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Surf Forecasts:

Fortress surfForecast / Long Island NY / USA

information circle48hr Weather and Surf, issued 6 am Monday 19 Jan 2026 EST
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
4.3° C
 (Which is 1.7°C colder than average for this time of year)

How big are the waves at Fortress today?

The current surf forecast for Fortress at 9PM is: 1.1m 9s primary swell from a South-southeast direction and 0.2m 7s secondary swell from a East direction (forecast issued at 06:00am January 19). An open ocean swell of 1.7m 6s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (EST) & DateWave HeightWave Period
Morning (19 Jan)2.5ft (0.7m)8s
Afternoon (19 Jan)3.5ft (1.0m)10s
Evening (19 Jan)3.5ft (1.1m)9s

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

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table
Monday
19
Tuesday
20
Wednesday
21
Thu
22
4 AM7 AM10 AM1 PM4 PM7 PM10 PM1 AM4 AM7 AM10 AM1 PM4 PM7 PM10 PM1 AM4 AM7 AM10 AM1 PM4 PM7 PM10 PM1 AM
Rating
(10 max)
1
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
0.6
SE
0.6
SE
0.7
S
1
SSE
1
SSE
1.8
SW
1.2
SSE
1.4
S
1.2
S
1
S
0.8
S
0.7
S
0.5
S
0.7
SW
0.4
SE
0.4
SE
0.4
SE
0.4
SE
0.4
SE
0.4
SE
0.4
SE
2
SSW
1.9
SSW
1.9
SSW
Period(s) (?)88810106999888879998899677
Wave
Graph
(?)Metric surfscale
Energy kJ (?)5553601921932442223062201428663335420191925252630272332345
Wind
(km/h)
15
NW
30
WSW
30
WSW
40
WSW
45
WSW
45
WSW
50
W
40
W
40
W
40
W
40
W
45
W
40
WNW
40
W
35
W
30
W
25
W
25
WSW
25
WSW
35
SW
40
SW
45
SSW
50
SW
50
SW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		offoffoffoffoffoffoffoffoffcross-
off		cross-
off		cross-
off		cross-
off		cross-
off		crosscross-
off		cross-
off
High Tide
/ height (m)
7:54AM
0.79
8:23PM
0.68
8:25AM
0.79
8:56PM
0.71
8:59AM
0.77
9:30PM
0.74
Low Tide
/ height (m)
1:06AM
0.01
1:54PM
-0.08
1:48AM
-0.01
2:27PM
-0.10
2:31AM
-0.02
3:01PM
-0.10
Monday
19
Tuesday
20
Wednesday
21
Thu
22
Sunrise--7:07-------7:07-------7:07-----
Sunset----4:47-------4:49-------4:50---
cloud
cloud
clear
clear
part cloud
clear
clear
part cloud
clear
clear
cloud
cloud
cloud
cloud
cloud
clear
clear
clear
part cloud
cloud
cloud
cloud
cloud
cloud
Rain (mm)
------------------------
Temp. °C00-1-1010-2-5-6-7-6-5-5-5-6-6-7-5-20356
Feels °C (?)-5-8-10-12-12-11-13-13-16-17-18-18-17-16-16-15-14-15-13-12-11-8-6-6
  • 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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