Fort Sebastian Surf Break

Lat Long: 4.98° N 1.64° W

Fort Sebastian 48 hour detailed Surf Forecast

Issued: 11 pm 17 Aug 2026 (local time)

Forecast update in  hr  min

Today's Fort Sebastian sea temperature is
24.0° C
0.4° 

Fort Sebastian surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Fort Sebastian today (18 Aug):

  • Morning surf: Morning surf (18 Aug, local time) - 5ft (1.6m), 16s period with SSW swell.
  • Afternoon surf: Afternoon surf (18 Aug, local time) - 5ft (1.6m), 16s period with SSW swell.
  • Evening surf: Evening surf (18 Aug, local time) - 5ft (1.6m), 15s period with SSW swell.

The current surf forecast for Fort Sebastian at 7AM is: 1.5m 15s primary swell from a South-southwest direction and 0.7m 5s secondary swell from a South-southwest direction (forecast issued at 11:00pm August 17). The wind direction is predicted to be cross-shore.

Time (GMT) & DateWave HeightWave Period
Morning (18 Aug)5ft (1.6m)16s
Afternoon (18 Aug)5ft (1.6m)16s
Evening (18 Aug)5ft (1.6m)15s

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


Short Range Forecast

Some drizzle, heaviest during Wed afternoon. Warm (max 27°C on Wed morning, min 23°C on Mon night). Wind will be generally light.

Tuesday
18
Wednesday
19
9 PM
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
Rating
(10 max)
2
2
2
2
3
2
1
1
3
2
2
2
2
0
0
0
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.5
SSW
14
1.5
SSW
14
1.4
SSW
14
1.4
SSW
14
1.6
SSW
16
1.6
SSW
16
1.6
SSW
16
1.6
SSW
16
1.6
SSW
15
1.6
SSW
15
1.6
SSW
15
1.6
SSW
14
1.6
SSW
14
1.5
SSW
14
1.5
SSW
14
1.4
SSW
14
1.4
SSW
14
Wave Graph
Metric surfscale
Energy kJ
862
874
756
756
1224
1255
1239
1178
1103
1074
1045
1031
1031
899
850
731
721
Wind (km/h)
10
SW
10
SW
10
WSW
5
W
5
SW
15
SSW
15
SSW
15
SSW
10
SW
10
SW
10
WSW
15
SW
15
WSW
15
SW
20
SW
20
SW
10
SW
Wind State
cross-on
cross-on
cross
cross
cross-on
on
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
High Tide
7:05PM1.28m
7:26AM1.42m
7:45PM1.17m
7:58AM1.30m
8:32PM1.06m
Low Tide
00:57AM0.36m
1:41PM0.42m
1:33AM0.48m
2:26PM0.47m
clear
clear
part cloud
clear
part cloud
part cloud
part cloud
clear
clear
part cloud
cloud
part cloud
cloud
part cloud
rain showers
clear
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:01
6:01
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:17
6:17
 mm
1
Temp °C
24
24
24
23
25
26
26
25
24
24
24
24
25
27
26
25
24
Feels °C
27
27
28
26
28
27
27
27
27
27
27
26
27
28
26
25
26
  • 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
How to use the Wavefinder 

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 Fort 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.


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