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Rule Mirror Lake

Ben A'an - Mirror Lake - Trossachs & Loch Lomond

Callander, Scotland, United Kingdom

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
Precipitation Chance 100% failing
Wind Gusts 92% failing

Upcoming Opportunities

When all conditions match, PhotoWeather marks an opportunity window.

Times shown in Europe/London

No opportunities in the next 10 days

See the blocker timeline below to understand which conditions are preventing matches.

What this forecast looks for

Plain-language explanation from the rule

This forecast tracks the calm conditions needed for mirror-still reflections across the Trossachs lochs. We monitor wind speed, timing, and weather stability to predict when lochs will achieve perfect stillness, allowing you to capture symmetrical compositions of mountains, forests, and islands reflected in glassy water.

The Trossachs lochs—sheltered by mountains and surrounded by forest—frequently achieve mirror-calm conditions, especially during dawn and evening hours. The intimate scale of these lochs means you can often capture complete reflections of mountains like Ben Venue and Ben A'an, while the forested shorelines create layered reflections of native oak and birch woodland.

What makes the Trossachs special for reflection photography:

  • Mountain reflections - Ben Venue mirrored in Loch Achray, Ben A'an reflected from below
  • Forest shorelines - Native oak and birch creating layered reflections with autumn color
  • Island compositions - Loch Lomond islands at Balmaha providing foreground and reflection subjects
  • Sheltered positions - Mountains and forests protect lochs from wind, extending calm periods

Loch Achray offers classic Trossachs reflections—Ben Venue's pyramidal peak perfectly mirrored in calm water, with forest shorelines completing the composition. Loch Chon, remote and rarely rippled, achieves near-perfect stillness on calm mornings, reflecting surrounding mountains and forest in complete symmetry. Balmaha on Loch Lomond's eastern shore looks out to wooded islands creating layered reflection compositions—Inchcailloch and other islands reflected with the Highland mountains beyond. Loch Lubnaig's long narrow shape means it often stays calm even when nearby lochs have ripples. The Trossachs Pier with the historic SS Sir Walter Scott steamship creates man-made reflection subjects. Loch Venachar at sunset with the Trossachs mountains reflected in warm evening light. Dawn and dusk provide the most reliable calm conditions—midday wind often disrupts reflections. Autumn (September-October) combines calm weather with colorful foliage reflections.

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72-hour requirements breakdown

What passed or failed, hour by hour
3matching hours in the next 93 hoursJump to next match
AND logic: all conditions required
Meets requirement
Misses requirement
Time
Europe/London
Wind Speed
≤ 1.0m/s
Wind Gusts
≤ 2.0m/s
Precipitation Chance
≤ 10.0%
Visibility
≥ 5000.0m
Tue, Apr 14
05:000.6m/s0.6m/s0%24135m
06:000.86m/s0.8m/s0%24134m
07:000.87m/s0.82m/s0%24135m
08:001m/s1.3m/s9.2%24135m
09:001.4m/s1.7m/s18%24134m
10:001.7m/s2.3m/s28%24135m
11:002.3m/s3.6m/s46%24134m
12:003m/s4.9m/s65%24134m
13:004.4m/s6.4m/s84%24135m
14:005m/s7.2m/s71%24135m
15:005.4m/s7.5m/s69%24134m
16:002.2m/s6.3m/s68%24134m
17:001.3m/s1.6m/s76%12723m
18:001.5m/s2.1m/s84%8225m
19:001.7m/s2.4m/s93%12667m
20:001.6m/s1.9m/s95%17057m
21:001.6m/s2m/s93%13892m
22:001.5m/s1.8m/s90%24134m
23:001.5m/s1.8m/s93%14244m
Wed, Apr 15
24:001.6m/s2.1m/s97%12256m
01:001.7m/s2.5m/s100%8665m
02:001.6m/s2.5m/s98%8454m
03:001.5m/s2.1m/s97%2607m
04:001.5m/s2.2m/s95%1683m
05:001.5m/s2.1m/s96%613m
06:001.4m/s2.1m/s97%541m
07:001.7m/s2.4m/s99%360m
08:001.5m/s2.1m/s97%276m
09:001.6m/s2.4m/s96%258m
10:001.6m/s4.6m/s95%277m
11:002.8m/s9.6m/s96%6209m
12:004.3m/s13m/s97%8522m
13:005m/s13m/s98%16023m
14:005.4m/s14m/s84%7777m
15:006.1m/s14m/s70%17627m
16:006.5m/s12m/s56%23092m
17:005.1m/s9.9m/s65%13643m
18:004.1m/s9.6m/s75%11164m
19:005m/s11m/s84%19396m
20:003.1m/s10m/s78%24135m
21:004.2m/s11m/s72%16827m
22:004.8m/s11m/s65%20329m
23:005.3m/s12m/s70%19787m
Thu, Apr 16
24:005m/s12m/s74%22957m
01:006.5m/s11m/s79%4543m
02:006.3m/s13m/s74%17108m
03:007.2m/s14m/s69%24134m
04:007.7m/s13m/s64%15102m
05:007m/s13m/s75%24135m
06:006.8m/s12m/s87%24134m
07:006.7m/s13m/s99%24134m
08:007.2m/s13m/s97%24135m
09:007.6m/s14m/s94%24134m
10:007.4m/s14m/s92%23426m
11:007.3m/s14m/s95%24135m
12:008.1m/s14m/s97%24135m
13:008m/s13m/s99%23689m
14:008.3m/s12m/s78%24134m
15:008m/s11m/s56%24134m
16:007.6m/s11m/s35%24134m
17:006.7m/s10m/s42%24134m
18:005.1m/s9.1m/s49%24135m
19:003.2m/s7.3m/s56%24135m
20:001.5m/s1.4m/s63%24134m
21:001.3m/s1.3m/s71%24135m
22:001.4m/s1.3m/s78%24135m
23:001.2m/s1.2m/s82%24134m
Fri, Apr 17
24:001.4m/s1.3m/s86%24135m
01:001.6m/s1.5m/s90%24134m
02:001.8m/s2.5m/s86%24135m
03:001.7m/s2.8m/s83%16320m
04:001.7m/s3m/s79%10894m
05:001.8m/s3.6m/s85%4451m
06:001.8m/s3.4m/s90%4092m
07:001.9m/s4.3m/s96%6407m
08:003m/s6.2m/s94%12316m
09:004.2m/s8.1m/s92%18226m
10:005.3m/s10m/s90%24135m
11:005.3m/s10m/s93%22589m
12:005.3m/s10m/s95%21043m
13:005.3m/s11m/s98%19497m
14:005m/s11m/s91%20748m
15:004.7m/s11m/s84%21998m
16:004.4m/s11m/s77%23249m
17:004.7m/s11m/s82%23544m
18:005m/s11m/s86%23840m
19:005.3m/s12m/s91%24135m
20:005.5m/s12m/s73%21985m
21:005.7m/s13m/s55%19834m
22:005.8m/s13m/s37%17684m
23:006.3m/s14m/s46%17627m
Sat, Apr 18
24:006.7m/s14m/s55%17569m
01:007.2m/s15m/s64%17512m
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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