Wind, waves, weather & tide forecast Port Jefferson Harbor entrance, Long Island
Daily forecast
as
Last update: 18:39 local time / This forecast is based on the GFS model
Thursday, Oct 31
Wind
Weather
Waves
Tides
02h
9 kts
max 19 kts
18° C
1019 hpa
0.8 m
6 s
1.1
m
05h
9 kts
max 17 kts
17° C
1019 hpa
0.7 m
5 s
05:01
0.2
m
08h
9 kts
max 17 kts
17° C
1019 hpa
0.6 m
5 s
1.1
m
11h
10 kts
max 13 kts
19° C
1018 hpa
0.6 m
5 s
11:12
2.2
m
14h
9 kts
max 14 kts
21° C
1017 hpa
0.6 m
5 s
1.3
m
17h
11 kts
max 16 kts
21° C
1015 hpa
0.6 m
5 s
17:34
0.1
m
20h
10 kts
max 18 kts
19° C
1015 hpa
0.5 m
5 s
0.7
m
23h
13 kts
max 25 kts
20° C
1014 hpa
0.6 m
5 s
23:39
2.0
m
Friday, Nov 01
Wind
Weather
Waves
Tides
02h
14 kts
max 24 kts
20° C
1012 hpa
0.8 m
6 s
1.4
m
05h
14 kts
max 24 kts
19° C
1012 hpa
0.8 m
7 s
05:37
0.2
m
08h
16 kts
max 27 kts
19° C
1012 hpa
0.8 m
7 s
0.9
m
11h
16 kts
max 26 kts
20° C
1012 hpa
0.8 m
7 s
11:47
2.2
m
14h
16 kts
max 27 kts
22° C
1011 hpa
0.9 m
7 s
1.6
m
17h
14 kts
max 23 kts
21° C
1013 hpa
0.9 m
7 s
18:10
0.0
m
20h
19 kts
max 23 kts
16° C
1017 hpa
0.8 m
7 s
0.5
m
23h
15 kts
max 21 kts
14° C
1019 hpa
0.7 m
7 s
00:16
2.0
m
Saturday, Nov 02
Wind
Weather
Waves
Tides
02h
15 kts
max 19 kts
12° C
1020 hpa
0.5 m
7 s
1.6
m
05h
14 kts
max 18 kts
11° C
1021 hpa
0.4 m
6 s
06:12
0.2
m
08h
12 kts
max 14 kts
11° C
1023 hpa
0.3 m
6 s
0.6
m
11h
11 kts
max 12 kts
11° C
1024 hpa
0.3 m
6 s
12:21
2.2
m
14h
9 kts
max 11 kts
13° C
1024 hpa
0.2 m
6 s
1.8
m
17h
10 kts
max 11 kts
14° C
1024 hpa
0.2 m
6 s
0.4
m
20h
11 kts
max 12 kts
12° C
1026 hpa
0.3 m
5 s
18:47
0.0
m
23h
11 kts
max 14 kts
10° C
1027 hpa
0.2 m
5 s
1.5
m
Sunday, Nov 03
Wind
Weather
Waves
Tides
01h
11 kts
max 14 kts
9° C
1027 hpa
0.2 m
6 s
00:54
1.9
m
04h
10 kts
max 12 kts
8° C
1028 hpa
0.2 m
8 s
0.6
m
07h
7 kts
max 8 kts
7° C
1029 hpa
0.1 m
10 s
05:49
0.3
m
10h
6 kts
max 6 kts
9° C
1029 hpa
0.2 m
9 s
1.7
m
13h
1 kts
max 3 kts
10° C
1028 hpa
0.2 m
10 s
11:56
2.1
m
16h
3 kts
max 4 kts
11° C
1027 hpa
0.2 m
10 s
0.7
m
19h
1 kts
max 3 kts
12° C
1028 hpa
0.2 m
10 s
18:24
0.1
m
22h
3 kts
max 4 kts
11° C
1028 hpa
0.2 m
9 s
1.3
m
Monday, Nov 04
Wind
Weather
Waves
Tides
01h
1 kts
max 2 kts
11° C
1028 hpa
0.2 m
9 s
00:32
1.9
m
04h
2 kts
max 3 kts
11° C
1028 hpa
0.2 m
10 s
0.8
m
07h
5 kts
max 6 kts
11° C
1028 hpa
0.3 m
10 s
06:27
0.3
m
10h
6 kts
max 8 kts
12° C
1029 hpa
0.3 m
10 s
1.5
m
13h
8 kts
max 11 kts
13° C
1027 hpa
0.3 m
10 s
12:34
2.1
m
16h
10 kts
max 13 kts
14° C
1026 hpa
0.4 m
10 s
1.0
m
19h
10 kts
max 16 kts
14° C
1026 hpa
0.5 m
10 s
19:04
0.1
m
22h
11 kts
max 18 kts
15° C
1024 hpa
0.6 m
9 s
1.0
