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Rule Fog Hunter

Hardraw Force - Fog Hunter - Yorkshire Dales

Hawes, England, United Kingdom

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 Spread4.7°C
Visibility24135 (Clear)
Relative Humidity75%
Wind Speed3.2m/s (calm conditions)

Upcoming Opportunities

When all conditions match, PhotoWeather marks an opportunity window.

Times shown in Europe/London

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 predicts when temperature inversions and fog conditions create atmospheric valley scenes in the Yorkshire Dales. We track overnight cooling, humidity, wind speed, and topography to identify when fog fills limestone valleys while peaks emerge above.

The Yorkshire Dales' distinctive U-shaped valleys carved by glaciers create natural bowls that trap cold air and fog, while high ground like Pen-y-ghent and Ingleborough rises above the mist layer. The combination of limestone formations, ancient stone walls, and historic barns emerging from fog creates quintessentially northern English scenes.

What makes Yorkshire Dales fog photography special:

  • Valley inversions - Deep dales fill with fog while peaks and high pastures stay clear in sunshine
  • Limestone drama - Malham Cove's 260-foot cliff and limestone pavement emerge from dawn mist
  • Stone-wall patterns - Traditional dry-stone walls create geometric patterns disappearing into fog
  • Historic structures - Ribblehead Viaduct's 24 arches pierce fog layers like a Victorian ghost ship

Malham Cove becomes magical when fog pools in the valley below its curved limestone amphitheater—arrive before dawn to capture the cliffs emerging as mist burns off. Ribblehead Viaduct crossing fog-filled valleys creates iconic compositions, especially with early light. From Pen-y-ghent summit, fog inversions reveal only the highest peaks above a sea of white. The limestone pavements near Malham and Ingleborough become otherworldly when patches of fog drift through their geometric patterns. Best conditions occur on clear, calm autumn and winter nights when valley temperatures drop rapidly. Winter fog can persist all day in sheltered valleys, providing extended shooting windows.

