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Rule Fog Hunter

Altaussee - Fog Hunter - Salzkammergut

Altaussee, Styria, Austria

Thick, moody fog for atmospheric forest and landscape shots

Currently

Real-time conditions
Dewpoint Spread7.5°C
Visibility24135 (Clear)
Relative Humidity59%
Wind Speed1.6m/s (calm conditions)

Upcoming Opportunities

When all conditions match, PhotoWeather marks an opportunity window.

Times shown in Europe/Vienna
fog weather icon
Next opportunity
Dense Fog
Altaussee
Tomorrow · 21:00–05:00 · 8h window
High confidence
89%
🌫️Fog Probability91.1-100%
Dewpoint Spread: 0.2°C
Visibility: 743 (Fog)
Relative Humidity: 99%
Wind Speed: 1.3m/s (calm conditions)
fog weather icon
Moderate Fog at Dawn
Altaussee
Sat, Apr 11 · 05:00–06:00
🌫️Fog Probability:83.5%
Medium
fog weather icon
Moderate Fog at Sunrise
Altaussee
Sat, Apr 11 · 06:00–07:00
🌫️Fog Probability:74.6%
Medium
fog weather icon
Moderate Fog at Sunset
Altaussee
Sat, Apr 11 · 20:00–21:00
🌫️Fog Probability:62.7%
Low
fog weather icon
Moderate Fog
Altaussee
Sun, Apr 12 · 23:00–24:00
🌫️Fog Probability:64.1%
Low
fog weather icon
Moderate Fog
Altaussee
Mon, Apr 13 · 23:00–24:00
🌫️Fog Probability:62.7%
Low
fog weather icon
Moderate Fog
Altaussee
Tue, Apr 14 · 23:00–02:00
🌫️Fog Probability:66.7%
Low
+3 more windows in the next 10 days

What this forecast looks for

Plain-language explanation from the rule

This forecast tracks the atmospheric conditions that create Austria's most iconic lakeside photography. We combine fog probability, wind speed, and visibility data to predict when mist and mirror-like reflections transform the Salzkammergut.

Hallstatt may be the world's most photographed village, with its pastel houses reflected in an alpine lake beneath towering peaks. But the wider Salzkammergut region offers equally stunning scenes at less-visited lakes, all sharing the same dramatic geography.

What makes Salzkammergut special for photography:

  • Lake fog - Cool nights and sheltered valleys create reliable morning mist
  • Mirror reflections - Calm alpine lakes produce perfect reflections of villages and peaks
  • Alpine backdrop - The Dachstein massif provides dramatic mountain scenery
  • Historic villages - Centuries-old lakeside towns offer timeless compositions

Peak fog season runs from September through November. Arrive well before dawn for the best mist at Hallstatt—the classic viewpoint fills quickly. For quieter alternatives, Gosausee offers stunning Dachstein reflections with fewer crowds. Wind is the enemy of reflections—our forecast helps you find calm mornings.

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72-hour requirements breakdown

