Flies surfForecast / Long Island NY / USA

information circle48hr Weather and Surf, issued 7 pm Tuesday 21 Apr 2026 EDT
Forecast update in hr  min  s Forecast update imminent
Flies surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Flies sea temperature is
8.0° C
(Which is slightly warmer than usual)

How big are the waves at Flies today?

The current surf forecast for Flies at 10PM is: 0.4m 4s primary swell from a South direction (forecast issued at 07:00pm April 21). An open ocean swell of 0.3m 5s is not directed at the surf break, a second open ocean swell of 0.2m 7s is not directed at the surf break. The wind direction is predicted to be cross-onshore.

Time (EDT) & DateWave HeightWave Period
Morning (21 Apr)--
Afternoon (21 Apr)0.5ft (0.2m)5s
Evening (21 Apr)1ft (0.3m)4s

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


Updates in  hr  min  s Forecast update imminent
Tuesday
21
Wednesday
22
Thursday
23
Friday
24
5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Wave Height (m) & direction (?)
0.2
SSW
0.3
S
0.4
S
0.5
SSW
0.3
SE
0.8
S
1.1
S
1.4
SSE
1.1
SE
0.9
SSW
0.8
SSW
0.6
SSW
0.6
SSW
0.6
SSW
0.6
SSW
0.6
S
0.7
SSW
0.7
SSW
0.7
SSW
0.6
S
0.6
S
0.5
S
0.5
S
0.4
SSW
Period(s) (?)553384555666666667777666
Wave
Graph
(?)Metric surfscale
Energy kJ (?)34371121539869614327292929284348493432212012
Wind
(km/h)
15
S
25
S
25
S
25
SSW
25
S
30
SSE
35
SSE
35
SE
20
SE
5
N
15
N
20
N
20
N
15
NW
20
W
10
WSW
10
NW
15
N
15
N
10
N
10
NNW
15
NW
20
NW
15
W
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
ononononcross-
off
cross-
off
cross-
off
cross-
off
offcross-
off
cross-
off
offcross-
off
cross-
off
cross-
off
cross-
off
offoffcross-
off
High Tide
/ height (m)
11:51PM
1.13
12:26PM
0.88
12:50AM
1.06
1:30PM
0.85
1:55AM
1.00
Low Tide
/ height (m)
4:48PM
0.01
5:43AM
0.03
5:45PM
0.08
6:47AM
0.09
6:50PM
0.15
7:59AM
0.13
Tuesday
21
Wednesday
22
Thursday
23
Friday
24
Sunrise-----6:01-------5:58-------5:58--
Sunset7:35-------7:36-------7:37-------
part cloud
part cloud
part cloud
cloud
cloud
mod rain
light rain
light rain
cloud
clear
clear
cloud
part cloud
clear
cloud
clear
part cloud
cloud
cloud
cloud
cloud
light rain
light rain
part cloud
Rain (mm)
-----722-------------12-
Temp. °C555554568876779121414111087710
Feels °C (?)-1-2-2-2-2-3-4-236312349119664215
  • 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

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 Flies 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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