Surf Forecasts:
Harbor Entrance at Eureka surf forecast from 11 Jun 2026:
- Best quality surf: Friday 12 Jun, 11PM (local time) - 11ft (3.5m), 9s period, NNW swell with glassy winds.
- Most powerful swell: Friday 12 Jun, 11PM (local time) - 11ft (3.5m), 9s period, NNW swell with 1,835 kJ wave energy.
- Next surfable swell (1★+): Friday 12 Jun, 11PM (local time) - 11ft (3.5m), 9s period with NNW swell.
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 Friday (Jun 12) at 11PM. The primary swell is predicted to be 3.5m and 9s period. 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 3.5m 9s and forecast to arrive on Friday (Jun 12) at 11PM. Winds are predicted to be glassy at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.3m 18s period and expected on Wednesday (Jun 10) at 8PM.
| Wave Type | Time (PDT) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 11PM (Fri 12th Jun) | 11ft (3.5m) 9s |
| Best Surf | 11PM (Fri 12th Jun) | 11ft (3.5m) 9s |
| Most Powerful | 11PM (Fri 12th Jun) | 11ft (3.5m) 9s |
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 15°C on Sat morning, min 10°C on Wed night). Wind will be generally light. | Days 5-7 Weather SummaryMostly dry. Very mild (max 15°C on Sat afternoon, min 11°C on Mon night). Wind will be generally light. | ||||||||||||||||||||
Wed 10 | Thursday 11 | Friday 12 | Saturday 13 | Sunday 14 | Monday 15 | Tuesday 16 | |||||||||||||||
PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | |
Swell Height Map |  |  |  |  |  |  |  |  | |||||||||||||
Wave Height (m) Direction Period (s) | WNW 10 | NNW 8 | NNW 7 | NNW 8 | NNW 8 | NNW 8 | NNW 8 | NNW 9 | NNW 8 | NNW 9 | NNW 9 | NNW 8 | NW 8 | NW 8 | SW 24 | NW 8 | SW 21 | NNW 9 | SW 19 | NNW 9 | NNW 9 |
Wave Graph  | |||||||||||||||||||||
 kJ | 670 | 604 | 559 | 616 | 845 | 629 | 1006 | 1604 | 890 | 1084 | 1084 | 567 | 428 | 371 | 444 | 428 | 890 | 773 | 834 | 1474 | 1302 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | glassy | cross-on | cross | glassy | cross-on | on | cross-on | on |
High Tide | 8:22PM1.99m | 9:48AM1.25m | 9:04PM2.13m | 10:58AM1.33m | 9:49PM2.26m | 11:59AM1.41m | 10:36PM2.35m | 12:55PM1.47m | 11:26PM2.40m | 1:47PM1.52m | 00:17AM2.39m | 2:36PM1.56m | 1:09AM2.31m | ||||||||
Low Tide | 2:04PM0.62m | 3:41AM0.10m | 2:56PM0.77m | 4:34AM-0.19m | 3:50PM0.88m | 5:26AM-0.43m | 4:44PM0.96m | 6:16AM-0.59m | 5:38PM0.99m | 7:06AM-0.68m | 6:32PM1.00m | 7:55AM-0.68m | 7:28PM0.99m | 8:43AM-0.60m | |||||||
 |  | | | | | | | | | | |  | | | | | | | | | |
 | — | — | 5:45 | — | — | 5:45 | — | — | 5:45 | — | — | 5:45 | — | — | 5:45 | — | — | 5:45 | — | — | 5:45 |
 | 8:46 | — | — | 8:47 | — | — | 8:47 | — | — | 8:49 | — | — | 8:49 | — | — | 8:49 | — | — | 8:50 | — | 8:50 |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 11 | 10 | 12 | 12 | 12 | 13 | 13 | 11 | 15 | 15 | 13 | 14 | 13 | 13 | 15 | 15 | 13 | 15 | 15 | 13 | 13 |
Feels °C | 6 | 5 | 8 | 8 | 9 | 10 | 10 | 9 | 13 | 14 | 12 | 11 | 10 | 12 | 14 | 13 | 12 | 14 | 14 | 12 | 11 |
Swell 1 Height (m) Direction Period (s) | WNW 10 | WNW 9 | SSW 16 | SSW 16 | WNW 10 | WNW 10 | SSW 14 | SSW 14 | SSW 13 | NNW 9 | NNW 9 | NNW 8 | NW 8 | NW 8 | NNW 8 | NW 8 | NNW 8 | NNW 9 | NNW 9 | SW 19 | SW 18 |
| kJ | 670 | 271 | 547 | 540 | 159 | 140 | 301 | 215 | 141 | 1084 | 1084 | 567 | 428 | 371 | 374 | 428 | 667 | 773 | 803 | 959 | 628 |
Swell 2 Height (m) Direction Period (s) | SSW 18 | SSW 17 | WNW 10 | WNW 10 | SSW 15 | SSW 14 | SSW 20 | SSW 19 | S 19 | SSW 13 | SSW 13 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SW 21 | SW 21 | SW 19 | SSW 13 | SSW 14 |
| kJ | 929 | 711 | 167 | 106 | 339 | 218 | 38 | 125 | 178 | 137 | 181 | 269 | 269 | 253 | 225 | 169 | 890 | 533 | 834 | 137 | 195 |
Swell 3 Height (m) Direction Period (s) | SW 13 | NW 15 | — | NW 13 | WNW 13 | S 21 | WNW 11 | — | S 18 | SSW 18 | SSW 18 | SSW 13 | SSW 13 | S 12 | SW 24 | SW 23 | SSW 14 | SSW 14 | SSW 13 | S 16 | W 9 |
| kJ | 43 | 54 | — | 44 | 35 | 36 | 95 | — | 169 | 249 | 243 | 135 | 131 | 75 | 444 | 341 | 276 | 189 | 187 | 79 | 6 |
Wind waves Height (m) Direction Period (s) | N 6 | NNW 8 | NNW 7 | NNW 8 | NNW 8 | NNW 8 | NNW 8 | NNW 9 | NNW 8 | — | — | — | — | — | — | — | — | — | — | NNW 9 | NNW 9 |
| kJ | 91 | 604 | 559 | 616 | 845 | 629 | 1006 | 1604 | 890 | — | — | — | — | — | — | — | — | — | — | 1474 | 1302 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 345 | 464 | 56 | 324 | 467 | 73 | 251 | 109 | 18 | 83 | 83 | 0 | 83 | 0 | 0 | 83 | 83 | 0 | 83 | 83 | 0 |
Best forecast wave conditions in Humboldt County | |||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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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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