What passed or failed, hour by hour
11matching hours in the next 74 hoursJump to next match
AND logic: all conditions required
Meets requirement
Misses requirement
Time
Europe/Vienna
Fog Probability
≥ 60.0%
Thu, Apr 9
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, Apr 10
24:000%
01:000%
02:000%
03:000%
04:000%
05:000%
06:000%
07:000%
08:000%
09:0038%
10:0020%
11:000%
12:000%
13:000%
14:000%
15:000%
16:000%
17:000%
18:000%
19:000%
20:000%
21:00100%
22:00100%
23:00100%
Sat, Apr 11
24:00100%
01:00100%
02:00100%
03:0094%
04:0091%
05:0084%
06:0075%
07:0032%
08:0019%
09:000%
10:000%
11:000%
12:000%
13:000%
14:000%
15:000%
16:000%
17:0046%
18:0050%
19:0057%
20:0063%
21:0057%
22:0057%
23:0057%
Sun, Apr 12
24:000%
01:000%
02:000%
03:000%
04:000%
05:000%
06:000%
07:000%
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/Vienna
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, Apr 9 Sunrise 06:28 Sunset 19:45
10:00
19% -1.7°C 0mm 59% 0cm 34° 5.8°C 0mm 0.38kPa 24135m 1.4m/s 1.6m/s
11:00
5% -1.4°C 0mm 56% 0cm 42° 6.7°C 0mm 0.43kPa 24134m 1.5m/s 1.8m/s
12:00
3% -1.4°C 0mm 54% 0cm 48° 7.3°C 0mm 0.47kPa 24135m 1.6m/s 1.8m/s
13:00
2% -1.3°C 0mm 53% 0cm 50° 7.6°C 0mm 0.49kPa 24134m 1.7m/s 1.8m/s
14:00
0% -1.3°C 0mm 50% 0cm 48° 8.4°C 0mm 0.55kPa 24134m 1.7m/s 1.7m/s
15:00
0% -1.3°C 0mm 51% 0cm 43° 8.2°C 0mm 0.53kPa 24135m 1.9m/s 1.8m/s
16:00
0% -1.2°C 0mm 51% 0cm 36° 8.2°C 0mm 0.53kPa 24135m 1.9m/s 1.6m/s
17:00
0% -1.2°C 0mm 52% 0cm 27° 8.1°C 0mm 0.52kPa 24135m 2.2m/s 1.7m/s
18:00
0% -0.7°C 0mm 56% 0cm 17° 7.6°C 0mm 0.47kPa 24134m 1.7m/s 1.5m/s
19:00
0% 0.5°C 0mm 71% 0cm 6.9° 5.4°C 0mm 0.26kPa 24135m 1.2m/s 1.4m/s
20:00
0% -0.7°C 0mm 77% 0cm -3° 2.8°C 0mm 0.17kPa 24135m 0.4m/s 0.22m/s
21:00
18% -1.1°C 0mm 79% 0cm -13° 2.2°C 0mm 0.15kPa 24135m 0.51m/s 0.62m/s
22:00
37% -1.3°C 0mm 80% 0cm -21° 1.8°C 0mm 0.14kPa 24135m 1.2m/s 1.3m/s
23:00
55% -1.2°C 0mm 81% 0cm -28° 1.7°C 0mm 0.13kPa 24134m 1.3m/s 1.5m/s
Fri, Apr 10 Sunrise 06:28 Sunset 19:45
24:00
57% -0.9°C 0mm 80% 0cm -33° 2.1°C 0mm 0.14kPa 24134m 1.4m/s 1.6m/s
01:00
59% -0.8°C 0mm 83% 0cm -34° 1.9°C 0mm 0.12kPa 24135m 1.6m/s 1.9m/s
02:00
