Wind, waves, weather & tide Superforecast Port Jefferson Harbor entrance, Long Island
Daily Superforecast
asLast update: 16:38 local time
Friday, Dec 12
Wind
Weather
Waves
Tides
261°
W
00h
25 kts
max 38 kts
-1° C
-9
63%
1008 hpa
0.3 m
6 s
0.3 m
263°
W
01h
26 kts
max 34 kts
-1° C
-9
63%
1008 hpa
0.3 m
5 s
0.6 m
264°
W
02h
24 kts
max 31 kts
-1° C
-9
63%
1008 hpa
0.3 m
5 s
1.0 m
267°
W
03h
24 kts
max 27 kts
-1° C
-10
62%
1010 hpa
0.3 m
5 s
1.5 m
269°
W
04h
22 kts
max 24 kts
-2° C
-10
65%
1010 hpa
0.3 m
5 s
1.8 m
275°
W
05h
22 kts
max 24 kts
-2° C
-11
65%
1011 hpa
0.3 m
6 s
05:06
2.0 m
272°
W
06h
21 kts
max 26 kts
-3° C
-11
67%
1013 hpa
0.3 m
6 s
1.9 m
265°
W
07h
20 kts
max 25 kts
-3° C
-11
68%
1012 hpa
0.2 m
6 s
1.6 m
266°
W
08h
19 kts
max 23 kts
-2° C
-10
63%
1014 hpa
0.2 m
5 s
1.2 m
264°
W
09h
17 kts
max 22 kts
-2° C
-10
65%
1014 hpa
0.2 m
4 s
0.8 m
255°
WSW
10h
17 kts
max 22 kts
-2° C
-9
67%
1014 hpa
0.2 m
4 s
0.4 m
249°
WSW
11h
19 kts
max 23 kts
-2° C
-9
69%
1014 hpa
0.2 m
3 s
11:29
0.2 m
251°
WSW
12h
21 kts
max 25 kts
-1° C
-9
68%
1014 hpa
0.3 m
3 s
0.2 m
253°
WSW
13h
21 kts
max 25 kts
0° C
-8
65%
1013 hpa
0.3 m
3 s
0.4 m
260°
W
14h
18 kts
max 23 kts
1° C
-5
61%
1013 hpa
0.3 m
4 s
0.8 m
260°
W
15h
19 kts
max 22 kts
2° C
-5
60%
1014 hpa
0.3 m
4 s
1.2 m
259°
W
16h
19 kts
max 22 kts
2° C
-5
61%
1014 hpa
0.2 m
5 s
1.5 m
256°
WSW
17h
18 kts
max 22 kts
2° C
-5
62%
1014 hpa
0.2 m
5 s
1.8 m
255°
WSW
18h
19 kts
max 23 kts
2° C
-5
63%
1016 hpa
0.2 m
5 s
17:31
1.8 m
258°
WSW
19h
19 kts
max 24 kts
2° C
-5
63%
1016 hpa
0.2 m
5 s
1.6 m
260°
W
20h
17 kts
max 23 kts
1° C
-5
63%
1016 hpa
0.2 m
5 s
1.2 m
252°
WSW
21h
15 kts
max 21 kts
1° C
-5
67%
1017 hpa
0.2 m
5 s
0.9 m
251°
WSW
22h
15 kts
max 21 kts
1° C
-5
70%
1018 hpa
0.2 m
5 s
0.5 m
250°
WSW
23h
14 kts
max 20 kts
1° C
-5
71%
1018 hpa
0.2 m
5 s
0.3 m
Saturday, Dec 13
Wind
Weather
Waves
Tides
245°
WSW
00h
14 kts
max 20 kts
1° C
-5
73%
1018 hpa
0.2 m
5 s
23:46
0.2 m
247°
WSW
01h
13 kts
max 18 kts
1° C
-5
75%
1018 hpa
0.2 m
5 s
0.4 m
252°
WSW
02h
12 kts
max 17 kts
1° C
-5
74%
1018 hpa
0.2 m
4 s
0.7 m
246°
WSW
03h
9 kts
max 12 kts
1° C
-4
73%
1018 hpa
0.1 m
4 s
1.1 m
221°
SW
04h
8 kts
max 10 kts
0° C
-5
80%
1018 hpa
0.1 m
4 s
1.5 m
234°
SW
05h
9 kts
max 12 kts
-1° C
-5
80%
1019 hpa
0.2 m
4 s
1.8 m
230°
SW
06h
7 kts
max 10 kts
0° C
-4
78%
1018 hpa
0.2 m
4 s
06:02
2.0 m
218°
SW
07h
7 kts
max 10 kts
-1° C
-5
80%
1018 hpa
0.2 m
4 s
1.9 m
195°
SSW
08h
7 kts
max 10 kts
-1° C
-5
80%
1018 hpa
0.3 m
4 s
1.6 m
202°
SSW
09h
7 kts
max 14 kts
-1° C
-5
74%
1019 hpa
0.3 m
4 s
1.2 m
199°
SSW
10h
7 kts
max 16 kts
1° C
-3
70%
