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Rule Fog Hunter

Lake Bled - Fog Hunter - Slovenian Alps

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
Fog Probability
0%
Dewpoint Spread1.9°C
Visibility24135 (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 87 hours
AND logic: all conditions required
Meets requirement
Misses requirement
Time
Europe/Ljubljana
Fog Probability
≥ 75.0%
Wed, May 13
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, May 14
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, May 15
24:000%
01:000%
02:000%
03:0044%
04:000%
05:000%
06:000%
07:000%
08:000%
09:0050%
10:0053%
11:000%
12:000%
13:000%
14:000%
15:000%
16:000%
17:000%
18:000%
19:000%
20:000%
21:0071%
22:0073%
23:0071%
Sat, May 16
24:0073%
01:0071%
02:0058%
03:0030%
04:000%
05:000%
06:000%
07:000%
08:000%
09:000%
10:000%
11:000%
12:000%
13:000%
14:000%
15:000%
16:0024%
17:0044%
18:0048%
19:0055%
20:0055%
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
Thu, May 14 Sunrise 05:32 Sunset 20:28
04:00 ☾
61% -0.3°C 0mm 87% 0cm -13° 1.6°C 0mm 0.09kPa 24135m 1.3m/s 1.5m/s
05:00 ☾
42% -0.4°C 0mm 85% 0cm -5.4° 1.8°C 0mm 0.1kPa 24135m 1.2m/s 1.4m/s
06:00
31% 0.1°C 0mm 77% 0cm 3.8° 3.8°C 0mm 0.19kPa 24135m 0.9m/s 0.93m/s
07:00
21% 0.7°C 0mm 75% 0cm 13° 4.9°C 0mm 0.22kPa 24135m 1m/s 0.66m/s
08:00
10% 1.2°C 0mm 75% 0cm 24° 5.3°C 0mm 0.22kPa 24134m 1.1m/s 0.62m/s
09:00
7% 1.4°C 0mm 72% 0cm 34° 6.1°C 0mm 0.27kPa 24135m 1.2m/s 0.68m/s
10:00
3% 1.4°C 0mm 65% 0cm 44° 7.7°C 0mm 0.37kPa 24134m 1.8m/s 1.3m/s
11:00
0% 1.4°C 0mm 62% 0cm 53° 8.4°C 0mm 0.42kPa 24135m 2.3m/s 1.7m/s
12:00
0% 2.2°C 0.02mm 62% 0cm 60° 9°C 0mm 0.43kPa 24134m 2.2m/s 2.1m/s
13:00
0% 3.4°C 0.22mm 69% 0cm 62° 8.7°C 0.13mm 0.35kPa 21344m 2.1m/s 1.6m/s
14:00
0% 5.3°C 1.7mm 91% 0cm 60° 6.6°C 1mm 0.09kPa 5911m 1.8m/s 1.6m/s
15:00
0% 5.1°C 0.89mm 98% 0cm 53° 5.4°C 2.4mm 0.02kPa 7599m 0.9m/s 0.41m/s
16:00
0% 5°C 0.83mm 99% 0cm 44° 5.2°C 3.6mm 0.01kPa 9513m 0.91m/s 0.74m/s
17:00
0% 5.1°C 0.14mm 99% 0cm 34° 5.2°C 4.1mm 0.01kPa 2230m 1.2m/s 0.96m/s
18:00
0% 5.4°C 0.03mm 97% 0cm 24° 5.8°C 4.1mm 0.03kPa 6590m 1.7m/s 0.99m/s
19:00
0% 6.1°C 0.01mm 96% 0cm 14° 6.7°C 4.4mm 0.04kPa 8899m 2.5m/s 1.1m/s
20:00
