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Surf Forecasts:

Fortress surfForecast / Long Island NY / USA

information circle48hr Weather and Surf, issued 6 am Wednesday 07 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
4.6° C
 (Which is 2.4°C colder than average for this time of year)

How big are the waves at Fortress today?

The current surf forecast for Fortress at 12PM is: 1.1m 9s primary swell from a South-southeast direction and 0.1m 12s secondary swell from a East direction (forecast issued at 06:00am January 07). An open ocean swell of 0.5m 3s is not directed at the surf break. The wind direction is predicted to be offshore and the swell rating is 2.

Time (EST) & DateWave HeightWave Period
Morning (07 Jan)1.5ft (0.4m)10s
Afternoon (07 Jan)4ft (1.2m)9s
Evening (07 Jan)3.5ft (1.1m)8s

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

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table
Wednesday
07
Thursday
08
Friday
09
Sat
10
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)
0
0
1
1
1
2
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
0.5
S
0.5
S
0.4
SSE
1.1
SSE
1.2
S
1.2
S
1.1
S
1
S
0.9
S
0.8
S
0.7
S
0.6
S
0.5
S
0.5
S
0.4
S
0.4
S
0.4
S
0.3
S
0.4
S
0.6
S
0.8
S
1
S
1.3
S
1.3
S
Period(s) (?)6610999888888877777664566
Wave
Graph
(?)Metric surfscale
Energy kJ (?)1516402252302091671381098463432827161515813281950105122
Wind
(km/h)
20
NE
10
NNE
15
W
30
W
30
WNW
25
WNW
30
WNW
30
WNW
30
WNW
25
WNW
25
WNW
20
NW
15
WNW
10
NW
10
W
10
W
5
SSW
15
S
20
S
25
S
25
S
25
SSW
35
SW
25
SW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
crosscrosscross-
off		offoffoffoffoffoffoffoffoffoffoffoffcross-
off		crosscross-
on		crosscrosscrosscrosscross-
off		cross-
off
High Tide
/ height (m)
10:28AM
0.80
11:04PM
0.81
11:10AM
0.71
11:51PM
0.78
11:50AM
0.62
12:40AM
0.74
Low Tide
/ height (m)
3:51AM
-0.06
4:22PM
-0.08
4:43AM
0.01
4:59PM
-0.02
5:37AM
0.07
5:36PM
0.03
Wednesday
07
Thursday
08
Friday
09
Sat
10
Sunrise--7:11-------7:11-------7:11-----
Sunset----4:35-------4:36-------4:37---
cloud
light rain
cloud
cloud
cloud
clear
part cloud
part cloud
clear
clear
clear
clear
clear
cloud
cloud
clear
cloud
part cloud
part cloud
part cloud
cloud
cloud
light rain
light rain
Rain (mm)
-1--------------------11
Temp. °C433444221245544445578999
Feels °C (?)-1-1-1-3-4-2-6-6-7-5-30101111-123324
  • 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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