1018 hpa
0.4 m
4 s
0.8 m
195°
SSW
11h
8 kts
max 21 kts
2° C
-1
66%
1017 hpa
0.5 m
4 s
0.4 m
201°
SSW
12h
11 kts
max 21 kts
4° C
0
64%
1016 hpa
0.6 m
4 s
12:28
0.2 m
206°
SSW
13h
13 kts
max 23 kts
5° C
0
62%
1015 hpa
0.7 m
5 s
0.2 m
203°
SSW
14h
12 kts
max 20 kts
5° C
1
65%
1015 hpa
0.7 m
5 s
0.4 m
208°
SSW
15h
11 kts
max 20 kts
5° C
1
70%
1014 hpa
0.6 m
5 s
0.8 m
208°
SSW
16h
11 kts
max 21 kts
5° C
0
73%
1014 hpa
0.6 m
5 s
1.1 m
208°
SSW
17h
9 kts
max 19 kts
4° C
1
77%
1013 hpa
0.6 m
6 s
1.5 m
222°
SW
18h
8 kts
max 18 kts
4° C
1
78%
1014 hpa
0.6 m
6 s
18:30
1.7 m
231°
SW
19h
9 kts
max 19 kts
4° C
0
79%
1014 hpa
0.5 m
6 s
1.7 m
225°
SW
20h
9 kts
max 19 kts
4° C
0
81%
1013 hpa
0.5 m
6 s
1.5 m
229°
SW
21h
8 kts
max 18 kts
4° C
0
81%
1013 hpa
0.5 m
6 s
1.2 m
236°
SW
22h
9 kts
max 18 kts
0.06 mm
4° C
0
83%
1013 hpa
0.5 m
6 s
0.9 m
239°
WSW
23h
12 kts
max 18 kts
0.73 mm
3° C
-2
90%
1013 hpa
0.5 m
6 s
0.5 m
Sunday, Dec 14
Wind
Weather
Waves
Tides
245°
WSW
00h
10 kts
max 13 kts
0.69 mm
3° C
-2
92%
1012 hpa
0.5 m
6 s
0.3 m
239°
WSW
01h
6 kts
max 7 kts
0.82 mm
2° C
-1
94%
1011 hpa
0.5 m
6 s
00:39
0.2 m
240°
WSW
02h
4 kts
max 4 kts
1.0 mm
2° C
-1
95%
1011 hpa
0.5 m
6 s
0.4 m
274°
W
03h
7 kts
max 10 kts
0.93 mm
2° C
-2
94%
1010 hpa
0.5 m
6 s
0.8 m
273°
W
04h
8 kts
max 10 kts
0.82 mm
1° C
-2
95%
1010 hpa
0.5 m
6 s
1.2 m
294°
WNW
05h
9 kts
max 13 kts
1.0 mm
1° C
-3
96%
1010 hpa
0.4 m
6 s
1.6 m
299°
WNW
06h
9 kts
max 13 kts
0.89 mm
1° C
-4
97%
1010 hpa
0.4 m
6 s
1.9 m
303°
WNW
07h
7 kts
max 12 kts
1.13 mm
1° C
-3
97%
1010 hpa
0.4 m
6 s
06:55
2.0 m
292°
WNW
08h
8 kts
max 12 kts
1.26 mm
1° C
-3
97%
1010 hpa
0.4 m
6 s
1.9 m
295°
WNW
09h
9 kts
max 12 kts
1.38 mm
1° C
-3
97%
1010 hpa
0.4 m
6 s
1.6 m
330°
NNW
10h
14 kts
max 18 kts
1.21 mm
-1° C
-8
85%
1011 hpa
0.4 m
6 s
1.2 m
315°
NW
11h
15 kts
max 18 kts
0° C
-7
69%
1010 hpa
0.4 m
5 s
0.8 m
309°
NW
12h
16 kts
max 18 kts
0° C
-7
67%
1010 hpa
0.3 m
5 s
0.4 m
311°
NW
13h
17 kts
max 19 kts
0° C
-7
64%
1010 hpa
0.3 m
5 s
13:24
0.2 m
314°
NW
14h
18 kts
max 20 kts
0° C
-7
59%
1010 hpa
0.3 m
5 s
0.2 m
315°
NW
15h
20 kts
max 22 kts
0° C
-8
55%
1010 hpa
0.3 m
5 s
0.4 m
315°
NW
16h
21 kts
max 24 kts
-1° C
-8
56%
1011 hpa
0.3 m
5 s
0.8 m
314°
NW
17h
21 kts
max 27 kts
-1° C
-9
56%
1012 hpa
0.2 m
5 s
1.2 m
313°
NW
18h
21 kts
max 27 kts
-2° C
-9
58%
1012 hpa
0.2 m
4 s
1.5 m
310°
NW
19h
21 kts
max 26 kts
-2° C
-10
57%
1013 hpa
0.2 m
4 s
19:25
1.7 m
310°
NW
20h
21 kts
max 26 kts
-3° C
-11
59%
1014 hpa
0.2 m
4 s
1.7 m
313°
NW
21h
22 kts
max 28 kts
-3° C
-12
58%
1014 hpa
0.2 m
4 s
1.5 m
308°
NW
22h
20 kts
max 27 kts
-4° C
-12
61%
1014 hpa