0% 6°C 0.17mm 97% 0cm 3.8° 6.5°C 5mm 0.03kPa 7144m 3.2m/s 1.8m/s
21:00 ☾
0% 5.9°C 0.98mm 99% 0cm -5.3° 6.1°C 1.2mm 0.01kPa 3368m 3.4m/s 1.9m/s
22:00 ☾
0% 5.5°C 0.69mm 98% 0cm -13° 5.9°C 2.4mm 0.02kPa 13107m 3.1m/s 1.8m/s
23:00 ☾
0% 4.8°C 0.03mm 96% 0cm -19° 5.4°C 2.9mm 0.03kPa 17299m 2.1m/s 1.3m/s
Fri, May 15 Sunrise 05:32 Sunset 20:28
24:00 ☾
0% 3.3°C 0mm 96% 0cm -23° 3.8°C 3.1mm 0.03kPa 20974m 1.2m/s 0.98m/s
01:00 ☾
1% 4.7°C 1.2mm 99% 0cm -25° 4.8°C 3.8mm 0.01kPa 3359m 1.8m/s 1.3m/s
02:00 ☾
1% 4.8°C 0.16mm 99% 0cm -23° 4.9°C 4.6mm 0.01kPa 1904m 1m/s 0.64m/s
03:00 ☾
1% 4.7°C 0.45mm 99% 0cm -19° 4.9°C 0.63mm 0.01kPa 8265m 4.2m/s 1.4m/s
04:00 ☾
0% 4.8°C 0.27mm 99% 0cm -13° 5°C 1.2mm 0.01kPa 5828m 2.9m/s 1.7m/s
05:00 ☾
0% 4.9°C 0.09mm 99% 0cm -5.3° 5°C 1.9mm 0.01kPa 10055m 1.6m/s 0.84m/s
06:00
0% 4.5°C 0.45mm 99% 0cm 3.9° 4.6°C 2.4mm 0.01kPa 1686m 1.1m/s 0.86m/s
07:00
0% 4.8°C 0.52mm 99% 0cm 14° 4.9°C 3.1mm 0.01kPa 430m 0.81m/s 0.6m/s
08:00
0% 5°C 0.6mm 100% 0cm 24° 5.1°C 4mm 0kPa 499m 1m/s 0.76m/s
09:00
0% 5.2°C 0.04mm 99% 0cm 34° 5.4°C 0.38mm 0.01kPa 1384m 0.74m/s 0.51m/s
10:00
0% 5.5°C 0.01mm 99% 0cm 44° 5.6°C 0.69mm 0.01kPa 321m 0.71m/s 0.62m/s
11:00
0% 5.7°C 0.15mm 99% 0cm 53° 5.9°C 1.1mm 0.01kPa 148m 1.5m/s 1.2m/s
12:00
0% 5.9°C 1.3mm 99% 0cm 60° 6°C 1.9mm 0.01kPa 178m 1.8m/s 1.2m/s
13:00
0% 6.1°C 1.7mm 98% 0cm 63° 6.3°C 3.8mm 0.01kPa 199m 2.2m/s 1.4m/s
14:00
0% 6.1°C 3.9mm 99% 0cm 60° 6.3°C 7.1mm 0.01kPa 2389m 3.2m/s 1.7m/s
15:00
0% 5.9°C 2.5mm 98% 0cm 53° 6.1°C 3.1mm 0.01kPa 3851m 3.6m/s 1.6m/s
16:00
0% 5.6°C 3mm 98% 0cm 44° 5.8°C 5.6mm 0.01kPa 3856m 3.3m/s 1.4m/s
17:00
0% 5.3°C 2.9mm 98% 0cm 34° 5.5°C 8.5mm 0.01kPa 3913m 1.6m/s 0.71m/s
18:00
0% 4.9°C 3.1mm 99% 0cm 24° 5.1°C 12mm 0.01kPa 3866m 2m/s 1m/s
19:00
0% 4.7°C 0.35mm 98% 0cm 14° 5°C 14mm 0.01kPa 17679m 1.4m/s 1m/s
20:00
0% 4.4°C 0.03mm 97% 0cm 4° 4.8°C 14mm 0.02kPa 20367m 0.8m/s 0.49m/s
21:00 ☾
0% 4.3°C 0.1mm 98% 0cm -5.1° 4.7°C 0.13mm 0.02kPa 19578m 0.91m/s 0.79m/s
22:00 ☾
0% 4.6°C 0mm 98% 0cm -13° 4.9°C 0.19mm 0.02kPa 20412m 1.4m/s 1.1m/s
23:00 ☾
0% 4.6°C 0mm 98% 0cm -19° 4.9°C 0.19mm 0.02kPa 15776m 1.3m/s 1m/s
Sat, May 16 Sunrise 05:30 Sunset 20:29
24:00 ☾
0% 4.3°C 0mm 98% 0cm -23° 4.6°C 0.19mm 0.02kPa 20781m 0.92m/s 0.97m/s
