Rule
Mirror Lake
Vesijärvi - Mirror Lake - Southern Finland
Lahti, Päijänne Tavastia, Finland
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 88% failing
Precipitation Chance 39% failing
Upcoming Opportunities
When all conditions match, PhotoWeather marks an opportunity window.
Times shown in Europe/Helsinki
No opportunities in the next 10 days
See the blocker timeline below to understand which conditions are preventing matches.
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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 |
|---|---|---|---|---|
| Mon, Feb 16 | ||||
| 15:00 | 1.1m/s | 1.4m/s | 0% | 24134m |
| 16:00 | 0.89m/s | 0.9m/s | 0% | 24135m |
| 17:00 | 0.93m/s | 0.9m/s | 0% | 14810m |
| 18:00 | 0.84m/s | 0.8m/s | 0% | 6546m |
| 19:00 | 0.75m/s | 0.72m/s | 0% | 6545m |
| 20:00 | 0.96m/s | 1m/s | 0% | 6546m |
| 21:00 | 0.65m/s | 0.61m/s | 0% | 6545m |
| 22:00 | 1m/s | 0.91m/s | 0% | 6544m |
| 23:00 | 0.93m/s | 0.81m/s | 0% | 6545m |
| Tue, Feb 17 | ||||
| 24:00 | 0.88m/s | 0.83m/s | 0% | 6545m |
| 01:00 | 0.92m/s | 0.81m/s | 0% | 6544m |
| 02:00 | 1m/s | 1m/s | 0% | 6543m |
| 03:00 | 0.95m/s | 0.91m/s | 0% | 6598m |
| 04:00 | 0.74m/s | 0.73m/s | 0% | 6605m |
| 05:00 | 0.86m/s | 0.81m/s | 0% | 6605m |
| 06:00 | 1.1m/s | 1m/s | 0% | 6609m |
| 07:00 | 1.1m/s | 1m/s | 0% | 7817m |
| 08:00 | 1.3m/s | 1.2m/s | 0% | 8010m |
| 09:00 | 1.6m/s | 3m/s | 0% | 8413m |
| 10:00 | 1.6m/s | 4.1m/s | 0% | 11150m |
| 11:00 | 1.8m/s | 3.7m/s | 0.001% | 23556m |
| 12:00 | 2.1m/s | 4.2m/s | 0% | 24135m |
| 13:00 | 2.5m/s | 4.6m/s | 0% | 24134m |
| 14:00 | 2.6m/s | 4.9m/s | 0% | 24135m |
| 15:00 | 2.2m/s | 5.2m/s | 0% | 24134m |
| 16:00 | 1.8m/s | 3.5m/s | 0% | 24135m |
| 17:00 | 1.3m/s | 1.2m/s | 0% | 6547m |
| 18:00 | 1.4m/s | 1.2m/s | 0% | 6544m |
| 19:00 | 1.5m/s | 1.9m/s | 0% | 6547m |
| 20:00 | 1.5m/s | 1.8m/s | 0% | 5237m |
| 21:00 | 1.4m/s | 1.7m/s | 0% | 4507m |
| 22:00 | 1.4m/s | 1.6m/s | 0% | 4791m |
| 23:00 | 1.5m/s | 1.7m/s | 0% | 5672m |
| Wed, Feb 18 | ||||
| 24:00 | 1.7m/s | 2.3m/s | 0% | 6118m |
| 01:00 | 1.7m/s | 2.2m/s | 0% | 6530m |
| 02:00 | 1.5m/s | 2.1m/s | 0% | 6488m |
| 03:00 | 1.4m/s | 1.9m/s | 0% | 5548m |
| 04:00 | 1.4m/s | 1.9m/s | 0% | 5154m |
| 05:00 | 1.5m/s | 2m/s | 0% | 4947m |
| 06:00 | 1.6m/s | 2.1m/s | 0% | 5403m |
| 07:00 | 1.6m/s | 2.3m/s | 0% | 5172m |
| 08:00 | 1.8m/s | 5.1m/s | 0% | 3763m |