0.2 m
4 s
1.2 m
304°
NW
23h
21 kts
max 27 kts
-4° C
-13
64%
1014 hpa
0.2 m
4 s
0.8 m
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Additional information
General
This is the wind, wave and weather Superforecast for Port Jefferson Harbor entrance, Long Island in New York, United States of America. Windfinder specializes in wind, waves, tides and weather reports & forecasts for wind related sports like kitesurfing, windsurfing, surfing, sailing or paragliding.
Superforecast
The Superforecast is based on the best high resolution weather prediction models. The Superforecast is available for Europe, North America, South Africa, Egypt and the Canary Islands. The horizontal resolution is 5 kilometers. The Superforecast is updated 4 times per day. Predictions are available in time steps of 1 hour for up to 3 days into the future. Forecast and Superforecast are based on different physical models and therefore may cause divergent predictions. Due to its higher horizontal resolution the Superforecast tends to be more accurate, especially for locations with a complex topography and local thermal effects. The arrows point in the direction in which the wind is blowing.Check the Superforecast for Port Jefferson Harbor entrance, Long Island when you search for the best travel destinations for your kiteboarding, windsurfing or sailing vacations in United States of America. Or use the Superforecast to find the wind speed today in Port Jefferson Harbor entrance, Long Island or to have a look at the wind direction tomorrow at Port Jefferson Harbor entrance, Long Island.
Severe Weather Warnings
When a severe weather warning or advisory is provided by the local meteorological institute, we display it as a banner above the wind forecast.The weather warning, for example a high wind warning, can help you prepare for dangerous weather conditions and avoid weather-related risks. The color scale indicates the intensity of the predicted weather event. For more details click or tap on the warning. General information about severe weather warnings can be found in our help section.
Please be aware that severe weather may occur without a prior severe weather warning being reported.
Units
We use knots and degrees Celsius as our default units. These units are often used by sailors, kiters, surfers, windsurfers and paragliders. Use website settings to switch between units and 7 different languages at any time. For converting between wind speed units such as knots, km/h (kilometers per hour), m/s (meters per second), and mph (miles per hour) use our wind speed calculator.