Portland 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 07:29 PM.
Days 1–4 Weather SummaryLight rain (total 3mm), mostly falling on Mon night. Cool air temperatures (max 14°C on Tue afternoon, min 5°C on Sun night). Wind will be generally light. | Days 5–7 Weather SummaryHeavy rain (total 28mm), heaviest during Sat morning. Cool air temperatures (max 12°C on Wed afternoon, min 6°C on Thu morning). Wind will be generally light. | Days 8–10 Weather SummaryMostly dry. Very mild (max 16°C on Mon afternoon, min 5°C on Sun night). Wind will be generally light. | Days 11–13 Weather SummaryModerate rain (total 15mm), heaviest on Tue night. Very mild (max 17°C on Thu morning, min 6°C on Tue night). Wind will be generally light. | |||||||||||||||||||||||||||||||||
Sun 20 | Monday 21 | Tuesday 22 | Wednesday 23 | Thursday 24 | Friday 25 | Saturday 26 | Sunday 27 | Monday 28 | Tuesday 29 | Wednesday 30 | Thursday 1 | Fri 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 | 5:16PM2.37m | 5:24AM2.69m | 6:15PM2.42m | 6:26AM2.72m | 7:14PM2.55m | 7:30AM2.80m | 8:11PM2.74m | 8:31AM2.91m | 9:04PM2.97m | 9:29AM3.04m | 9:54PM3.21m | 10:24AM3.14m | 10:43PM3.41m | 11:17AM3.20m | 11:31PM3.54m | 12:09PM3.21m | 00:20AM3.60m | 1:01PM3.15m | 1:11AM3.56m | 1:56PM3.05m | 2:04AM3.45m | 2:52PM2.91m | 3:01AM3.28m | |||||||||||||
Low Tide | 11:08PM0.61m | 11:55AM0.33m | 00:10AM0.56m | 12:54PM0.27m | 1:15AM0.43m | 1:52PM0.17m | 2:17AM0.23m | 2:47PM0.05m | 3:15AM-0.01m | 3:39PM-0.08m | 4:10AM-0.24m | 4:29PM-0.17m | 5:02AM-0.44m | 5:17PM-0.22m | 5:54AM-0.55m | 6:06PM-0.21m | 6:46AM-0.58m | 6:57PM-0.14m | 7:39AM-0.52m | 7:49PM-0.02m | 8:34AM-0.37m | 8:45PM0.12m | 9:33AM-0.20m | |||||||||||||
SSE 8 | S 8 | S 8 | SSE 7 | S 5 | SSE 5 | SSE 6 | SSE 6 | SSE 7 | SSE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 9 | SE 9 | SE 4 | SSE 7 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SSE 5 | SSE 5 | SSE 6 | SSE 8 | SSE 8 | SSE 8 | S 8 | SSE 7 | |
 |  | |  |  |  | |  | | | | | | | | |  |  |  | | | | | | | | | | | | | | | | | | |
clear | clear | clear | some clouds | light rain | light rain | some clouds | some clouds | some clouds | some clouds | clear | clear | some clouds | some clouds | some clouds | some clouds | mod rain | heavy rain | cloudy | clear | some clouds | clear | clear | clear | some clouds | some clouds | cloudy | light rain | light rain | cloudy | light rain | mod rain | cloudy | cloudy | some clouds | clear | |
km/h | ||||||||||||||||||||||||||||||||||||
— | — | — | — | 2 | 1 | — | — | — | — | — | — | — | — | — | — | 10 | 18 | — | — | — | — | — | — | — | — | — | 2 | 3 | — | 1 | 9 | — | — | — | — | |
max°C | 11 | 9 | 8 | 9 | 8 | 7 | 14 | 14 | 11 | 12 | 11 | 10 | 11 | 10 | 9 | 8 | 8 | 9 | 13 | 12 | 10 | 11 | 10 | 10 | 16 | 13 | 13 | 8 | 7 | 7 | 7 | 12 | 17 | 17 | 13 | 12 |
Moonrise | 2:14 | — | 2:50 | — | — | 3:19 | — | — | 3:43 | — | — | 4:05 | — | — | 4:27 | — | — | 4:49 | — | — | 5:13 | — | — | 5:43 | — | — | 6:21 | — | — | 7:10 | — | — | 8:11 | — | — | 9:21 |
Moonset | 10:49 | — | 12:01 | — | — | 1:16 | — | — | 2:32 | — | — | — | 3:50 | — | — | 5:09 | — | — | 6:32 | — | — | 7:56 | — | — | — | 9:23 | — | — | 10:45 | — | — | 11:58 | — | — | — | 12:56 |
 | — | — | 5:48 | — | — | 5:47 | — | — | 5:46 | — | — | 5:43 | — | — | 5:43 | — | — | 5:41 | — | — | 5:39 | — | — | 5:37 | — | — | 5:37 | — | — | 5:35 | — | — | 5:33 | — | — | 5:31 |
 | 7:29 | — | — | 7:30 | — | — | 7:31 | — | — | 7:32 | — | — | 7:34 | — | — | 7:35 | — | — | 7:37 | — | — | 7:37 | — | — | 7:38 | — | — | 7:39 | — | — | 7:40 | — | — | 7:42 | — | — |
Today's sea temperature in Portland is 5.1 °C (Statistics for 20 Apr 1981-2005 – mean: 5.2 max: 6.9 min: 3.6°C) | ||||||||||||||||||||||||||||||||||||
Forecast update inUpdates in hr min sUpdate imminent
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