Grande-Synthe 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 10:07 PM.
Days 1–4 Weather SummaryMostly dry. Warm air temperatures (max 27°C on Mon afternoon, min 19°C on Sun afternoon). Wind will be generally light. | Days 5–7 Weather SummaryMostly dry. Very warm air temperatures (max 30°C on Fri afternoon, min 18°C on Thu morning). Winds increasing (light winds from the ENE on Thu night, fresh winds from the ENE by Fri night). | Days 8–10 Weather SummaryLight rain (total 3mm), mostly falling on Sat night. Warm (max 31°C on Sat afternoon, min 18°C on Mon night). Winds increasing (light winds from the ESE on Sat night, strong winds from the NNE by Mon night). | Days 11–13 Weather SummaryLight rain (total 2mm), mostly falling on Thu afternoon. Warm (max 20°C on Fri afternoon, min 15°C on Thu night). Winds decreasing (fresh winds from the NNE on Tue night, light winds from the WNW by Thu night). | Days 14–17 Weather SummaryModerate rain (total 13mm), heaviest on Mon morning. Warm (max 21°C on Fri afternoon, min 13°C on Mon morning). Winds decreasing (fresh winds from the WSW on Fri afternoon, light winds from the W by Sun morning). | |||||||||||||||||||||||||||||||||||||||||||
Sun 5 | Monday 6 | Tuesday 7 | Wednesday 8 | Thursday 9 | Friday 10 | Saturday 11 | Sunday 12 | Monday 13 | Tuesday 14 | Wednesday 15 | Thursday 16 | Friday 17 | Saturday 18 | Sunday 19 | Monday 20 | ||||||||||||||||||||||||||||||||
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 | night | |
Wave Height Map |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | |||||||||||||||||||||||||||||||
High Tide | 5:18PM5.14m | 5:44AM5.04m | 6:01PM5.05m | 6:30AM4.95m | 6:50PM4.92m | 7:21AM4.85m | 7:44PM4.80m | 8:20AM4.76m | 8:46PM4.71m | 9:23AM4.72m | 9:52PM4.73m | 10:29AM4.78m | 10:58PM4.87m | 11:33AM4.93m | 00:00AM5.10m | 12:32PM5.15m | 00:59AM5.37m | 1:26PM5.37m | 1:53AM5.61m | 2:17PM5.57m | 2:45AM5.77m | 3:06PM5.68m | 3:33AM5.81m | 3:52PM5.70m | 4:20AM5.73m | 4:37PM5.61m | 5:06AM5.53m | 5:22PM5.42m | |||||||||||||||||||
Low Tide | 11:48AM0.98m | 00:08AM0.80m | 12:27PM1.08m | 00:48AM0.92m | 1:09PM1.20m | 1:32AM1.05m | 1:58PM1.32m | 2:25AM1.18m | 2:58PM1.43m | 3:32AM1.26m | 4:12PM1.44m | 4:50AM1.22m | 5:30PM1.32m | 6:06AM1.04m | 6:39PM1.05m | 7:11AM0.77m | 7:39PM0.72m | 8:08AM0.50m | 8:31PM0.39m | 8:59AM0.30m | 9:20PM0.13m | 9:46AM0.21m | 10:06PM-0.01m | 10:31AM0.25m | 10:50PM-0.01m | 11:13AM0.39m | 11:32PM0.14m | 11:55AM0.62m | 00:14AM0.40m | ||||||||||||||||||
Wave Height (m) Direction Period (s) | N 6 | WSW 5 | W 3 | WSW 4 | WSW 5 | WNW 3 | WSW 4 | WSW 5 | NW 4 | N 7 | N 6 | N 7 | NE 3 | NE 4 | NE 4 | NE 5 | NNE 5 | NNE 5 | NE 5 | NNE 5 | NNE 5 | NNE 5 | NNE 6 | NNE 6 | NNE 6 | NNE 7 | NNE 6 | N 6 | N 6 | N 6 | N 7 | N 5 | N 6 | N 6 | N 6 | W 4 | WSW 5 | WSW 5 | WSW 4 | WSW 5 | WSW 5 | NW 3 | WNW 4 | WSW 5 | WSW 5 | WSW 5 | WNW 4 |
 |  |  | |  | | |  | | | | | | |  | | | | |  | | | | | | | | | | | | | |  | | | | | | | | | | | |  | | |
some clouds | cloudy | clear | clear | some clouds | some clouds | clear | clear | clear | clear | clear | clear | clear | some clouds | cloudy | some clouds | clear | clear | clear | rain shwrs | some clouds | clear | clear | some clouds | clear | some clouds | cloudy | some clouds | some clouds | some clouds | clear | some clouds | cloudy | rain shwrs | some clouds | clear | clear | clear | clear | clear | some clouds | cloudy | cloudy | some clouds | rain shwrs | light rain | rain shwrs | |
km/h | |||||||||||||||||||||||||||||||||||||||||||||||
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 3 | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | — | — | — | — | — | — | — | — | — | — | 9 | 1 | 3 |
max °C | 21 | 23 | 22 | 27 | 25 | 21 | 26 | 25 | 21 | 23 | 22 | 24 | 26 | 25 | 26 | 30 | 29 | 30 | 31 | 30 | 26 | 27 | 23 | 20 | 22 | 19 | 18 | 18 | 17 | 17 | 19 | 18 | 19 | 19 | 19 | 18 | 21 | 19 | 18 | 21 | 19 | 20 | 20 | 19 | 15 | 15 | 18 |
Moonrise | — | — | 12:29 | — | — | 12:41 | — | — | 12:54 | — | — | 1:10 | — | — | 1:31 | — | — | 2:02 | — | — | 2:48 | — | — | 3:54 | — | — | 5:17 | — | — | 6:49 | — | — | 8:21 | — | — | 9:48 | — | — | 11:09 | — | — | 12:27 | — | — | 1:43 | — | — |
Moonset | — | — | 12:46 | — | — | 2:04 | — | — | — | 3:25 | — | — | 4:51 | — | — | 6:21 | — | — | 7:47 | — | — | — | 9:00 | — | — | 9:55 | — | — | 10:32 | — | — | 10:57 | — | — | 11:15 | — | — | 11:30 | — | — | 11:42 | — | — | 11:55 | — | — | — |
 | — | — | 5:43 | — | — | 5:43 | — | — | 5:45 | — | — | 5:46 | — | — | 5:47 | — | — | 5:48 | — | — | 5:48 | — | — | 5:50 | — | — | 5:50 | — | — | 5:52 | — | — | 5:54 | — | — | 5:54 | — | — | 5:56 | — | — | 5:56 | — | — | 5:58 | — | — |
 | — | 10:07 | — | — | 10:06 | — | — | 10:06 | — | — | 10:05 | — | — | 10:04 | — | — | 10:04 | — | — | 10:02 | — | — | 10:01 | — | — | 10:00 | — | — | 10:00 | — | — | 9:59 | — | — | 9:58 | — | — | 9:57 | — | — | 9:55 | — | — | 9:54 | — | — | 9:53 |
Today's sea temperature in Grande-Synthe is 18.9° C (Statistics for 05 Jul 1981-2005 – mean: 15.1 max: 16.4 min: 13.6°C) | |||||||||||||||||||||||||||||||||||||||||||||||
Nearest