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Rule Mirror Lake

Aoshima - Mirror Lake - Kyushu

Miyazaki, Miyazaki, Japan

Perfectly calm water for flawless reflections

No opportunities right now
Here’s what usually blocks matches

No Mirror Lake opportunities in the next 14 days

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Rule requirements (key thresholds)
Wind Speed · ≤ 1.0m/s Wind Gusts · ≤ 2.0m/s Precipitation Chance · ≤ 10.0% Visibility · ≥ 5000.0m

Tip: Scroll down to the 72-hour table to see exactly which condition fails hour by hour.

Most common blockers (next 72 hours)
Wind Speed 100% failing
Wind Gusts 97% failing
Precipitation Chance 68% failing

Upcoming Opportunities

When all conditions match, PhotoWeather marks an opportunity window.

Times shown in Asia/Tokyo

No opportunities in the next 10 days

See the blocker timeline below to understand which conditions are preventing matches.

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 95 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
Tue, Apr 14
04:002.8m/s4.5m/s56%24135m
05:003.1m/s5m/s65%24134m
06:002.8m/s4.4m/s75%24135m
07:002.3m/s3.9m/s83%23163m
08:002.4m/s4.1m/s91%24134m
09:002.3m/s3.5m/s99%23974m
10:002.9m/s4m/s100%24135m
11:002.7m/s4.1m/s100%23402m
12:002.5m/s3.9m/s100%21750m
13:002m/s2.9m/s100%3447m
14:001.4m/s2.2m/s100%15106m
15:000.83m/s1.3m/s100%10331m
16:001.6m/s2.2m/s99%4844m
17:001.2m/s2.4m/s98%5244m
18:000.58m/s1.8m/s98%3488m
19:000.49m/s2m/s98%2782m
20:000.56m/s1.4m/s99%3918m
21:000.41m/s1.3m/s100%3001m
22:001.5m/s2.4m/s100%2758m
23:001.9m/s2.8m/s99%4604m
Wed, Apr 15
24:001.8m/s2.8m/s99%2864m
01:002.2m/s3.7m/s99%3655m
02:002.1m/s3.4m/s99%7671m
03:002.2m/s3.3m/s100%9385m
04:002.1m/s3.1m/s94%4529m
05:002m/s3m/s88%11878m
06:002.2m/s3.4m/s82%16130m
07:002.6m/s4.3m/s87%13279m
08:002.9m/s5.2m/s92%16864m
09:003.4m/s5.6m/s97%16770m
10:004.2m/s6.2m/s91%16296m
11:004.5m/s6.5m/s85%23589m
12:004.2m/s6.4m/s79%17924m
13:004.1m/s5.3m/s83%24134m
14:004m/s4.6m/s86%24134m
15:004.3m/s4.3m/s90%24134m
16:003.8m/s4.6m/s70%15917m
17:004.1m/s5.9m/s51%24135m
18:003.7m/s5.8m/s31%24135m
19:003.9m/s6.1m/s34%24135m
20:004.5m/s6.6m/s37%24134m
21:004.3m/s6.4m/s39%24134m
22:004m/s5.7m/s26%24134m
23:002.8m/s3.8m/s13%24134m
Thu, Apr 16
24:001.9m/s2.6m/s0%24135m
01:001.2m/s1.9m/s0%24134m
02:001.2m/s1.7m/s0%24134m
03:002m/s2.4m/s0%24134m
04:002.9m/s3.6m/s0%24135m
05:002.9m/s4.1m/s0%24134m
06:003m/s4.6m/s0%24135m
07:002.7m/s5.4m/s0%24135m
08:003.7m/s9.2m/s0%24135m
09:006.8m/s11m/s0%24135m
10:008.2m/s10m/s0%24134m
11:008.4m/s9.6m/s0%24134m
12:008.1m/s9.3m/s0%24135m
13:007.4m/s8.5m/s0%24135m
14:006.8m/s8m/s0%24135m
15:007.2m/s8.1m/s0%24135m
16:006.5m/s7.8m/s0%24135m
17:005.8m/s8.4m/s0%24134m
18:004.6m/s7.7m/s0%24134m
19:003.3m/s5.7m/s0%24134m
20:003.3m/s5.9m/s0%24134m
21:003.2m/s5.3m/s0%24135m
22:003.2m/s6m/s9.3%24134m
23:002.6m/s5.1m/s19%24134m
Fri, Apr 17
24:002.1m/s4.2m/s28%24134m
01:002.3m/s3.6m/s32%24134m
02:002.2m/s3.1m/s35%24135m
03:002m/s3.4m/s39%24134m
04:002.1m/s3.4m/s48%24135m
05:002.2m/s4.7m/s56%24134m
06:003.9m/s7m/s65%24135m
07:005.9m/s8.8m/s74%24135m
08:006.3m/s8.3m/s82%24134m
09:006.5m/s8.5m/s91%24135m
10:006.6m/s8.5m/s81%24135m
11:006.7m/s8.4m/s71%24135m
12:006.8m/s8.4m/s62%24135m
13:006.3m/s8m/s64%24135m
14:005.8m/s7.5m/s67%24135m
15:005.2m/s7.1m/s69%24135m
16:004.8m/s6.6m/s64%24135m
17:004.3m/s6.2m/s58%24135m
18:003.8m/s5.7m/s52%24135m
19:003.5m/s5.3m/s51%24135m
20:003.2m/s4.9m/s51%24135m
21:002.8m/s4.5m/s50%24135m
22:002.7m/s4.4m/s46%23769m
23:002.6m/s4.2m/s41%23403m
Sat, Apr 18
24:002.5m/s4m/s37%23037m
01:002.7m/s4.2m/s42%23403m
02:002.9m/s4.4m/s47%23769m
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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