Rule
Mirror Lake
Lake Reflections in Nuuksio
Uusimaa, Finland
Perfectly calm water for flawless reflections
No opportunities right now
Here’s what usually blocks matches
No mirror conditions. Nuuksio's pristine lakes offer perfect reflections on calm mornings.
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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 100% failing
Precipitation Chance 33% failing
Upcoming Opportunities
When all conditions match, PhotoWeather marks an opportunity window.
Times shown in Europe/Helsinki
No opportunities in the next 14 days
See the blocker timeline above to understand which conditions are preventing matches.
What this forecast looks for
Plain-language explanation from the ruleMirror Lake detects conditions for perfect water reflections:
- Wind Speed: Near-zero wind is essential for mirror-like water
- Wind Gusts: Even brief gusts can disturb the reflection
- Precipitation: Dry conditions to avoid ripples
- Visibility: Good visibility for capturing the reflected scene
Best conditions typically occur at dawn when winds are calmest.
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72-hour requirements breakdown
What passed or failed, hour by hour0matching hours in the next 72 hours
AND 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, Jan 9 | ||||
| 08:00 | 3.1m/s | 7.6m/s | 0% | 2900m |
| 09:00 | 3.4m/s | 8.4m/s | 0% | 36940m |
| 10:00 | 3.4m/s | 8.6m/s | 0% | 58440m |
| 11:00 | 3.8m/s | 9.4m/s | 0% | 63060m |
| 12:00 | 3.9m/s | 9.7m/s | 0% | 63060m |
| 13:00 | 4m/s | 10m/s | 0% | 64360m |
| 14:00 | 4.1m/s | 10m/s | 0% | 65980m |
| 15:00 | 4m/s | 10m/s | 0% | 65980m |
| 16:00 | 4m/s | 10m/s | 0% | 65980m |
| 17:00 | 4m/s | 10m/s | 0% | 65980m |
| 18:00 | 4m/s | 10m/s | 0% | 65980m |
| 19:00 | 4m/s | 10m/s | 0% | 65980m |
| 20:00 | 4.3m/s | 11m/s | 0% | 70080m |
| 21:00 | 4.1m/s | 11m/s | 0% | 70080m |
| 22:00 | 3.7m/s | 10m/s | 0% | 70080m |
| 23:00 | 4.1m/s | 10m/s | 0% | 70060m |
| Sat, Jan 10 | ||||
| 24:00 | 4.1m/s | 10m/s | 0% | 70060m |
| 01:00 | 3.8m/s | 10m/s | 0% | 70060m |
| 02:00 | 4.1m/s | 10m/s | 0% | 70060m |
| 03:00 | 4.1m/s | 10m/s | 0% | 70060m |
| 04:00 | 4.4m/s | 11m/s | 0% | 65940m |
| 05:00 | 4.6m/s | 12m/s | 0% | 63000m |
| 06:00 | 4.7m/s | 12m/s | 0% | 63000m |
| 07:00 | 4.9m/s | 12m/s | 0% | 65940m |
| 08:00 | 4.9m/s | 12m/s | 0% | 70040m |
| 09:00 | 5.3m/s | 13m/s | 0% | 70040m |
| 10:00 | 5.2m/s | 13m/s | 0% | 69620m |
| 11:00 | 5.2m/s | 13m/s | 0% | 60460m |
| 12:00 | 5.4m/s | 14m/s | 0% | 63860m |
| 13:00 | 5.5m/s | 14m/s | 0% | 65920m |
| 14:00 | 5.4m/s | 14m/s | 0% | 65840m |
| 15:00 | 5.4m/s | 14m/s | 1% | 62940m |
| 16:00 | 5.3m/s | 14m/s | 3% | 54880m |
| 17:00 | 5.2m/s | 13m/s | 4% | 52960m |
| 18:00 | 5.3m/s | 13m/s | 4% | 37700m |
| 19:00 | 5.3m/s | 13m/s | 5% | 32400m |
| 20:00 | 5.6m/s | 14m/s | 6% | 32560m |
| 21:00 | 5.5m/s | 14m/s | 9% | 38400m |
| 22:00 | 5.5m/s | 14m/s | 14% | 33480m |
| 23:00 | 5.5m/s | 14m/s | 18% | 26920m |
| Sun, Jan 11 | ||||
| 24:00 | 5.3m/s | 14m/s | 22% | 26160m |
| 01:00 | 5.5m/s | 14m/s | 26% | 26980m |
| 02:00 | 5.4m/s | 14m/s | 31% | 23620m |
| 03:00 | 5.4m/s | 14m/s | 38% | 16100m |
| 04:00 | 5.2m/s | 14m/s | 45% | 10400m |
| 05:00 | 5.1m/s | 13m/s | 51% | 8260m |
| 06:00 | 5m/s | 13m/s | 55% | 8180m |
| 07:00 | 4.9m/s | 13m/s | 57% | 7100m |
| 08:00 | 4.9m/s | 13m/s | 59% | 7320m |
| 09:00 | 4.6m/s | 12m/s | 63% | 9460m |
| 10:00 | 4.4m/s | 12m/s | 67% | 12560m |
| 11:00 | 4.3m/s | 11m/s | 67% | 16500m |
| 12:00 | 4.1m/s | 11m/s | 62% | 16240m |
| 13:00 | 4.1m/s | 11m/s | 54% | 21960m |
| 14:00 | 4.3m/s | 10m/s | 45% | 21560m |
| 15:00 | 4.6m/s | 10m/s | 34% | 14820m |
| 16:00 | 4.7m/s | 9.9m/s | 22% | 13400m |
| 17:00 | 4.4m/s | 9.4m/s | 14% | 14580m |
| 18:00 | 4.3m/s | 8.9m/s | 13% | 13920m |
| 19:00 | 4.2m/s | 8.6m/s | 17% | 12900m |
| 20:00 | 4.3m/s | 8.6m/s | 18% | 10420m |
| 21:00 | 4.4m/s | 8.9m/s | 15% | 13680m |
| 22:00 | 4.6m/s | 9.3m/s | 10% | 19460m |
| 23:00 | 4.7m/s | 9.5m/s | 6% | 22660m |
| Mon, Jan 12 | ||||
| 24:00 | 4.7m/s | 9.5m/s | 3% | 28600m |
| 01:00 | 4.6m/s | 9.4m/s | 1% | 33340m |
| 02:00 | 4.5m/s | 9m/s | 0% | 29380m |
| 03:00 | 4.3m/s | 8.9m/s | 0% | 25640m |
| 04:00 | 4.3m/s | 8.7m/s | 0% | 22620m |
| 05:00 | 4.2m/s | 8.6m/s | 0% | 22840m |
| 06:00 | 4.2m/s | 8.4m/s | 0% | 19760m |
| 07:00 | 4.2m/s | 8.3m/s | 0% | 25580m |
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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