01:00 ☾
0% 4.2°C 0mm 97% 0cm -25° 4.6°C 0.19mm 0.02kPa 20566m 1m/s 1.1m/s
02:00 ☾
0% 3.9°C 0mm 97% 0cm -23° 4.3°C 0.19mm 0.02kPa 24134m 1.2m/s 1.3m/s
03:00 ☾
0% 4.4°C 0mm 95% 0cm -19° 5.1°C 0.21mm 0.04kPa 19277m 1.4m/s 1.4m/s
04:00 ☾
0% 4.8°C 0mm 94% 0cm -13° 5.8°C 0.23mm 0.06kPa 14421m 1.6m/s 1.5m/s
05:00 ☾
0% 5.3°C 0mm 92% 0cm -5.1° 6.5°C 0.25mm 0.08kPa 9564m 1.8m/s 1.6m/s
06:00
0% 5.3°C 0.02mm 90% 0cm 4.1° 6.9°C 0.52mm 0.1kPa 11577m 1.9m/s 1.5m/s
07:00
0% 5.3°C 0.04mm 88% 0cm 14° 7.2°C 0.79mm 0.12kPa 13589m 2m/s 1.5m/s
08:00
0% 5.3°C 0.06mm 86% 0cm 24° 7.6°C 1.1mm 0.15kPa 15602m 2m/s 1.4m/s
09:00
0% 5.5°C 0.13mm 88% 0cm 34° 7.4°C 1.4mm 0.13kPa 13356m 2m/s 1.1m/s
10:00
0% 5.6°C 0.19mm 90% 0cm 44° 7.2°C 1.8mm 0.1kPa 11109m 1.9m/s 0.72m/s
11:00
0% 5.8°C 0.26mm 92% 0cm 53° 7°C 2.1mm 0.08kPa 8862m 1.8m/s 0.38m/s
12:00
0% 5.4°C 0.18mm 92% 0cm 60° 6.5°C 2.4mm 0.07kPa 11795m 1.7m/s 0.66m/s
13:00
0% 5°C 0.1mm 93% 0cm 63° 6°C 2.6mm 0.06kPa 14728m 1.6m/s 0.94m/s
14:00
0% 4.6°C 0.02mm 94% 0cm 60° 5.5°C 2.9mm 0.06kPa 17661m 1.5m/s 1.2m/s
15:00
0% 3.9°C 0.01mm 95% 0cm 53° 4.7°C 1.9mm 0.05kPa 19819m 1.7m/s 1.4m/s
16:00
0% 3.2°C 0.007mm 96% 0cm 44° 3.9°C 0.96mm 0.03kPa 21977m 2m/s 1.7m/s
17:00
0% 2.6°C 0mm 97% 0cm 34° 3°C 0mm 0.03kPa 24135m 2.2m/s 1.9m/s
18:00
0% 1.9°C 0mm 96% 0cm 24° 2.5°C 0mm 0.03kPa 24135m 2.4m/s 1.9m/s
19:00
1% 1.2°C 0mm 95% 0cm 14° 1.9°C 0mm 0.03kPa 24135m 2.6m/s 1.9m/s
20:00
1% 0.6°C 0mm 95% 0cm 4.2° 1.3°C 0mm 0.03kPa 24135m 2.8m/s 1.9m/s
21:00 ☾
6% 0.3°C 0mm 95% 0cm -4.9° 1°C 0mm 0.04kPa 24135m 2.9m/s 2m/s
22:00 ☾
11% -0.1°C 0mm 94% 0cm -13° 0.73°C 0mm 0.04kPa 24135m 3.1m/s 2m/s
23:00 ☾
16% -0.4°C 0mm 94% 0cm -19° 0.43°C 0mm 0.04kPa 24135m 3.2m/s 2.1m/s
Sun, May 17 Sunrise 05:29 Sunset 20:31
24:00 ☾
16% 0.7°C 0mm 92% 0cm -23° 1.8°C 0mm 0.06kPa 24135m 2.8m/s 1.9m/s
01:00 ☾
17% 1.7°C 0mm 89% 0cm -24° 3.2°C 0mm 0.08kPa 24135m 2.4m/s 1.6m/s
02:00 ☾
17% 2.7°C 0mm 87% 0cm -23° 4.7°C 0mm 0.11kPa 24135m 2m/s 1.3m/s
03:00 ☾
21% 3.2°C 0mm 77% 0cm -19° 6.9°C 0mm 0.23kPa 24135m 1.8m/s 1.3m/s
How to read: these inputs help produce the derived score; they are not requirements by themselves.

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