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 08:52 AM and sunset is at 04:51 PM.
Days 1–3 Weather SummaryMostly dry. Low air temperatures (max 9°C on Sun afternoon, min 5°C on Sat morning). Wind will be generally light. | Days 4–6 Weather SummaryLight rain (total 2mm), mostly falling on Wed afternoon. Cool air temperatures (max 10°C on Tue afternoon, min 7°C on Sun night). Winds increasing (light winds from the W on Sun night, near gales from the SSW by Wed afternoon). | Days 7–9 Weather SummarySome drizzle, heaviest during Fri night. Mild temperatures (max 9°C on Wed night, min 2°C on Sat afternoon). Winds decreasing (strong winds from the WNW on Wed night, light winds from the SW by Fri afternoon). | Days 10–12 Weather SummaryLight rain (total 5mm), mostly falling on Sun night. Freeze-thaw conditions (max 12°C on Tue afternoon, min -1°C on Sat night). Mainly strong winds. | ||||||||||||||||||||||||||||||||
Friday 27 | Saturday 28 | Sunday 29 | Monday 30 | Tuesday 31 | Wednesday 1 | Thursday 2 | Friday 3 | Saturday 4 | Sunday 5 | Monday 6 | Tue 7 | ||||||||||||||||||||||||
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 | 10:03AM4.31m | 10:32PM4.37m | 10:54AM4.50m | 11:20PM4.58m | 11:41AM4.73m | 00:04AM4.82m | 12:25PM4.96m | 00:46AM5.05m | 1:07PM5.18m | 1:27AM5.26m | 1:49PM5.36m | 2:08AM5.43m | 2:31PM5.48m | 2:50AM5.52m | 3:14PM5.52m | 3:33AM5.52m | 4:00PM5.49m | 4:18AM5.44m | 4:47PM5.37m | 5:06AM5.28m | 5:39PM5.19m | 5:59AM5.07m | 6:35PM4.97m | ||||||||||||
Low Tide | 5:00PM1.47m | 5:27AM1.46m | 5:53PM1.27m | 6:16AM1.21m | 6:40PM1.04m | 7:01AM0.97m | 7:23PM0.84m | 7:44AM0.74m | 8:05PM0.67m | 8:25AM0.56m | 8:46PM0.57m | 9:06AM0.44m | 9:27PM0.54m | 9:47AM0.38m | 10:08PM0.58m | 10:28AM0.41m | 10:50PM0.70m | 11:11AM0.50m | 11:35PM0.87m | 11:57AM0.67m | 00:24AM1.08m | 12:49PM0.88m | |||||||||||||
N 16 | W 16 | W 8 | N 7 | N 7 | N 6 | WNW 2 | W 3 | WNW 4 | W 4 | WSW 5 | WSW 5 | WSW 5 | WSW 6 | WSW 6 | WSW 7 | WSW 8 | W 6 | NNW 7 | NNW 6 | N 8 | N 8 | N 7 | N 7 | SW 5 | WSW 6 | WSW 6 | SSW 5 | S 5 | WSW 8 | SW 6 | W 4 | WSW 5 | WSW 6 | SW 6 | |
 | |  | | | | | | | | | |  |  |  | |  |  | | | | | |  | | | | | | | | | | | | |
clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | some clouds | cloudy | cloudy | some clouds | rain shwrs | some clouds | some clouds | cloudy | clear | some clouds | clear | rain shwrs | some clouds | clear | some clouds | cloudy | cloudy | rain shwrs | some clouds | some clouds | cloudy | cloudy | cloudy | |
km/h | |||||||||||||||||||||||||||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2.0 | — | — | — | — | — | — | 1.0 | — | — | — | — | — | 4 | — | — | — | — | — | |
max°C | 7 | 7 | 6 | 5 | 5 | 7 | 8 | 9 | 8 | 8 | 8 | 8 | 9 | 10 | 8 | 9 | 10 | 9 | 4 | 4 | 4 | 5 | 5 | 5 | 3 | 3 | 1 | 3 | 4 | 6 | 9 | 9 | 8 | 10 | 12 |
Moonrise | 5:42 | — | — | 6:57 | — | — | 8:09 | — | — | 9:11 | — | — | 9:59 | — | — | 10:34 | — | — | 10:58 | — | — | 11:17 | — | — | 11:32 | — | — | 11:45 | — | — | 11:57 | — | — | 12:11 | — |
Moonset | 1:47 | — | — | 2:15 | — | — | 2:55 | — | — | — | 3:50 | — | — | 5:01 | — | — | 6:22 | — | — | 7:48 | — | — | — | 9:13 | — | — | 10:37 | — | — | — | 12:00 | — | — | 1:24 | — |
 | 8:52 | — | — | 8:53 | — | — | 8:53 | — | — | 8:53 | — | — | 8:53 | — | — | 8:53 | — | — | 8:52 | — | — | 8:52 | — | — | 8:52 | — | — | 8:52 | — | — | 8:52 | — | — | 8:52 | — |
 | — | 4:51 | — | — | 4:51 | — | — | 4:52 | — | — | 4:52 | — | — | 4:52 | — | — | 4:54 | — | — | 4:55 | — | — | 4:57 | — | — | 4:58 | — | — | 4:59 | — | — | 5:00 | — | — | 5:00 |
Today's sea temperature in Grande-Synthe is 9.2 °C (Statistics for 27 Dec 1981-2005 – mean: 9.2 max: 10.9 min: 7.5°C) | |||||||||||||||||||||||||||||||||||
Nearest