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Rule Fog Hunter

Delft - Fog Hunter - The Netherlands

Delft, South Holland, The Netherlands

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 Spread12.2°C
Visibility24135 (Clear)
Relative Humidity46%
Wind Speed3.5m/s (calm conditions)

Upcoming Opportunities

When all conditions match, PhotoWeather marks an opportunity window.

Times shown in Europe/Amsterdam

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

The Netherlands' unique below-sea-level geography creates exceptional fog conditions as the polder landscape—land reclaimed from the sea—traps cold, moist air in natural depressions. This creates persistent valley fog and radiation fog that transforms windmills and waterways into ethereal scenes.

Kinderdijk's 19 UNESCO windmills rising from morning mist create one of photography's most iconic Dutch scenes. The flat terrain and extensive water networks mean fog forms readily on calm, clear nights and can persist well into morning. Marken's historic harbor on the Markermeer lake experiences frequent sea fog rolling in from the IJsselmeer.

What makes Dutch fog photography exceptional:

  • Windmill emergence - Historic structures appearing gradually as fog lifts from polder basins
  • Canal diffusion - Amsterdam and Leiden's canals create soft, atmospheric street scenes in fog
  • Flat persistence - Lack of topography means fog lingers longer than in hilly regions
  • Autumn reliability - October-November offer most consistent radiation fog conditions

Best fog occurs on calm, clear nights following daytime warmth—typically spring and autumn. Arrive before sunrise to catch densest conditions. The polders around Kinderdijk, Zaanse Schans windmills north of Amsterdam, and the Alblasserwaard region are prime locations. Fog typically burns off by 10-11 AM as temperatures rise.

