Tokyo-Tokyo - Tokyo
| Date | 20th (Fri) Feb | 21st (Sat) Feb | |||||||
| Weather |  |
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| Wind | N daytime S | N =>> SE | |||||||
| Wave | 0.5 m | 0.5 m | |||||||
| Temperature (Tokyo) |
MAX (different the day before) | 11 C (0) | 15 C (4) | ||||||
| MIN (different the day before) | --- (---) | 4 C (2) | |||||||
| Probability of Precipitation |
Time | 00-06h | 06-12h | 12-18h | 18-24h | 00-06h | 06-12h | 12-18h | 18-24h |
| % | --- | 0 % | 10 % | 10 % | 0 % | 0 % | 0 % | 10 % | |
Update at 05:40 JST
Tokyo-Izu shoto Hokubu - Oshima
| Date | 20th (Fri) Feb | 21st (Sat) Feb | |||||||
| Weather | |
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| Wind | NE =>> W | N =>> W | |||||||
| Wave | 1.5 m | 1.5 m | |||||||
| Temperature (Oshima) |
MAX (different the day before) | 12 C (1) | 14 C (2) | ||||||
| MIN (different the day before) | --- (---) | 5 C (2) | |||||||
| Probability of Precipitation |
Time | 00-06h | 06-12h | 12-18h | 18-24h | 00-06h | 06-12h | 12-18h | 18-24h |
| % | --- | 10 % | 10 % | 10 % | 10 % | 10 % | 10 % | 10 % | |
Update at 05:40 JST
Tokyo-Izu shoto Nambu - Hachijojima
| Date | 20th (Fri) Feb | 21st (Sat) Feb | |||||||
| Weather | |
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| Wind | W =>> N Slightly | N beginning Slightly | |||||||
| Wave | 2 m =>> 1.5 m Miyakejima 1.5 m |
1.5 m | |||||||
| Temperature (Hachijojima) |
MAX (different the day before) | 13 C (3) | 15 C (2) | ||||||
| MIN (different the day before) | --- (---) | 8 C (3) | |||||||
| Probability of Precipitation |
Time | 00-06h | 06-12h | 12-18h | 18-24h | 00-06h | 06-12h | 12-18h | 18-24h |
| % | --- | 10 % | 10 % | 30 % | 30 % | 10 % | 10 % | 10 % | |
Update at 05:40 JST
Tokyo-Ogasawara - Chichijima
| Date | 20th (Fri) Feb | 21st (Sat) Feb | |||||||
| Weather |  |
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| Wind | N =>> NE | NW =>> NE | |||||||
| Wave | 2.5 m =>> 1.5 mうねり を伴う | 1.5 mうねり を伴う | |||||||
| Temperature (Chichijima) |
MAX (different the day before) | 20 C (-1) | 21 C (1) | ||||||
| MIN (different the day before) | --- (---) | 14 C (0) | |||||||
| Probability of Precipitation |
Time | 00-06h | 06-12h | 12-18h | 18-24h | 00-06h | 06-12h | 12-18h | 18-24h |
| % | --- | 10 % | 10 % | 10 % | 10 % | 10 % | 10 % | 10 % | |
Update at 05:40 JST
Tokyo
| Date | 20th | 20th | 20th | 20th | 20th | 21st | 21st | 21st |
| Time | 09:00 | 12:00 | 15:00 | 18:00 | 21:00 | 00:00 | 03:00 | 06:00 |
| Weather | |
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| Temperature C | 5.0 | 9.0 | 10.0 | 8.0 | 7.0 | 6.0 | 5.0 | 5.0 |
| Wind Direction | N | N | S | S | N | N | N | N |
| Wind Speed | 3 - 5 m/s | 3 - 5 m/s | 3 - 5 m/s | 3 - 5 m/s | 3 - 5 m/s | 3 - 5 m/s | 3 - 5 m/s | 3 - 5 m/s |
Update at 06:00 JST
Oshima
| Date | 20th | 20th | 20th | 20th | 20th | 21st | 21st | 21st |
| Time | 09:00 | 12:00 | 15:00 | 18:00 | 21:00 | 00:00 | 03:00 | 06:00 |
| Weather | |
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| Temperature C | 8.0 | 10.0 | 11.0 | 8.0 | 8.0 | 8.0 | 7.0 | 6.0 |
| Wind Direction | NE | NE | S | SW | W | W | N | N |
