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Rule Mirror Lake

Canmore - Mirror Lake - Canadian Rockies

Canmore, Alberta, Canada

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)
Precipitation Chance 99% failing
Wind Speed 90% failing
Wind Gusts 64% failing

Upcoming Opportunities

When all conditions match, PhotoWeather marks an opportunity window.

Times shown in America/Edmonton

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 predicts when the Canadian Rockies' legendary turquoise glacier-fed lakes will be mirror-calm for reflection photography. We track wind patterns, wave action, and dawn conditions to identify perfect reflection windows.

The Rockies contain some of Earth's most photographed reflections—the turquoise waters of Lake Louise and Moraine Lake create colors found nowhere else. These glacier-fed lakes get their distinctive color from glacial rock flour suspended in the water, creating an otherworldly blue-green that reflects spectacularly when conditions align.

What makes Rockies reflections special:

  • Turquoise waters - Glacial flour creates unique blue-green colors that intensify reflections
  • Mountain backdrops - Victoria Glacier, Valley of Ten Peaks, and continental divide peaks provide dramatic mirror subjects
  • Dawn calm windows - Early morning often brings glass-calm conditions before thermal winds develop
  • Seasonal ice patterns - Winter and spring bring geometric ice patterns that add foreground interest

Best conditions occur at dawn before thermal winds pick up, typically June through September when lakes are ice-free. Moraine Lake and Lake Louise are classics, but lesser-known spots like Two Jack Lake and Herbert Lake offer excellent reflections with fewer crowds.

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72-hour requirements breakdown

What passed or failed, hour by hour
0matching hours in the next 95 hours
AND logic: all conditions required
Meets requirement
Misses requirement
Time
America/Edmonton
Wind Speed
≤ 1.0m/s
Wind Gusts
≤ 2.0m/s
Precipitation Chance
≤ 10.0%
Visibility
≥ 5000.0m
Mon, Apr 20
13:002.8m/s5.2m/s65%24135m
14:002.9m/s7.7m/s33%24134m
15:002.8m/s7.9m/s0%24134m
16:003m/s8.3m/s13%24135m
17:002.7m/s8.6m/s26%24134m
18:002.3m/s7.6m/s39%24134m
19:002.1m/s1.9m/s0%24135m
20:002.7m/s2.1m/s0%24135m
21:003.1m/s2.3m/s0%24134m
22:003.3m/s2.4m/s0%24135m
23:003.1m/s2.3m/s0%24134m
Tue, Apr 21
24:003m/s2.3m/s0%24135m
01:003.1m/s2.3m/s0%24134m
02:003.1m/s2.3m/s0%24135m
03:003m/s2.3m/s0%24135m
04:002.9m/s2.2m/s0%24134m
05:003m/s2.9m/s0%24135m
06:002.9m/s2.4m/s0%24135m
07:002.8m/s2.2m/s0%24134m
08:002.1m/s2.4m/s0%24134m
09:001.5m/s2m/s0%24134m
10:000.79m/s1.4m/s19%24134m
11:000.79m/s1.6m/s37%24135m
12:000.9m/s2.9m/s56%24134m
13:001.3m/s4.3m/s55%24134m
14:001.7m/s4.6m/s54%24134m
15:001.7m/s3.7m/s53%24134m
16:001.7m/s3.9m/s54%24134m
17:001.6m/s3.7m/s55%24135m
18:001.7m/s3.3m/s56%24134m
19:001.6m/s2.2m/s41%24135m
20:001.8m/s1.6m/s25%24134m
21:002.2m/s1.8m/s10%24135m
22:002.6m/s2.3m/s20%24134m
23:002.5m/s2.2m/s29%24135m
Wed, Apr 22
24:002.1m/s1.8m/s39%24134m
01:001.6m/s1.4m/s33%24134m
02:001.6m/s1.4m/s28%24134m
03:002m/s1.7m/s22%24135m
04:001.3m/s1.1m/s35%24134m
05:001.1m/s1m/s49%24134m
06:001.8m/s1.5m/s62%24135m
07:001.7m/s1.6m/s74%11797m
08:001.5m/s2m/s87%491m
09:001.6m/s1.9m/s100%91m
10:001.6m/s1.9m/s100%105m
11:001.2m/s1.5m/s100%68m
12:001.4m/s1.7m/s100%40m
13:000.81m/s0.8m/s100%26m
14:000.92m/s0.81m/s100%25m
15:001.5m/s1.5m/s100%24m
16:001.5m/s1.5m/s100%25m
17:001.5m/s1.5m/s100%25m
18:001.9m/s2m/s100%23m
19:002m/s2m/s92%22m
20:001.7m/s1.8m/s84%24m
21:001.7m/s2.2m/s76%27m
22:001.6m/s2m/s77%35m
23:001.5m/s1.7m/s78%59m
Thu, Apr 23
24:001.7m/s2m/s79%163m
01:002.1m/s2.6m/s63%113m
02:002.1m/s2.6m/s46%111m
03:001.9m/s2.5m/s30%136m
04:001.9m/s2.8m/s27%119m
05:002m/s2.9m/s25%121m
06:001.7m/s2.9m/s22%205m
07:001.2m/s2.5m/s42%978m
08:001.8m/s2.8m/s62%20705m
09:002.4m/s3.6m/s82%23342m
10:002.6m/s4.1m/s88%21532m
11:002.4m/s4.2m/s94%16152m
12:002.5m/s4.1m/s100%14427m
13:002.8m/s4.3m/s97%12771m
14:003.1m/s4.7m/s95%9782m
15:003.1m/s4.6m/s93%6392m
16:002.7m/s4.2m/s94%4317m
17:002.6m/s3.9m/s96%2587m
18:002.3m/s3.8m/s98%3643m
19:001.6m/s2.7m/s84%9667m
20:000.88m/s1.5m/s70%15690m
21:000.19m/s0.41m/s56%21714m
22:000.5m/s0.65m/s59%22175m
23:000.8m/s0.89m/s61%22636m
Fri, Apr 24
24:001.1m/s1.1m/s64%23097m
01:001.8m/s2.6m/s61%23443m
02:002.5m/s4.1m/s58%23789m
03:003.1m/s5.6m/s55%24135m
04:003m/s5.6m/s42%23176m
05:003m/s5.5m/s30%22217m
06:002.9m/s5.5m/s17%21258m
07:002.9m/s5.3m/s30%17020m
08:003m/s5.1m/s43%12781m
09:003m/s4.9m/s56%8543m
10:003.2m/s4.9m/s61%8421m
11:003.4m/s5m/s66%8300m
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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