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Surf Forecasts:

Fortress surfForecast / Long Island NY / USA

information circle48hr Weather and Surf, issued 7 pm Tuesday 10 Mar 2026 EDT
Forecast update in hr  min  s Forecast update imminent
Fortress surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Fortress sea temperature is
1.8° C
 (Which is 2.7°C colder than average for this time of year)

How big are the waves at Fortress today?

The current surf forecast for Fortress at 12AM is: 0.6m 6s primary swell from a South direction and 0.3m 8s secondary swell from a East-southeast direction, 0.5m 4s secondary swell from a South-southwest direction (forecast issued at 07:00pm March 10). The wind direction is predicted to be cross-offshore.

Time (EDT) & DateWave HeightWave Period
Morning (11 Mar)--
Afternoon (11 Mar)2.5ft (0.8m)6s
Evening (11 Mar)1.5ft (0.5m)6s

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

Updates in  hr  min  s Forecast update imminent 
16 DaysHourly
Print Table
Tuesday
10
Wednesday
11
Thursday
12
Friday
13
5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
0
0
0
0
0
0
0
0
0
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
0.8
S
0.5
S
0.5
S
0.6
S
0.9
SSW
0.7
S
0.8
S
0.9
S
1.3
S
1.5
S
1.7
S
1.7
S
1.9
S
2.1
S
2.5
SSW
1.6
S
1.4
S
1.2
S
1.1
S
0.9
S
0.9
S
0.8
S
0.7
S
0.9
SSW
Period(s) (?)666666665667778888888888
Wave
Graph
(?)Metric surfscale
Energy kJ (?)5120203066374859971542212503354787123142461871571031038061113
Wind
(km/h)
20
SSW
15
SSW
15
SW
15
SSW
15
SSW
15
S
10
ESE
15
ESE
20
S
35
SSW
35
SSW
30
SW
40
SSW
40
SW
35
NNW
40
NW
40
NW
35
WNW
40
WNW
45
WNW
40
WNW
30
WNW
20
W
35
SW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
crosscrosscross-
off		crosscrosscrossononcrosscrosscrosscross-
off		crosscross-
off		cross-
off		cross-
off		offoffoffoffoffoffcross-
off		cross-
off
High Tide
/ height (m)
1:10AM
0.64
1:22PM
0.48
2:09AM
0.61
2:32PM
0.47
3:39AM
0.61
Low Tide
/ height (m)
6:20PM
0.13
7:44AM
0.20
7:15PM
0.18
9:19AM
0.21
8:25PM
0.21
10:37AM
0.17
Tuesday
10
Wednesday
11
Thursday
12
Friday
13
Sunrise-----7:05-------7:05-------7:03--
Sunset6:47-------6:49-------6:50-------
part cloud
part cloud
part cloud
clear
part cloud
cloud
cloud
cloud
part cloud
cloud
cloud
light rain
cloud
cloud
cloud
light rain
cloud
light snow
clear
clear
clear
clear
part cloud
cloud
Rain (mm)
-----------1---1--------
Temp. °C9161517117691110109888312210-112
Feels °C (?)411111384357333000-7-9-8-9-11-11-9-6-7
  • 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

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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.

View detailed surf forecast for Fortress at:
surf-forecast.com

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