Port Jefferson Sea Conditions table showing wave height, swell direction and period.
High and low tide times are also provided on the table along with the moon phase and forecast weather. Sunrise today is at — and sunset is at 07:09 PM.
Days 1–4 Weather SummaryMostly dry. Warm air temperatures (max 21°C on Sun afternoon, min 10°C on Sat morning). Wind will be generally light. | Days 5–7 Weather SummaryLight rain (total 8mm), mostly falling on Wed morning. Warm air temperatures (max 21°C on Mon afternoon, min 10°C on Thu morning). Wind will be generally light. | Days 8–10 Weather SummaryLight rain (total 7mm), mostly falling on Thu night. Very mild (max 17°C on Fri afternoon, min 7°C on Sat night). Winds decreasing (fresh winds from the SSW on Thu night, calm by Sat night). | Days 11–13 Weather SummaryMostly dry. Very mild (max 18°C on Wed afternoon, min 6°C on Tue morning). Wind will be generally light. | |||||||||||||||||||||||||||||||||
Fri 20 | Saturday 21 | Sunday 22 | Monday 23 | Tuesday 24 | Wednesday 25 | Thursday 26 | Friday 27 | Saturday 28 | Sunday 29 | Monday 30 | Tuesday 1 | Wed 2 | ||||||||||||||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | |
Wave Height Map |  |  |  |  |  |  |  |  |  |  |  |  |  | |||||||||||||||||||||||
High Tide | 6:53PM3.44m | 8:17AM3.20m | 7:27PM3.35m | 9:25AM3.13m | 8:04PM3.20m | 10:42AM3.04m | 8:48PM3.01m | 12:06PM3.02m | 9:42PM2.78m | 1:28PM3.06m | 10:56PM2.58m | 2:34PM3.14m | 00:26AM2.46m | 3:25PM3.21m | 1:54AM2.46m | 4:05PM3.25m | 3:04AM2.54m | 4:36PM3.24m | 4:00AM2.64m | 5:00PM3.20m | 4:47AM2.75m | 5:18PM3.15m | 5:30AM2.84m | |||||||||||||
Low Tide | 12:59PM0.92m | 1:34AM-0.27m | 1:46PM1.34m | 2:22AM-0.38m | 2:38PM1.73m | 3:15AM-0.36m | 3:38PM2.05m | 4:14AM-0.23m | 4:57PM2.26m | 5:22AM-0.06m | 6:45PM2.27m | 6:35AM0.07m | 8:20PM2.09m | 7:44AM0.16m | 9:18PM1.84m | 8:43AM0.24m | 9:59PM1.58m | 9:32AM0.33m | 10:32PM1.32m | 10:13AM0.46m | 10:59PM1.06m | 10:49AM0.63m | 11:25PM0.80m | |||||||||||||
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 |  |  |  | | | | | | |  | | | |  |  |  | | | | | | | | | | | | | | | | | |  | | |
cloudy | some clouds | some clouds | clear | some clouds | some clouds | some clouds | some clouds | cloudy | some clouds | clear | some clouds | clear | some clouds | light rain | rain shwrs | rain shwrs | some clouds | cloudy | rain shwrs | clear | rain shwrs | some clouds | cloudy | cloudy | some clouds | clear | clear | clear | clear | clear | clear | some clouds | cloudy | cloudy | cloudy | |
km/h | ||||||||||||||||||||||||||||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | 2.0 | 3 | 3 | — | — | 5 | — | 2.0 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max°C | 17 | 15 | 15 | 17 | 15 | 16 | 21 | 19 | 16 | 21 | 19 | 17 | 21 | 17 | 14 | 15 | 14 | 13 | 16 | 14 | 15 | 17 | 12 | 11 | 11 | 11 | 12 | 13 | 11 | 11 | 13 | 11 | 11 | 17 | 14 | 14 |
Moonrise | 8:16 | — | — | 8:43 | — | — | — | 9:18 | — | — | 10:05 | — | — | 11:04 | — | — | — | 12:11 | — | — | 1:23 | — | — | 2:35 | — | — | 3:45 | — | — | 4:53 | — | — | 5:59 | — | — | 7:05 |
Moonset | 10:28 | — | 11:56 | — | — | 1:20 | — | — | 2:36 | — | — | — | 3:39 | — | — | 4:26 | — | — | 5:01 | — | — | 5:27 | — | — | 5:47 | — | — | 6:03 | — | — | 6:17 | — | — | 6:30 | — | 6:42 |
 | — | — | 6:56 | — | — | 6:56 | — | — | 6:58 | — | — | 7:00 | — | — | 7:01 | — | — | 7:01 | — | — | 7:03 | — | — | 7:05 | — | — | 7:07 | — | — | 7:07 | — | — | 7:09 | — | — | 7:11 |
 | 7:09 | — | — | 7:07 | — | — | 7:06 | — | — | 7:04 | — | — | 7:01 | — | — | 7:00 | — | — | 6:58 | — | — | 6:55 | — | — | 6:53 | — | — | 6:52 | — | — | 6:49 | — | — | 6:46 | — | — |
Today's sea temperature in Port Jefferson is 13.7 °C (Statistics for 20 Sep 1981-2005 – mean: 13.0 max: 15.2 min: 10.9°C) | ||||||||||||||||||||||||||||||||||||
Forecast update inUpdates in hr min sUpdate imminent
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