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 — and sunset is at 04:12 PM.
Days 1–4 Weather SummaryHeavy rain (total 46mm), heaviest during Fri night. Cool air temperatures (max 14°C on Sat night, min 3°C on Fri night). Mainly gales. | Days 5–7 Weather SummaryHeavy rain (total 29mm), heaviest during Mon morning. Cool air temperatures (max 10°C on Sun afternoon, min 6°C on Tue afternoon). Winds decreasing (near gales from the SW on Mon morning, light winds from the ESE by Tue afternoon). | Days 8–10 Weather SummaryModerate rain (total 11mm), heaviest on Wed afternoon. Very mild (max 13°C on Fri night, min 7°C on Thu night). Winds decreasing (strong winds from the NNW on Wed afternoon, calm by Thu afternoon). | Days 11–13 Weather SummaryModerate rain (total 10mm), heaviest on Sun night. Very mild (max 14°C on Sat night, min 4°C on Mon morning). Winds increasing (light winds from the E on Sun afternoon, strong winds from the E by Sun night). | |||||||||||||||||||||||||||||||||
Thu 21 | Friday 22 | Saturday 23 | Sunday 24 | Monday 25 | Tuesday 26 | Wednesday 27 | Thursday 28 | Friday 29 | Saturday 30 | Sunday 1 | Monday 2 | Tue 3 | ||||||||||||||||||||||||
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 | 9:37PM1.10m | 10:42AM1.42m | 10:52PM0.99m | 12:19PM1.37m | 00:54AM0.99m | 1:42PM1.40m | 2:15AM1.07m | 2:35PM1.44m | 3:03AM1.19m | 3:15PM1.49m | 3:39AM1.30m | 3:48PM1.53m | 4:11AM1.42m | 4:20PM1.57m | 4:41AM1.52m | 4:51PM1.59m | 5:12AM1.61m | 5:23PM1.60m | 5:44AM1.67m | 5:55PM1.60m | 6:17AM1.70m | 6:28PM1.58m | 6:53AM1.71m | |||||||||||||
Low Tide | 4:32PM0.58m | 4:02AM0.51m | 5:52PM0.66m | 5:15AM0.57m | 7:15PM0.66m | 6:35AM0.59m | 8:22PM0.60m | 7:48AM0.57m | 9:08PM0.52m | 8:48AM0.52m | 9:44PM0.44m | 9:36AM0.45m | 10:15PM0.36m | 10:18AM0.39m | 10:45PM0.30m | 10:56AM0.34m | 11:15PM0.26m | 11:32AM0.30m | 11:44PM0.24m | 12:08PM0.29m | 00:15AM0.23m | 12:43PM0.30m | 00:46AM0.23m | |||||||||||||
NNW 8 | NNW 9 | NNW 8 | NNW 8 | NNW 9 | ESE 5 | NW 11 | NW 14 | WNW 7 | WNW 8 | NW 14 | NW 13 | NW 14 | NW 13 | NW 11 | NW 11 | NNW 10 | NNW 8 | NNW 8 | NNW 8 | NNW 7 | NNW 7 | NNW 6 | ESE 4 | NW 16 | NW 14 | NW 13 | NNW 12 | NNW 12 | NNW 12 | NNW 13 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | |
 |  |  | |  |  |  |  |  |  |  | | | | | | | | | | | |  | | | | | | | | | | | |  | | |
light rain | mod rain | rain shwrs | rain shwrs | heavy rain | heavy rain | cloudy | rain shwrs | some clouds | clear | some clouds | light rain | light rain | some clouds | cloudy | light rain | heavy rain | light rain | light rain | rain shwrs | some clouds | cloudy | light rain | light rain | light rain | some clouds | cloudy | light rain | rain shwrs | cloudy | light rain | light rain | light rain | light rain | cloudy | some clouds | |
km/h | ||||||||||||||||||||||||||||||||||||
3 | 10 | 2.0 | 1.0 | 16 | 11 | — | 3 | — | — | — | 4 | 3 | — | — | 5 | 13 | 4 | 4 | 1.0 | — | — | 2.0 | 3 | 1.0 | — | — | 2.0 | 1.0 | — | 2.0 | 2.0 | 1.0 | 2.0 | — | — | |
max°C | 5 | 7 | 7 | 7 | 4 | 12 | 13 | 14 | 10 | 10 | 8 | 7 | 9 | 9 | 7 | 7 | 8 | 9 | 9 | 10 | 10 | 10 | 8 | 11 | 12 | 13 | 12 | 13 | 14 | 11 | 11 | 9 | 4 | 5 | 6 | 6 |
Moonrise | — | 9:41 | — | — | 11:04 | — | — | — | 12:22 | — | — | 1:37 | — | — | 2:51 | — | — | 4:06 | — | — | 5:23 | — | — | 6:43 | — | — | 8:05 | — | — | 9:27 | — | — | 10:40 | — | — | 11:36 |
Moonset | 1:42 | — | 1:52 | — | — | 2:00 | — | — | 2:05 | — | — | 2:10 | — | — | 2:15 | — | — | 2:21 | — | — | 2:28 | — | — | 2:38 | — | — | 2:53 | — | — | — | 3:18 | — | — | 3:58 | — | 5:00 |
 | — | — | 8:14 | — | — | 8:15 | — | — | 8:18 | — | — | 8:19 | — | — | 8:22 | — | — | 8:22 | — | — | 8:25 | — | — | 8:26 | — | — | 8:27 | — | — | 8:30 | — | — | 8:30 | — | — | 8:33 |
 | 4:12 | — | — | 4:10 | — | — | 4:08 | — | — | 4:07 | — | — | 4:07 | — | — | 4:06 | — | — | 4:05 | — | — | 4:04 | — | — | 4:02 | — | — | 4:01 | — | — | 4:00 | — | — | 4:00 | — | — |
Today's sea temperature in Portstewart is 11.7 °C (Statistics for 21 Nov 1981-2005 – mean: 10.9 max: 12.2 min: 10.0°C) | ||||||||||||||||||||||||||||||||||||
Nearest