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Rule Fog Hunter

Canmore - Fog Hunter - Canadian Rockies

Canmore, Alberta, Canada

Thick, moody fog for atmospheric forest and landscape shots

No opportunities right now
Here’s what usually blocks matches

No Fog Hunter opportunities in the next 14 days

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Rule requirements (key thresholds)
Fog Probability · ≥ 75.0%

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

Most common blockers (next 72 hours)
Fog Probability 100% failing

Currently

Real-time conditions
Dewpoint Spread9.5°C
Visibility24134 (Clear)
Relative Humidity52%
Wind Speed2.6m/s (calm conditions)

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 tracks the temperature inversions and fog conditions that create some of the most dramatic mountain photography in North America. We combine atmospheric data with local topography to predict when Bow Valley inversions will trap fog below while peaks glow above.

The Canadian Rockies are famous for their autumn morning fog, particularly in the Bow Valley corridor between Banff and Lake Louise. Cold mountain air settles into valleys overnight, creating thick fog layers that can persist until mid-morning, especially in September and October.

What makes Rockies fog photography exceptional:

  • Bow Valley inversions - Temperature inversions create sea-of-fog conditions with peaks emerging above the cloud layer
  • Glacier lake mist - Moraine Lake and Lake Louise develop ethereal mist at dawn when water temperatures meet cold air
  • Castle Junction phenomena - Junction areas where valleys meet create reliable fog formation zones
  • Autumn intensity - September through October brings the most dramatic and frequent fog events

Best shooting occurs at elevated viewpoints like Tunnel Mountain or Sulphur Mountain during inversions, or directly at lake level during misty conditions. Our forecast identifies when these different fog types will occur.

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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
Fog Probability
≥ 75.0%
Tue, Jul 7
07:000%
08:000%
09:000%
10:000%
11:000%
12:000%
13:000%
14:000%
15:000%
16:000%
17:000%
18:000%
19:000%
20:000%
21:000%
22:000%
23:000%
Wed, Jul 8
24:000%
01:000%
02:000%
03:000%
04:000%
05:000%
06:000%
07:000%
08:000%
09:000%
10:000%
11:000%
12:000%
13:000%
14:000%
15:000%
16:000%
17:000%
18:000%
19:000%
20:000%
21:000%
22:000%
23:000%
Thu, Jul 9
24:000%
01:000%
02:000%
03:000%
04:000%
05:000%
06:000%
07:000%
08:000%
09:000%
10:000%
11:000%
12:000%
13:000%
14:000%
15:000%
16:000%
17:000%
18:000%
19:000%
20:000%
21:000%
22:000%
23:000%
Fri, Jul 10
24:000%
01:000%
02:000%
03:000%
04:000%
05:000%
06:000%
07:000%
08:000%
09:000%
10:000%
11:000%
12:000%
13:000%
14:000%
15:000%
16:000%
17:000%
18:000%
19:000%
20:000%
21:000%
22:000%
23:000%
Sat, Jul 11
24:000%
01:000%
02:000%
03:000%
04:000%
05:000%
How to read: colored cells show whether each predicate requirement is met; highlighted rows mean the full rule matched (an opportunity).

