Oshima - Hakodate
| Date | 17th (Fri) Apr | 18th (Sat) Apr | |||||||
| Weather |  |
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| Wind | S =>> NE 渡島western part S Slightly | SW =>> W The sea SW Slightly |
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| Wave | 2 mうねり を伴う | 2 m =>> 2.5 mうねり を伴う | |||||||
| Temperature (Hakodate) |
MAX (different the day before) | 16 C (2) | 15 C (-1) | ||||||
| MIN (different the day before) | --- (---) | 8 C (5) | |||||||
| Probability of Precipitation |
Time | 00-06h | 06-12h | 12-18h | 18-24h | 00-06h | 06-12h | 12-18h | 18-24h |
| % | --- | --- | 0 % | 10 % | 30 % | 60 % | 20 % | 10 % | |
Update at 11:40 JST
Hiyama - Esashi
| Date | 17th (Fri) Apr | 18th (Sat) Apr | |||||||
| Weather | |
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| Wind | SW Hiyama Okushiri Island S Slightly |
SW =>> Slightly | |||||||
| Wave | 1 m | 1 m =>> 2 m | |||||||
| Temperature (Esashi) |
MAX (different the day before) | 15 C (-1) | 13 C (-2) | ||||||
| MIN (different the day before) | --- (---) | 9 C (4) | |||||||
| Probability of Precipitation |
Time | 00-06h | 06-12h | 12-18h | 18-24h | 00-06h | 06-12h | 12-18h | 18-24h |
| % | --- | --- | 0 % | 10 % | 40 % | 50 % | 20 % | 10 % | |
Update at 11:40 JST
Hakodate
| Date | 17th | 17th | 17th | 18th | 18th | 18th | 18th | 18th |
| Time | 15:00 | 18:00 | 21:00 | 00:00 | 03:00 | 06:00 | 09:00 | 12:00 |
| Weather |  |
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| Temperature C | 16.0 | 14.0 | 10.0 | 9.0 | 9.0 | 9.0 | 12.0 | 13.0 |
| Wind Direction | S | S | NE | NE | SW | SW | SW | SW |
| Wind Speed | 6 - 9 m/s | 3 - 5 m/s | 3 - 5 m/s | 3 - 5 m/s | 6 - 9 m/s | 6 - 9 m/s | 6 - 9 m/s | 6 - 9 m/s |
Update at 12:00 JST
Esashi
| Date | 17th | 17th | 17th | 18th | 18th | 18th | 18th | 18th |
| Time | 15:00 | 18:00 | 21:00 | 00:00 | 03:00 | 06:00 | 09:00 | 12:00 |
| Weather | |
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| Temperature C | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 10.0 | 12.0 | 13.0 |
| Wind Direction | SW | SW | SW | SW | SW | SW | SW | SW |
| Wind Speed | 3 - 5 m/s | 3 - 5 m/s | 3 - 5 m/s | 6 - 9 m/s | 3 - 5 m/s | 6 - 9 m/s | 10 m/s more | 10 m/s more |
Update at 12:00 JST
OshimaHiyama - Hakodate
| Date | 19th (Sun) Apr | 20th (Mon) Apr | 21st (Tue) Apr | 22nd (Wed) Apr | 23rd (Thu) Apr | 24th (Fri) Apr | |
| Weather |  |
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| Temperature (Hakodate) |
Max | 18 | 18 | 15 | 15 | 15 | 15 |
| Min | 6 | 4 | 7 | 7 | 6 | 5 | |
| Temperature climatic normal |
Max | 12.6 | 12.8 | 13.0 | 13.2 | 13.4 | 13.6 |
| Min | 3.4 | 3.6 | 3.8 | 4.0 | 4.2 | 4.4 | |
| POP | 10 % | 30 % | 50 % | 40 % | 30 % | 40 % | |
Update at 11:27 JST
Details is here