61% -0.5°C 0mm 83% 0cm -33° 2°C 0mm 0.12kPa 24134m 1.8m/s 2m/s
03:00
43% -0.1°C 0mm 80% 0cm -29° 3.1°C 0mm 0.15kPa 24135m 2m/s 2m/s
04:00
25% 0.2°C 0.36mm 81% 0cm -23° 3.1°C 0.06mm 0.15kPa 22183m 0.41m/s 0.41m/s
05:00
7% 1°C 0mm 85% 0cm -14° 3.3°C 0.25mm 0.12kPa 24135m 1.7m/s 1.7m/s
06:00
5% 1°C 0.05mm 86% 0cm -5° 3.1°C 0.25mm 0.1kPa 24134m 1.5m/s 1.7m/s
07:00
2% 2.2°C 2.1mm 93% 0cm 3.3°C 1.2mm 0.05kPa 6999m 1.7m/s 1.5m/s
08:00
0% 3.1°C 0.31mm 94% 0cm 15° 4°C 1.9mm 0.05kPa 19522m 1.9m/s 1.6m/s
09:00
0% 3.5°C 0mm 94% 0cm 25° 4.4°C 0.19mm 0.05kPa 24134m 2.1m/s 1.5m/s
10:00
0% 4.2°C 0.91mm 94% 0cm 34° 5°C 0.38mm 0.05kPa 11536m 2m/s 1.1m/s
11:00
0% 4.9°C 3.3mm 96% 0cm 42° 5.5°C 2.6mm 0.04kPa 5178m 2.5m/s 1.3m/s
12:00
0% 5.4°C 1.4mm 97% 0cm 48° 5.9°C 4.3mm 0.03kPa 7940m 2.6m/s 1.3m/s
13:00
0% 5.6°C 2.6mm 98% 0cm 50° 5.9°C 7.8mm 0.02kPa 1790m 2.8m/s 1.7m/s
14:00
0% 5.3°C 5.1mm 99% 0cm 49° 5.4°C 11mm 0.01kPa 3576m 1.6m/s 1.1m/s
15:00
0% 4.8°C 2.1mm 98% 0cm 44° 5.2°C 4.3mm 0.02kPa 7254m 3.1m/s 1.8m/s
16:00
0% 4.8°C 0.85mm 99% 0cm 36° 5°C 7.5mm 0.01kPa 11202m 1.8m/s 0.91m/s
17:00
0% 4.9°C 0.61mm 99% 0cm 27° 5°C 8.5mm 0.01kPa 577m 2m/s 1.2m/s
18:00
0% 4.8°C 0.31mm 99% 0cm 17° 4.9°C 9.4mm 0.01kPa 396m 1.9m/s 1.2m/s
19:00
0% 4.5°C 0.15mm 99% 0cm 7.2° 4.6°C 9.7mm 0.01kPa 720m 2.9m/s 1.7m/s
20:00
0% 4.2°C 0.03mm 99% 0cm -2.8° 4.3°C 9.8mm 0.01kPa 1255m 2.3m/s 1.3m/s
21:00
0% 3.9°C 0.03mm 99% 0cm -12° 4.1°C 0.06mm 0.01kPa 743m 1.9m/s 1.3m/s
22:00
0% 4°C 0.01mm 99% 0cm -21° 4.1°C 0.06mm 0.01kPa 686m 1.8m/s 1.1m/s
23:00
0% 3.9°C 0.01mm 99% 0cm -28° 4°C 0.13mm 0.01kPa 725m 1.7m/s 1.1m/s
Sat, Apr 11 Sunrise 06:26 Sunset 19:47
24:00
0% 3.9°C 0mm 99% 0cm -32° 4°C 0.19mm 0.01kPa 1170m 1.6m/s 1.2m/s
01:00
0% 3.8°C 0mm 99% 0cm -34° 4°C 0.19mm 0.01kPa 2629m 0.72m/s 0.36m/s
02:00
0% 3.5°C 0mm 98% 0cm -33° 3.8°C 0.19mm 0.01kPa 2649m 0.61m/s 0.39m/s
03:00
0% 3.4°C 0mm 98% 0cm -29° 3.7°C 0mm 0.02kPa 2749m 1m/s 0.88m/s
04:00
0% 3.4°C 0mm 97% 0cm -22° 3.8°C 0mm 0.02kPa 3587m 0.6m/s 0.66m/s
05:00
0% 2.8°C 0mm 97% 0cm -14° 3.2°C 0mm 0.02kPa 24135m 1.1m/s 1.2m/s
06:00
0% 2.5°C 0.04mm 96% 0cm -4.7° 3°C 0mm 0.03kPa 24134m 1.5m/s 1.5m/s
