Portstewart 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 08:52 AM and sunset is at 04:00 PM.
Days 1–3 Weather SummaryMostly dry. Low air temperatures (max 5°C on Fri morning, min 3°C on Thu morning). Wind will be generally light. | Days 4–6 Weather SummaryMostly dry. Low air temperatures (max 8°C on Tue afternoon, min 3°C on Sun morning). Wind will be generally light. | Days 7–9 Weather SummaryLight rain (total 6mm), mostly falling on Fri afternoon. Mild temperatures (max 8°C on Wed night, min 5°C on Thu afternoon). Winds decreasing (near gales from the NNW on Thu morning, light winds from the NW by Fri morning). | Days 10–12 Weather SummaryModerate rain (total 15mm), heaviest on Mon morning. Mild temperatures (max 8°C on Sat morning, min 2°C on Sat night). Winds increasing (light winds from the ESE on Sat night, strong winds from the WNW by Mon night). | |||||||||||||||||||||||||||||||||
Thursday 25 | Friday 26 | Saturday 27 | Sunday 28 | Monday 29 | Tuesday 30 | Wednesday 31 | Thursday 1 | Friday 2 | Saturday 3 | Sunday 4 | Monday 5 | |||||||||||||||||||||||||
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 | PM | night | |
Wave Height Map |  |  |  |  |  |  |  |  |  |  |  |  | ||||||||||||||||||||||||
High Tide | 9:05AM1.66m | 9:06PM1.34m | 9:49AM1.61m | 9:56PM1.26m | 10:40AM1.56m | 11:00PM1.19m | 11:44AM1.51m | 00:24AM1.17m | 1:02PM1.49m | 1:51AM1.24m | 2:19PM1.51m | 3:02AM1.37m | 3:26PM1.56m | 4:00AM1.54m | 4:24PM1.62m | 4:51AM1.71m | 5:14PM1.66m | 5:39AM1.85m | 6:00PM1.66m | 6:25AM1.96m | 6:43PM1.63m | 7:10AM2.00m | 7:23PM1.57m | |||||||||||||
Low Tide | 3:40PM0.50m | 3:17AM0.33m | 4:29PM0.52m | 4:03AM0.40m | 5:28PM0.53m | 5:02AM0.48m | 6:35PM0.52m | 6:18AM0.53m | 7:47PM0.48m | 7:45AM0.52m | 8:57PM0.42m | 9:10AM0.44m | 9:57PM0.33m | 10:22AM0.32m | 10:49PM0.25m | 11:22AM0.20m | 11:35PM0.16m | 12:15PM0.12m | 00:18AM0.10m | 1:04PM0.10m | 00:58AM0.05m | 1:50PM0.13m | 1:38AM0.04m | |||||||||||||
NW 11 | NW 12 | NW 12 | NW 12 | NW 13 | NW 12 | NW 11 | NW 10 | NW 10 | NW 10 | NW 11 | NW 14 | NW 14 | NNW 6 | NW 9 | NW 13 | NNW 5 | NW 14 | NNW 5 | NNW 5 | NNW 6 | NNW 7 | NNW 8 | NNW 8 | NNW 8 | NNW 8 | NNW 7 | NW 7 | NW 7 | NNW 7 | NW 8 | NW 12 | NW 12 | NW 11 | NW 11 | NW 13 | |
 | |  | | | | | | | | |  |  | | |  | |  | | | |  | | | | |  |  | | | | | | | | | |
clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | some clouds | cloudy | cloudy | clear | some clouds | clear | cloudy | some clouds | cloudy | cloudy | light rain | cloudy | cloudy | cloudy | light rain | light rain | rain shwrs | light rain | some clouds | clear | some clouds | some clouds | light rain | light rain | light rain | |
km/h | ||||||||||||||||||||||||||||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | 3 | 2 | 2 | 1 | — | — | — | — | 5 | 3 | 4 | |
max°C | 3 | 4 | 4 | 5 | 5 | 5 | 4 | 4 | 5 | 3 | 3 | 5 | 6 | 7 | 6 | 6 | 8 | 8 | 6 | 7 | 8 | 8 | 6 | 6 | 6 | 7 | 8 | 8 | 4 | 3 | 2 | 3 | 4 | 5 | 4 | 8 |
Moonrise | 11:39 | — | — | 11:46 | — | — | 11:52 | — | — | 12:00 | — | — | 12:09 | — | — | 12:22 | — | — | 12:42 | — | — | 1:18 | — | — | 2:18 | — | — | — | 3:43 | — | — | 5:21 | — | — | 6:58 | — |
Moonset | — | — | 10:16 | — | — | 11:40 | — | — | — | 1:06 | — | — | 2:36 | — | — | 4:12 | — | — | 5:53 | — | — | 7:30 | — | — | 8:50 | — | — | 9:42 | — | — | 10:13 | — | — | 10:31 | — | — |
 | 8:52 | — | — | 8:52 | — | — | 8:52 | — | — | 8:52 | — | — | 8:52 | — | — | 8:52 | — | — | 8:52 | — | — | 8:52 | — | — | 8:52 | — | — | 8:52 | — | — | 8:51 | — | — | 8:51 | — | — |
 | — | 4:00 | — | — | 4:01 | — | — | 4:01 | — | — | 4:02 | — | — | 4:04 | — | — | 4:05 | — | — | 4:06 | — | — | 4:07 | — | — | 4:08 | — | — | 4:09 | — | — | 4:12 | — | — | 4:13 | — |
Today's sea temperature in Portstewart is 10.5° C (Statistics for 25 Dec 1981-2005 – mean: 9.6 max: 10.3 min: 8.5°C) | ||||||||||||||||||||||||||||||||||||
Nearest