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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/London
Fog Probability
≥ 75.0%
Tue, Jul 7
14:000%
15:000%
16:000%
17:000%
18:000%
19:000%
20:000%
21:0055%
22:0073%
23:0073%
Wed, Jul 8
24:0071%
01:0055%
02:0055%
03:0055%
04:0055%
05:0055%
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%
22:0055%
23:0030%
Sat, Jul 11
24:0033%
01:0065%
02:0063%
03:0063%
04:0069%
05:000%
06:000%
07:000%
08:000%
09:000%
10:000%
11:000%
12:000%
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/London
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 04:45 Sunset 21:41
15:00
90% 18°C 0mm 75% 0cm 52° 22°C 0mm 0.67kPa 24135m 3.6m/s 3.2m/s
16:00
92% 18°C 0mm 75% 0cm 46° 22°C 0mm 0.66kPa 24135m 3.8m/s 3.2m/s
17:00
94% 17°C 0mm 74% 0cm 37° 22°C 0mm 0.67kPa 24135m 3.7m/s 3.1m/s
18:00
95% 16°C 0mm 72% 0cm 29° 21°C 0mm 0.7kPa 24135m 3.1m/s 2m/s
19:00
97% 16°C 0mm 74% 0cm 20° 21°C 0mm 0.64kPa 24134m 2.2m/s 1.7m/s
20:00
97% 17°C 0mm 83% 0cm 12° 20°C 0mm 0.39kPa 24134m 1.4m/s 1.4m/s
21:00
98% 15°C 0mm 86% 0cm 4.1° 17°C 0mm 0.26kPa 24134m 1.3m/s 1.4m/s
22:00
98% 13°C 0mm 86% 0cm -2.6° 15°C 0mm 0.24kPa 24135m 1m/s 1m/s
23:00
94% 12°C 0mm 84% 0cm -8° 14°C 0mm 0.26kPa 24134m 1m/s 0.99m/s
Thu, Jul 9 Sunrise 04:45 Sunset 21:41
24:00
90% 11°C 0mm 83% 0cm -12° 14°C 0mm 0.27kPa 24134m 1.1m/s 1.2m/s
01:00
86% 10°C 0mm 82% 0cm -13° 13°C 0mm 0.28kPa 24135m 1.2m/s 1.2m/s
02:00
90% 9.8°C 0mm 81% 0cm -13° 13°C 0mm 0.29kPa 24135m 1.3m/s 1.3m/s
03:00
93% 9.4°C 0mm 82% 0cm -10° 12°C 0mm 0.27kPa 24135m 1.2m/s 1.2m/s
04:00
97% 9.4°C 0mm 83% 0cm -5.4° 12°C 0mm 0.25kPa 24134m 1.2m/s 1.3m/s
05:00
98% 9.6°C 0mm 85% 0cm 12°C 0mm 0.21kPa 24134m 1.2m/s 1.2m/s
06:00
99% 11°C 0mm 85% 0cm 13°C 0mm 0.22kPa 24134m 1.2m/s 1.2m/s
07:00
100% 13°C 0mm 83% 0cm 16° 15°C 0mm 0.3kPa 24135m 1.3m/s 1.2m/s
08:00
100% 14°C 0mm 80% 0cm 25° 17°C 0mm 0.39kPa 24135m 1.6m/s 1.5m/s
09:00
100% 14°C 0mm 77% 0cm 33° 18°C 0mm 0.48kPa 24134m 2m/s 1.8m/s
10:00
100% 15°C 0mm 75% 0cm 42° 19°C 0mm 0.55kPa 24135m 2.6m/s 2m/s
11:00
100% 16°C 0mm 74% 0cm 49° 20°C 0mm 0.62kPa 24134m 2.9m/s 2.3m/s
12:00
100% 16°C 0mm 73% 0cm 55° 21°C 0mm 0.67kPa 24135m 3.2m/s 2.9m/s
13:00
100% 16°C 0mm 71% 0cm 58° 22°C 0mm 0.74kPa 24135m 3m/s 2.9m/s
14:00
100% 16°C 0mm 69% 0cm 57° 22°C 0mm 0.82kPa 24134m 2.8m/s 2.8m/s
15:00
100% 16°C 0mm 68% 0cm 52° 22°C 0mm 0.85kPa 24135m 2.8m/s 3m/s
16:00
100% 16°C 0mm 69% 0cm 45° 22°C 0mm 0.83kPa 24135m 2.6m/s 2.8m/s
17:00
100% 17°C 0mm 71% 0cm 37° 22°C 0mm 0.77kPa 24134m 2.3m/s 2.5m/s
18:00
99% 17°C 0mm 74% 0cm 29° 22°C 0mm 0.67kPa 24135m 2.1m/s 2.1m/s
19:00
99% 17°C 0mm 78% 0cm 20° 21°C 0mm 0.55kPa 24135m 2m/s 1.7m/s
20:00
87% 18°C 0mm 87% 0cm 12° 20°C 0mm 0.31kPa 24134m 1.4m/s 1.3m/s
21:00
76% 17°C 0mm 92% 0cm 18°C 0mm 0.17kPa 24135m 1.2m/s 1.2m/s
22:00
64% 16°C 0mm 93% 0cm -2.7° 17°C 0mm 0.12kPa 24135m 1.3m/s 1.3m/s
23:00
63% 15°C 0mm 94% 0cm -8.1° 16°C 0mm 0.11kPa 24135m 1.6m/s 1.6m/s
Fri, Jul 10 Sunrise 04:47 Sunset 21:40
24:00
