Rule
Mirror Lake
Porvoo - Mirror Lake - Southern Finland
Porvoo, Uusimaa, Finland
Perfectly calm water for flawless reflections
Upcoming Opportunities
When all conditions match, PhotoWeather marks an opportunity window.
Times shown in Europe/Helsinki
Next opportunity
Perfect Mirror Reflections at Dawn
Porvoo
Mon, Jun 8 · 02:00–03:00 · 1h window
Medium confidence
57%
💨Wind Speed0.8m/s
Perfect Mirror Reflections at Sunrise
Porvoo
Mon, Jun 8 · 03:00–06:00
💨Wind Speed:0.5-0.6m/s
Medium
Perfect Mirror Reflections
Porvoo
Mon, Jun 8 · 06:00–07:00
💨Wind Speed:0.8m/s
Medium
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72-hour requirements breakdown
What passed or failed, hour by hourAND logic: all conditions required
Meets requirement
Misses requirement
Time Europe/Helsinki | Wind Speed ≤ 1.0m/s | Wind Gusts ≤ 2.0m/s | Precipitation Chance ≤ 10.0% | Visibility ≥ 5000.0m |
|---|---|---|---|---|
| Fri, Jun 5 | ||||
| 11:00 | 4.3m/s | 7.8m/s | 35% | 24135m |
| 12:00 | 5m/s | 8.1m/s | 38% | 24134m |
| 13:00 | 4.6m/s | 7.7m/s | 46% | 24135m |
| 14:00 | 3.8m/s | 7.9m/s | 55% | 23720m |
| 15:00 | 3.3m/s | 6.6m/s | 64% | 24134m |
| 16:00 | 4.1m/s | 7.2m/s | 62% | 24134m |
| 17:00 | 2.8m/s | 6m/s | 69% | 24135m |
| 18:00 | 2.7m/s | 7.1m/s | 73% | 24135m |
| 19:00 | 2.9m/s | 7.2m/s | 78% | 24134m |
| 20:00 | 2.2m/s | 6.7m/s | 82% | 24135m |
| 21:00 | 2m/s | 5.7m/s | 86% | 20284m |
| 22:00 | 2m/s | 5m/s | 85% | 12487m |
| 23:00 | 1.6m/s | 4m/s | 73% | 21121m |
| Sat, Jun 6 | ||||
| 24:00 | 1.6m/s | 2.8m/s | 61% | 24135m |
| 01:00 | 1.6m/s | 2.6m/s | 65% | 24134m |
| 02:00 | 1.7m/s | 2.2m/s | 68% | 20014m |
| 03:00 | 1.8m/s | 4.7m/s | 71% | 23002m |
| 04:00 | 2.3m/s | 7.6m/s | 73% | 5842m |
| 05:00 | 2.4m/s | 6.8m/s | 82% | 142m |
| 06:00 | 2.3m/s | 7.3m/s | 80% | 227m |
| 07:00 | 2.3m/s | 7.1m/s | 84% | 236m |
| 08:00 | 2.3m/s | 7.4m/s | 88% | 1977m |
| 09:00 | 3.2m/s | 6.5m/s | 92% | 22940m |
| 10:00 | 3.8m/s | 8.9m/s | 97% | 24135m |
| 11:00 | 4.2m/s | 7.6m/s | 96% | 24134m |
| 12:00 | 3.9m/s | 8.3m/s | 95% | 24135m |
| 13:00 | 3.5m/s | 9.8m/s | 94% | 24135m |
| 14:00 | 3.7m/s | 10m/s | 94% | 22544m |
| 15:00 | 4.1m/s | 8.6m/s | 93% | 15868m |
| 16:00 | 3.5m/s | 11m/s | 71% | 609m |
| 17:00 | 3m/s | 8.6m/s | 48% | 199m |
| 18:00 | 2.7m/s | 8.2m/s | 26% | 325m |
| 19:00 | 2.9m/s | 8.8m/s | 25% | 213m |
| 20:00 | 4m/s | 9.2m/s | 25% | 24134m |
| 21:00 | 3.7m/s | 9.2m/s | 24% | 22677m |
| 22:00 | 3.5m/s | 9m/s | 24% | 396m |
| 23:00 | 4.9m/s | 11m/s | 23% | 24135m |
| Sun, Jun 7 | ||||
| 24:00 | 5m/s | 12m/s | 22% | 24135m |
