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Rule Golden Hour

Kananaskis - Golden Hour - Canadian Rockies

Kananaskis, Alberta, Canada

That magical warm light just after sunrise or before sunset

No opportunities right now
Here’s what usually blocks matches

No Golden Hour opportunities in the next 14 days

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Rule requirements (key thresholds)
Golden Hour · Any Golden Hour Potential · ≥ 80.0% Precipitation Chance · ≤ 5.0% Visibility · ≥ 1000.0m

Tip: Scroll down to the 72-hour table to see exactly which condition fails hour by hour.

Most common blockers (next 72 hours)
Golden Hour Potential 99% failing
Precipitation Chance 94% failing
Golden Hour 83% failing

Currently

Real-time conditions
Low Cloud Cover5%
Mid Cloud Cover94%
High Cloud Cover34%
Sun Elevation50.2° (Daylight)

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 continental divide peaks will catch alpenglow—that magical pink and orange light that makes the Rockies one of the world's premier golden hour destinations. We track clear sky conditions, sun angle, and atmospheric clarity to identify perfect alpenglow windows.

The Canadian Rockies run along the continental divide, with massive peaks rising directly from valley floors. This dramatic topography means the first and last light hits mountains while valleys remain in shadow, creating spectacular contrasts. The high latitude also means golden hour lasts longer than in equatorial regions.

What makes Rockies golden hour exceptional:

  • Continental divide peaks - Massive mountains catch first and last light while valleys remain cool-toned
  • Vermillion Lakes - Classic location where Mount Rundle catches alpenglow with wetland reflections in foreground
  • Castle Mountain - Distinctive layered peak that glows dramatically at sunset
  • Extended duration - Northern latitude means golden hour light lasts 30-60 minutes longer than southern locations

Best photography occurs at classic locations like Vermillion Lakes for sunrise on Mount Rundle, or Two Jack Lake for sunset on Mount Rundle from the east. Summer solstice brings challenges with very early sunrise times (5am), while autumn offers more reasonable timing with fall colors as bonus.

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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
Golden Hour
Any
Golden Hour Potential
≥ 80.0%
Precipitation Chance
≤ 5.0%
Visibility
≥ 1000.0m
Mon, Apr 20
13:0039%0%24135m
14:0039%0%24134m
15:0038%0%24134m
16:0037%0%24135m
17:0033%0%24134m
18:0036%0%24134m
19:0033%0%24135m
20:0061%0%24135m
21:0058%0%24134m
22:0031%0%24135m
23:0031%0%24134m
Tue, Apr 21
24:0031%0%24135m
01:0032%0%24134m
02:0033%0%24135m
03:0032%0%24135m
04:0033%0%24134m
05:0033%0%24135m
06:0065%0%24135m
07:0067%13%24134m
08:0038%26%24134m
09:0042%39%24134m
10:0042%42%24134m
11:0044%46%24135m
12:0043%49%24134m
13:0036%41%24134m
14:0035%32%24134m
15:0038%24%24134m
16:0042%24%24134m
17:0043%25%23502m
18:0043%26%24134m
19:0041%18%23424m
20:0097%9.3%24134m
21:0064%0.91%24135m
22:0032%0.61%24134m
23:0031%0.3%24135m
Wed, Apr 22
24:0030%0%24134m
01:0031%8.7%24134m
02:0031%17%24134m
03:0032%26%24135m
04:0028%39%24134m
05:0020%51%24134m
06:0046%64%24135m
07:0026%76%217m
08:0012%87%88m
09:0012%99%75m
10:0012%99%104m
11:0012%100%146m
12:0012%100%124m
13:0012%100%68m
14:0012%100%37m
15:0012%100%29m
16:0012%100%30m
17:0012%100%24m
18:0012%100%23m
19:0012%88%23m
20:0024%76%25m
21:0024%64%25m
22:0012%70%39m
23:0012%76%109m
Thu, Apr 23
24:0018%83%163m
01:0015%60%136m
02:0016%38%133m
03:0012%16%157m
04:0013%18%149m
05:0016%20%192m
06:0033%22%832m
07:0049%42%15321m
08:0022%62%23463m
09:0021%82%23482m
10:0021%88%21902m
11:0021%94%15094m
12:0021%100%21424m
13:0026%99%21528m
14:0026%98%20632m
15:0018%98%17540m
16:0013%98%15707m
17:0012%98%3458m
18:0015%98%4834m
19:006.9%87%3422m
20:0039%75%2010m
21:0036%64%598m
22:007.2%70%1204m
23:007.2%76%1809m
Fri, Apr 24
24:008%83%2415m
01:008.6%61%9181m
02:009.4%40%15947m
03:009.4%19%22712m
04:009.3%22%20798m
05:009.3%25%18883m
06:0055%28%16969m
07:0055%40%17110m
08:009.1%52%17251m
09:009.2%64%17393m
10:008.7%68%14035m
11:008.6%72%10677m
How to read: colored cells show whether each predicate requirement is met; highlighted rows mean the full rule matched (an opportunity).

What does Golden Hour Potential mean?

Inputs that drive the score

This derived score summarizes multiple raw weather signals. The table below shows the supporting inputs hour by hour, so you can see what's pushing the score up or down.

