Wind, waves, weather & tide forecast Port Jefferson Harbor entrance, Long Island
Daily forecast
as
Last update: 05:35 local time / This forecast is based on the GFS model
Tuesday, Dec 23
Wind
Weather
Waves
Tides
01h
13 kts
max 22 kts
3° C
1025 hpa
0.2 m
7 s
01:04
1.9
m
04h
8 kts
max 13 kts
3° C
1024 hpa
0.2 m
8 s
1.0
m
07h
13 kts
max 20 kts
2° C
1024 hpa
0.3 m
7 s
07:03
0.2
m
10h
8 kts
max 17 kts
2.83 mm
2° C
1023 hpa
0.4 m
5 s
1.1
m
13h
8 kts
max 17 kts
1.41 mm
3° C
1017 hpa
0.5 m
5 s
13:10
2.0
m
16h
8 kts
max 13 kts
0.57 mm
4° C
1014 hpa
0.6 m
5 s
1.2
m
19h
10 kts
max 15 kts
3° C
1013 hpa
0.5 m
5 s
19:36
22h
14 kts
max 23 kts
3° C
1011 hpa
0.5 m
5 s
0.7
m
Wednesday, Dec 24
Wind
Weather
Waves
Tides
01h
14 kts
max 27 kts
4° C
1009 hpa
0.4 m
5 s
01:45
1.9
m
04h
16 kts
max 28 kts
5° C
1008 hpa
0.3 m
5 s
1.3
m
07h
21 kts
max 37 kts
4° C
1012 hpa
0.2 m
5 s
07:47
0.2
m
10h
19 kts
max 31 kts
4° C
1015 hpa
0.2 m
2 s
0.7
m
13h
17 kts
max 30 kts
4° C
1016 hpa
0.2 m
3 s
13:53
2.0
m
16h
17 kts
max 24 kts
3° C
1020 hpa
0.1 m
4 s
1.5
m
19h
11 kts
max 15 kts
1° C
1023 hpa
0.1 m
6 s
20:18
0.0
m
22h
4 kts
max 5 kts
1° C
1022 hpa
0.0 m
7 s
0.4
m
Thursday, Dec 25
Wind
Weather
Waves
Tides
01h
5 kts
max 7 kts
1° C
1021 hpa
0.0 m
9 s
02:28
1.9
m
04h
6 kts
max 9 kts
1° C
1018 hpa
0.2 m
10 s
1.6
m
07h
10 kts
max 19 kts
2° C
1016 hpa
0.4 m
10 s
0.4
m
10h
14 kts
max 25 kts
3° C
1013 hpa
0.6 m
9 s
08:36
0.2
m
13h
15 kts
max 28 kts
1.45 mm
2° C
1009 hpa
0.6 m
9 s
1.7
m
16h
10 kts
max 21 kts
4° C
1009 hpa
0.5 m
9 s
14:40
2.0
m
19h
19 kts
max 31 kts
2° C
1013 hpa
0.5 m
9 s
0.5
m
22h
18 kts
max 28 kts
-1° C
1016 hpa
0.4 m
10 s
21:03
0.0
m
Friday, Dec 26
Wind
Weather
Waves
Tides
01h
17 kts
max 28 kts
-3° C
1019 hpa
0.4 m
10 s
1.4
m
04h
14 kts
max 22 kts
-3° C
1021 hpa
0.3 m
10 s
03:14
1.9
m
07h
14 kts
max 18 kts
-4° C
1023 hpa
0.3 m
10 s
0.7
m
10h
10 kts
max 12 kts
-3° C
1024 hpa
0.2 m
10 s
09:29
0.2
m
13h
7 kts
max 8 kts
-2° C
1021 hpa
0.2 m
10 s
1.3
m
16h
6 kts
max 7 kts
-2° C
1020 hpa
0.2 m
10 s
15:32
1.9
m
19h
10 kts
max 13 kts
2.88 mm
-3° C
1019 hpa
0.4 m
9 s
0.8
m
22h
13 kts
max 18 kts
7.73 mm
-3° C
1019 hpa
0.6 m
7 s
21:51
0.0
m
Saturday, Dec 27
Wind
Weather
Waves
Tides
01h
16 kts
max 21 kts
2.41 mm
-1° C
1018 hpa
0.8 m
7 s
1.1
m
04h
20 kts
max 24 kts
2.34 mm
-1° C
1017 hpa
0.9 m
7 s
04:05
2.0
m
07h
18 kts
max 23 kts
1.4 mm
-2° C
1019 hpa
1.0 m
6 s
1.1
m
10h
16 kts
max 18 kts
-1° C
1021 hpa
1.0 m
6 s
10:27
0.1
m
13h
13 kts
max 15 kts
0° C
1020 hpa
1.0 m
7 s
0.8
m
16h
10 kts
max 12 kts
0° C
1020 hpa
0.9 m
7 s
16:29
1.9
m
19h
8 kts
max 10 kts
-1° C
1021 hpa
0.9 m
7 s
1.2
m
22h
7 kts
max 8 kts
-1° C
1021 hpa
0.9 m
7 s
22:44
0.1
m
Sunday, Dec 28
Wind
Weather
Waves
Tides
01h
7 kts
max 9 kts
-1° C
1020 hpa
0.9 m
6 s
0.7
m
04h
5 kts
max 7 kts
-1° C
1019 hpa
0.8 m
7 s
04:59
2.0
m
07h
8 kts
max 10 kts
0° C
1016 hpa
0.8 m
7 s
1.6
m
10h
10 kts
max 19 kts
