Fortress Surf Break

Lat Long: 41.02° N 71.96° W

Fortress 48 hour detailed Surf Forecast

Issued: 7 pm 20 Aug 2026 (local time)

Forecast update in  hr  min

Today's Fortress sea temperature is
22.5° C
0.8° 

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


How big are the waves at Fortress today (21 Aug):

  • Morning surf: Morning surf (21 Aug, local time) - 3.5ft (1.1m), 5s period with ENE swell.
  • Afternoon surf: Afternoon surf (21 Aug, local time) - 4.5ft (1.3m), 5s period with ENE swell.
  • Evening surf: Evening surf (21 Aug, local time) - 4ft (1.2m), 5s period with ENE swell.

The current surf forecast for Fortress at 2AM is: 0.9m 4s primary swell from a East-northeast direction and 0.4m 8s secondary swell from a Southeast direction, 0.2m 5s secondary swell from a South direction (forecast issued at 07:00pm August 20). The wind direction is predicted to be cross-onshore.

Time (EDT) & DateWave HeightWave Period
Morning (21 Aug)3.5ft (1.1m)5s
Afternoon (21 Aug)4.5ft (1.3m)5s
Evening (21 Aug)4ft (1.2m)5s

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


Short Range Forecast

Heavy rain (total 40mm), heaviest during Thu night. Warm (max 25°C on Thu night, min 18°C on Thu night). Mainly strong winds.

Thu
20
Friday
21
Saturday
22
5 PM
8 PM
11 PM
2 AM
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
2 AM
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.4
SE
7
0.4
SE
7
0.4
SE
8
0.9
ENE
4
1
ENE
4
1.1
ENE
4
1.1
NE
5
1.3
ENE
5
1.3
ENE
5
1.2
ENE
5
1.1
ENE
5
0.9
ENE
6
0.9
ENE
6
0.9
ENE
5
0.8
ENE
5
0.7
NE
5
0.4
ESE
8
0.3
ESE
7
0.4
SE
7
Wave Graph
Metric surfscale
Energy kJ
13
11
18
21
34
50
53
83
95
83
64
55
57
46
30
23
24
11
14
Wind (km/h)
15
SSW
0
NNE
40
NE
35
ENE
35
NNE
40
NNE
35
NNE
35
NE
30
NE
30
NE
25
NE
20
NE
20
NNE
25
NE
20
ENE
15
ENE
20
NE
20
ENE
25
ENE
Wind State
cross
glassy
cross
cross-on
cross
cross
cross
cross
cross-on
cross-on
cross-on
cross
cross
cross
cross-on
cross-on
cross-on
cross-on
cross-on
High Tide
2:23PM0.77m
1:53AM0.57m
3:43PM0.74m
3:07AM0.55m
4:56PM0.75m
Low Tide
8:51PM0.30m
7:45AM0.24m
10:13PM0.29m
8:54AM0.27m
cloud
cloud
heavy rain
mod rain
light rain
cloud
light rain
part cloud
clear
clear
part cloud
cloud
cloud
cloud
cloud
light rain
light rain
light rain
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:03
6:03
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:38
7:37
7:36
 mm
13
6
3
1
1
3
2
2
Temp °C
25
25
18
19
18
19
19
19
21
21
20
19
19
18
19
20
20
20
20
Feels °C
25
28
12
15
14
14
15
15
18
18
18
18
18
15
18
21
20
19
18
  • 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 Fortress 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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