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Rule Fog Hunter

Lake Bohinj - Fog Hunter - Slovenian Alps

Bohinjska Bistrica, Bohinj Municipality, Slovenia

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 Spread2.2°C
Visibility13340 (Clear)
Relative Humidity87%
Wind Speed1.5m/s (calm conditions)

Upcoming Opportunities

When all conditions match, PhotoWeather marks an opportunity window.

Times shown in Europe/Ljubljana

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 atmospheric conditions that create Slovenia's most iconic photography. We combine fog probability, dewpoint spread, and visibility data to predict when mist transforms these fairy-tale landscapes.

Lake Bled with its island church is one of Europe's most photographed scenes, but morning fog can elevate it to truly magical. The Julian Alps offer dramatic peaks rising above emerald lakes and valleys, with conditions that can transform overnight.

What makes the Slovenian Alps special for photography:

  • Lake fog - Bled and Bohinj produce reliable morning mist that frames the dramatic scenery
  • Fairy-tale compositions - Island churches, medieval castles, and Alpine villages
  • Emerald waters - Glacially-fed lakes with distinctive turquoise color
  • Compact geography - Multiple iconic locations within short distances

Peak fog season runs from late August through October. Arrive well before dawn for the best mist at Lake Bled—conditions can change rapidly as the sun warms the valley. Higher viewpoints like Ojstrica or Mala Osojnica offer shots looking down at fog-shrouded lakes.

