Fort Sebastian Surf Break

Lat Long: 4.98° N 1.64° W

Fort Sebastian 48 hour detailed Surf Forecast

Issued: 11 am 18 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 7PM is: 1.6m 15s primary swell from a South-southwest direction and 0.6m 6s secondary swell from a South direction, 0.5m 5s secondary swell from a Southwest direction (forecast issued at 11:00am August 18). The wind direction is predicted to be cross-onshore.

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

Light rain (total 3mm), mostly falling on Tue afternoon. Warm (max 27°C on Tue afternoon, min 23°C on Wed night). Wind will be generally light.

Tue
18
Wednesday
19
Thursday
20
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
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
Rating
(10 max)
3
1
1
1
2
2
2
2
2
0
0
0
1
1
2
2
2
0
1
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
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
1.4
SSW
14
1.3
SSW
14
1.3
SSW
14
1.3
SSW
13
1.2
SSW
13
1.2
SSW
13
1.2
SSW
13
1.1
SSW
13
Wave Graph
Metric surfscale
Energy kJ
1224
1255
1239
1178
1103
1074
1045
1031
1031
899
850
731
721
711
606
580
563
482
475
468
390
Wind (km/h)
10
WSW
15
SSW
20
SSW
15
SW
15
SW
10
SW
10
WSW
10
WSW
15
SW
15
SW
20
SW
20
SW
15
SW
10
SW
10
WSW
5
W
5
WSW
15
S
15
SSW
15
SSW
15
SW
Wind State
cross-on
on
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross
on
on
cross-on
cross-on
High Tide
7:26AM1.42m
7:45PM1.17m
7:58AM1.30m
8:32PM1.06m
8:37AM1.20m
Low Tide
1:41PM0.42m
1:33AM0.48m
2:26PM0.47m
2:15AM0.59m
3:23PM0.52m
part cloud
cloud
part cloud
rain showers
thunderstorm
cloud
cloud
part cloud
part cloud
rain showers
part cloud
clear
part cloud
clear
part cloud
part cloud
part cloud
cloud
cloud
part cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:01
6:01
6:01
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:17
6:17
6:16
 mm
1
1
1
Temp °C
26
26
27
25
24
24
24
24
25
26
26
25
24
24
23
23
25
26
27
25
24
Feels °C
29
27
28
26
26
27
26
26
27
27
26
25
26
27
26
27
28
27
28
26
25
  • 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 

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