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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/Amsterdam
Fog Probability
≥ 75.0%
Sat, May 23
15:000%
16:000%
17:000%
18:000%
19:000%
20:000%
21:000%
22:000%
23:000%
Sun, May 24
24:000%
01:000%
02:000%
03:000%
04:000%
05:000%
06:000%
07:000%
08:000%
09:000%
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11:000%
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13:000%
14:000%
15:000%
16:000%
17:000%
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21:000%
22:000%
23:000%
Mon, May 25
24:000%
01:000%
02:000%
03:000%
04:000%
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06:000%
07:000%
08:000%
09:000%
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Tue, May 26
24:000%
01:000%
02:000%
03:000%
04:000%
05:000%
06:000%
07:000%
08:000%
09:000%
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Wed, May 27
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%
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/Amsterdam
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
Sun, May 24 Sunrise 05:36 Sunset 21:42
15:00
26% 11°C 0mm 46% 0cm 55° 24°C 0mm 1.6kPa 24135m 2.6m/s 3.5m/s
16:00
47% 11°C 0mm 47% 0cm 49° 23°C 0mm 1.5kPa 24135m 2.8m/s 3.8m/s
17:00
67% 11°C 0mm 49% 0cm 40° 23°C 0mm 1.4kPa 24134m 3.5m/s 4m/s
18:00
70% 12°C 0mm 52% 0cm 32° 22°C 0mm 1.3kPa 24134m 4.4m/s 3.9m/s
19:00
74% 12°C 0mm 54% 0cm 22° 22°C 0mm 1.2kPa 24134m 4.9m/s 3.8m/s
20:00
77% 12°C 0mm 57% 0cm 13° 21°C 0mm 1.1kPa 24134m 4.9m/s 3.3m/s
21:00
77% 12°C 0mm 59% 0cm 4.9° 21°C 0mm 1kPa 24135m 5.2m/s 2.7m/s
22:00
77% 12°C 0mm 60% 0cm -2.8° 20°C 0mm 0.91kPa 24134m 5.5m/s 3m/s
23:00
77% 11°C 0mm 62% 0cm -9.2° 19°C 0mm 0.82kPa 24135m 4.9m/s 2.8m/s
Mon, May 25 Sunrise 05:36 Sunset 21:42
24:00
81% 12°C 0mm 66% 0cm -14° 18°C 0mm 0.69kPa 24134m 4.9m/s 2.7m/s
01:00
84% 13°C 0mm 73% 0cm -17° 17°C 0mm 0.53kPa 24135m 4.6m/s 2.5m/s
02:00
88% 13°C 0mm 77% 0cm -17° 17°C 0mm 0.45kPa 24135m 4.1m/s 2.4m/s
03:00
91% 13°C 0mm 78% 0cm -15° 16°C 0mm 0.4kPa 24135m 4m/s 2.4m/s
04:00
94% 12°C 0mm 79% 0cm -11° 16°C 0mm 0.39kPa 24135m 3.3m/s 2.2m/s
05:00
97% 12°C 0mm 79% 0cm -4.9° 16°C 0mm 0.38kPa 24135m 3m/s 2.2m/s
06:00
97% 12°C 0mm 79% 0cm 2.6° 16°C 0mm 0.37kPa 24134m 2.7m/s 2.2m/s
07:00
96% 12°C 0mm 76% 0cm 11° 16°C 0mm 0.44kPa 24134m 3.2m/s 2.1m/s
08:00
96% 12°C 0mm 69% 0cm 20° 18°C 0mm 0.63kPa 24134m 2.8m/s 2m/s
09:00
97% 12°C 0mm 62% 0cm 29° 19°C 0mm 0.85kPa 24135m 2.5m/s 1.9m/s
10:00
99% 12°C 0mm 57% 0cm 38° 21°C 0mm 1.1kPa 24134m 1.9m/s 1.5m/s
11:00
100% 12°C 0mm 52% 0cm 46° 22°C 0mm 1.3kPa 24135m 1.8m/s 1.3m/s
12:00
100% 12°C 0mm 48% 0cm 53° 24°C 0mm 1.5kPa 24135m 1.4m/s 0.86m/s
13:00
100% 12°C 0mm 46% 0cm 58° 25°C 0mm 1.7kPa 24134m 1.6m/s 1.4m/s
14:00
100% 12°C 0mm 45% 0cm 59° 25°C 0mm 1.7kPa 24135m 1.9m/s 2.2m/s
15:00
100% 12°C 0mm 44% 0cm 55° 25°C 0mm 1.8kPa 24134m 2m/s 2.7m/s
16:00
100% 12°C 0mm 44% 0cm 49° 25°C 0mm 1.8kPa 24134m 2.3m/s 3.1m/s
17:00
100% 12°C 0mm 46% 0cm 41° 25°C 0mm 1.7kPa 24134m 2.9m/s 3.5m/s
18:00
100% 12°C 0mm 47% 0cm 32° 24°C 0mm 1.6kPa 24134m 3.2m/s 3.6m/s
19:00
100% 12°C 0mm 50% 0cm 22° 23°C 0mm 1.4kPa 24135m 3.8m/s 3.6m/s
20:00
