Ishikari - Sapporo
| Date | 3rd (Sat) May | 4th (Sun) May | |||||||
| Weather |  |
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| Wind | SE beginning Slightly | SE Slightly =>> E | |||||||
| Wave | 3 m =>> 2.5 m | 2.5 m =>> 1.5 m | |||||||
| Temperature (Sapporo) |
MAX (different the day before) | 18 C (2) | 16 C (-2) | ||||||
| MIN (different the day before) | --- (---) | 9 C (-1) | |||||||
| Probability of Precipitation |
Time | 00-06h | 06-12h | 12-18h | 18-24h | 00-06h | 06-12h | 12-18h | 18-24h |
| % | --- | --- | 0 % | 20 % | 40 % | 60 % | 20 % | 10 % | |
Update at 11:40 JST
Sorachi - Iwamisawa
| Date | 3rd (Sat) May | 4th (Sun) May | |||||||
| Weather |  |
 |
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| Wind | S Slightly | S The sea SW Slightly |
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| Wave | 3 m =>> 2.5 m | 2.5 m =>> 1.5 m | |||||||
| Temperature (Iwamisawa) |
MAX (different the day before) | 16 C (1) | 14 C (-2) | ||||||
| MIN (different the day before) | --- (---) | 7 C (-2) | |||||||
| Probability of Precipitation |
Time | 00-06h | 06-12h | 12-18h | 18-24h | 00-06h | 06-12h | 12-18h | 18-24h |
| % | --- | --- | 0 % | 30 % | 70 % | 50 % | 10 % | 10 % | |
Update at 11:40 JST
Shiribeshi - Kutchan
| Date | 3rd (Sat) May | 4th (Sun) May | |||||||
| Weather | |
 |
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| Wind | S Slightly | S Slightly | |||||||
| Wave | --- | --- | |||||||
| Temperature (Kutchan) |
MAX (different the day before) | 18 C (-2) | 15 C (-3) | ||||||
| MIN (different the day before) | --- (---) | 7 C (-3) | |||||||
| Probability of Precipitation |
Time | 00-06h | 06-12h | 12-18h | 18-24h | 00-06h | 06-12h | 12-18h | 18-24h |
| % | --- | --- | 0 % | 0 % | 30 % | 60 % | 50 % | 20 % | |
Update at 11:40 JST
Sapporo
| Date | 3rd | 3rd | 3rd | 4th | 4th | 4th | 4th | 4th |
| Time | 15:00 | 18:00 | 21:00 | 00:00 | 03:00 | 06:00 | 09:00 | 12:00 |
| Weather |  |
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| Temperature C | 17.0 | 15.0 | 13.0 | 12.0 | 10.0 | 10.0 | 10.0 | 13.0 |
| Wind Direction | SE | SE | SE | SE | S | SE | SE | S |
| Wind Speed | 6 - 9 m/s | 6 - 9 m/s | 6 - 9 m/s | 6 - 9 m/s | 3 - 5 m/s | 3 - 5 m/s | 10 m/s more | 10 m/s more |
Update at 12:00 JST
Iwamisawa
| Date | 3rd | 3rd | 3rd | 4th | 4th | 4th | 4th | 4th |
| Time | 15:00 | 18:00 | 21:00 | 00:00 | 03:00 | 06:00 | 09:00 | 12:00 |
| Weather | |
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| Temperature C | 15.0 | 13.0 | 9.0 | 8.0 | 7.0 | 8.0 | 8.0 | 10.0 |
| Wind Direction | S | S | S | S | S | S | S | S |
| Wind Speed | 10 m/s more | 6 - 9 m/s | 6 - 9 m/s | 6 - 9 m/s | 3 - 5 m/s | 3 - 5 m/s | 6 - 9 m/s | 6 - 9 m/s |
Update at 12:00 JST
Kutchan
| Date | 3rd | 3rd | 3rd | 4th | 4th | 4th | 4th | 4th |
| Time | 15:00 | 18:00 | 21:00 | 00:00 | 03:00 | 06:00 | 09:00 | 12:00 |
| Weather | |
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| Temperature C | 17.0 | 14.0 | 12.0 | 10.0 | 8.0 | 9.0 | 10.0 | 12.0 |
| Wind Direction | S | S | S | S | S | S | S | S |
| Wind Speed | 10 m/s more | 6 - 9 m/s | 6 - 9 m/s | 6 - 9 m/s | 3 - 5 m/s | 3 - 5 m/s | 10 m/s more | 10 m/s more |
Update at 12:00 JST
IshikariSorachiShiribeshi - Sapporo
| Date | 5th (Mon) May | 6th (Tue) May | 7th (Wed) May | 8th (Thu) May | 9th (Fri) May | 10th (Sat) May | |
| Weather |  |
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| Temperature (Sapporo) |
Max | 19 | 18 | 16 | 17 | 20 | 18 |
| Min | 7 | 10 | 9 | 9 | 9 | 11 | |
| Temperature climatic normal |
Max | 16.0 | 16.1 | 16.2 | 16.3 | 16.5 | 16.6 |
| Min | 7.1 | 7.3 | 7.4 | 7.5 | 7.7 | 7.8 | |
| POP | 20 % | 40 % | 50 % | 40 % | 30 % | 50 % | |
Update at 11:27 JST
Details is here