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Rule Fog Hunter

Alpe di Siusi - Fog Hunter - Dolomites

Siusi, Trentino-Alto Adige, Italy

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 · ≥ 85.0% Dewpoint Spread · ≤ 2.0°C Visibility · ≤ 3000.0m Wind Speed · ≤ 2.0m/s

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
Visibility 100% failing
Dewpoint Spread 63% failing

Currently

Real-time conditions
Dewpoint Spread1.1°C
Visibility24134 (Clear)
Relative Humidity93%
Wind Speed2.3m/s (calm conditions)

Upcoming Opportunities

When all conditions match, PhotoWeather marks an opportunity window.

Times shown in Europe/Rome

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 dramatic conditions that make the Dolomites one of the world's most photogenic mountain ranges. We combine fog probability, cloud cover, and visibility data to predict when alpenglow, valley fog, and dramatic weather create ideal shooting conditions.

The Dolomites' distinctive pale limestone peaks catch sunrise and sunset light in ways no other mountains can match. These UNESCO World Heritage mountains rise dramatically from green alpine meadows and fairy-tale valleys, creating compositions that have drawn photographers for generations.

What makes the Dolomites special for photography:

  • Alpenglow - Pale limestone turns pink, orange, and gold at sunrise and sunset
  • Valley fog - Temperature inversions create ethereal mist in the valleys while peaks glow above
  • Iconic locations - Tre Cime, Seceda, and Santa Maddalena church are bucket-list compositions
  • Alpine meadows - Alpe di Siusi offers Europe's largest high-altitude meadow with mountain backdrops

Best conditions occur at dawn and dusk, with valley fog most reliable in autumn. The Dolomites' vertical relief means conditions can vary dramatically between valley and summit—our forecast helps you choose the right elevation for the best conditions.

