Fortress Surf Break

Lat Long: 41.02° N 71.96° W

Fortress 48 hour detailed Surf Forecast

Issued: 1 am 17 Sep 2026 (local time)

Forecast update in  hr  min

Today's Fortress sea temperature is
20.7°C
1.1° 

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 (17 Sep):

  • Morning surf: Morning surf (17 Sep, local time) - 1ft (0.3m), 8s period with ESE swell.
  • Afternoon surf: Afternoon surf (17 Sep, local time) - 1ft (0.3m), 7s period with E swell.
  • Evening surf: Evening surf (17 Sep, local time) - 1ft (0.3m), 7s period with ESE swell.

The current surf forecast for Fortress at 8AM is: 0.3m 8s primary swell from a East-southeast direction and 0.1m 13s secondary swell from a Southeast direction, 0.3m 3s secondary swell from a South-southwest direction (forecast issued at 01:00am September 17). The wind direction is predicted to be cross-shore.

Time (EDT) & DateWave HeightWave Period
Morning (17 Sep)1ft (0.3m)8s
Afternoon (17 Sep)1ft (0.3m)7s
Evening (17 Sep)1ft (0.3m)7s

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


Short Range Forecast

Some drizzle, heaviest during Fri morning. Warm (max 25°C on Fri afternoon, min 15°C on Fri night). Winds decreasing (fresh winds from the SW on Thu night, calm by Fri afternoon).

Thursday
17
Friday
18
Saturday
19
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
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
0
0
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.3
ESE
8
0.3
ESE
8
0.3
ESE
8
0.3
ESE
8
0.3
E
8
0.3
E
7
0.3
ESE
7
0.3
ESE
7
0.3
ESE
7
0.3
ESE
7
0.7
SW
5
0.5
SSW
5
0.2
ESE
12
0.2
ESE
12
0.2
ESE
12
0.3
ESE
7
0.2
ESE
12
0.8
ENE
4
0.9
ENE
5
1.1
E
6
1
E
6
0.8
E
6
0.4
ESE
8
0.4
SE
8
Wave Graph
Metric surfscale
Energy kJ
11
12
12
12
10
9
10
10
9
10
24
14
14
14
13
9
13
19
38
80
73
43
23
15
Wind (km/h)
15
SW
15
SSW
15
SSW
15
SSW
25
SSW
20
SSW
25
SSW
30
SSW
30
SW
25
WSW
20
NW
25
NNW
10
NW
5
N
25
N
25
NNE
30
NNE
25
NE
25
NE
25
ENE
15
E
15
ESE
20
ESE
20
ESE
Wind State
cross-off
cross
cross
cross
cross
cross
cross
cross
cross-off
cross-off
off
cross-off
off
glassy
cross-off
cross
cross
cross
cross-on
cross-on
cross-on
on
on
on
High Tide
11:40PM0.67m
12:26PM0.79m
00:22AM0.62m
1:16PM0.74m
1:14AM0.59m
2:31PM0.70m
Low Tide
5:24AM0.17m
6:31PM0.27m
6:08AM0.23m
7:37PM0.31m
7:03AM0.27m
9:21PM0.31m
clear
clear
clear
clear
clear
clear
clear
part cloud
cloud
part cloud
light rain
clear
clear
cloud
clear
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:28
6:30
6:31
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:53
6:52
6:50
 mm
1
Temp °C
20
20
20
21
21
21
21
21
21
21
21
22
24
25
22
19
17
15
15
15
15
16
16
15
Feels °C
20
19
19
20
19
19
19
18
17
20
21
20
23
25
17
14
10
9
10
10
12
12
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)
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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