07:00
0% 2.8°C 0.69mm 96% 0cm 5.3° 3.4°C 0.31mm 0.03kPa 16047m 1.6m/s 1.4m/s
08:00
0% 3.6°C 0.07mm 93% 0cm 15° 4.6°C 0.69mm 0.06kPa 24135m 1.9m/s 1.4m/s
09:00
0% 4.1°C 0mm 85% 0cm 25° 6.4°C 0mm 0.14kPa 24134m 1.5m/s 1.1m/s
10:00
0% 4.5°C 0mm 77% 0cm 35° 8.4°C 0mm 0.26kPa 24134m 1.4m/s 0.91m/s
11:00
0% 4.9°C 0mm 68% 0cm 43° 11°C 0mm 0.41kPa 24134m 1.1m/s 0.72m/s
12:00
0% 5.2°C 0mm 60% 0cm 48° 13°C 0mm 0.58kPa 24135m 1m/s 0.26m/s
13:00
0% 5.2°C 0mm 56% 0cm 51° 14°C 0mm 0.69kPa 24135m 1.6m/s 0.75m/s
14:00
0% 5.5°C 0mm 56% 0cm 49° 14°C 0mm 0.72kPa 24134m 3.1m/s 1.7m/s
15:00
7% 5.1°C 0mm 69% 0cm 44° 11°C 0mm 0.39kPa 23972m 2.5m/s 1.6m/s
16:00
14% 4°C 0mm 82% 0cm 36° 6.9°C 0mm 0.18kPa 23810m 1.9m/s 1.5m/s
17:00
21% 2.5°C 0mm 95% 0cm 27° 3.2°C 0mm 0.04kPa 23648m 1.3m/s 1.4m/s
18:00
22% 2.5°C 0mm 96% 0cm 17° 3.1°C 0mm 0.03kPa 23612m 1.4m/s 1.5m/s
19:00
24% 2.4°C 0mm 96% 0cm 7.4° 3°C 0mm 0.03kPa 23576m 1.5m/s 1.5m/s
20:00
25% 2.3°C 0mm 96% 0cm -2.5° 2.9°C 0mm 0.03kPa 23541m 1.5m/s 1.6m/s
21:00
36% 2.3°C 0mm 96% 0cm -12° 2.9°C 0mm 0.03kPa 23663m 1.6m/s 1.7m/s
22:00
47% 2.3°C 0mm 96% 0cm -20° 2.9°C 0mm 0.03kPa 23786m 1.6m/s 1.7m/s
23:00
58% 2.2°C 0mm 96% 0cm -27° 2.9°C 0mm 0.03kPa 23909m 1.6m/s 1.8m/s
Sun, Apr 12 Sunrise 06:24 Sunset 19:48
24:00
52% 2.9°C 0mm 91% 0cm -32° 4.2°C 0mm 0.07kPa 23984m 1.6m/s 1.5m/s
01:00
45% 3.5°C 0mm 87% 0cm -34° 5.5°C 0mm 0.12kPa 24060m 1.6m/s 1.3m/s
02:00
39% 4.2°C 0mm 83% 0cm -32° 6.8°C 0mm 0.17kPa 24135m 1.6m/s 1m/s
03:00
34% 4.8°C 0mm 76% 0cm -28° 8.9°C 0mm 0.28kPa 24135m 1.2m/s 0.97m/s
04:00
30% 5.2°C 0mm 68% 0cm -22° 11°C 0mm 0.42kPa 24135m 0.83m/s 0.94m/s
05:00
25% 5.4°C 0mm 60% 0cm -14° 13°C 0mm 0.59kPa 24135m 0.45m/s 0.91m/s
06:00
21% 5.7°C 0mm 57% 0cm -4.4° 14°C 0.02mm 0.69kPa 24135m 1.1m/s 1.2m/s
07:00
18% 5.8°C 0mm 54% 0cm 5.6° 15°C 0.04mm 0.8kPa 24135m 1.7m/s 1.6m/s
08:00
14% 5.9°C 0mm 50% 0cm 16° 16°C 0.06mm 0.93kPa 24135m 2.4m/s 1.9m/s
09:00
14% 7°C 0.003mm 62% 0cm 26° 14°C 0.15mm 0.62kPa 24073m 2.5m/s 2.1m/s
How to read: these inputs help produce the derived score; they are not requirements by themselves.

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