What does Fog Probability 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
Clear Sky Probability (Ensemble)
%
Dew Point
°C
Rainfall
mm
Relative Humidity
%
Snowfall
cm
Solar Elevation
°
Temperature
°C
Total Precipitation
mm
Vapor Pressure Deficit
kPa
Visibility
m
Wind Gusts
m/s
Wind Speed
m/s
Wed, Jul 8 Sunrise 05:37 Sunset 21:55
07:00
18% 1.7°C 0mm 52% 0cm 10° 11°C 0mm 0.64kPa 24134m 3m/s 2.6m/s
08:00
35% 2.3°C 0mm 43% 0cm 19° 15°C 0mm 0.97kPa 24135m 3m/s 2m/s
09:00
52% 1.6°C 0mm 34% 0cm 29° 18°C 0mm 1.4kPa 24135m 7.2m/s 2m/s
10:00
55% 1.8°C 0mm 31% 0cm 38° 19°C 0mm 1.5kPa 24135m 8.4m/s 3m/s
11:00
57% 1.9°C 0mm 30% 0cm 47° 20°C 0mm 1.6kPa 24135m 9.1m/s 3.9m/s
12:00
60% 1.5°C 0mm 28% 0cm 55° 20°C 0mm 1.7kPa 24134m 9.6m/s 4.7m/s
13:00
45% 1.7°C 0mm 28% 0cm 60° 21°C 0mm 1.8kPa 24134m 8.9m/s 5.2m/s
14:00
30% 1.1°C 0mm 27% 0cm 61° 21°C 0mm 1.8kPa 24134m 8.8m/s 4.9m/s
15:00
15% 0.1°C 0mm 24% 0cm 58° 21°C 0mm 1.9kPa 24135m 8.4m/s 4.9m/s
16:00
11% -0.9°C 0mm 24% 0cm 51° 20°C 0mm 1.8kPa 24134m 6.9m/s 6.1m/s
17:00
8% -0.1°C 0mm 28% 0cm 43° 19°C 0mm 1.6kPa 24134m 6.5m/s 6.1m/s
18:00
4% 0.1°C 0mm 29% 0cm 34° 18°C 0mm 1.5kPa 24135m 6.2m/s 4.7m/s
19:00
17% -0.6°C 0mm 28% 0cm 24° 18°C 0mm 1.5kPa 24135m 5.9m/s 4m/s
20:00
29% 0.7°C 0mm 32% 0cm 15° 17°C 0mm 1.3kPa 24135m 5.5m/s 3.2m/s
21:00
42% 3°C 0mm 47% 0cm 6.6° 14°C 0mm 0.87kPa 24134m 1.1m/s 1.1m/s
22:00
33% 2.6°C 0mm 57% 0cm -1.1° 11°C 0mm 0.56kPa 24134m 0.72m/s 0.44m/s
23:00
25% 3.2°C 0mm 65% 0cm -7.9° 9.5°C 0mm 0.42kPa 24134m 0.6m/s 0.28m/s
Thu, Jul 9 Sunrise 05:38 Sunset 21:54
24:00
16% 4°C 0mm 73% 0cm -13° 8.6°C 0mm 0.3kPa 14114m 0.71m/s 0.53m/s
01:00
11% 4.4°C 0mm 77% 0cm -16° 8.2°C 0mm 0.25kPa 24135m 1.2m/s 1.1m/s
02:00
6% 4°C 0mm 72% 0cm -17° 8.7°C 0mm 0.31kPa 24134m 1.2m/s 1.1m/s
03:00
1% 3.8°C 0mm 72% 0cm -15° 8.5°C 0mm 0.31kPa 24135m 1.3m/s 0.98m/s
04:00
1% 3.8°C 0mm 73% 0cm -11° 8.3°C 0mm 0.29kPa 24134m 1.4m/s 1.2m/s
05:00
0% 3.8°C 0mm 73% 0cm -5.1° 8.4°C 0mm 0.3kPa 24135m 1m/s 0.88m/s
06:00
0% 3.9°C 0mm 78% 0cm 2.3° 7.4°C 0mm 0.22kPa 24135m 1.1m/s 1m/s
07:00
2% 4.5°C 0mm 75% 0cm 10° 8.7°C 0mm 0.29kPa 24134m 0.82m/s 0.49m/s
08:00
3% 4.4°C 0mm 66% 0cm 19° 10°C 0mm 0.43kPa 24135m 0.72m/s 0.56m/s
09:00
5% 3.2°C 0mm 52% 0cm 29° 13°C 0mm 0.72kPa 24135m 1.5m/s 0.31m/s
10:00
7% 1.7°C 0mm 38% 0cm 38° 16°C 0mm 1.1kPa 24134m 4.5m/s 1m/s
11:00
10% -0.7°C 0mm 29% 0cm 47° 18°C 0mm 1.4kPa 24135m 6.9m/s 2.4m/s
12:00
12% -0.7°C 0mm 28% 0cm 55° 18°C 0mm 1.5kPa 24135m 6.8m/s 3.3m/s
13:00
10% -0.6°C 0mm 26% 0cm 60° 19°C 0mm 1.6kPa 24134m 7.4m/s 3.8m/s
14:00
9% -0.1°C 0mm 27% 0cm 61° 20°C 0mm 1.7kPa 24135m 8.2m/s 4.8m/s
15:00
7% 0.1°C 0mm 26% 0cm 58° 20°C 0mm 1.7kPa 24135m 8.2m/s 4.9m/s
16:00
6% -0.2°C 0mm 25% 0cm 51° 20°C 0mm 1.8kPa 24135m 9.7m/s 4.9m/s
17:00
4% -0.3°C 0mm 26% 0cm 43° 20°C 0mm 1.7kPa 24135m 9.2m/s 6.5m/s
18:00
