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 05:11 AM and sunset is at 08:50 PM.
Days 1–3 Weather SummaryLight rain (total 6mm), mostly falling on Mon night. Cool air temperatures (max 15°C on Wed afternoon, min 11°C on Mon morning). Winds decreasing (fresh winds from the S on Mon night, light winds from the SW by Wed night). | Days 4–6 Weather SummaryMostly dry. Warm air temperatures (max 23°C on Sat afternoon, min 15°C on Thu morning). Wind will be generally light. | Days 7–9 Weather SummaryMostly dry. Warm (max 24°C on Sun afternoon, min 19°C on Mon night). Wind will be generally light. | Days 10–12 Weather SummaryLight rain (total 2mm), mostly falling on Thu afternoon. Warm (max 24°C on Wed morning, min 8°C on Thu night). Winds increasing (calm on Wed night, fresh winds from the NNW by Thu afternoon). | Days 13–16 Weather SummaryMostly dry. Very mild (max 17°C on Tue afternoon, min 9°C on Sat night). Winds decreasing (fresh winds from the WSW on Sat afternoon, light winds from the N by Sun night). | |||||||||||||||||||||||||||||||||||||||||||
Monday 18 | Tuesday 19 | Wednesday 20 | Thursday 21 | Friday 22 | Saturday 23 | Sunday 24 | Monday 25 | Tuesday 26 | Wednesday 27 | Thursday 28 | Friday 29 | Saturday 30 | Sunday 31 | Monday 1 | Tue 2 | ||||||||||||||||||||||||||||||||
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 | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | |
Wave Height Map |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | |||||||||||||||||||||||||||||||
High Tide | 1:08PM4.61m | 1:26AM4.64m | 2:05PM4.58m | 2:22AM4.55m | 3:04PM4.52m | 3:19AM4.41m | 4:02PM4.42m | 4:16AM4.25m | 5:00PM4.29m | 5:17AM4.07m | 6:05PM4.17m | 6:27AM3.92m | 7:20PM4.11m | 7:46AM3.88m | 8:28PM4.15m | 8:51AM3.94m | 9:21PM4.21m | 9:44AM4.02m | 10:06PM4.28m | 10:28AM4.10m | 10:45PM4.32m | 11:08AM4.17m | 11:22PM4.34m | 11:46AM4.21m | 11:58PM4.34m | 12:24PM4.24m | 00:34AM4.32m | 1:03PM4.25m | |||||||||||||||||||
Low Tide | 6:33PM0.78m | 6:59AM0.64m | 7:24PM0.91m | 7:51AM0.76m | 8:17PM1.10m | 8:45AM0.93m | 9:13PM1.31m | 9:42AM1.14m | 10:13PM1.52m | 10:41AM1.34m | 11:17PM1.69m | 11:46AM1.50m | 00:29AM1.77m | 12:58PM1.56m | 1:41AM1.70m | 2:03PM1.51m | 2:37AM1.55m | 2:55PM1.40m | 3:23AM1.38m | 3:40PM1.29m | 4:04AM1.23m | 4:21PM1.21m | 4:44AM1.12m | 5:01PM1.19m | 5:23AM1.07m | 5:40PM1.23m | 6:00AM1.08m | 6:16PM1.31m | |||||||||||||||||||
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 |  |  | |  |  |  | | | | |  | | | | | | | | | | | | | | | | | | | |  | | | | | | | | | | | | | | | | |
light rain | some clouds | light rain | light rain | clear | some clouds | rain shwrs | clear | some clouds | clear | clear | clear | some clouds | clear | some clouds | some clouds | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | some clouds | clear | clear | clear | clear | risk tstorm | some clouds | clear | some clouds | clear | clear | some clouds | some clouds | clear | some clouds | some clouds | clear | clear | clear | some clouds | some clouds | |
km/h | |||||||||||||||||||||||||||||||||||||||||||||||
1 | — | 3 | 1 | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | 12 | 12 | 12 | 14 | 14 | 13 | 14 | 15 | 14 | 16 | 16 | 18 | 18 | 20 | 21 | 22 | 23 | 22 | 23 | 24 | 23 | 23 | 24 | 23 | 23 | 23 | 22 | 24 | 23 | 22 | 24 | 21 | 13 | 17 | 16 | 14 | 16 | 16 | 12 | 14 | 15 | 14 | 15 | 16 | 15 | 16 | 17 |
Moonrise | 5:42 | — | — | 6:48 | — | — | 8:09 | — | — | 9:37 | — | — | 11:03 | — | — | 12:24 | — | — | 1:42 | — | — | 2:56 | — | — | — | 4:09 | — | — | 5:22 | — | — | 6:35 | — | — | 7:48 | — | — | 8:58 | — | — | — | 10:03 | — | — | 10:58 | — | — |
Moonset | — | — | 11:50 | — | — | — | 12:45 | — | — | 1:21 | — | — | 1:46 | — | — | 2:04 | — | — | 2:19 | — | — | 2:31 | — | — | 2:43 | — | — | 2:55 | — | — | 3:09 | — | — | 3:26 | — | — | 3:47 | — | — | 4:17 | — | — | 4:56 | — | — | 5:47 | — |
 | 5:11 | — | — | 5:09 | — | — | 5:09 | — | — | 5:07 | — | — | 5:07 | — | — | 5:05 | — | — | 5:03 | — | — | 5:03 | — | — | 5:01 | — | — | 5:01 | — | — | 5:00 | — | — | 4:58 | — | — | 4:58 | — | — | 4:56 | — | — | 4:56 | — | — | 4:56 | — |
 | — | 8:50 | — | — | 8:51 | — | — | 8:52 | — | — | 8:53 | — | — | 8:54 | — | — | 8:57 | — | — | 8:58 | — | — | 8:59 | — | — | — | 9:00 | — | — | 9:01 | — | — | 9:02 | — | — | 9:04 | — | — | 9:05 | — | — | 9:06 | — | — | 9:07 | — | 9:08 |
Today's sea temperature in Portsmouth is 13.6° C (Statistics for 18 May 1981-2005 – mean: 11.4 max: 13.0 min: 9.8°C) | |||||||||||||||||||||||||||||||||||||||||||||||
Nearest