Rule
Mirror Lake
Biei - Mirror Lake - Japan
Biei, Hokkaido, Japan
Perfectly calm water for flawless reflections
Upcoming Opportunities
When all conditions match, PhotoWeather marks an opportunity window.
Times shown in Asia/Tokyo
Next opportunity
Glassy Mirror Reflections (glassy) at Sunset
Biei
Tomorrow · 19:00–20:00 · 1h window
High confidence
73%
💨Wind Speed0.3m/s
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72-hour requirements breakdown
What passed or failed, hour by hourAND 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 | ||||
| 13:00 | 5.1m/s | 6.4m/s | 87% | 24134m |
| 14:00 | 4.9m/s | 5.7m/s | 93% | 24135m |
| 15:00 | 5.4m/s | 6.1m/s | 100% | 24134m |
| 16:00 | 5m/s | 6.6m/s | 93% | 24134m |
| 17:00 | 4.3m/s | 6.4m/s | 86% | 24134m |
| 18:00 | 3.3m/s | 5.3m/s | 79% | 24134m |
| 19:00 | 3.1m/s | 5.4m/s | 81% | 24134m |
| 20:00 | 3.1m/s | 5.5m/s | 84% | 22683m |
| 21:00 | 2.5m/s | 4.4m/s | 87% | 16436m |
| 22:00 | 2.4m/s | 4.5m/s | 79% | 24135m |
| 23:00 | 2.1m/s | 3.7m/s | 71% | 24135m |
| Mon, May 25 | ||||
| 24:00 | 1.8m/s | 3m/s | 64% | 21901m |
| 01:00 | 1.4m/s | 2.2m/s | 70% | 24134m |
| 02:00 | 1.5m/s | 2.2m/s | 76% | 22241m |
| 03:00 | 1.7m/s | 2.4m/s | 83% | 24133m |
| 04:00 | 1.7m/s | 2.4m/s | 84% | 21432m |
| 05:00 | 1.7m/s | 2.4m/s | 85% | 24134m |
| 06:00 | 1.4m/s | 2.1m/s | 86% | 24135m |
| 07:00 | 1.3m/s | 1.7m/s | 85% | 24134m |
| 08:00 | 1.9m/s | 2.1m/s | 83% | 24135m |
| 09:00 | 1.8m/s | 1.9m/s | 82% | 24135m |
| 10:00 | 2.3m/s | 2.7m/s | 61% | 24135m |
| 11:00 | 2.1m/s | 2.3m/s | 40% | 24135m |
| 12:00 | 2.1m/s | 2.2m/s | 19% | 24135m |
| 13:00 | 2m/s | 2.8m/s | 26% | 24134m |
| 14:00 | 2.1m/s | 3.4m/s | 32% | 24134m |
| 15:00 | 2.4m/s | 3.1m/s | 39% | 24134m |
| 16:00 | 2.1m/s | 2.5m/s | 26% | 24135m |
| 17:00 | 2.6m/s | 2.4m/s | 13% | 24134m |
| 18:00 | 1.3m/s | 1.5m/s | 0% | 24135m |
| 19:00 | 0.32m/s | 0.5m/s | 0% | 24135m |
| 20:00 | 1.6m/s | 1.5m/s | 0% | 24134m |
| 21:00 | 2.6m/s | 2.4m/s | 0% | 24135m |
| 22:00 | 2.4m/s | 2.2m/s | 0% | 24134m |
| 23:00 | 3.1m/s | 3.6m/s | 0% | 24134m |
| Tue, May 26 | ||||
| 24:00 | 3.2m/s | 3.9m/s | 0% | 24134m |
| 01:00 | 3m/s | 3.8m/s | 0% | 24134m |
| 02:00 | 2.9m/s | 3.6m/s | 0% | 24135m |
| 03:00 | 3m/s | 3.8m/s | 0% | 24134m |
| 04:00 | 3.1m/s | 4.5m/s | 0% | 24135m |
| 05:00 | 3m/s | 4.7m/s | 0% | 24134m |
| 06:00 | 3m/s | 5.6m/s | 0% | 24135m |
| 07:00 | 3.3m/s | 6m/s | 17% | 24134m |
| 08:00 | 3.8m/s | 6.4m/s | 33% | 24134m |
| 09:00 | 4.2m/s | 6.1m/s | 50% | 24135m |
| 10:00 | 4.7m/s | 5.8m/s | 67% | 24134m |
| 11:00 | 4.9m/s | 5.8m/s | 83% | 24135m |
| 12:00 | 4.7m/s | 5.6m/s | 100% | 24134m |
| 13:00 | 4.8m/s | 5.8m/s | 75% | 24134m |
| 14:00 | 5m/s | 5.9m/s | 49% | 24134m |
| 15:00 | 4.6m/s | 6m/s | 24% | 24135m |
| 16:00 | 3.9m/s | 5.6m/s | 16% | 24134m |
| 17:00 | 3.7m/s | 6.1m/s | 7.8% | 24135m |
| 18:00 | 3.1m/s | 6m/s | 0% | 24134m |
| 19:00 | 3m/s | 5.8m/s | 5.6% | 24135m |
| 20:00 | 2.9m/s | 4.1m/s | 11% | 24134m |
| 21:00 | 2.9m/s | 5.1m/s | 17% | 24134m |
| 22:00 | 2.3m/s | 2.2m/s | 28% | 24134m |
| 23:00 | 3.2m/s | 4.8m/s | 39% | 24135m |
| Wed, May 27 | ||||
| 24:00 | 2.5m/s | 2.4m/s | 50% | 24135m |
| 01:00 | 1.7m/s | 1.7m/s | 39% | 24134m |
| 02:00 | 1m/s | 1m/s | 28% | 24135m |
| 03:00 | 2m/s | 1.9m/s | 17% | 24134m |
| 04:00 | 2.2m/s | 2.4m/s | 19% | 24134m |
| 05:00 | 2.4m/s | 2.9m/s | 20% | 24135m |
| 06:00 | 2.5m/s | 3.4m/s | 22% | 24135m |
| 07:00 | 2.6m/s | 3.3m/s | 48% | 24135m |
| 08:00 | 2.6m/s | 3.1m/s | 74% | 24135m |
| 09:00 | 2.7m/s | 3m/s | 100% | 24135m |
| 10:00 | 2.4m/s | 2.6m/s | 72% | 24135m |
| 11:00 | 2.1m/s | 2.3m/s | 44% | 24135m |
| 12:00 | 1.9m/s | 1.9m/s | 15% | 24135m |
| 13:00 | 1.7m/s | 1.7m/s | 44% | 24135m |
| 14:00 | 1.5m/s | 1.4m/s | 72% | 24135m |
| 15:00 | 1.2m/s | 1.1m/s | 100% | 24135m |
| 16:00 | 1.5m/s | 1.4m/s | 70% | 24135m |
| 17:00 | 1.8m/s | 1.6m/s | 40% | 24135m |
| 18:00 | 2m/s | 1.8m/s | 10% | 24135m |
| 19:00 | 1.9m/s | 1.7m/s | 6.7% | 24135m |
| 20:00 | 1.8m/s | 1.6m/s | 3.3% | 24135m |
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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