Fortress Surf Break

Lat Long: 41.02° N 71.96° W

Fortress Surf Forecast and Surf Report

Issued: 1 am 09 Jul 2026 (local time)

Forecast update in  hr  min

Today's Fortress sea temperature is
19.9° C
0.7° 

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


Fortress surf forecast from 9 Jul 2026:

  • Best quality surf: Friday 10 Jul, 5PM (local time) - 2.5ft (0.7m), 6s period, S swell with offshore winds.
  • Most powerful swell: Wednesday 15 Jul, 2AM (local time) - 5ft (1.6m), 6s period, SW swell with 195 kJ wave energy.
  • Next surfable swell (1★+): Friday 10 Jul, 5PM (local time) - 2.5ft (0.7m), 6s period with S swell.

Best Forecast Surf Conditions for Fortress this week:

The surf forecast for Fortress over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Friday (Jul 10) at 5PM. The primary swell is predicted to be 0.7m and 6s period with a secondary swell of 0.3m and 8s. Another secondary swell of 0.2m and 9s is also forecast. The wind is predicted to be offshore as the swell arrives.

The most powerful waves expected at Fortress in the next 16 days are 1.6m 6s and forecast to arrive on Wednesday (Jul 15) at 2AM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.7m 6s period and expected on Tuesday (Jul 14) at 11PM.

Wave TypeTime (EDT) & Date Wave Height & Period
Next good surf (1 star+) 5PM (Fri 10th Jul)2.5ft (0.7m) 6s
Best Surf 5PM (Fri 10th Jul)2.5ft (0.7m) 6s
Most Powerful 2AM (Wed 15th Jul)5ft (1.6m) 6s

Table - best surf conditions forecast for Fortress over the next 16 days.


G’day, I’m Rusty. Well, I’ve had a good look at the charts for Fortress, and I gotta be straight with you – this 16-day window is a tough one. There’s no real standout session, and for the first week and a half, it’s mostly flat or just junk. The water temp is sitting at 68°, which is about 1° cooler than normal for this time of year, so nothing wild there, just your average July water.

The first real mention of anything surfable doesn’t come until Friday morning, the 10th of July. We’re looking at a tiny 2 ft S swell, with a short period of 6 seconds, so it’s weak and wonky. The wind is offshore from the West at 6 mph, so the morning session will be clean, but the wave energy is a measly (43) – it’s a real knee-slapper. By Friday afternoon, the swell bumps up slightly to 2 ft, still from the S, period still 6 seconds, and the wind swings to a moderate offshore from the West at 12 mph. The energy goes up to (63), and it’s described as “surfable waves but very ordinary conditions.” It’s the best of the first week, but that’s not saying much.

Saturday the 11th and Sunday the 12th are both write-offs with cross-onshore winds and choppy, tiny surf. Then we get a long, flat gap from Monday the 13th through to Monday the 20th of July. That’s over a week of nothing worth paddling out for – mostly poor surf conditions with weak energy readings in the teens and twenties.

Then, on Tuesday the 21st of July, things get interesting, but not necessarily in a good way. We get a pulse of swell from the ESE, jumping to 6 ft in the morning with a period of 6 seconds, and the combined energy climbs to (235) – moderate energy. The wind is cross-shore from the SSW at 12 mph, which will leave a chop on the surface. By Tuesday afternoon, it gets bigger: 8 ft from the SSE, period of 8 seconds, and the energy jumps to a strong (728). That’s a solid amount of juice, but it’s cross-shore wind again, and the surf is rated as “marginal.” For a reef break like Fortress, which is exposed and fairly consistent, this is expert-only territory. The swell direction is ESE to SSE, while the optimum for this spot is SE, so it’s not a perfect match. The wind is not helping, and with that size, it’s going to be a messy, heaving beast. This is not a beginner’s playground.

Wednesday the 22nd sees a drop back to 6 ft in the morning (energy 534) and then 4 ft in the afternoon, but still with cross-shore winds and that same messy look. The best chance for a clean wave comes on Thursday the 23rd morning, when a 3 ft S swell with a 7-second period and a light offshore from the SW at 9 mph gives us “surfable waves but very ordinary conditions.” The energy is (162). It’s the most user-friendly wave of the entire run, but it’s still only a 1 out of 10 in the data.

