
Japan Surf Map – Wind and Wave forecasts
Japan wave (swell) map for surfers, windsurfers and sailors showing open ocean wave size, wave period and wave energy. You can customize the wave and wind maps with overlays for wind arrows, pressure and general weather for surfing. There are also options to display live wind observations from ships, wave buoys and weather stations on the wave maps in the Japan region.
Japan Wavefinder
| Wednesday 20 | Thursday 21 | Friday 22 | Saturday 23 | Sunday 24 | Monday 25 | Tuesday 26 | Wed | |||||||||||||||
AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | |
Best forecast wave conditions in Japan | ||||||||||||||||||||||
| Rating | ||||||||||||||||||||||
1.3 ESE | 1.2 ESE | 1.5 S | 1.7 S | 2.2 SSW | 2.3 SSW | 1.3 SSW | 0.9 ESE | 1.9 NNE | 0.9 ESE | 0.7 ESE | 2.1 E | 2.3 ENE | 1.8 ENE | 1.7 NE | 1.3 E | 0.8 ESE | 1.0 E | 0.7 SE | 0.6 ESE | 0.5 ESE | 0.4 ESE | |
| Period(s) | 8 | 10 | 7 | 7 | 7 | 8 | 8 | 9 | 8 | 9 | 9 | 10 | 9 | 9 | 9 | 9 | 10 | 9 | 10 | 10 | 10 | 10 |
| Energy | 233 | 248 | 527 | 319 | 725 | 1127 | 260 | 126 | 453 | 185 | 125 | 988 | 1297 | 535 | 513 | 286 | 228 | 203 | 153 | 83 | 133 | 69 |
| Wind (km/h) | ||||||||||||||||||||||
| Wind State | cross- off | off | cross- off | off | off | off | glass | cross- off | cross- off | off | off | cross- off | off | glass | glass | glass | cross- off | cross- off | cross- off | glass | cross- off | off |
High Tide / height (m) | 9:47PM 1.76 | 7:34AM 1.61 | 10:32PM 1.57 | 9:03AM 1.55 | 2:56AM 1.60 | 11:11AM 1.51 | 12:43AM 1.50 | 9:40AM 1.07 | 12:56AM 1.25 | 11:17AM 0.90 | 2:51PM 1.41 | 12:34AM 1.19 | 2:59PM 1.39 | |||||||||
Low Tide / height (m) | 3:13PM 0.03 | 1:22PM -0.03 | 3:46AM 1.10 | 5:03PM 0.35 | 8:21PM 0.50 | 5:43AM 0.98 | 5:00AM 0.92 | 5:48PM 0.58 | 5:46AM 0.66 | 9:08AM 0.66 | 8:59PM 0.86 | 8:58AM 0.53 | ||||||||||
Summary | some clouds | clear | some clouds | light rain | mod. rain | rain shwrs | rain shwrs | light rain | some clouds | rain shwrs | risk thund- der | mod. rain | some clouds | some clouds | cloudy | clear | risk thund- der | rain shwrs | light rain | light rain | mod. rain | heavy rain |
Rain (mm) | - | - | - | 1 | 8 | 2 | 2 | 5 | - | 5 | 3 | 9 | - | - | - | - | 1 | 1 | 3 | 1 | 8 | 14 |
High °C | 25 | 25 | 23 | 23 | 18 | 23 | 23 | 23 | 17 | 24 | 25 | 21 | 21 | 22 | 21 | 22 | 27 | 21 | 23 | 23 | 23 | 24 |
Low °C | 24 | 25 | 22 | 23 | 18 | 21 | 22 | 23 | 17 | 24 | 25 | 21 | 19 | 22 | 21 | 21 | 26 | 21 | 22 | 22 | 22 | 23 |
Chill °C (?) | 25 | 25 | 23 | 23 | 18 | 23 | 23 | 23 | 16 | 24 | 25 | 21 | 21 | 22 | 21 | 22 | 27 | 21 | 23 | 23 | 23 | 24 |
Sunrise | 5:37 | - | - | 4:56 | - | - | 4:56 | - | - | 5:35 | - | - | 4:28 | - | - | 4:24 | - | - | 5:11 | - | - | 4:54 |
Sunset | - | 7:08 | - | - | 6:37 | - | - | 7:09 | - | - | 7:09 | - | - | 6:37 | - | - | 7:12 | - | - | 7:02 | - | - |
| Swell1 (m) & direction | 1.3 ESE | 1.2 ESE | 1.0 S | 0.5 SE | 1.2 S | 1.7 SSW | 1.3 SSW | 0.9 ESE | 0.1 W | 0.9 ESE | 0.7 ESE | - | 1.9 E | 1.8 ENE | 1.7 NE | 1.3 E | 0.8 ESE | 1.0 E | 0.7 SE | 0.6 ESE | 0.5 ESE | 0.4 ESE |
| Period (s) | 8 | 10 | 7 | 9 | 7 | 8 | 8 | 9 | 7 | 9 | 9 | - | 9 | 9 | 9 | 9 | 10 | 9 | 10 | 10 | 10 | 10 |
| Swell2 (m) & direction | 0.4 NE | - | 0.9 ESE | - | 0.5 ESE | 0.6 ESE | 0.6 ESE | 0.5 W | - | 0.7 NNW | 0.5 NNW | - | - | 0.2 WSW | 0.6 SE | 0.1 E | 0.8 NE | 0.6 SSE | 0.5 E | 0.2 S | 0.5 E | 0.2 ESE |
| Period (s) | 8 | - | 10 | - | 10 | 10 | 10 | 6 | - | 8 | 8 | - | - | 6 | 8 | 16 | 10 | 6 | 9 | 6 | 9 | 15 |
| Wind waves (m) & direction | - | - | 1.5 S | 1.7 S | 2.2 SSW | 2.3 SSW | 0.4 NE | - | 1.9 NNE | 0.1 SW | 0.4 SW | 2.1 E | 2.3 ENE | 0.7 NNW | - | - | 0.4 SSW | - | 0.6 SSE | 0.4 SE | 0.8 SSE | 1.1 S |
| Period (s) | - | - | 7 | 7 | 7 | 8 | 3 | - | 8 | 5 | 4 | 10 | 9 | 6 | - | - | 3 | - | 4 | 4 | 5 | 5 |
List of all animated swell maps
Important: JavaScript support must be turned on in order to use these animated swell maps. Alternatively, visit our basic swell maps of Japan where each view becomes a separate image.

