Mariehamn 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 03:32 PM.
Days 1–4 Weather SummaryLight rain (total 4mm), mostly falling on Fri morning. Low air temperatures (max 7°C on Wed afternoon, min 4°C on Wed night). Winds increasing (light winds from the WSW on Wed night, strong winds from the SSW by Thu night). | Days 5–7 Weather SummaryMostly dry. Low air temperatures (max 7°C on Sat afternoon, min 1°C on Tue morning). Winds increasing (light winds from the NNE on Mon afternoon, fresh winds from the E by Tue morning). | Days 8–10 Weather SummaryMostly dry. Temperatures will be below freezing (max 0°C on Tue afternoon, min -3°C on Tue night). Winds decreasing (fresh winds from the E on Tue afternoon, calm by Wed night). | Days 11–13 Weather SummaryMostly dry. Freeze-thaw conditions (max 5°C on Sun morning, min 0°C on Fri afternoon). Winds decreasing (strong winds from the NW on Sat night, light winds from the NNW by Sun night). | |||||||||||||||||||||||||||||||||
Wed 17 | Thursday 18 | Friday 19 | Saturday 20 | Sunday 21 | Monday 22 | Tuesday 23 | Wednesday 24 | Thursday 25 | Friday 26 | Saturday 27 | Sunday 28 | Mon 29 | ||||||||||||||||||||||||
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 | 6:48PM0.01m | 7:04AM0.02m | 7:19PM0.01m | 7:33AM0.02m | 7:47PM0.01m | 8:03AM0.02m | 8:15PM0.01m | 8:34AM0.02m | 8:42PM0.01m | 9:04AM0.02m | 9:12PM0.01m | 9:36AM0.01m | 9:45PM0.01m | 10:07AM0.01m | 10:27PM0.01m | 10:43AM0.01m | 11:21PM0.01m | 11:20AM0.01m | 00:37AM0.01m | 12:14PM0.01m | 2:11AM0.01m | 1:34PM0.01m | 3:33AM0.01m | |||||||||||||
Low Tide | 1:16PM0.01m | 00:18AM0.01m | 1:48PM0.01m | 00:48AM0.01m | 2:17PM0.01m | 1:18AM0.01m | 2:49PM0.01m | 1:46AM0.01m | 3:20PM0.01m | 2:15AM0.01m | 3:53PM0.01m | 2:46AM0.01m | 4:28PM0.01m | 3:17AM0.01m | 5:04PM0.01m | 5:44PM0.01m | 6:30PM0.01m | 5:52AM0.01m | 7:24PM0.01m | 7:47AM0.01m | 8:25PM0.01m | 9:50AM0.01m | ||||||||||||||
SSW 4 | SSW 4 | SSW 3 | S 4 | SSW 5 | SSW 5 | SSW 5 | SSW 5 | SSW 4 | SW 4 | WNW 4 | WNW 3 | WNW 3 | WNW 2 | W 2 | W 2 | E 2 | ESE 4 | ESE 4 | E 4 | E 3 | E 3 | SSE 3 | SSW 2 | WSW 3 | W 3 | WNW 2 | WNW 3 | NNW 3 | NNW 2 | NW 3 | WNW 4 | NW 4 | NNW 3 | N 2 | WNW 3 | |
 |  | | |  |  |  | | |  | | | |  | | | | | | | | | | | | | | | | | | | | | | | |
some clouds | clear | some clouds | some clouds | some clouds | light rain | cloudy | some clouds | cloudy | clear | clear | clear | clear | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | some clouds | clear | clear | cloudy | some clouds | some clouds | clear | some clouds | some clouds | clear | clear | clear | clear | clear | clear | cloudy | |
km/h | ||||||||||||||||||||||||||||||||||||
— | — | — | — | — | 4 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max°C | 7 | 6 | 5 | 5 | 6 | 6 | 6 | 7 | 6 | 7 | 6 | 5 | 5 | 5 | 4 | 4 | 3 | 2 | 0 | -2 | -3 | -3 | -2 | -2 | -1 | -1 | 0 | 1 | 3 | 3 | 3 | 3 | 5 | 4 | 3 | 4 |
Moonrise | — | — | 9:09 | — | — | 10:32 | — | — | 11:27 | — | — | 11:51 | — | — | 12:01 | — | — | 12:04 | — | — | 12:05 | — | — | 12:05 | — | — | 12:04 | — | — | 12:03 | — | — | 12:02 | — | — | 12:02 |
Moonset | — | — | 1:11 | — | — | 1:34 | — | — | 2:28 | — | — | — | 3:52 | — | — | 5:28 | — | — | 7:05 | — | — | 8:40 | — | — | — | 10:13 | — | — | 11:45 | — | — | — | 1:20 | — | — | 2:59 |
 | — | — | 9:40 | — | — | 9:41 | — | — | 9:41 | — | — | 9:42 | — | — | 9:42 | — | — | 9:42 | — | — | 9:44 | — | — | 9:44 | — | — | 9:44 | — | — | 9:44 | — | — | 9:44 | — | — | 9:44 |
 | 3:32 | — | — | 3:32 | — | — | 3:32 | — | — | 3:33 | — | — | 3:33 | — | — | 3:33 | — | — | 3:33 | — | — | 3:34 | — | — | 3:36 | — | — | 3:37 | — | — | 3:37 | — | — | 3:38 | — | — |
Today's sea temperature in Mariehamn is 5.6° C (Statistics for 17 Dec 1981-2005 – mean: 3.8 max: 5.6 min: 2.4°C) | ||||||||||||||||||||||||||||||||||||
Nearest