Portsmouth 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 06:09 PM.
Days 1–4 Weather SummaryMostly dry. Low air temperatures (max 9°C on Wed morning, min 4°C on Sun night). Mainly fresh winds. | Days 5–7 Weather SummaryLight rain (total 6mm), mostly falling on Fri morning. Cool air temperatures (max 12°C on Thu afternoon, min 7°C on Fri night). Wind will be generally light. | Days 8–10 Weather SummaryMostly dry. Very mild (max 12°C on Sat afternoon, min 6°C on Sun night). Wind will be generally light. | Days 11–13 Weather SummaryLight rain (total 8mm), mostly falling on Thu night. Very mild (max 14°C on Wed afternoon, min 4°C on Thu night). Winds increasing (calm on Thu morning, fresh winds from the SSW by Fri afternoon). | |||||||||||||||||||||||||||||||||
Sun 16 | Monday 17 | Tuesday 18 | Wednesday 19 | Thursday 20 | Friday 21 | Saturday 22 | Sunday 23 | Monday 24 | Tuesday 25 | Wednesday 26 | Thursday 27 | Fri 28 | ||||||||||||||||||||||||
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 | 12:31PM14.6ft | 00:48AM14.83ft | 12:57PM14.5ft | 1:13AM14.67ft | 1:24PM14.34ft | 1:41AM14.4ft | 1:57PM14.01ft | 2:15AM13.98ft | 2:35PM13.48ft | 2:56AM13.35ft | 3:26PM12.76ft | 3:50AM12.53ft | 4:35PM12.04ft | 5:04AM11.84ft | 5:55PM11.65ft | 6:26AM11.61ft | 7:21PM11.88ft | 7:52AM12.04ft | 8:41PM12.76ft | 9:02AM12.99ft | 9:36PM13.88ft | 9:49AM14.04ft | 10:15PM14.86ft | 10:26AM14.9ft | ||||||||||||
Low Tide | 5:58PM2.53ft | 6:14AM3.02ft | 6:27PM2.79ft | 6:42AM3.18ft | 6:55PM3.12ft | 7:10AM3.45ft | 7:25PM3.61ft | 7:42AM3.9ft | 7:57PM4.3ft | 8:17AM4.59ft | 8:35PM5.32ft | 9:00AM5.61ft | 9:25PM6.53ft | 10:08AM6.69ft | 11:23PM7.45ft | 12:36PM6.66ft | 1:15AM6.76ft | 1:40PM5.61ft | 2:06AM5.58ft | 2:26PM4.33ft | 2:49AM4.27ft | 3:08PM3.05ft | 3:30AM2.99ft | |||||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
 |  | |  |  | | | | | |  | | |  |  | | | | | | | | | | | | | | |  |  | | | |  | | |
some clouds | some clouds | some clouds | clear | clear | clear | clear | clear | some clouds | clear | cloudy | some clouds | some clouds | light rain | light rain | clear | some clouds | some clouds | clear | some clouds | some clouds | some clouds | some clouds | some clouds | some clouds | some clouds | some clouds | some clouds | some clouds | cloudy | rain shwrs | clear | some clouds | light rain | rain shwrs | light rain | |
mph | ||||||||||||||||||||||||||||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | 0.08 | 0.2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 0.04 | — | — | 0.04 | 0.2 | 0.04 | |
max°F | 46 | 41 | 43 | 45 | 41 | 43 | 45 | 45 | 48 | 50 | 52 | 52 | 54 | 52 | 50 | 52 | 48 | 52 | 54 | 52 | 50 | 50 | 43 | 50 | 54 | 54 | 52 | 54 | 52 | 54 | 57 | 54 | 54 | 52 | 45 | 46 |
Moonrise | 8:53 | — | — | — | 10:05 | — | — | 11:18 | — | — | — | 12:31 | — | — | 1:41 | — | — | 2:43 | — | — | 3:33 | — | — | 4:11 | — | — | 4:38 | — | — | 4:59 | — | — | 5:15 | — | — | 5:29 |
Moonset | 6:46 | — | 6:58 | — | — | 7:12 | — | — | 7:30 | — | — | 7:55 | — | — | 8:29 | — | — | 9:18 | — | — | 10:22 | — | — | 11:38 | — | — | 1:02 | — | — | 2:30 | — | — | — | 3:58 | — | 5:27 |
 | — | — | 6:13 | — | — | 6:11 | — | — | 6:09 | — | — | 6:07 | — | — | 6:05 | — | — | 6:01 | — | — | 6:00 | — | — | 5:58 | — | — | 5:56 | — | — | 5:54 | — | — | 5:50 | — | — | 5:48 |
 | 6:09 | — | — | 6:12 | — | — | 6:14 | — | — | 6:15 | — | — | 6:16 | — | — | 6:17 | — | — | 6:20 | — | — | 6:22 | — | — | 6:22 | — | — | 6:24 | — | — | 6:27 | — | — | 6:28 | — | — |
Today's sea temperature in Portsmouth is 47 °F (Statistics for 16 Mar 1981-2005 – mean: 47 max: 50 min: 42°F) | ||||||||||||||||||||||||||||||||||||
Forecast update inUpdates in 3 hr 0 min 26 sUpdate imminent
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