So, to wrap it up: the first week and a half is a total bust. The only real swell event is around the 21st and 22nd of July, but it’s big, windy, and messy – a kite surfer might get a kick out of the cross-shore wind and the size, but for a paddle surfer, it’s a tough ask. The 23rd of July morning is your best bet for a clean, small wave, but don’t expect any barrels. Keep an eye on the forecasts, because things can change, but right now, it’s a lean period for Fortress.

Rusty.

Short Range Forecast

Light rain (total 3mm), mostly falling on Thu night. Warm (max 28°C on Fri afternoon, min 19°C on Sat night). Winds decreasing (fresh winds from the SSW on Thu afternoon, light winds from the N by Fri night).

Days 4-6 Weather Summary

Mostly dry. Warm (max 22°C on Sun afternoon, min 18°C on Sun morning). Winds increasing (light winds from the ENE on Sun night, fresh winds from the SW by Tue afternoon).

Thursday
9
Friday
10
Saturday
11
Sunday
12
Monday
13
Tuesday
14
Wednesday
15
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
0
0
0
0
1
1
0
0
0
0
0
0
0
0
0
0
0
0
1
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
ESE
7
0.4
E
8
0.9
SSW
5
0.5
S
6
0.7
S
6
0.7
S
7
0.7
S
7
0.6
S
7
0.5
S
7
0.5
S
7
0.5
S
7
0.3
SE
10
0.3
SE
9
0.4
SE
9
0.4
SE
9
0.4
ESE
9
0.4
SE
9
1.6
SW
6
0.8
SSW
6
0.6
SSW
6
0.3
SE
9
Wave Graph
Metric surfscale
Energy kJ
17
18
33
15
30
47
46
32
24
26
25
14
14
22
20
31
21
195
45
28
12
Wind (km/h)
25
SW
30
SSW
25
SSW
10
W
20
W
10
NW
15
ENE
20
E
25
NE
20
ENE
20
ESE
10
ENE
15
ESE
15
SE
15
SSW
20
SW
35
SW
35
SW
0
N
10
S
10
NNW
Wind State
cross-off
cross
cross
off
off
off
cross-on
cross-on
cross-on
cross-on
on
cross-on
on
cross-on
cross
cross-off
cross-off
cross-off
glassy
cross
cross-off
High Tide
3:26PM0.90m
3:54AM0.66m
4:36PM0.95m
5:10AM0.69m
5:48PM1.00m
6:24AM0.74m
6:53PM1.05m
7:27AM0.80m
7:51PM1.09m
8:24AM0.86m
8:45PM1.09m
9:16AM0.91m
9:35PM1.07m
Low Tide
8:47AM0.07m
10:19PM0.12m
9:51AM0.05m
11:26PM0.06m
10:55AM0.02m
00:24AM-0.00m
11:57AM-0.03m
1:18AM-0.06m
12:56PM-0.06m
2:08AM-0.10m
1:52PM-0.09m
2:55AM-0.12m
2:46PM-0.09m
3:40AM-0.12m
clear
clear
light rain
clear
part cloud
rain showers
part cloud
light rain
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:22
5:24
5:24
5:24
5:26
5:26
5:28
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:21
8:21
8:21
8:20
8:20
8:19
8:17
 mm
1
1
1
Temp °C
23
23
23
24
28
27
21
21
20
21
22
20
19
19
19
21
22
22
23
24
24
Feels °C
22
21
25
26
27
26
22
22
18
17
18
18
18
18
15
18
17
17
25
23
24
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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Information about the Fortress Surf forecast

The above surf forecast table for Fortress provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Fortress can be found by selecting the local surf guide option on the grey menu. Our Fortress surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Fortress) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).

Further information to help with frequently asked questions about our surf forecast for Fortress may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.

Fortress is 39 km (24 miles) from New London. If you plan a vacation in Long Island New York, look for hotels and other accommodation in New London. New London has rooms for a wide range of budgets as well as car hire and transport links.

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