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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/Ljubljana
Fog Probability
≥ 75.0%
Tue, Jul 7
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%
23:0055%
Sat, Jul 11
24:0030%
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%
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/Ljubljana
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 05:21 Sunset 20:56
16:00
1% 17°C 1.3mm 87% 0cm 48° 19°C 2.1mm 0.28kPa 13340m 2m/s 1.5m/s
17:00
1% 15°C 0mm 87% 0cm 38° 17°C 2.6mm 0.26kPa 24135m 2.2m/s 1.8m/s
18:00
1% 15°C 0mm 68% 0cm 28° 21°C 2.7mm 0.78kPa 24135m 2.7m/s 1.7m/s
19:00
0% 14°C 0mm 65% 0cm 18° 21°C 2.8mm 0.85kPa 24135m 2.7m/s 1.4m/s
20:00
0% 14°C 0mm 78% 0cm 7.9° 18°C 2.8mm 0.45kPa 24134m 1.6m/s 1.5m/s
21:00
3% 13°C 0mm 80% 0cm -0.95° 17°C 0.06mm 0.37kPa 24134m 2.3m/s 1.9m/s
22:00
7% 12°C 0mm 87% 0cm -9° 15°C 0.06mm 0.21kPa 24134m 1.5m/s 1.8m/s
23:00
10% 12°C 0mm 85% 0cm -15° 14°C 0.06mm 0.23kPa 24135m 1.4m/s 1.5m/s
Thu, Jul 9 Sunrise 05:21 Sunset 20:56
24:00
7% 11°C 0mm 83% 0cm -20° 14°C 0.06mm 0.26kPa 24134m 1.4m/s 1.6m/s
01:00
3% 10°C 0mm 83% 0cm -21° 13°C 0.06mm 0.26kPa 24134m 1.4m/s 1.6m/s
02:00
0% 9.8°C 0mm 82% 0cm -20° 13°C 0.06mm 0.26kPa 24135m 1.5m/s 1.7m/s
03:00
1% 9.3°C 0mm 82% 0cm -17° 12°C 0mm 0.26kPa 24135m 1.4m/s 1.4m/s
04:00
1% 9.2°C 0mm 82% 0cm -11° 12°C 0mm 0.25kPa 24135m 1.2m/s 1.2m/s
05:00
2% 9°C 0mm 84% 0cm -3.8° 12°C 0mm 0.21kPa 24134m 1.2m/s 1.4m/s
06:00
4% 9.3°C 0mm 85% 0cm 12°C 0mm 0.21kPa 24134m 1.3m/s 1.4m/s
07:00
5% 11°C 0mm 81% 0cm 14° 14°C 0mm 0.3kPa 24134m 1.7m/s 1.3m/s
08:00
7% 12°C 0mm 78% 0cm 25° 16°C 0mm 0.39kPa 24135m 1.9m/s 1.6m/s
09:00
32% 12°C 0mm 71% 0cm 35° 18°C 0mm 0.58kPa 24135m 1.9m/s 1.9m/s
10:00
57% 12°C 0mm 62% 0cm 45° 19°C 0mm 0.85kPa 24134m 1.8m/s 2.1m/s
11:00
82% 12°C 0mm 55% 0cm 55° 21°C 0mm 1.1kPa 24135m 1.9m/s 2.2m/s
12:00
77% 11°C 0mm 50% 0cm 62° 22°C 0mm 1.3kPa 24134m 2.2m/s 2.4m/s
13:00
71% 11°C 0mm 47% 0cm 66° 23°C 0.06mm 1.5kPa 24063m 2.5m/s 2.5m/s
14:00
66% 13°C 0mm 53% 0cm 64° 23°C 0.19mm 1.3kPa 20861m 1.7m/s 1.9m/s
15:00
44% 14°C 0mm 56% 0cm 57° 23°C 0.31mm 1.2kPa 13639m 1.9m/s 1.5m/s
16:00
22% 14°C 0mm 58% 0cm 48° 23°C 0.69mm 1.1kPa 19444m 2.2m/s 1.7m/s
17:00
0% 14°C 0mm 57% 0cm 38° 23°C 0.94mm 1.2kPa 22145m 1.6m/s 1.1m/s
18:00
0% 14°C 0mm 58% 0cm 28° 23°C 1.1mm 1.2kPa 24134m 1.3m/s 1.1m/s
19:00
1% 16°C 0mm 73% 0cm 18° 21°C 1.4mm 0.68kPa 17361m 1.2m/s 0.61m/s
20:00
1% 16°C 0mm 85% 0cm 7.8° 18°C 2mm 0.3kPa 21776m 0.6m/s 0.57m/s
21:00
27% 14°C 0mm 91% 0cm -1° 15°C 0.38mm 0.16kPa 24134m 1.5m/s 1.5m/s
22:00
54% 13°C 0mm 92% 0cm -9.1° 15°C 0.38mm 0.14kPa 24135m 1m/s 0.74m/s
23:00
80% 13°C 0mm 92% 0cm -15° 14°C 0.44mm 0.13kPa 24135m 1m/s 1.1m/s
Fri, Jul 10 Sunrise 05:22 Sunset 20:56
24:00
75% 13°C 0mm 92% 0cm -20° 14°C 0.44mm 0.12kPa 24135m 1.1m/s 1.2m/s
01:00
69% 13°C 0mm 93% 0cm -21° 14°C 0.44mm 0.11kPa 24135m 1.1m/s 1.2m/s
02:00