100% 12°C 0mm 52% 0cm 13° 22°C 0mm 1.3kPa 24134m 4.4m/s 3.3m/s
21:00
100% 12°C 0mm 56% 0cm 5.1° 21°C 0mm 1.1kPa 24135m 4.1m/s 2.7m/s
22:00
100% 12°C 0mm 61% 0cm -2.6° 20°C 0mm 0.92kPa 24134m 3.8m/s 2.3m/s
23:00
100% 13°C 0mm 65% 0cm -9° 20°C 0mm 0.81kPa 24135m 4.1m/s 2.5m/s
Tue, May 26 Sunrise 05:35 Sunset 21:44
24:00
100% 13°C 0mm 64% 0cm -14° 19°C 0mm 0.8kPa 24134m 4.2m/s 2.5m/s
01:00
100% 12°C 0mm 63% 0cm -16° 19°C 0mm 0.79kPa 24134m 3.6m/s 2.4m/s
02:00
100% 11°C 0mm 65% 0cm -17° 18°C 0mm 0.74kPa 24135m 3.2m/s 2.3m/s
03:00
100% 12°C 0mm 70% 0cm -15° 18°C 0mm 0.62kPa 24134m 3.1m/s 2.3m/s
04:00
100% 13°C 0mm 76% 0cm -11° 17°C 0mm 0.48kPa 24135m 2.8m/s 2.3m/s
05:00
100% 13°C 0mm 78% 0cm -4.8° 17°C 0mm 0.44kPa 24134m 2.6m/s 2.3m/s
06:00
100% 13°C 0mm 78% 0cm 2.7° 17°C 0mm 0.43kPa 24134m 2.8m/s 2.2m/s
07:00
99% 13°C 0mm 75% 0cm 11° 18°C 0mm 0.5kPa 24134m 2.8m/s 1.9m/s
08:00
99% 13°C 0mm 68% 0cm 20° 19°C 0mm 0.7kPa 24135m 2.8m/s 1.9m/s
09:00
99% 13°C 0mm 61% 0cm 29° 21°C 0mm 0.93kPa 24134m 2.3m/s 1.6m/s
10:00
100% 13°C 0mm 56% 0cm 38° 22°C 0mm 1.2kPa 24135m 1.6m/s 0.9m/s
11:00
100% 13°C 0mm 50% 0cm 46° 24°C 0mm 1.4kPa 24134m 1.5m/s 0.49m/s
12:00
100% 12°C 0mm 46% 0cm 54° 25°C 0mm 1.7kPa 24135m 1.4m/s 0.31m/s
13:00
100% 12°C 0mm 44% 0cm 58° 26°C 0mm 1.9kPa 24134m 1.6m/s 1.5m/s
14:00
100% 12°C 0mm 43% 0cm 59° 26°C 0mm 1.9kPa 24134m 1.8m/s 2.3m/s
15:00
100% 12°C 0mm 43% 0cm 55° 26°C 0mm 1.9kPa 24134m 2m/s 2.9m/s
16:00
100% 12°C 0mm 44% 0cm 49° 26°C 0mm 1.8kPa 24135m 2.6m/s 3.5m/s
17:00
100% 12°C 0mm 46% 0cm 41° 25°C 0mm 1.7kPa 24135m 3.7m/s 4.2m/s
18:00
100% 12°C 0mm 49% 0cm 32° 24°C 0mm 1.5kPa 24134m 5.2m/s 4.5m/s
19:00
100% 12°C 0mm 51% 0cm 23° 23°C 0mm 1.3kPa 24135m 5.8m/s 4.2m/s
20:00
100% 12°C 0mm 56% 0cm 14° 21°C 0mm 1.1kPa 24134m 6m/s 4m/s
21:00
99% 12°C 0mm 66% 0cm 5.2° 19°C 0mm 0.75kPa 24134m 7m/s 3.9m/s
22:00
99% 12°C 0mm 75% 0cm -2.4° 16°C 0mm 0.46kPa 24135m 8m/s 3.8m/s
23:00
98% 11°C 0mm 85% 0cm -8.9° 14°C 0mm 0.24kPa 24135m 9m/s 3.7m/s
Wed, May 27 Sunrise 05:34 Sunset 21:45
24:00
97% 11°C 0mm 78% 0cm -14° 14°C 0mm 0.35kPa 24135m 8.8m/s 4.1m/s
01:00
97% 9.8°C 0mm 72% 0cm -16° 15°C 0mm 0.47kPa 24135m 8.7m/s 4.5m/s
02:00
96% 8.9°C 0mm 66% 0cm -17° 15°C 0mm 0.6kPa 24135m 8.5m/s 4.9m/s
03:00
94% 8.4°C 0mm 58% 0cm -15° 17°C 0mm 0.8kPa 24135m 7.7m/s 5m/s
04:00
93% 7.6°C 0mm 50% 0cm -11° 18°C 0mm 1kPa 24135m 7m/s 5m/s
05:00
91% 6.5°C 0mm 43% 0cm -4.6° 19°C 0mm 1.3kPa 24135m 6.2m/s 5m/s
06:00
91% 6.5°C 0mm 41% 0cm 2.8° 20°C 0mm 1.4kPa 24135m 5.9m/s 4.9m/s
07:00
91% 6.5°C 0mm 38% 0cm 11° 21°C 0mm 1.6kPa 24135m 5.6m/s 4.9m/s
08:00
91% 6.4°C 0mm 36% 0cm 20° 22°C 0mm 1.7kPa 24135m 5.2m/s 4.8m/s
09:00
91% 5.8°C 0mm 35% 0cm 29° 22°C 0mm 1.7kPa 24135m 5.4m/s 5m/s
10:00
91% 5.1°C 0mm 33% 0cm 38° 22°C 0mm 1.8kPa 24135m 5.6m/s 5.1m/s
11:00
91% 4.5°C 0mm 32% 0cm 47° 22°C 0mm 1.8kPa 24135m 5.7m/s 5.2m/s
12:00
89% 4.9°C 0mm 36% 0cm 54° 21°C 0mm 1.6kPa 24135m 6.2m/s 5.2m/s
13:00
87% 5.1°C 0mm 40% 0cm 58° 19°C 0mm 1.4kPa 24135m 6.8m/s 5.1m/s
14:00
85% 5.2°C 0mm 43% 0cm 59° 18°C 0mm 1.2kPa 24135m 7.3m/s 5m/s
How to read: these inputs help produce the derived score; they are not requirements by themselves.

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