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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
Europe/Rome
Fog Probability
≥ 85.0%
Dewpoint Spread
≤ 2.0°C
Visibility
≤ 3000.0m
Wind Speed
≤ 2.0m/s
Sat, Feb 21
20:0060%0.9°C22559m1.9m/s
21:000%1.1°C22964m2.5m/s
22:000%1.2°C23221m2.7m/s
23:000%1.3°C22893m2.6m/s
Sun, Feb 22
24:000%1.3°C22836m2.7m/s
01:000%1.5°C22816m2.7m/s
02:000%1.4°C22841m2.6m/s
03:000%1.5°C23038m2.6m/s
04:000%1.5°C24135m2.5m/s
05:000%1.7°C24134m2.4m/s
06:000%1.8°C24135m2.3m/s
07:000%1.9°C24134m2.4m/s
08:000%2.1°C24134m2m/s
09:000%3.4°C24134m0.95m/s
10:000%4°C24135m0.74m/s
11:000%4.8°C24135m0.63m/s
12:000%5.4°C16969m0.51m/s
13:000%5.9°C11161m0.47m/s
14:000%5.9°C10486m0.59m/s
15:000%5.6°C12204m0.51m/s
16:000%3.8°C9454m0.41m/s
17:000%1.9°C9139m0.76m/s
18:000%1.3°C9331m2.1m/s
19:0076%0.9°C9682m2.2m/s
20:000%1.1°C24134m2.3m/s
21:000%1.3°C24134m2.4m/s
22:000%1.4°C24135m2.4m/s
23:000%1.5°C24135m2.3m/s
Mon, Feb 23
24:000%1.5°C24135m2.3m/s
01:000%1.8°C24135m2.2m/s
02:000%2°C24135m2.1m/s
03:000%2°C24135m2.3m/s
04:000%2.3°C24135m2.4m/s
05:000%2.6°C24134m2.3m/s
06:000%3.1°C24135m2.6m/s
07:000%3.5°C24134m2.5m/s
08:000%4.3°C24135m2.4m/s
09:000%6.1°C24134m1.6m/s
10:000%7°C24135m1.6m/s
11:000%7.5°C24134m1.3m/s
12:000%7.4°C24134m1.3m/s
13:000%7.2°C24135m0.75m/s
14:000%6.9°C24134m0.78m/s
15:000%5.6°C23291m1.1m/s
16:000%3.7°C10617m0.87m/s
17:000%2.1°C9790m1.4m/s
18:000%1.4°C10594m2.3m/s
19:000%1.3°C14469m2.4m/s
20:000%1.2°C22786m2.3m/s
21:000%1.3°C22819m2.3m/s
22:000%1.4°C22853m2.2m/s
23:000%1.5°C23047m2.2m/s
Tue, Feb 24
24:000%1.6°C24134m2.3m/s
01:000%1.8°C24135m2.3m/s
02:000%2°C24134m2.4m/s
03:000%2.1°C24135m2.4m/s
04:000%2.2°C24135m2.4m/s
05:000%2.5°C24135m2.4m/s
06:000%2.7°C24135m2.5m/s
07:000%3°C24135m2.6m/s
08:000%3.7°C24134m2.3m/s
09:000%5°C24134m1.5m/s
10:000%5.8°C24135m1.3m/s
11:000%6.2°C24135m1.2m/s
12:000%6.5°C24134m1.4m/s
13:000%6.6°C24135m1.7m/s
14:000%6.2°C24134m1.9m/s
15:000%5.5°C24135m2.1m/s
16:000%4.1°C23047m2.1m/s
17:000%2.2°C11279m2.1m/s
18:000%1.3°C13494m2.7m/s
19:000%1.1°C22762m2.7m/s
20:000%1.2°C22766m2.7m/s
21:000%1.2°C14489m2.5m/s
22:000%1.1°C14422m2.2m/s
23:000%1.1°C22802m2m/s
Wed, Feb 25
24:000%1.2°C22904m1.9m/s
01:000%1.3°C23287m1.9m/s
02:000%1.9°C23570m1.5m/s
03:000%2.6°C23852m1.2m/s
04:000%3.4°C24135m0.81m/s
05:000%3.7°C24135m1.1m/s
06:000%4.1°C24135m1.4m/s
07:000%4.6°C24135m1.7m/s
08:000%4.4°C24135m1.6m/s
09:000%4.4°C24135m1.5m/s
10:000%4.3°C24135m1.5m/s
11:000%3.7°C24135m1.1m/s
12:000%3.1°C24135m0.69m/s
13:000%2.5°C24135m0.3m/s
14:000%2.6°C24135m0.36m/s
15:000%2.6°C24135m0.41m/s
16:000%2.6°C24135m0.47m/s
17:000%2.6°C24135m0.64m/s
18:000%2.6°C24135m0.81m/s
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
Europe/Rome
Dew Point
°C
Rainfall
mm
Relative Humidity
%
Snowfall
cm
Temperature
°C
Total Precipitation
mm
Vapor Pressure Deficit
kPa
Wind Gusts
m/s
Sun, Feb 22 Sunrise 07:06 Sunset 17:48
20:00
-0.8°C 0mm 93% 0cm 0.27°C 0mm 0.05kPa 1.8m/s
21:00
-1.7°C 0mm 91% 0cm -0.42°C 0mm 0.05kPa 1.7m/s
22:00
-2.2°C 0mm 90% 0cm -0.82°C 0mm 0.06kPa 1.7m/s
23:00
-2.6°C 0mm 90% 0cm -1.1°C 0mm 0.06kPa 1.7m/s
Mon, Feb 23 Sunrise 07:06 Sunset 17:48
24:00
-3°C 0mm 89% 0cm -1.5°C 0mm 0.06kPa 1.7m/s
01:00
-3.2°C 0mm 88% 0cm -1.4°C 0mm 0.07kPa 1.7m/s
02:00
-3.5°C 0mm 86% 0cm -1.5°C 0mm 0.07kPa 1.6m/s
03:00
-4.1°C 0mm 86% 0cm -2.1°C 0mm 0.07kPa 1.7m/s
04:00
-4.6°C 0mm 84% 0cm -2.3°C 0mm 0.08kPa 2.1m/s
