Skip to content
✨ New: PhotoWeather is now available on iOS and Android
Rule Mirror Lake

Kumamoto - Mirror Lake - Kyushu

Kumamoto, Kumamoto, 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
Glassy Mirror Reflections (glassy)
Kumamoto
Today · 08:00–10:00 · 2h window
Medium confidence
57%
💨Wind Speed0.5-0.7m/s
mirror-lake weather icon
Perfect Mirror Reflections
Kumamoto
Sun, Apr 12 · 03:00–04:00
💨Wind Speed:0.7m/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.

Create your own Mirror Lake alerts

Get notified when these conditions match at your own locations.

Get this template

72-hour requirements breakdown

What passed or failed, hour by hour
2matching hours in the next 83 hoursJump to next match
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, Apr 5
14:004.9m/s5.6m/s0%24134m
15:004.8m/s5.6m/s0%24134m
16:004.5m/s5.4m/s0%24135m
17:003.9m/s5.6m/s0%24135m
18:003.1m/s6.1m/s0%24135m
19:002.2m/s5.7m/s0%24134m
20:001.6m/s3m/s0%24134m
21:001.2m/s1.8m/s0%24135m
22:001.7m/s1.7m/s0%24135m
23:001.4m/s1.3m/s0%24135m
Mon, Apr 6
24:001.6m/s1.5m/s0%24135m
01:001.8m/s1.6m/s0%24135m
02:001.5m/s1.3m/s0%24135m
03:001.3m/s1.1m/s0%24135m
04:002.1m/s1.7m/s0%24134m
05:001.1m/s1m/s0%24134m
06:001.4m/s1.2m/s0%24135m
07:001.5m/s1.4m/s0%24135m
08:000.7m/s0.81m/s0%24135m
09:000.48m/s0.31m/s0%24134m
10:001.3m/s2.2m/s0%24135m
11:001.3m/s1.3m/s0%24135m
12:001.7m/s3.1m/s0%24135m
13:001.8m/s3.2m/s13%24135m
14:001.8m/s3.3m/s26%24134m
15:001.1m/s2.3m/s39%24134m
16:000.58m/s0.9m/s31%24135m
17:001.3m/s1.8m/s23%24134m
18:000.33m/s0.6m/s15%24134m
19:001.6m/s1.9m/s30%24134m
20:002.1m/s3m/s45%24135m
21:001.1m/s1.1m/s60%24134m
22:000.68m/s0.83m/s54%24134m
23:001.2m/s1.5m/s48%24135m
Tue, Apr 7
24:001.2m/s2.3m/s41%8998m
01:000.83m/s1m/s41%7377m
02:001.2m/s2.5m/s41%7322m
03:001m/s1.8m/s41%12773m
04:001.9m/s3.8m/s28%24096m
05:001.6m/s3.7m/s14%23532m
06:001m/s2.1m/s0%20019m
07:001.1m/s2.3m/s0%24135m
08:001.8m/s3.5m/s0%24135m
09:002.3m/s3.9m/s0%24135m
10:002.7m/s3.7m/s0%24135m
11:002.7m/s5m/s0%24134m
12:004.4m/s7.5m/s0%24135m
13:004.8m/s7.7m/s0%24134m
14:004.9m/s8.1m/s0%24134m
15:005.6m/s6.9m/s0%24134m
16:005.6m/s6.2m/s0%24134m
17:005m/s5.8m/s0%24135m
18:004m/s5.8m/s0%24134m
19:003.4m/s6.9m/s0%24135m
20:002.5m/s5.7m/s0%24135m
21:001.8m/s3.8m/s0%24135m
22:001.5m/s2.8m/s0%24135m
23:001.6m/s2.5m/s0%24134m
Wed, Apr 8
24:001.6m/s2.3m/s0%24134m
01:001.7m/s2.5m/s0%24134m
02:001.5m/s2m/s0%24134m
03:001.5m/s2m/s0%24134m
04:001.5m/s1.9m/s0%24135m
05:001.6m/s1.9m/s0%24135m
06:001.5m/s1.8m/s0%24135m
07:001.2m/s1.8m/s0%24134m
08:001.1m/s1.8m/s0%24135m
09:001.1m/s1.5m/s0%24135m
10:001.5m/s2m/s0%24135m
11:002m/s2.6m/s0%24135m
12:002.4m/s3.1m/s0%24135m
13:001.9m/s2.5m/s0%24135m
14:001.5m/s2m/s0%24135m
15:001m/s1.4m/s0%24135m
16:001.3m/s1.6m/s0%24135m
17:001.6m/s1.8m/s0%24135m
18:001.9m/s2m/s0%24135m
19:001.9m/s2.1m/s0%24135m
20:002m/s2.2m/s0%24135m
21:002m/s2.3m/s0%24135m
22:001.8m/s2.1m/s0%24135m
23:001.7m/s1.8m/s0%24135m
Thu, Apr 9
24:001.5m/s1.6m/s0%24135m
How to read: colored cells show whether each predicate requirement is met; highlighted rows mean the full rule matched (an opportunity).

Get Notified of Opportunities

Create your own custom alerts for this location and more.

Create Free Account