64% 12°C 0mm 93% 0cm -21° 13°C 0.44mm 0.1kPa 24135m 1.3m/s 1.4m/s
03:00
59% 12°C 0mm 94% 0cm -17° 13°C 0mm 0.1kPa 24135m 1.3m/s 1.4m/s
04:00
55% 12°C 0mm 93% 0cm -11° 13°C 0mm 0.1kPa 24135m 1.2m/s 1.4m/s
05:00
50% 12°C 0mm 93% 0cm -3.9° 13°C 0mm 0.1kPa 24134m 1.2m/s 1.4m/s
06:00
53% 12°C 0mm 93% 0cm 4.9° 13°C 0mm 0.1kPa 24135m 1.2m/s 1.3m/s
07:00
55% 14°C 0mm 92% 0cm 14° 15°C 0mm 0.14kPa 24134m 1.2m/s 1.1m/s
08:00
58% 14°C 0mm 85% 0cm 24° 17°C 0mm 0.28kPa 24135m 1.3m/s 1.1m/s
09:00
69% 14°C 0mm 72% 0cm 35° 19°C 0mm 0.61kPa 24134m 1m/s 1.2m/s
10:00
80% 13°C 0mm 60% 0cm 45° 21°C 0mm 1kPa 24134m 1m/s 1.3m/s
11:00
91% 13°C 0mm 55% 0cm 54° 23°C 0mm 1.3kPa 24135m 2.1m/s 1.7m/s
12:00
87% 13°C 0mm 50% 0cm 62° 24°C 0mm 1.5kPa 24134m 2.7m/s 2m/s
13:00
84% 13°C 0mm 47% 0cm 66° 25°C 0mm 1.7kPa 24134m 2.5m/s 2m/s
14:00
80% 12°C 0mm 45% 0cm 64° 25°C 0mm 1.8kPa 24134m 2.3m/s 2.2m/s
15:00
60% 12°C 0mm 44% 0cm 57° 26°C 0mm 1.9kPa 24135m 2.2m/s 2.7m/s
16:00
41% 13°C 0mm 45% 0cm 48° 25°C 0mm 1.8kPa 24134m 2.3m/s 2.8m/s
17:00
21% 13°C 0mm 48% 0cm 38° 25°C 0mm 1.6kPa 24134m 2.6m/s 2.9m/s
18:00
17% 13°C 0mm 53% 0cm 28° 24°C 0mm 1.4kPa 24135m 3.1m/s 2.9m/s
19:00
13% 15°C 0mm 63% 0cm 17° 22°C 0mm 0.99kPa 24135m 3.1m/s 2.2m/s
20:00
9% 15°C 0mm 77% 0cm 7.8° 20°C 0mm 0.53kPa 24135m 2.7m/s 2.2m/s
21:00
15% 15°C 0.003mm 83% 0cm -1.1° 18°C 0.06mm 0.34kPa 24135m 2m/s 1.6m/s
22:00
22% 14°C 0.007mm 89% 0cm -9.2° 16°C 0.13mm 0.19kPa 24135m 1.4m/s 1.1m/s
23:00
28% 13°C 0.01mm 96% 0cm -16° 14°C 0.19mm 0.07kPa 24135m 0.71m/s 0.59m/s
Sat, Jul 11 Sunrise 05:22 Sunset 20:55
24:00
25% 14°C 0.007mm 95% 0cm -20° 14°C 0.42mm 0.08kPa 19739m 0.68m/s 0.61m/s
01:00
22% 14°C 0.003mm 95% 0cm -22° 15°C 0.65mm 0.09kPa 15343m 0.66m/s 0.62m/s
02:00
19% 15°C 0mm 94% 0cm -21° 16°C 0.88mm 0.1kPa 10948m 0.64m/s 0.64m/s
03:00
25% 15°C 0.007mm 87% 0cm -17° 18°C 0.67mm 0.27kPa 15343m 0.8m/s 0.96m/s
04:00
31% 16°C 0.01mm 79% 0cm -11° 19°C 0.46mm 0.47kPa 19739m 0.97m/s 1.3m/s
05:00
37% 16°C 0.02mm 72% 0cm -4° 21°C 0.25mm 0.7kPa 24135m 1.1m/s 1.6m/s
06:00
37% 16°C 0.05mm 70% 0cm 4.8° 22°C 0.67mm 0.76kPa 24135m 1.2m/s 1.5m/s
07:00
37% 16°C 0.09mm 69% 0cm 14° 22°C 1.1mm 0.82kPa 24135m 1.2m/s 1.5m/s
08:00
37% 17°C 0.12mm 68% 0cm 24° 23°C 1.5mm 0.88kPa 24135m 1.2m/s 1.4m/s
09:00
38% 17°C 0.08mm 68% 0cm 35° 23°C 1.4mm 0.89kPa 24135m 1.2m/s 1.4m/s
10:00
40% 17°C 0.04mm 68% 0cm 45° 23°C 1.3mm 0.9kPa 24135m 1.2m/s 1.4m/s
11:00
41% 17°C 0mm 67% 0cm 54° 23°C 1.1mm 0.91kPa 24135m 1.2m/s 1.4m/s
12:00
37% 17°C 0mm 74% 0cm 62° 22°C 1.4mm 0.68kPa 24135m 1.2m/s 1.4m/s
13:00
32% 17°C 0mm 80% 0cm 66° 20°C 1.7mm 0.49kPa 24135m 1.2m/s 1.4m/s
14:00
28% 17°C 0mm 86% 0cm 64° 19°C 1.9mm 0.31kPa 24135m 1.2m/s 1.4m/s
15:00
20% 16°C 0.007mm 88% 0cm 57° 18°C 1.8mm 0.25kPa 24135m 1.2m/s 1.4m/s
How to read: these inputs help produce the derived score; they are not requirements by themselves.

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