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Surf Forecasts:
Cape Sebastian surfForecast / Oregon South / USA
48hr Weather and Surf, issued 3 am Wednesday 10 Dec 2025 PSTForecast update in hr min s Forecast update imminent
Cape Sebastian surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Cape Sebastian sea temperature is
12.1° C
(Which is slightly warmer than usual)How big are the waves at Cape Sebastian today?
The current surf forecast for Cape Sebastian at 7AM is: 2.5m 12s primary swell from a West-northwest direction and 0.2m 12s secondary swell from a South-southwest direction (forecast issued at 03:00am December 10). The wind direction is predicted to be cross-onshore.
| Time (PST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (10 Dec) | 8ft (2.4m) | 12s |
| Afternoon (10 Dec) | 8ft (2.5m) | 12s |
| Evening (10 Dec) | 8ft (2.5m) | 13s |
Table - waves today at Cape Sebastian. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Wednesday 10 | Thursday 11 | Friday 12 | ||||||||||||||||||||||
| 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 | 7 PM | 10 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    | |||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 13 | 13 | 12 | 12 | 12 | 12 | 13 | 13 | 14 | 14 | 15 | 15 | 15 | 15 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 12 | 12 | 12 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 2477 | 2144 | 1869 | 1731 | 1592 | 1660 | 2268 | 2338 | 2707 | 3119 | 3387 | 3387 | 3058 | 2976 | 2523 | 2265 | 1956 | 1641 | 1452 | 1279 | 1109 | 947 | 807 | 569 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | on | cross- on | on | cross- on | glass | glass | off | off | off | off | off | cross- off | cross- off | off | cross- off | cross- off | off | off | off | cross- off | cross- off | off | cross- off |
High Tide / height (m) | 4:23AM 2.46 | 3:24PM 2.36 | 5:12AM 2.49 | 4:37PM 2.12 | 5:58AM 2.53 | 6:00PM 1.96 | ||||||||||||||||||
Low Tide / height (m) | 9:57AM 1.48 | 10:13PM 0.61 | 11:15AM 1.38 | 11:01PM 0.85 | 12:30PM 1.22 | |||||||||||||||||||
Wednesday 10 | Thursday 11 | Friday 12 | ||||||||||||||||||||||
| Sunrise | - | - | - | 7:35 | - | - | - | - | - | - | - | 7:35 | - | - | - | - | - | - | - | 7:37 | - | - | - | - |
| Sunset | - | - | - | - | - | 4:45 | - | - | - | - | - | - | - | 4:45 | - | - | - | - | - | - | - | 4:45 | - | - |
 | |  |  | | |  | | | | |  | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 14 | 14 | 13 | 14 | 14 | 13 | 13 | 12 | 12 | 12 | 12 | 14 | 16 | 15 | 14 | 13 | 13 | 13 | 13 | 15 | 18 | 18 | 15 | 14 |
| Feels °C (?) | 13 | 14 | 12 | 14 | 14 | 13 | 14 | 11 | 11 | 10 | 10 | 12 | 13 | 12 | 11 | 11 | 11 | 10 | 10 | 13 | 15 | 15 | 12 | 11 |
- 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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