05:00
-5°C 0mm 82% 0cm -2.4°C 0mm 0.09kPa 2.1m/s
06:00
-5.5°C 0mm 80% 0cm -2.4°C 0mm 0.1kPa 2.3m/s
07:00
-6°C 0mm 77% 0cm -2.5°C 0mm 0.12kPa 2.4m/s
08:00
-5.6°C 0mm 72% 0cm -1.3°C 0mm 0.15kPa 2.5m/s
09:00
-4.1°C 0mm 64% 0cm 2°C 0mm 0.25kPa 2.4m/s
10:00
-2.9°C 0mm 60% 0cm 4.1°C 0mm 0.32kPa 2.6m/s
11:00
-1.6°C 0mm 58% 0cm 5.9°C 0mm 0.39kPa 2.2m/s
12:00
-0.2°C 0mm 59% 0cm 7.2°C 0mm 0.41kPa 2.1m/s
13:00
1°C 0mm 60% 0cm 8.2°C 0mm 0.43kPa 1.5m/s
14:00
1.6°C 0mm 62% 0cm 8.5°C 0mm 0.43kPa 1.4m/s
15:00
2.7°C 0mm 68% 0cm 8.3°C 0mm 0.35kPa 1.7m/s
16:00
3.3°C 0mm 78% 0cm 7°C 0mm 0.22kPa 1.4m/s
17:00
2.5°C 0mm 86% 0cm 4.6°C 0mm 0.12kPa 1.1m/s
18:00
0.7°C 0mm 90% 0cm 2.1°C 0mm 0.07kPa 2.3m/s
19:00
-0.1°C 0mm 92% 0cm 1.2°C 0mm 0.06kPa 2.3m/s
20:00
-0.8°C 0mm 92% 0cm 0.4°C 0mm 0.05kPa 2.3m/s
21:00
-1.4°C 0mm 91% 0cm -0.07°C 0mm 0.05kPa 2.2m/s
22:00
-1.9°C 0mm 90% 0cm -0.49°C 0mm 0.06kPa 2.1m/s
23:00
-2.3°C 0mm 90% 0cm -0.77°C 0mm 0.06kPa 2.1m/s
Tue, Feb 24 Sunrise 07:04 Sunset 17:50
24:00
-2.6°C 0mm 89% 0cm -0.98°C 0mm 0.06kPa 2.1m/s
01:00
-2.9°C 0mm 87% 0cm -1.1°C 0mm 0.07kPa 2.1m/s
02:00
-3.1°C 0mm 86% 0cm -1.1°C 0mm 0.08kPa 2.1m/s
03:00
-3.3°C 0mm 85% 0cm -1.2°C 0mm 0.08kPa 2.1m/s
04:00
-3.5°C 0mm 85% 0cm -1.3°C 0mm 0.09kPa 2.1m/s
05:00
-3.7°C 0mm 83% 0cm -1.2°C 0mm 0.09kPa 2.2m/s
06:00
-3.9°C 0mm 82% 0cm -1.2°C 0mm 0.1kPa 2.3m/s
07:00
-4.1°C 0mm 80% 0cm -1.1°C 0mm 0.11kPa 2.4m/s
08:00
-3.4°C 0mm 76% 0cm 0.27°C 0mm 0.15kPa 2.4m/s
09:00
-1.6°C 0mm 70% 0cm 3.4°C 0mm 0.24kPa 2.2m/s
10:00
-0.1°C 0mm 66% 0cm 5.7°C 0mm 0.31kPa 2.2m/s
11:00
1.2°C 0mm 65% 0cm 7.4°C 0mm 0.36kPa 2.1m/s
12:00
2.2°C 0mm 64% 0cm 8.7°C 0mm 0.41kPa 2.2m/s
13:00
2.8°C 0mm 64% 0cm 9.4°C 0mm 0.43kPa 2.4m/s
14:00
3.4°C 0mm 65% 0cm 9.6°C 0mm 0.42kPa 2.6m/s
15:00
3.9°C 0mm 69% 0cm 9.4°C 0mm 0.37kPa 2.8m/s
16:00
4.3°C 0mm 76% 0cm 8.4°C 0mm 0.27kPa 3.3m/s
17:00
3.8°C 0mm 86% 0cm 6°C 0mm 0.13kPa 2.9m/s
18:00
1.9°C 0mm 91% 0cm 3.2°C 0mm 0.07kPa 2.9m/s
19:00
1.2°C 0mm 92% 0cm 2.3°C 0mm 0.06kPa 2.8m/s
20:00
0.6°C 0mm 92% 0cm 1.8°C 0mm 0.06kPa 2.8m/s
21:00
0.3°C 0mm 92% 0cm 1.5°C 0mm 0.05kPa 2.7m/s
22:00
0.2°C 0mm 92% 0cm 1.3°C 0mm 0.05kPa 2.2m/s
23:00
-0.3°C 0mm 92% 0cm 0.81°C 0mm 0.05kPa 1.6m/s
Wed, Feb 25 Sunrise 07:02 Sunset 17:51
24:00
-0.7°C 0mm 92% 0cm 0.51°C 0mm 0.05kPa 1.5m/s
01:00
-1°C 0mm 91% 0cm 0.29°C 0mm 0.05kPa 1.5m/s
02:00
-0.2°C 0mm 87% 0cm 1.7°C 0mm 0.09kPa 1.2m/s
03:00
0.5°C 0mm 83% 0cm 3.1°C 0mm 0.13kPa 0.84m/s
04:00
1.1°C 0mm 79% 0cm 4.5°C 0mm 0.18kPa 0.5m/s
05:00
1.7°C 0mm 77% 0cm 5.4°C 0mm 0.21kPa 0.78m/s
06:00
2.2°C 0mm 75% 0cm 6.3°C 0mm 0.24kPa 1.1m/s
07:00
2.7°C 0mm 73% 0cm 7.3°C 0mm 0.28kPa 1.3m/s
08:00
2.7°C 0mm 73% 0cm 7.1°C 0mm 0.27kPa 1.4m/s
09:00
2.6°C 0mm 74% 0cm 7°C 0mm 0.26kPa 1.4m/s
10:00
2.6°C 0mm 74% 0cm 6.9°C 0mm 0.26kPa 1.4m/s
11:00
2.1°C 0mm 77% 0cm 5.8°C 0mm 0.21kPa 1.2m/s
12:00
1.5°C 0mm 80% 0cm 4.6°C 0mm 0.17kPa 1m/s
13:00
1°C 0mm 83% 0cm 3.5°C 0mm 0.13kPa 0.85m/s
14:00
0.9°C 0mm 83% 0cm 3.5°C 0mm 0.13kPa 0.71m/s
15:00
0.8°C 0mm 83% 0cm 3.4°C 0mm 0.13kPa 0.56m/s
16:00
0.8°C 0mm 83% 0cm 3.4°C 0mm 0.13kPa 0.41m/s
17:00
0.6°C 0mm 83% 0cm 3.2°C 0mm 0.13kPa 0.54m/s
18:00
0.4°C 0mm 83% 0cm 3°C 0mm 0.13kPa 0.67m/s
19:00
0.3°C 0mm 83% 0cm 2.9°C 0mm 0.13kPa 0.8m/s
How to read: these inputs help produce the derived score; they are not requirements by themselves.

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