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:
Oceanside Harbor surfForecast / CAL – San Diego County / USA
48hr Weather and Surf, issued 9 pm Tuesday 30 Dec 2025 PSTForecast update in hr min s Forecast update imminent
Oceanside Harbor surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Oceanside Harbor sea temperature is
16.9° C
(Which is 1.9°C warmer than normal for this time of year)Nearby Cam: 2km away, The Rooftop Bar (Fixed Wide West) | Oceanside, CA | San Diego Web Cam
How big are the waves at Oceanside Harbor today?
The current surf forecast for Oceanside Harbor at 2AM is: 0.1m 15s primary swell from a Southwest direction and 0.1m 13s secondary swell from a South direction, 0.1m 15s secondary swell from a West direction (forecast issued at 09:00pm December 30). The wind direction is predicted to be glassy.
| Time (PST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (31 Dec) | 0.5ft (0.2m) | 13s |
| Afternoon (31 Dec) | 3.5ft (1.1m) | 6s |
| Evening (31 Dec) | 2.5ft (0.8m) | 5s |
Table - waves today at Oceanside Harbor. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Tue 30 | Wednesday 31 | Thursday 01 | Friday 02 | |||||||||||||||||||||
| 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) (?) | 15 | 14 | 15 | 15 | 14 | 13 | 4 | 6 | 6 | 12 | 12 | 8 | 8 | 6 | 8 | 8 | 8 | 7 | 7 | 12 | 12 | 12 | 18 | 18 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 8 | 8 | 8 | 4 | 15 | 18 | 40 | 77 | 52 | 30 | 29 | 138 | 131 | 123 | 153 | 124 | 93 | 70 | 51 | 47 | 46 | 45 | 49 | 49 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | off | cross- off | glass | off | off | off | cross- on | glass | cross- off | cross- off | cross- off | cross | cross | cross- on | cross- on | on | glass | cross | glass | glass | off | cross- off | on | cross- on |
High Tide / height (m) | 6:52PM 1.41 | 5:46AM 2.37 | 7:51PM 1.50 | 6:36AM 2.50 | 8:40PM 1.56 | 7:25AM 2.58 | ||||||||||||||||||
Low Tide / height (m) | 11:08PM 1.06 | 1:16PM 0.09 | 12:07AM 1.07 | 2:04PM -0.07 | 1:02AM 1.06 | 2:50PM -0.16 | ||||||||||||||||||
Tue 30 | Wednesday 31 | Thursday 01 | Friday 02 | |||||||||||||||||||||
| Sunrise | - | - | - | - | 6:52 | - | - | - | - | - | - | - | 6:52 | - | - | - | - | - | - | - | 6:52 | - | - | - |
| Sunset | - | - | - | - | - | - | - | 4:52 | - | - | - | - | - | - | - | 4:52 | - | - | - | - | - | - | - | 4:53 |
 |  | | |  | |  | | |  | | | | | | | |  | | |  | | | | |
Rain (mm) | - | - | - | - | - | - | 1 | 1 | - | 1 | 2 | 1 | 2 | 3 | 2 | 2 | 1 | - | - | - | - | - | - | - |
| Temp. °C | 23 | 22 | 21 | 21 | 19 | 20 | 16 | 16 | 17 | 15 | 15 | 16 | 17 | 17 | 17 | 17 | 17 | 17 | 18 | 17 | 17 | 19 | 20 | 19 |
| Feels °C (?) | 18 | 17 | 19 | 16 | 15 | 18 | 14 | 17 | 16 | 13 | 13 | 14 | 16 | 15 | 15 | 17 | 19 | 18 | 19 | 17 | 16 | 19 | 20 | 19 |
- 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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