glassy | cross-on | cross-on | glassy | cross | cross-on | glassy | cross | glassy | glassy | cross-on | |
High Tide | 5:56PM1.30m | 3:45AM1.63m | 6:50PM1.34m | 4:48AM1.52m | 7:36PM1.42m | 6:06AM1.43m | 8:14PM1.53m | 7:30AM1.38m | 8:48PM1.67m | 8:48AM1.38m | 9:20PM1.83m | 9:57AM1.42m | 9:53PM1.98m | 11:00AM1.47m | |||||||
Low Tide | 10:31PM1.19m | 11:41AM0.13m | 11:43PM1.17m | 12:33PM0.20m | 1:02AM1.07m | 1:26PM0.26m | 2:13AM0.88m | 2:15PM0.33m | 3:14AM0.62m | 3:02PM0.42m | 4:06AM0.32m | 3:47PM0.53m | 4:55AM0.02m | ||||||||
 |  |  | |  | | | | | | | | | | | | | | | | | |
 | — | — | 6:07 | — | — | 6:05 | — | — | 6:05 | — | — | 6:03 | — | — | 6:03 | — | — | 6:01 | — | — | 6:01 |
 | 8:19 | — | — | 8:20 | — | — | 8:21 | — | — | 8:22 | — | — | 8:22 | — | — | 8:23 | — | — | 8:24 | — | 8:25 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 12 | 11 | 11 | 11 | 10 | 12 | 12 | 11 | 12 | 12 | 12 | 13 | 13 | 14 | 16 | 15 | 13 | 14 | 14 | 12 | 14 |
10 | 9 | 8 | 7 | 7 | 10 | 9 | 9 | 10 | 9 | 10 | 11 | 11 | 14 | 15 | 14 | 13 | 13 | 12 | 12 | 13 | |
Swell 1 Height (m) Direction Period (s) | WNW 11 | WNW 11 | WNW 10 | WNW 10 | NNW 7 | W 11 | WNW 13 | W 11 | W 12 | W 11 | WNW 11 | WNW 11 | WNW 11 | NNW 8 | NNW 8 | NNW 8 | NNW 7 | WNW 12 | W 12 | W 11 | WNW 10 |
 kJ | 359 | 286 | 157 | 109 | 45 | 223 | 356 | 510 | 390 | 351 | 376 | 431 | 423 | 296 | 186 | 161 | 101 | 240 | 347 | 242 | 141 |
Swell 2 Height (m) Direction Period (s) | NNW 7 | NNW 7 | WNW 16 | WNW 16 | WNW 15 | WNW 14 | WSW 10 | SW 16 | SW 18 | SSW 18 | SW 15 | SW 16 | SSW 16 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | NNW 7 | NNW 7 | NNW 7 | NNW 7 |
| kJ | 78 | 86 | 100 | 217 | 188 | 226 | 163 | 261 | 323 | 280 | 171 | 258 | 226 | 455 | 331 | 259 | 225 | 72 | 57 | 40 | 31 |
Swell 3 Height (m) Direction Period (s) | SW 14 | SSW 13 | SW 13 | SW 13 | WNW 9 | SSW 18 | SSW 19 | SSW 20 | SSW 12 | SW 11 | SSW 18 | SW 11 | SW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 13 | SSW 18 |
| kJ | 162 | 120 | 85 | 84 | 55 | 123 | 251 | 75 | 14 | 5 | 178 | 5 | 261 | 326 | 142 | 188 | 188 | 140 | 125 | 120 | 174 |
Wind waves Height (m) Direction Period (s) | — | — | NNW 8 | NNW 7 | — | NNW 6 | NW 6 | NNW 6 | NNW 6 | NNW 6 | NNW 7 | NNW 7 | NNW 7 | — | — | — | S 4 | S 4 | SSW 5 | S 5 | S 5 |
| kJ | — | — | 64 | 62 | — | 47 | 72 | 107 | 155 | 197 | 482 | 198 | 242 | — | — | — | 9 | 9 | 52 | 21 | 36 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 88 | 52 | 112 | 464 | 0 | 112 | 465 | 27 | 85 | 362 | 0 | 109 | 83 | 0 | 88 | 4 | 0 | 21 | 0 | 0 | 203 |
Best forecast wave conditions in Humboldt County | |||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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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 Harbor Entrance at Eureka 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 Harbor Entrance at Eureka Surf forecast
The above surf forecast table for Harbor Entrance at Eureka provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Harbor Entrance at Eureka can be found by selecting the local surf guide option on the grey menu. Our Harbor Entrance at Eureka 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 (Harbor Entrance at Eureka) 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 Harbor Entrance at Eureka 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.
Harbor Entrance at Eureka is 8 km (5 miles) from Eureka. If you plan a vacation in Humboldt County, look for hotels and other accommodation in Eureka. Eureka has rooms for a wide range of budgets as well as car hire and transport links.
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