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Surf Forecasts:
Nagahama surfForecast / Kanagawa / Japan
48hr Weather and Surf, issued 8 pm Tuesday 16 Sep 2025 JST
How big are the waves at Nagahama today?
The current surf forecast for Nagahama at 11PM is: 0.1m 11s primary swell from a South direction and 0.3m 3s secondary swell from a South-southwest direction (forecast issued at 08:00pm September 16). An open ocean swell of 0.2m 9s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 Sep) | - | - |
| Afternoon (16 Sep) | - | - |
| Evening (16 Sep) | 0.5ft (0.1m) | 11s |
Table - waves today at Nagahama. (Swell directed towards the surf break)
Tue 16 | Wednesday 17 | Thursday 18 | Friday 19 | |||||||||||||||||||||
| 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |   |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 11 | 11 | 11 | 11 | 11 | 10 | 4 | 4 | 4 | 5 | 5 | 5 | 10 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 9 | 9 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 2 | 2 | 5 | 5 | 18 | 17 | 4 | 17 | 29 | 25 | 25 | 20 | 20 | 61 | 29 | 51 | 157 | 45 | 22 | 12 | 3 | 4 | 3 | 3 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | cross- on | on | on | on | cross- on | cross- on | on | on | on | on | on | on | on | on | off | off | off | off | off | off | off | off |
High Tide / height (m) | 8:24PM 1.27 | 3:32PM 1.35 | 12:29AM 1.23 | 3:45PM 1.42 | 2:07AM 1.32 | |||||||||||||||||||
Low Tide / height (m) | 7:02AM 0.51 | 8:49PM 1.16 | 8:16AM 0.44 | 9:13PM 1.02 | 9:05AM 0.37 | |||||||||||||||||||
Tue 16 | Wednesday 17 | Thursday 18 | Friday 19 | |||||||||||||||||||||
| Sunrise | - | - | - | - | 5:24 | - | - | - | - | - | - | - | 5:24 | - | - | - | - | - | - | - | 5:26 | - | - | - |
| Sunset | - | - | - | - | - | - | - | 5:46 | - | - | - | - | - | - | - | 5:45 | - | - | - | - | - | - | - | 5:44 |
 | | | |  | | | | | | | | | |  | |  |  | | |  | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 2 | 5 | 2 | 1 | 1 | - | - | 1 |
| Temp. °C | 27 | 27 | 26 | 26 | 26 | 27 | 27 | 28 | 28 | 27 | 27 | 27 | 27 | 27 | 28 | 29 | 24 | 22 | 22 | 22 | 20 | 20 | 20 | 21 |
| Feels °C (?) | 29 | 30 | 28 | 27 | 28 | 30 | 29 | 29 | 28 | 27 | 28 | 29 | 30 | 29 | 30 | 32 | 21 | 19 | 21 | 20 | 16 | 17 | 18 | 19 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
Recent Eyeball Surf Reports for Kanagawa
Continuing clean conditions at Nagahama (calm at Ogino wx 5 km from Nagahama). 0.3m 9s swell from the SE with a 0.3m 3s local chop from the S. 2 swells combining to make bigger set waves.
Actual: 37 min ago
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