Using Surf-Forecast’s Historical Surf Data To Find The Most Consistent Waves On Earth
Using our statistical data for 7000 spots dating back to 2006, we can find those waves that break the most, with the best winds.
Surf Forecasts:
Harbor Entrance at Eureka surfForecast / CAL – Humboldt / USA
48hr Weather and Surf, issued 9 pm Monday 22 Dec 2025 PSTForecast 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
12.5° C
(Which is 1.0°C warmer than normal for this time of year)How big are the waves at Harbor Entrance at Eureka today?
The current surf forecast for Harbor Entrance at Eureka at 4AM is: 2.5m 11s primary swell from a West-northwest direction (forecast issued at 09:00pm December 22). An open ocean swell of 0.6m 7s is not directed at the surf break. The wind direction is predicted to be glassy and the swell rating is 4.
| Time (PST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 Dec) | 10ft (3.0m) | 12s |
| Afternoon (23 Dec) | 10ft (3.0m) | 12s |
| Evening (23 Dec) | 8ft (2.5m) | 12s |
Table - waves today at Harbor Entrance at Eureka. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Mon 22 | Tuesday 23 | Wednesday 24 | Thursday 25 | |||||||||||||||||||||
| 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |   |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 10 | 12 | 11 | 11 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 11 | 11 | 11 | 10 | 10 | 10 | 13 | 13 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 346 | 948 | 1281 | 1627 | 1933 | 2135 | 2171 | 2033 | 2047 | 1799 | 1633 | 1223 | 1423 | 780 | 1087 | 792 | 595 | 487 | 319 | 260 | 173 | 124 | 222 | 265 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | off | cross- off | cross- off | glass | cross- off | cross- on | cross | cross- on | cross | off | off | off | cross- on | off | off | off | off | off | cross- off | off | cross- off | cross- off | cross- off | cross- off |
High Tide / height (m) | 2:36AM 1.44 | 12:47PM 1.88 | 3:11AM 1.49 | 1:31PM 1.77 | 3:47AM 1.55 | 2:23PM 1.62 | ||||||||||||||||||
Low Tide / height (m) | 7:48PM -0.23 | 7:28AM 1.11 | 8:25PM -0.18 | 8:19AM 1.07 | 9:02PM -0.09 | 9:18AM 1.00 | ||||||||||||||||||
Mon 22 | Tuesday 23 | Wednesday 24 | Thursday 25 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | 7:37 | - | - | - | - | - | - | - | 7:37 | - | - | - | - | - | - | - | 7:39 | - | - |
| Sunset | - | - | - | - | - | - | - | 4:52 | - | - | - | - | - | - | - | 4:53 | - | - | - | - | - | - | - | 4:53 |
 | | | |  |  | | | | |  | | |  |  |  |  | | | |  | | | | |
Rain (mm) | - | - | - | - | 1 | 4 | 5 | 3 | 2 | - | 7 | 5 | 9 | 1 | - | - | - | 1 | 1 | 5 | 6 | 1 | 2 | 1 |
| Temp. °C | 11 | 10 | 10 | 10 | 10 | 9 | 10 | 9 | 10 | 14 | 14 | 16 | 8 | 9 | 13 | 13 | 10 | 9 | 10 | 11 | 11 | 11 | 11 | 11 |
| Feels °C (?) | 9 | 8 | 8 | 8 | 8 | 7 | 8 | 6 | 8 | 10 | 10 | 10 | -3 | 5 | 9 | 10 | 7 | 6 | 5 | 4 | 1 | 1 | 2 | 3 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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