| 09:00 | 2.2m/s | 8.5m/s | 0% | 4755m |
| 10:00 | 2.7m/s | 8.1m/s | 0% | 10580m |
| 11:00 | 3.1m/s | 7.3m/s | 0% | 24135m |
| 12:00 | 3.4m/s | 7m/s | 0% | 24135m |
| 13:00 | 3.4m/s | 7.2m/s | 0% | 24134m |
| 14:00 | 3.4m/s | 7.6m/s | 0% | 24134m |
| 15:00 | 3.1m/s | 8.8m/s | 0% | 24134m |
| 16:00 | 3.2m/s | 9.2m/s | 0% | 24135m |
| 17:00 | 3.1m/s | 7.7m/s | 0% | 24134m |
| 18:00 | 2.7m/s | 9m/s | 13% | 10749m |
| 19:00 | 2.5m/s | 9.8m/s | 26% | 7782m |
| 20:00 | 2.6m/s | 11m/s | 39% | 11590m |
| 21:00 | 2.7m/s | 10m/s | 39% | 24134m |
| 22:00 | 2.8m/s | 9.7m/s | 39% | 21919m |
| 23:00 | 2.8m/s | 8.9m/s | 39% | 9060m |
| Thu, Feb 19 | ||||
| 24:00 | 2.8m/s | 8.3m/s | 39% | 8797m |
| 01:00 | 2.7m/s | 7.9m/s | 39% | 11985m |
| 02:00 | 2.7m/s | 8m/s | 39% | 15199m |
| 03:00 | 2.7m/s | 8m/s | 39% | 24009m |
| 04:00 | 2.6m/s | 7.7m/s | 39% | 23192m |
| 05:00 | 2.5m/s | 7.5m/s | 39% | 18812m |
| 06:00 | 2.5m/s | 8m/s | 33% | 18227m |
| 07:00 | 2.6m/s | 8.1m/s | 28% | 20538m |
| 08:00 | 2.3m/s | 7.7m/s | 22% | 21843m |
| 09:00 | 2.1m/s | 6.5m/s | 28% | 24047m |
| 10:00 | 2.6m/s | 6.1m/s | 33% | 24135m |
| 11:00 | 2.5m/s | 5.1m/s | 39% | 24135m |
| 12:00 | 2.6m/s | 4.6m/s | 33% | 24135m |
| 13:00 | 2.6m/s | 4.5m/s | 28% | 24135m |
| 14:00 | 2.8m/s | 4.8m/s | 22% | 24135m |
| 15:00 | 2.8m/s | 5.9m/s | 15% | 24134m |
| 16:00 | 3.2m/s | 7.2m/s | 7.4% | 24134m |
| 17:00 | 3.1m/s | 8m/s | 0% | 24134m |
| 18:00 | 3.1m/s | 8.5m/s | 13% | 21489m |
| 19:00 | 3.5m/s | 8.8m/s | 26% | 22450m |
| 20:00 | 3.5m/s | 9.2m/s | 39% | 21361m |
| 21:00 | 3.4m/s | 9.5m/s | 26% | 22011m |
| 22:00 | 3.3m/s | 9.8m/s | 13% | 22661m |
| 23:00 | 3.2m/s | 10m/s | 0% | 23310m |
| Fri, Feb 20 | ||||
| 24:00 | 3.2m/s | 10m/s | 0% | 23585m |
| 01:00 | 3.1m/s | 10m/s | 0% | 23860m |
| 02:00 | 3m/s | 10m/s | 0% | 24135m |
| 03:00 | 3.2m/s | 9.9m/s | 0% | 24048m |
| 04:00 | 3.4m/s | 9.4m/s | 0% | 23961m |
| 05:00 | 3.7m/s | 8.9m/s | 0% | 23875m |
| 06:00 | 3.6m/s | 8.4m/s | 0% | 23961m |
| 07:00 | 3.6m/s | 7.9m/s | 0% | 24048m |
| 08:00 | 3.5m/s | 7.4m/s | 0% | 24135m |
| 09:00 | 3.2m/s | 7.1m/s | 5% | 24135m |
| 10:00 | 2.9m/s | 6.9m/s | 10% | 24135m |
| 11:00 | 2.6m/s | 6.7m/s | 15% | 24135m |
| 12:00 | 2.3m/s | 5.3m/s | 10% | 18820m |
| 13:00 | 2m/s | 4m/s | 5% | 13505m |
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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