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Rule Mirror Lake

Takachiho Gorge - Mirror Lake - Kyushu

Takachihono Mine, Japan

Perfectly calm water for flawless reflections

Upcoming Opportunities

When all conditions match, PhotoWeather marks an opportunity window.

Times shown in Asia/Tokyo
mirror-lake weather icon
Next opportunity
Perfect Mirror Reflections
Takachiho Gorge
Sun, May 31 · 03:00–04:00 · 1h window
Medium confidence
40%
💨Wind Speed1m/s
mirror-lake weather icon
Perfect Mirror Reflections
Takachiho Gorge
Sun, May 31 · 14:00–17:00
💨Wind Speed:0.6-1m/s
Low

What this forecast looks for

Plain-language explanation from the rule

This forecast predicts mirror-calm water conditions for Kyushu's volcanic crater lakes, thermal spring ponds, and castle moats. We analyze wind speed, atmospheric stability, and tidal patterns to identify when reflections double the impact of the island's distinctive volcanic landscapes.

Kyushu's volcanic activity created numerous crater lakes in Kirishima highlands and Aso region, while onsen areas feature thermal-spring-fed ponds that rarely freeze. Historic Kumamoto Castle is surrounded by water features, and coastal areas offer sheltered bays for reflection photography. The subtropical climate means humidity-driven calm morning conditions.

What makes Kyushu reflection photography special:

  • Thermal spring mirrors - Lake Kinrinko in Yufuin fed by hot springs creates year-round reflections with Mount Yufu backdrop
  • Volcanic crater lakes - Kirishima highlands contain sacred lakes surrounded by volcanic peaks and mountain shrines
  • Castle moat reflections - Kumamoto Castle's defensive waters reflect reconstructed towers and original stone walls
  • Harbor twilight - Nagasaki's natural harbor provides sheltered water for city lights and hillside reflections

Lake Kinrinko delivers Kyushu's most reliable reflection photography—the spring-fed lake produces morning steam that lifts revealing perfect mirror conditions with Mount Yufu's twin peaks reflected. Best November through March before dawn when thermal mist settles leaving glass-calm water. Kirishima region contains sacred crater lakes surrounded by autumn color—arrive early as wind picks up by mid-morning. Kumamoto Castle's moats provide architectural reflections particularly beautiful when evening illumination begins. Nagasaki harbor at blue hour offers urban reflections with hillside buildings and city lights. Winter and early spring offer most consistent calm conditions.

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72-hour requirements breakdown

What passed or failed, hour by hour
0matching hours in the next 80 hours
AND logic: all conditions required
Meets requirement
Misses requirement
Time
Asia/Tokyo
Wind Speed
≤ 1.0m/s
Wind Gusts
≤ 2.0m/s
Precipitation Chance
≤ 10.0%
Visibility
≥ 5000.0m
Sun, May 24
13:001.6m/s7.1m/s84%22268m
14:001.3m/s6.6m/s87%20725m
15:001.9m/s6.3m/s90%21657m
16:002.5m/s6m/s79%21148m
17:002.2m/s6.1m/s59%22648m
18:001.7m/s5.6m/s39%20146m
19:001.9m/s6.9m/s39%1051m
20:001.8m/s8.3m/s39%288m
21:001.9m/s7.8m/s39%190m
22:001.7m/s8m/s39%125m
23:001.7m/s7.4m/s39%137m
Mon, May 25
24:001.5m/s6.3m/s39%155m
01:001.6m/s6.6m/s53%231m
02:001.7m/s6.5m/s68%369m
03:001.9m/s7.5m/s82%141m
04:002.1m/s7.6m/s74%186m
05:001.9m/s8.1m/s66%1243m
06:001.8m/s7.2m/s58%9978m
07:002.4m/s8.5m/s66%15620m
08:002.7m/s8.7m/s74%23774m
09:003.6m/s8.1m/s82%24135m
10:003.7m/s6.4m/s65%22955m
11:003.7m/s5.9m/s47%24135m
12:003.6m/s5.9m/s30%24135m
13:003.8m/s5.6m/s39%24134m
14:003.8m/s5m/s47%24134m
15:003.3m/s4.8m/s56%24134m
16:003.8m/s5m/s50%24135m
17:003.4m/s5.2m/s45%24134m
18:003.1m/s5.8m/s39%24135m
19:002.4m/s6.1m/s45%24135m
20:001.7m/s5.3m/s50%24134m
21:001.7m/s5.5m/s56%24135m
22:001.6m/s5.3m/s51%24134m
23:001.3m/s3.1m/s45%23132m
Tue, May 26
24:001.4m/s3.6m/s40%16493m
01:001.5m/s3.5m/s48%16184m
02:001.5m/s4m/s56%15984m
03:001.3m/s3.2m/s64%14059m
04:001.5m/s3.3m/s56%13913m
05:001.4m/s4.1m/s48%13870m
06:001.6m/s6.6m/s40%14828m
07:002.4m/s7.8m/s44%24134m
08:003.4m/s7.4m/s47%24134m
09:004.3m/s6.9m/s50%24135m
10:004m/s6.9m/s53%24134m
11:003.9m/s6.3m/s56%24135m
12:003.9m/s5.8m/s59%24134m
13:004.1m/s5.9m/s67%24134m
14:003.6m/s6.1m/s75%24134m
15:003.2m/s7.3m/s82%24135m
16:003.8m/s6.1m/s79%24134m
17:003.3m/s6.8m/s76%24135m
18:002.6m/s7.2m/s73%23668m
19:002.4m/s7.5m/s73%24135m
20:002.2m/s7.3m/s72%24134m
21:002.1m/s7.1m/s72%24134m
22:002.2m/s7.2m/s75%24134m
23:002.3m/s7.4m/s78%14173m
Wed, May 27
24:002.3m/s8.3m/s81%8150m
01:002.3m/s8.2m/s87%11362m
02:002.3m/s8m/s92%4538m
03:002.4m/s8.3m/s98%3568m
04:002.4m/s8.5m/s96%2423m
05:002.5m/s8.7m/s94%1278m
06:002.5m/s8.9m/s91%133m
07:002.2m/s7.6m/s93%352m
08:002m/s6.2m/s94%571m
09:001.7m/s4.9m/s96%790m
10:001.5m/s4.2m/s90%7576m
11:001.3m/s3.6m/s84%14362m
12:001.1m/s2.9m/s79%21149m
13:000.96m/s2.2m/s80%15122m
14:000.79m/s1.5m/s82%9096m
15:000.61m/s0.74m/s83%3070m
16:000.69m/s0.77m/s74%10092m
17:000.76m/s0.8m/s64%17113m
18:000.84m/s0.83m/s55%24135m
19:000.89m/s0.87m/s61%23528m
20:000.94m/s0.92m/s67%22920m
How to read: colored cells show whether each predicate requirement is met; highlighted rows mean the full rule matched (an opportunity).

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