| Wind Speed | 6 - 9 m/s | 6 - 9 m/s | 6 - 9 m/s | 6 - 9 m/s | 6 - 9 m/s | 6 - 9 m/s | 6 - 9 m/s | 6 - 9 m/s |
Update at 06:00 JST
Hachijojima
| Date | 20th | 20th | 20th | 20th | 20th | 21st | 21st | 21st |
| Time | 09:00 | 12:00 | 15:00 | 18:00 | 21:00 | 00:00 | 03:00 | 06:00 |
| Weather | |
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| Temperature C | 11.0 | 12.0 | 11.0 | 10.0 | 9.0 | 9.0 | 9.0 | 9.0 |
| Wind Direction | W | W | W | W | W | N | N | N |
| Wind Speed | 6 - 9 m/s | 6 - 9 m/s | 6 - 9 m/s | 6 - 9 m/s | 6 - 9 m/s | 10 m/s more | 10 m/s more | 10 m/s more |
Update at 06:00 JST
Chichijima
| Date | 20th | 20th | 20th | 20th | 20th | 21st | 21st | 21st |
| Time | 09:00 | 12:00 | 15:00 | 18:00 | 21:00 | 00:00 | 03:00 | 06:00 |
| Weather | |
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| Temperature C | 18.0 | 19.0 | 19.0 | 16.0 | 16.0 | 15.0 | 14.0 | 15.0 |
| Wind Direction | N | NE | NE | NE | NE | NE | NE | NW |
| Wind Speed | 3 - 5 m/s | 3 - 5 m/s | 3 - 5 m/s | 3 - 5 m/s | 3 - 5 m/s | 3 - 5 m/s | 3 - 5 m/s | 3 - 5 m/s |
Update at 06:00 JST
Tokyo-Tokyo - Tokyo
| Date | 21st (Sat) Feb | 22nd (Sun) Feb | 23rd (Mon) Feb | 24th (Tue) Feb | 25th (Wed) Feb | 26th (Thu) Feb | |
| Weather | |
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| Temperature (Tokyo) |
Max | 15 | 17 | 19 | 15 | 14 | 15 |
| Min | 3 | 4 | 7 | 6 | 8 | 6 | |
| Temperature climatic normal |
Max | 11.3 | 11.4 | 11.5 | 11.6 | 11.7 | 11.8 |
| Min | 2.5 | 2.6 | 2.7 | 2.8 | 2.9 | 3.0 | |
| POP | 10 % | 20 % | 30 % | 30 % | 50 % | 30 % | |
Update at 17:27 JST
Tokyo-Izu shoto Hokubu - Oshima
| Date | 21st (Sat) Feb | 22nd (Sun) Feb | 23rd (Mon) Feb | 24th (Tue) Feb | 25th (Wed) Feb | 26th (Thu) Feb | |
| Weather | |
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| Temperature (Oshima) |
Max | 14 | 16 | 17 | 15 | 15 | 15 |
| Min | 5 | 8 | 8 | 7 | 9 | 8 | |
| Temperature climatic normal |
Max | 12.0 | 12.1 | 12.1 | 12.2 | 12.3 | 12.4 |
| Min | 4.4 | 4.5 | 4.6 | 4.7 | 4.8 | 4.9 | |
| POP | 20 % | 20 % | 40 % | 30 % | 50 % | 40 % | |
Update at 17:27 JST
Tokyo-Izu shoto Nambu - Hachijojima
| Date | 21st (Sat) Feb | 22nd (Sun) Feb | 23rd (Mon) Feb | 24th (Tue) Feb | 25th (Wed) Feb | 26th (Thu) Feb | |
| Weather |  |
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| Temperature (Hachijojima) |
Max | 15 | 17 | 18 | 18 | 18 | 17 |
| Min | 7 | 8 | 10 | 9 | 11 | 10 | |
| Temperature climatic normal |
Max | 13.9 | 14.0 | 14.1 | 14.2 | 14.3 | 14.4 |
| Min | 7.8 | 7.9 | 8.0 | 8.1 | 8.1 | 8.2 | |
| POP | 30 % | 30 % | 40 % | 40 % | 50 % | 40 % | |
Update at 17:27 JST
Tokyo-Ogasawara - Chichijima
| Date | 21st (Sat) Feb | 22nd (Sun) Feb | 23rd (Mon) Feb | 24th (Tue) Feb | 25th (Wed) Feb | 26th (Thu) Feb | |
| Weather | |
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| Temperature (Chichijima) |
Max | 20 | 21 | 21 | 22 | 22 | 22 |
| Min | 14 | 15 | 17 | 18 | 18 | 18 | |
| Temperature climatic normal |
Max | 20.6 | 20.7 | 20.7 | 20.8 | 20.8 | 20.9 |
| Min | 15.7 | 15.7 | 15.8 | 15.8 | 15.9 | 15.9 | |
| POP | 20 % | 30 % | 30 % | 20 % | 20 % | 40 % | |
Update at 17:27 JST
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