| 01:00 | 3.8m/s | 13m/s | 22% | 24134m |
| 02:00 | 3.1m/s | 11m/s | 22% | 24134m |
| 03:00 | 2.9m/s | 11m/s | 22% | 24134m |
| 04:00 | 2.9m/s | 11m/s | 15% | 24134m |
| 05:00 | 3.1m/s | 11m/s | 7.4% | 24135m |
| 06:00 | 3.2m/s | 11m/s | 0% | 24134m |
| 07:00 | 3.3m/s | 9.8m/s | 0% | 24134m |
| 08:00 | 3.7m/s | 7.8m/s | 0% | 24135m |
| 09:00 | 3.9m/s | 7.4m/s | 0% | 24135m |
| 10:00 | 4m/s | 7m/s | 0% | 24135m |
| 11:00 | 4.3m/s | 7.1m/s | 0% | 24134m |
| 12:00 | 4.5m/s | 6.9m/s | 0% | 24135m |
| 13:00 | 4.5m/s | 7m/s | 0% | 24135m |
| 14:00 | 4.4m/s | 7.4m/s | 0% | 24135m |
| 15:00 | 4.5m/s | 7.7m/s | 0% | 24135m |
| 16:00 | 4.8m/s | 8.2m/s | 0% | 24134m |
| 17:00 | 4.6m/s | 7.5m/s | 0% | 24135m |
| 18:00 | 4.2m/s | 6.9m/s | 0% | 24135m |
| 19:00 | 3.7m/s | 6.9m/s | 0% | 24135m |
| 20:00 | 2.8m/s | 6.3m/s | 0% | 24134m |
| 21:00 | 2.4m/s | 6.1m/s | 0% | 24135m |
| 22:00 | 2.1m/s | 5m/s | 0% | 24134m |
| 23:00 | 2m/s | 3m/s | 0% | 24134m |
| Mon, Jun 8 | ||||
| 24:00 | 1.7m/s | 1.7m/s | 0% | 24134m |
| 01:00 | 1.3m/s | 1.3m/s | 0% | 24135m |
| 02:00 | 0.75m/s | 0.82m/s | 0% | 24134m |
| 03:00 | 0.52m/s | 0.51m/s | 0% | 24134m |
| 04:00 | 0.61m/s | 0.62m/s | 0% | 24134m |
| 05:00 | 0.62m/s | 0.61m/s | 0% | 24135m |
| 06:00 | 0.85m/s | 0.82m/s | 0% | 24135m |
| 07:00 | 0.9m/s | 1.2m/s | 17% | 24135m |
| 08:00 | 1.2m/s | 1.5m/s | 33% | 24134m |
| 09:00 | 1.3m/s | 1.7m/s | 50% | 24134m |
| 10:00 | 1.2m/s | 1.4m/s | 50% | 24134m |
| 11:00 | 1.3m/s | 1.4m/s | 50% | 24135m |
| 12:00 | 1.5m/s | 1.5m/s | 50% | 24134m |
| 13:00 | 2.2m/s | 1.9m/s | 50% | 24135m |
| 14:00 | 2.3m/s | 2m/s | 50% | 24135m |
| 15:00 | 2.5m/s | 2.2m/s | 50% | 24135m |
| 16:00 | 2.2m/s | 2.2m/s | 38% | 24134m |
| 17:00 | 2m/s | 2.4m/s | 26% | 24135m |
| 18:00 | 1.8m/s | 2.3m/s | 13% | 24134m |
| 19:00 | 1.4m/s | 2.6m/s | 16% | 24135m |
| 20:00 | 1.4m/s | 1.4m/s | 20% | 24135m |
| 21:00 | 0.98m/s | 1m/s | 23% | 24135m |
| 22:00 | 0.96m/s | 1.1m/s | 48% | 24135m |
| 23:00 | 0.94m/s | 1.2m/s | 74% | 24135m |
| Tue, Jun 9 | ||||
| 24:00 | 0.92m/s | 1.2m/s | 100% | 24135m |
| 01:00 | 1.1m/s | 1.5m/s | 100% | 24135m |
| 02:00 | 1.3m/s | 1.7m/s | 100% | 24135m |
| 03:00 | 1.4m/s | 2m/s | 100% | 24135m |
| 04:00 | 1.3m/s | 1.8m/s | 73% | 24135m |
| 05:00 | 1.2m/s | 1.6m/s | 47% | 24135m |
| 06:00 | 1.1m/s | 1.4m/s | 20% | 24135m |
| 07:00 | 1.9m/s | 2.6m/s | 24% | 24135m |
| 08:00 | 2.7m/s | 3.8m/s | 27% | 24135m |
| 09:00 | 3.5m/s | 5m/s | 31% | 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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