m
Tuesday, Nov 05
Wind
Weather
Waves
Tides
01h
11 kts
max 20 kts
15° C
1023 hpa
0.7 m
8 s
01:13
1.8
m
04h
11 kts
max 23 kts
16° C
1021 hpa
0.7 m
8 s
1.1
m
07h
10 kts
max 23 kts
16° C
1021 hpa
0.8 m
8 s
07:08
0.3
m
10h
12 kts
max 21 kts
18° C
1021 hpa
0.8 m
7 s
1.2
m
13h
13 kts
max 22 kts
19° C
1018 hpa
0.9 m
6 s
13:15
2.1
m
16h
14 kts
max 24 kts
18° C
1017 hpa
1.0 m
6 s
1.3
m
19h
18 kts
max 33 kts
18° C
1016 hpa
1.1 m
6 s
19:49
0.2
m
22h
19 kts
max 35 kts
18° C
1015 hpa
1.1 m
6 s
0.6
m
Wednesday, Nov 06
Wind
Weather
Waves
Tides
01h
18 kts
max 35 kts
18° C
1014 hpa
1.1 m
6 s
01:58
1.8
m
04h
19 kts
max 34 kts
18° C
1013 hpa
1.0 m
6 s
1.4
m
07h
15 kts
max 26 kts
18° C
1014 hpa
0.9 m
6 s
07:55
0.4
m
10h
11 kts
max 18 kts
19° C
1015 hpa
0.9 m
6 s
0.8
m
13h
11 kts
max 18 kts
20° C
1015 hpa
0.8 m
6 s
14:03
2.0
m
16h
10 kts
max 16 kts
20° C
1016 hpa
0.8 m
7 s
1.6
m
19h
11 kts
max 19 kts
17° C
1019 hpa
0.8 m
6 s
0.4
m
22h
8 kts
max 16 kts
16° C
1020 hpa
0.7 m
6 s
20:39
0.2
m
Thursday, Nov 07
Wind
Weather
Waves
Tides
01h
4 kts
max 6 kts
14° C
1020 hpa
0.7 m
6 s
1.5
m
04h
3 kts
max 5 kts
14° C
1020 hpa
0.7 m
7 s
02:48
1.8
m
07h
8 kts
max 12 kts
13° C
1021 hpa
0.6 m
7 s
0.7
m
10h
7 kts
max 10 kts
14° C
1021 hpa
0.6 m
7 s
08:48
0.4
m
13h
8 kts
max 11 kts
16° C
1019 hpa
0.6 m
8 s
1.7
m
16h
6 kts
max 8 kts
17° C
1017 hpa
0.6 m
8 s
14:57
2.0
m
19h
8 kts
max 13 kts
16° C
1017 hpa
0.6 m
8 s
0.8
m
22h
8 kts
max 15 kts
16° C
1016 hpa
0.5 m
8 s
21:34
0.2
m
Friday, Nov 08
Wind
Weather
Waves
Tides
01h
10 kts
max 19 kts
16° C
1014 hpa
0.5 m
8 s
1.2
m
04h
15 kts
max 23 kts
15° C
1015 hpa
0.5 m
8 s
03:44
1.8
m
07h
16 kts
max 24 kts
13° C
1016 hpa
0.5 m
8 s
1.0
m
10h
16 kts
max 19 kts
14° C
1017 hpa
0.5 m
8 s
09:49
0.4
m
13h
10 kts
max 12 kts
14° C
1016 hpa
0.5 m
8 s
1.3
m
16h
7 kts
max 9 kts
15° C
1016 hpa
0.5 m
8 s
15:58
2.0
m
19h
13 kts
max 16 kts
13° C
1016 hpa
0.5 m
8 s
1.2
m
22h
13 kts
max 17 kts
11° C
1015 hpa
0.5 m
8 s
22:34
0.2
m
Saturday, Nov 09
Wind
Weather
Waves
Tides
01h
16 kts
max 22 kts
11° C
1014 hpa
0.5 m
8 s
0.8
m
04h
14 kts
max 19 kts
10° C
1014 hpa
0.5 m
8 s
04:43
1.8
m
07h
13 kts
max 17 kts
9° C
1015 hpa
0.6 m
8 s
1.4
m
10h
10 kts
max 14 kts
11° C
1016 hpa
0.6 m
8 s
10:54
0.3
m
13h
14 kts
max 19 kts
14° C
1015 hpa
0.6 m
8 s
0.8
m
16h
16 kts
max 19 kts
13° C
1017 hpa
0.6 m
8 s
17:02
2.0
m
19h
17 kts
max 23 kts
10° C
1020 hpa
0.6 m
8 s
1.6
m
22h
15 kts
max 21 kts
8° C
1023 hpa
0.6 m
8 s
0.4
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 1:00 AM, 7:00 AM, 1:00 PM and 7:00 PM Eastern Daylight 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.