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Surf Forecasts:

Cape Sebastian surfForecast / Oregon South / USA

information circle48hr Weather and Surf, issued 4 pm Wednesday 18 Mar 2026 PDT
Forecast 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
11.6° C
 (Which is slightly warmer than usual)

How big are the waves at Cape Sebastian today?

The current surf forecast for Cape Sebastian at 8PM is: 1.4m 11s primary swell from a West-southwest direction and 0.7m 15s secondary swell from a Southwest direction (forecast issued at 04:00pm March 18). The wind direction is predicted to be offshore and the swell rating is 3.

Time (PDT) & DateWave HeightWave Period
Morning (18 Mar)--
Afternoon (18 Mar)5ft (1.5m)11s
Evening (18 Mar)4.5ft (1.4m)11s

Table - waves today at Cape Sebastian. (Swell directed towards the surf break)

Updates in  hr  min  s Forecast update imminent 
16 DaysHourly
Print Table
Wednesday
18
Thursday
19
Friday
20
Saturday
21
2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM
Rating
(10 max)
2
3
3
3
2
3
2
3
2
3
3
3
3
3
3
3
3
4
2
2
2
1
0
1
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
1.6
W
1.5
W
1.4
WSW
1.3
WSW
1.3
WSW
1.2
WSW
1.2
WSW
1.2
WSW
1.1
NW
1.1
NW
1.1
NW
1.1
NW
1.1
NW
1.1
NW
1.1
NW
1.2
WSW
1.2
WSW
1.3
W
1.2
W
1.2
W
1
W
1
NW
0.6
SSW
1.6
NW
Period(s) (?)12111110101010101212121211111112111211111110167
Wave
Graph
(?)Metric surfscale
Energy kJ (?)699555469385363306300288309349349343325273268404376457350338238216180258
Wind
(km/h)
10
W
10
NNW
10
N
5
NNE
5
ESE
5
ENE
5
ESE
5
SW
5
W
0
WNW
5
NNE
5
NE
5
ENE
5
NNE
10
NNE
10
NNW
15
NW
15
NNW
20
NNW
20
NNW
20
NNW
30
NNW
35
N
30
N
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
on		cross-
off		offoffcrossglasscrossglasscross-
on		glassglassglassglassoffoffcross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off
High Tide
/ height (m)
12:01PM
2.66
12:32AM
2.72
12:49PM
2.64
1:01AM
2.84
1:38PM
2.57
1:33AM
2.92
Low Tide
/ height (m)
6:17PM
0.62
6:43AM
0.68
6:50PM
0.74
7:26AM
0.49
7:25PM
0.90
8:12AM
0.36
Wednesday
18
Thursday
19
Friday
20
Saturday
21
Sunrise------7:22-------7:20-------7:18-
Sunset-7:27-------7:28-------7:29------
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
clear
cloud
cloud
part cloud
cloud
cloud
cloud
cloud
cloud
part cloud
clear
Rain (mm)
------------------------
Temp. °C15141315151415192019171716161518171513121110910
Feels °C (?)1312101212111216171715151313121515131087423
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder

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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 Cape Sebastian 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.

View detailed surf forecast for Cape Sebastian at:
surf-forecast.com

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