Fortress surfForecast / Long Island NY / USA

information circle48hr Weather and Surf, issued 6 am Thursday 19 Feb 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
1.4° C
(Which is 3.1°C colder than average for this time of year)


How big are the waves at Fortress today?

The current surf forecast for Fortress at 1PM is: 0.9m 8s primary swell from a South direction and 0.4m 12s secondary swell from a East-southeast direction, 0.7m 4s secondary swell from a East direction (forecast issued at 06:00am February 19). The wind direction is predicted to be cross-onshore.

Time (EST) & DateWave HeightWave Period
Morning (19 Feb)3ft (0.9m)8s
Afternoon (19 Feb)3ft (0.9m)8s
Evening (19 Feb)2.5ft (0.7m)8s

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

Updates in  hr  min  s Forecast update imminent
Thursday
19
Friday
20
Saturday
21
Sun
22
4AM7AM10AM1PM4PM7PM10PM1AM4AM7AM10AM1PM4PM7PM10PM1AM4AM7AM10AM1PM4PM7PM10PM1AM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
0
0
0
0
Swell
Height Map
Wave Height (m) & direction (?)
0.5
ESE
0.9
S
0.9
S
0.9
S
0.8
S
0.8
S
0.7
S
0.7
S
0.6
S
0.9
SE
0.9
SE
1.1
ESE
1.6
ESE
1.5
ESE
1.5
ESE
1.3
ESE
1.1
SE
0.8
S
0.8
S
0.7
SSW
0.7
SSW
1.1
E
1
E
0.9
E
Period(s) (?)1278888888455566666778555
Wave
Graph
(?)Metric surfscale
Energy kJ (?)778794102787858574228334814916417512210150564872555335
Wind
(km/h)
20
NE
20
NE
20
ENE
15
E
15
E
15
ESE
15
ESE
20
E
25
ESE
25
ESE
25
E
40
ENE
45
E
35
ENE
15
ENE
20
NNW
20
NW
15
NW
10
NW
5
NW
15
ENE
30
ENE
30
ENE
20
ENE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
on
cross-
on
cross-
on
cross-
on
onononononononcross-
on
cross-
on
cross-
on
cross-
on
cross-
off
cross-
off
cross-
off
offglasscross-
on
cross-
on
cross-
on
cross-
on
High Tide
/ height (m)
8:40AM
0.79
9:04PM
0.86
9:20AM
0.76
9:44PM
0.87
10:03AM
0.72
10:27PM
0.87
Low Tide
/ height (m)
2:18AM
-0.09
2:33PM
-0.15
3:03AM
-0.09
3:11PM
-0.14
3:50AM
-0.08
3:52PM
-0.11
Thursday
19
Friday
20
Saturday
21
Sun
22
Sunrise-6:37-------6:35-------6:33------
Sunset----5:25-------5:27-------5:28---
cloud
part cloud
cloud
cloud
part cloud
cloud
cloud
part cloud
cloud
cloud
cloud
light snow
light rain
light rain
light rain
cloud
cloud
part cloud
cloud
cloud
part cloud
part cloud
cloud
part cloud
Rain (mm)
------------321---------
Temp. °C1111122222322332112210-1-1
Feels °C (?)-6-6-6-5-5-4-3-4-5-5-4-7-8-5-2-4-5-4-2-1-4-8-9-8
  • 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.


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