Time
America/Edmonton
Golden Hour
High Clouds
%
Low Clouds
%
Mid-Level Clouds
%
Relative Humidity
%
Total Cloud Coverage
%
Wind Speed
m/s
Tue, Apr 21 Sunrise 06:32 Sunset 20:45
13:00
- 34% 5% 94% 38% 94% 1.1m/s
14:00
- 86% 5% 100% 37% 100% 1.1m/s
15:00
- 51% 5% 100% 40% 100% 1.3m/s
16:00
- 38% 5% 47% 43% 58% 1.3m/s
17:00
- 17% 4% 30% 44% 37% 1.1m/s
18:00
- 5% 3% 25% 45% 25% 1.3m/s
19:00
- 5% 1% 18% 53% 18% 1.3m/s
20:00
- 38% 0% 20% 68% 38% 1.6m/s
21:00
- 100% 0% 81% 76% 100% 2.4m/s
22:00
- 100% 0% 13% 75% 100% 2.7m/s
23:00
- 100% 0% 71% 74% 100% 2.7m/s
Wed, Apr 22 Sunrise 06:30 Sunset 20:47
24:00
- 100% 0% 100% 74% 100% 2.4m/s
01:00
- 100% 0% 100% 72% 100% 2m/s
02:00
- 100% 0% 94% 72% 100% 2.1m/s
03:00
- 100% 0% 98% 72% 100% 2.2m/s
04:00
- 100% 0% 100% 74% 100% 1.2m/s
05:00
- 100% 0% 100% 81% 100% 1.5m/s
06:00
- 100% 68% 100% 95% 100% 1.5m/s
07:00
- 100% 98% 100% 98% 100% 1.3m/s
08:00
- 100% 100% 100% 98% 100% 1.7m/s
09:00
- 100% 100% 100% 98% 100% 1.7m/s
10:00
- 100% 100% 100% 98% 100% 1.3m/s
11:00
- 100% 100% 100% 98% 100% 0.99m/s
12:00
- 100% 100% 100% 98% 100% 1.6m/s
13:00
- 100% 100% 100% 99% 100% 0.93m/s
14:00
- 100% 100% 100% 99% 100% 1m/s
15:00
- 99% 100% 100% 100% 100% 1.3m/s
16:00
- 92% 100% 100% 99% 100% 0.92m/s
17:00
- 95% 100% 100% 100% 100% 1.3m/s
18:00
- 100% 100% 100% 100% 100% 1.7m/s
19:00
- 100% 100% 100% 100% 100% 1.1m/s
20:00
- 100% 100% 100% 100% 100% 2m/s
21:00
- 100% 100% 100% 100% 100% 1.7m/s
22:00
- 81% 100% 100% 100% 100% 2m/s
23:00
- 73% 100% 100% 99% 100% 2.2m/s
Thu, Apr 23 Sunrise 06:28 Sunset 20:49
24:00
- 21% 100% 100% 98% 100% 2m/s
01:00
- 22% 100% 100% 98% 100% 2.1m/s
02:00
- 2% 100% 100% 98% 100% 1.9m/s
03:00
- 2% 100% 100% 98% 100% 1.9m/s
04:00
- 31% 100% 100% 98% 100% 1.7m/s
05:00
- 0% 100% 100% 97% 100% 1.7m/s
06:00
- 15% 100% 100% 96% 100% 1m/s
07:00
- 89% 100% 100% 94% 100% 0.76m/s
08:00
- 100% 40% 97% 86% 100% 1.9m/s
09:00
- 100% 10% 97% 76% 100% 3m/s
10:00
- 100% 98% 90% 71% 100% 4m/s
11:00
- 100% 100% 95% 69% 100% 4.4m/s
12:00
- 100% 100% 74% 67% 100% 4.6m/s
13:00
- 13% 100% 65% 64% 100% 4.8m/s
14:00
- 33% 100% 100% 63% 100% 5m/s
15:00
- 4% 100% 100% 66% 100% 4.5m/s
16:00
- 0% 100% 100% 67% 100% 4.7m/s
17:00
- 0% 100% 92% 72% 100% 4.3m/s
18:00
- 4% 100% 97% 72% 100% 4.4m/s
19:00
- 2% 97% 65% 81% 97% 3m/s
20:00
- 1% 94% 32% 90% 94% 1.5m/s
21:00
- 0% 91% 0% 98% 91% 0.13m/s
22:00
- 0% 87% 1% 98% 87% 0.65m/s
23:00
- 0% 82% 1% 98% 82% 1.2m/s
Fri, Apr 24 Sunrise 06:26 Sunset 20:50
24:00
- 0% 77% 1% 98% 77% 1.7m/s
01:00
- 1% 85% 34% 91% 85% 1.6m/s
02:00
- 1% 92% 67% 84% 92% 1.5m/s
03:00
- 2% 100% 100% 77% 100% 1.3m/s
04:00
- 35% 100% 100% 71% 100% 2m/s
05:00
- 67% 100% 100% 65% 100% 2.6m/s
06:00
- 100% 100% 100% 59% 100% 3.3m/s
07:00
- 100% 100% 100% 58% 100% 3.2m/s
08:00
- 100% 100% 100% 57% 100% 3.2m/s
09:00
- 100% 100% 100% 57% 100% 3.2m/s
10:00
- 100% 100% 100% 59% 100% 3.3m/s
11:00
- 100% 100% 100% 61% 100% 3.5m/s
12:00
- 100% 100% 100% 63% 100% 3.6m/s
How to read: these inputs help produce the derived score; they are not requirements by themselves.

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