Tokyo-Tokyo - Tokyo
| Date | 30th (Thu) Jul | 31st (Fri) Jul | |||||||
| Weather |  |
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| Wind | S | N =>> S | |||||||
| Wave | 0.5 m | 0.5 m | |||||||
| Temperature (Tokyo) |
MAX (different the day before) | 36 C (1) | 37 C (1) | ||||||
| MIN (different the day before) | --- (---) | 27 C (1) | |||||||
| Probability of Precipitation |
Time | 00-06h | 06-12h | 12-18h | 18-24h | 00-06h | 06-12h | 12-18h | 18-24h |
| % | --- | 0 % | 20 % | 20 % | 0 % | 0 % | 20 % | 20 % | |
Update at 05:40 JST
Tokyo-Izu shoto Hokubu - Oshima
| Date | 30th (Thu) Jul | 31st (Fri) Jul | |||||||
| Weather | |
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| Wind | SW =>> Slightly | N =>> S Niijima beginning W Slightly |
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| Wave | 1.5 m Niijima 1.5 m =>> 2 m |
1.5 m Niijima 2 m =>> 1.5 m |
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| Temperature (Oshima) |
MAX (different the day before) | 33 C (0) | 34 C (1) | ||||||
| MIN (different the day before) | --- (---) | 26 C (0) | |||||||
| Probability of Precipitation |
Time | 00-06h | 06-12h | 12-18h | 18-24h | 00-06h | 06-12h | 12-18h | 18-24h |
| % | --- | 0 % | 10 % | 10 % | 10 % | 0 % | 0 % | 10 % | |
Update at 05:40 JST
Tokyo-Izu shoto Nambu - Hachijojima
| Date | 30th (Thu) Jul | 31st (Fri) Jul | |||||||
| Weather | |
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| Wind | W Slightly | W Slightly | |||||||
| Wave | 2 m | 2 m =>> 1.5 m | |||||||
| Temperature (Hachijojima) |
MAX (different the day before) | 32 C (1) | 32 C (0) | ||||||
| MIN (different the day before) | --- (---) | 28 C (1) | |||||||
| Probability of Precipitation |
Time | 00-06h | 06-12h | 12-18h | 18-24h | 00-06h | 06-12h | 12-18h | 18-24h |
| % | --- | 20 % | 20 % | 10 % | 10 % | 10 % | 10 % | 10 % | |
Update at 05:40 JST
Tokyo-Ogasawara - Chichijima
| Date | 30th (Thu) Jul | 31st (Fri) Jul | |||||||
| Weather | |
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| Wind | E | SE =>> NE | |||||||
| Wave | 1.5 m | 1.5 m | |||||||
| Temperature (Chichijima) |
MAX (different the day before) | 33 C (-1) | 33 C (0) | ||||||
| MIN (different the day before) | --- (---) | 27 C (0) | |||||||
| Probability of Precipitation |
Time | 00-06h | 06-12h | 12-18h | 18-24h | 00-06h | 06-12h | 12-18h | 18-24h |
| % | --- | 20 % | 20 % | 20 % | 20 % | 20 % | 10 % | 10 % | |
Update at 05:40 JST
Tokyo
| Date | 30th | 30th | 30th | 30th | 30th | 31st | 31st | 31st |
| Time | 09:00 | 12:00 | 15:00 | 18:00 | 21:00 | 00:00 | 03:00 | 06:00 |
| Weather |  |
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| Temperature C | 32.0 | 35.0 | 34.0 | 33.0 | 30.0 | 29.0 | 27.0 | 28.0 |
| Wind Direction | S | S | S | S | S | 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 | 30th | 30th | 30th | 30th | 30th | 31st | 31st | 31st |
| Time | 09:00 | 12:00 | 15:00 | 18:00 | 21:00 | 00:00 | 03:00 | 06:00 |
| Weather | |
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| Temperature C | 29.0 | 32.0 | 32.0 | 29.0 | 28.0 | 27.0 | 26.0 | 27.0 |
| Wind Direction | SW | SW | SW | SW | W | N | N | N |