3% -0.4°C 0mm 26% 0cm 34° 19°C 0mm 1.7kPa 24135m 8.2m/s 5.9m/s
19:00
4% 0°C 0mm 29% 0cm 24° 18°C 0mm 1.5kPa 24135m 7.2m/s 6m/s
20:00
4% 1.4°C 0mm 35% 0cm 15° 17°C 0mm 1.3kPa 24135m 6.2m/s 4.1m/s
21:00
5% 3.2°C 0mm 48% 0cm 6.6° 14°C 0mm 0.83kPa 24134m 1.2m/s 1.3m/s
22:00
3% 2.8°C 0mm 58% 0cm -1.2° 11°C 0mm 0.54kPa 24135m 0.7m/s 0.66m/s
23:00
2% 3.4°C 0mm 67% 0cm -8° 9.2°C 0mm 0.38kPa 24134m 0.73m/s 0.36m/s
Fri, Jul 10 Sunrise 05:39 Sunset 21:54
24:00
0% 4.2°C 0mm 75% 0cm -13° 8.5°C 0mm 0.28kPa 24135m 0.83m/s 0.86m/s
01:00
11% 5°C 0mm 82% 0cm -16° 7.8°C 0mm 0.19kPa 24134m 0.93m/s 0.96m/s
02:00
23% 5.6°C 0mm 87% 0cm -17° 7.7°C 0mm 0.14kPa 24134m 0.91m/s 0.93m/s
03:00
34% 5.6°C 0mm 85% 0cm -15° 8°C 0mm 0.16kPa 24135m 1.4m/s 1.2m/s
04:00
38% 4.3°C 0mm 78% 0cm -11° 8°C 0mm 0.24kPa 24134m 1.7m/s 1.8m/s
05:00
42% 2.8°C 0mm 71% 0cm -5.3° 7.8°C 0mm 0.31kPa 24134m 1.6m/s 1.6m/s
06:00
46% 2.1°C 0mm 67% 0cm 2.2° 8°C 0mm 0.36kPa 24134m 1.4m/s 1.5m/s
07:00
60% 2.8°C 0mm 63% 0cm 10° 9.4°C 0mm 0.44kPa 24135m 1.6m/s 1.4m/s
08:00
75% 2.6°C 0mm 52% 0cm 19° 12°C 0mm 0.7kPa 24134m 1.7m/s 1.1m/s
09:00
89% 2.8°C 0mm 44% 0cm 28° 15°C 0mm 0.96kPa 24134m 2m/s 1m/s
10:00
90% 3.1°C 0mm 39% 0cm 38° 17°C 0mm 1.2kPa 24135m 4.5m/s 1.2m/s
11:00
90% 2.9°C 0mm 36% 0cm 47° 18°C 0mm 1.4kPa 24135m 4.8m/s 1.7m/s
12:00
91% 2.5°C 0mm 33% 0cm 54° 19°C 0mm 1.5kPa 24135m 5.1m/s 2.2m/s
13:00
63% 3.4°C 0mm 39% 0cm 60° 17°C 0mm 1.2kPa 24135m 4m/s 2.1m/s
14:00
35% 3.9°C 0mm 45% 0cm 61° 16°C 0mm 0.97kPa 24135m 2.8m/s 2.1m/s
15:00
7% 4.1°C 0mm 52% 0cm 58° 14°C 0mm 0.76kPa 24135m 1.7m/s 2m/s
16:00
5% 4.1°C 0mm 57% 0cm 51° 12°C 0mm 0.61kPa 24135m 1.8m/s 2.1m/s
17:00
2% 3.9°C 0mm 63% 0cm 43° 11°C 0mm 0.48kPa 24135m 1.8m/s 2.2m/s
18:00
0% 3.6°C 0mm 68% 0cm 34° 9.1°C 0mm 0.36kPa 24135m 1.8m/s 2.2m/s
19:00
7% 3.7°C 0mm 71% 0cm 24° 8.6°C 0mm 0.32kPa 24135m 1.8m/s 2.2m/s
20:00
14% 3.7°C 0mm 74% 0cm 15° 8.1°C 0mm 0.28kPa 24135m 1.8m/s 2.1m/s
21:00
21% 3.7°C 0mm 77% 0cm 6.5° 7.6°C 0mm 0.24kPa 24135m 1.7m/s 2.1m/s
22:00
29% 3.7°C 0mm 78% 0cm -1.3° 7.2°C 0mm 0.22kPa 24135m 1.8m/s 2.2m/s
23:00
38% 3.7°C 0mm 80% 0cm -8.1° 6.9°C 0mm 0.2kPa 24135m 1.9m/s 2.2m/s
Sat, Jul 11 Sunrise 05:40 Sunset 21:53
24:00
46% 3.7°C 0mm 81% 0cm -13° 6.6°C 0mm 0.18kPa 24135m 1.9m/s 2.3m/s
01:00
56% 4.1°C 0mm 72% 0cm -16° 8.9°C 0mm 0.32kPa 24135m 2.5m/s 2.2m/s
02:00
66% 4.4°C 0mm 63% 0cm -17° 11°C 0mm 0.49kPa 24135m 3.1m/s 2.1m/s
03:00
76% 4.2°C 0mm 54% 0cm -15° 13°C 0mm 0.71kPa 24135m 3.7m/s 2m/s
04:00
76% 3.8°C 0mm 48% 0cm -11° 15°C 0mm 0.87kPa 24135m 6.2m/s 3m/s
05:00
77% 3.2°C 0mm 43% 0cm -5.4° 16°C 0mm 1kPa 24135m 8.7m/s 4m/s
06:00
77% 2.4°C 0mm 37% 0cm 17°C 0mm 1.2kPa 24135m 11m/s 5m/s
How to read: these inputs help produce the derived score; they are not requirements by themselves.

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