1.2 mm
2° C
1013 hpa
0.9 m
7 s
11:28
0.1
m
13h
11 kts
max 25 kts
5.46 mm
4° C
1007 hpa
1.0 m
6 s
0.4
m
16h
12 kts
max 25 kts
3.56 mm
6° C
1002 hpa
1.1 m
6 s
17:30
1.8
m
19h
14 kts
max 26 kts
1.65 mm
5° C
1000 hpa
1.1 m
6 s
1.6
m
22h
16 kts
max 29 kts
4° C
998 hpa
1.0 m
6 s
0.4
m
Monday, Dec 29
Wind
Weather
Waves
Tides
01h
24 kts
max 35 kts
3° C
998 hpa
0.9 m
6 s
23:40
0.1
m
04h
25 kts
max 38 kts
-1° C
1001 hpa
0.7 m
6 s
1.7
m
07h
24 kts
max 34 kts
-4° C
1003 hpa
0.5 m
6 s
05:55
2.1
m
10h
23 kts
max 32 kts
-4° C
1003 hpa
0.4 m
6 s
0.7
m
13h
22 kts
max 29 kts
-3° C
1001 hpa
0.4 m
6 s
12:30
0.0
m
16h
24 kts
max 30 kts
-3° C
1001 hpa
0.4 m
5 s
1.2
m
19h
26 kts
max 36 kts
-3° C
1002 hpa
0.4 m
5 s
18:33
1.8
m
22h
24 kts
max 34 kts
-3° C
1003 hpa
0.3 m
5 s
0.7
m
Tuesday, Dec 30
Wind
Weather
Waves
Tides
01h
25 kts
max 33 kts
-3° C
1002 hpa
0.3 m
5 s
00:38
0.1
m
04h
23 kts
max 30 kts
-2° C
1004 hpa
0.3 m
4 s
1.3
m
07h
23 kts
max 33 kts
-3° C
1005 hpa
0.3 m
4 s
06:54
2.2
m
10h
21 kts
max 28 kts
-2° C
1008 hpa
0.3 m
4 s
1.2
m
13h
21 kts
max 30 kts
-1° C
1007 hpa
0.3 m
4 s
13:32
-0.1
m
16h
21 kts
max 27 kts
0° C
1008 hpa
0.3 m
4 s
0.6
m
19h
20 kts
max 27 kts
-2° C
1011 hpa
0.2 m
4 s
19:34
1.9
m
22h
17 kts
max 23 kts
-2° C
1012 hpa
0.2 m
5 s
1.2
m
Wednesday, Dec 31
Wind
Weather
Waves
Tides
01h
18 kts
max 25 kts
-2° C
1011 hpa
0.2 m
5 s
01:37
0.0
m
04h
16 kts
max 23 kts
-2° C
1012 hpa
0.2 m
6 s
0.8
m
07h
15 kts
max 19 kts
-2° C
1012 hpa
0.2 m
6 s
07:52
2.3
m
10h
13 kts
max 17 kts
-2° C
1013 hpa
0.2 m
6 s
1.7
m
13h
13 kts
max 14 kts
0° C
1011 hpa
0.2 m
6 s
0.2
m
16h
11 kts
max 12 kts
0° C
1011 hpa
0.2 m
7 s
14:31
-0.2
m
19h
11 kts
max 13 kts
0° C
1012 hpa
0.2 m
7 s
1.6
m
22h
10 kts
max 13 kts
-1° C
1011 hpa
0.2 m
6 s
20:34
1.9
m
Thursday, Jan 01
Wind
Weather
Waves
Tides
01h
7 kts
max 9 kts
-1° C
1010 hpa
0.3 m
7 s
0.3
m
04h
8 kts
max 11 kts
-1° C
1009 hpa
0.3 m
7 s
02:35
07h
11 kts
max 18 kts
-1° C
1007 hpa
0.3 m
7 s
1.8
m
10h
16 kts
max 24 kts
1° C
1004 hpa
0.4 m
7 s
08:50
2.3
m
13h
19 kts
max 33 kts
1.98 mm
0° C
999 hpa
0.4 m
7 s
0.6
m
16h
22 kts
max 32 kts
1.47 mm
3° C
997 hpa
0.4 m
7 s
15:28
-0.2
m
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Additional information
General
This is the wind, wave and weather forecast 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, fishing or paragliding.
Forecast
This forecast is based on the GFS model. Forecasts are available worldwide. The horizontal resolution is about 13 km. Forecasts are computed 4 times a day, at about 12:00 AM, 6:00 AM, 12:00 PM and 6:00 PM Eastern Standard Time. Predictions are available in time steps of 3 hours for up to 10 days into the future. The arrows point in the direction in which the wind is blowing.Check the wind forecast 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 our wind forecast 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.