| Wind Speed | 10 m/s more | 10 m/s more | 10 m/s more | 10 m/s more | 10 m/s more | 6 - 9 m/s | 6 - 9 m/s | 6 - 9 m/s |
Update at 06:00 JST
Hachijojima
| Date | 30th | 30th | 30th | 30th | 30th | 31st | 31st | 31st |
| Time | 09:00 | 12:00 | 15:00 | 18:00 | 21:00 | 00:00 | 03:00 | 06:00 |
| Weather | |
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| Temperature C | 30.0 | 31.0 | 30.0 | 29.0 | 29.0 | 29.0 | 28.0 | 29.0 |
| Wind Direction | W | W | W | W | W | W | W | W |
| Wind Speed | 10 m/s more | 10 m/s more | 10 m/s more | 10 m/s more | 10 m/s more | 10 m/s more | 10 m/s more | 10 m/s more |
Update at 06:00 JST
Chichijima
| Date | 30th | 30th | 30th | 30th | 30th | 31st | 31st | 31st |
| Time | 09:00 | 12:00 | 15:00 | 18:00 | 21:00 | 00:00 | 03:00 | 06:00 |
| Weather | |
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| Temperature C | 31.0 | 31.0 | 32.0 | 30.0 | 28.0 | 28.0 | 27.0 | 28.0 |
| Wind Direction | E | E | E | E | E | E | SE | SE |
| Wind Speed | 3 - 5 m/s | 6 - 9 m/s | 6 - 9 m/s | 6 - 9 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 | 31st (Fri) Jul | 1st (Sat) Aug | 2nd (Sun) Aug | 3rd (Mon) Aug | 4th (Tue) Aug | 5th (Wed) Aug | |
| Weather | |
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| Temperature (Tokyo) |
Max | 37 | 35 | 33 | 32 | 31 | 31 |
| Min | 27 | 26 | 26 | 25 | 24 | 25 | |
| Temperature climatic normal |
Max | 31.6 | 31.7 | 31.7 | 31.8 | 31.8 | 31.8 |
| Min | 23.8 | 23.8 | 23.8 | 23.9 | 23.9 | 23.9 | |
| POP | 20 % | 30 % | 30 % | 20 % | 30 % | 40 % | |
Update at 17:27 JST
Tokyo-Izu shoto Hokubu - Oshima
| Date | 31st (Fri) Jul | 1st (Sat) Aug | 2nd (Sun) Aug | 3rd (Mon) Aug | 4th (Tue) Aug | 5th (Wed) Aug | |
| Weather | |
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| Temperature (Oshima) |
Max | 33 | 33 | 33 | 32 | 31 | 30 |
| Min | 27 | 26 | 26 | 25 | 25 | 25 | |
| Temperature climatic normal |
Max | 29.3 | 29.3 | 29.4 | 29.5 | 29.5 | 29.5 |
| Min | 24.2 | 24.2 | 24.3 | 24.3 | 24.3 | 24.3 | |
| POP | 10 % | 30 % | 30 % | 30 % | 30 % | 40 % | |
Update at 17:27 JST
Tokyo-Izu shoto Nambu - Hachijojima
| Date | 31st (Fri) Jul | 1st (Sat) Aug | 2nd (Sun) Aug | 3rd (Mon) Aug | 4th (Tue) Aug | 5th (Wed) Aug | |
| Weather | |
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| Temperature (Hachijojima) |
Max | 33 | 33 | 33 | 32 | 31 | 30 |
| Min | 27 | 26 | 26 | 25 | 25 | 25 | |
| Temperature climatic normal |
Max | 29.3 | 29.3 | 29.4 | 29.5 | 29.5 | 29.5 |
| Min | 24.2 | 24.2 | 24.3 | 24.3 | 24.3 | 24.3 | |
| POP | 10 % | 30 % | 30 % | 30 % | 30 % | 40 % | |
Update at 17:27 JST
Tokyo-Ogasawara - Chichijima
| Date | 31st (Fri) Jul | 1st (Sat) Aug | 2nd (Sun) Aug | 3rd (Mon) Aug | 4th (Tue) Aug | 5th (Wed) Aug | |
| Weather | |
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| Temperature (Chichijima) |
Max | 34 | 33 | 33 | 33 | 31 | 31 |
| Min | 27 | 27 | 28 | 28 | 27 | 28 | |
| Temperature climatic normal |
Max | 30.5 | 30.5 | 30.5 | 30.4 | 30.4 | 30.4 |
| Min | 25.9 | 25.9 | 25.9 | 26.0 | 26.0 | 26.0 | |
| POP | 20 % | 20 % | 20 % | 40 % | 50 % | 50 % | |
Update at 17:27 JST
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