63% 15°C 0mm 93% 0cm -12° 16°C 0mm 0.12kPa 24135m 1.7m/s 1.8m/s
01:00
62% 15°C 0mm 92% 0cm -13° 16°C 0mm 0.14kPa 24135m 1.8m/s 1.9m/s
02:00
70% 14°C 0mm 91% 0cm -13° 15°C 0mm 0.15kPa 24135m 1.6m/s 1.8m/s
03:00
78% 14°C 0mm 91% 0cm -10° 15°C 0mm 0.16kPa 24135m 1.4m/s 1.6m/s
04:00
86% 13°C 0mm 90% 0cm -5.5° 15°C 0mm 0.17kPa 24134m 1.4m/s 1.5m/s
05:00
85% 13°C 0mm 89% 0cm 0.93° 15°C 0mm 0.18kPa 24135m 1.3m/s 1.4m/s
06:00
85% 13°C 0mm 88% 0cm 7.9° 15°C 0mm 0.21kPa 24134m 1.4m/s 1.5m/s
07:00
84% 15°C 0mm 85% 0cm 16° 17°C 0mm 0.29kPa 24135m 1.5m/s 1.5m/s
08:00
64% 15°C 0mm 79% 0cm 25° 19°C 0mm 0.45kPa 24134m 1.5m/s 1.3m/s
09:00
44% 15°C 0mm 74% 0cm 33° 20°C 0mm 0.62kPa 24134m 1.3m/s 1.3m/s
10:00
24% 15°C 0mm 68% 0cm 42° 21°C 0mm 0.81kPa 24135m 1.9m/s 1.5m/s
11:00
20% 16°C 0mm 65% 0cm 49° 22°C 0mm 0.94kPa 24134m 2.3m/s 2m/s
12:00
17% 16°C 0mm 63% 0cm 55° 23°C 0mm 1kPa 24134m 2.1m/s 1.9m/s
13:00
13% 16°C 0mm 61% 0cm 58° 24°C 0mm 1.2kPa 24134m 1.8m/s 1.6m/s
14:00
17% 16°C 0mm 58% 0cm 57° 25°C 0mm 1.3kPa 24135m 1.6m/s 1.2m/s
15:00
22% 16°C 0mm 56% 0cm 52° 25°C 0mm 1.4kPa 24134m 1.3m/s 0.38m/s
16:00
26% 15°C 0mm 54% 0cm 45° 26°C 0mm 1.5kPa 24134m 1.5m/s 0.2m/s
17:00
22% 16°C 0mm 54% 0cm 37° 26°C 0mm 1.5kPa 24135m 1.5m/s 0.89m/s
18:00
17% 16°C 0mm 57% 0cm 29° 25°C 0mm 1.4kPa 24135m 1.1m/s 1.3m/s
19:00
13% 19°C 0mm 70% 0cm 20° 24°C 0.06mm 0.92kPa 22585m 2.5m/s 1.6m/s
20:00
16% 17°C 0mm 78% 0cm 12° 21°C 0.08mm 0.53kPa 23102m 2m/s 1.5m/s
21:00
20% 15°C 0mm 87% 0cm 17°C 0.1mm 0.26kPa 23618m 1.6m/s 1.3m/s
22:00
23% 13°C 0mm 95% 0cm -2.8° 14°C 0.13mm 0.07kPa 24135m 1.1m/s 1.2m/s
23:00
22% 13°C 0.003mm 96% 0cm -8.3° 14°C 0.23mm 0.06kPa 16135m 2m/s 1.4m/s
Sat, Jul 11 Sunrise 04:48 Sunset 21:39
24:00
21% 14°C 0.007mm 97% 0cm -12° 14°C 0.33mm 0.05kPa 8134m 2.8m/s 1.5m/s
01:00
20% 14°C 0.01mm 98% 0cm -13° 14°C 0.44mm 0.04kPa 134m 3.6m/s 1.7m/s
02:00
22% 14°C 0.01mm 97% 0cm -13° 15°C 0.35mm 0.05kPa 139m 3.8m/s 1.9m/s
03:00
23% 14°C 0.01mm 96% 0cm -10° 15°C 0.27mm 0.07kPa 144m 4m/s 2.2m/s
04:00
25% 14°C 0.01mm 95% 0cm -5.7° 15°C 0.19mm 0.08kPa 149m 4.1m/s 2.4m/s
05:00
24% 14°C 0.01mm 94% 0cm 0.81° 15°C 0.23mm 0.11kPa 7774m 4.2m/s 2.6m/s
06:00
22% 14°C 0.02mm 92% 0cm 7.8° 15°C 0.27mm 0.13kPa 15400m 4.3m/s 2.9m/s
07:00
21% 14°C 0.02mm 91% 0cm 16° 16°C 0.31mm 0.16kPa 23026m 4.4m/s 3.1m/s
08:00
19% 14°C 0.01mm 88% 0cm 24° 16°C 0.23mm 0.22kPa 23395m 4.8m/s 3.8m/s
09:00
17% 14°C 0.007mm 85% 0cm 33° 16°C 0.15mm 0.28kPa 23765m 5.2m/s 4.4m/s
10:00
15% 14°C 0mm 82% 0cm 42° 17°C 0.06mm 0.34kPa 24135m 5.6m/s 5.1m/s
11:00
15% 13°C 0.003mm 85% 0cm 49° 16°C 0.13mm 0.27kPa 23754m 5.6m/s 4.9m/s
12:00
16% 13°C 0.007mm 88% 0cm 55° 15°C 0.19mm 0.21kPa 23374m 5.6m/s 4.8m/s
13:00
16% 13°C 0.01mm 91% 0cm 58° 15°C 0.25mm 0.15kPa 22993m 5.6m/s 4.6m/s
14:00
17% 13°C 0.007mm 93% 0cm 57° 14°C 0.17mm 0.12kPa 18142m 5.9m/s 4.1m/s
How to read: these inputs help produce the derived score; they are not requirements by themselves.

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