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Rule Fog Hunter

Charmouth - Fog Hunter - Dorset & Jurassic Coast

Charmouth, 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 Spread6.9°C
Visibility24135 (Clear)
Relative Humidity65%
Wind Speed1.0m/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 identifies when mist and fog conditions create atmospheric photography opportunities across Dorset's varied landscape. We track temperature, humidity, and wind patterns to predict when valley mist at Corfe Castle and sea fog along the coast will create moody, atmospheric scenes.

Dorset's geography creates distinctive fog opportunities—inland valleys that funnel mist around hilltop Corfe Castle, and coastal locations where sea fog rolls over limestone arches and cliff formations. These conditions transform familiar landmarks into mysterious, layered compositions.

What makes Dorset special for fog photography:

  • Corfe Castle - Ruined hilltop fortress emerges from valley mist, creating dramatic atmospheric layers
  • Coastal sea fog - Marine layer rolls over Durdle Door and along the Jurassic Coast
  • Kimmeridge Bay - Fog drifts across ledge formations extending into the sea
  • Portland - Sea fog wraps around the limestone peninsula and lighthouse

Corfe Castle offers Dorset's most dramatic fog photography—the ruined medieval fortress perched on a hilltop becomes even more evocative when valley mist swirls around its ramparts. Autumn and winter mornings (October-March) provide the best conditions when temperature inversions trap mist in the Purbeck valleys. Sea fog along the coast creates ethereal conditions at Durdle Door—the limestone arch appears and disappears through drifting layers. Portland Bill lighthouse cutting through sea fog creates moody maritime compositions. Lulworth Cove's horseshoe bay can fill completely with fog while surrounding cliffs remain visible. The key is monitoring overnight temperature drops that create mist, then being positioned at dawn when fog is densest and first light adds dimension. Fog typically burns off by mid-morning, so early starts are essential.

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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%
Sat, May 23
14:000%
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%
10:000%
11:000%
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13:000%
14:000%
15:000%
16:000%
17:000%
18:000%
19:000%
20:000%
21:000%
22:000%
23:000%
Mon, May 25
24:000%
01:000%
02:000%
03:000%
04:000%
05:000%
06:000%
07:000%
08:000%
09:000%
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14:000%
15:000%
16:000%
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23:000%
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%
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
Sun, May 24 Sunrise 05:11 Sunset 21:05
14:00
100% 15°C 0mm 65% 0cm 58° 22°C 0mm 0.94kPa 24135m 1m/s 0.98m/s
15:00
100% 16°C 0mm 65% 0cm 53° 23°C 0mm 0.96kPa 24135m 1.3m/s 1m/s
16:00
100% 16°C 0mm 65% 0cm 45° 23°C 0mm 0.96kPa 24134m 1.6m/s 1.2m/s
17:00
100% 16°C 0mm 68% 0cm 36° 23°C 0mm 0.88kPa 24134m 2.2m/s 1.7m/s
18:00
99% 17°C 0mm 74% 0cm 27° 22°C 0mm 0.66kPa 24134m 1.7m/s 1.5m/s
19:00
99% 17°C 0mm 81% 0cm 17° 20°C 0mm 0.47kPa 24134m 0.91m/s 0.92m/s
20:00
98% 17°C 0mm 85% 0cm 8.4° 20°C 0mm 0.35kPa 24135m 0.62m/s 0.61m/s
21:00
97% 16°C 0mm 85% 0cm 0.46° 19°C 0mm 0.32kPa 24134m 1.2m/s 1.3m/s
22:00
96% 16°C 0mm 87% 0cm -7.2° 18°C 0mm 0.28kPa 24135m 1.7m/s 1.7m/s
23:00
97% 16°C 0mm 89% 0cm -13° 18°C 0mm 0.23kPa 24134m 1.8m/s 1.8m/s
Mon, May 25 Sunrise 05:11 Sunset 21:05
24:00
98% 16°C 0mm 90% 0cm -17° 17°C 0mm 0.19kPa 24135m 1.9m/s 2m/s
01:00
99% 16°C 0mm 90% 0cm -18° 17°C 0mm 0.19kPa 24135m 2m/s 2.1m/s
02:00
99% 15°C 0mm 89% 0cm -17° 17°C 0mm 0.2kPa 24135m 2.2m/s 2.2m/s
03:00
100% 15°C 0mm 88% 0cm -14° 16°C 0mm 0.22kPa 24135m 2.3m/s 2.3m/s
04:00
100% 14°C 0mm 89% 0cm -9° 16°C 0mm 0.21kPa 24135m 2.3m/s 2.3m/s
05:00
100% 14°C 0mm 88% 0cm -2° 16°C 0mm 0.21kPa 24134m 2.4m/s 2.4m/s
06:00
100% 14°C 0mm 87% 0cm 16°C 0mm 0.23kPa 24134m 2.5m/s 2.6m/s
07:00
100% 15°C 0mm 87% 0cm 15° 17°C 0mm 0.25kPa 24134m 3.2m/s 2.6m/s
08:00
100% 16°C 0mm 83% 0cm 24° 19°C 0mm 0.36kPa 24135m 5.1m/s 2.7m/s
09:00
99% 17°C 0mm 82% 0cm 34° 20°C 0mm 0.43kPa 24134m 4.9m/s 3.4m/s
10:00
99% 18°C 0mm 81% 0cm 43° 21°C 0mm 0.46kPa 24135m 5.7m/s 4.2m/s
11:00
99% 18°C 0mm 79% 0cm 51° 21°C 0mm 0.52kPa 7664m 5.9m/s 4.4m/s
12:00
98% 17°C 0mm 78% 0cm 57° 21°C 0mm 0.56kPa 7327m 6.6m/s 4.7m/s
13:00
98% 18°C 0mm 77% 0cm 60° 22°C 0mm 0.6kPa 7270m 6.7m/s 4.9m/s
14:00
91% 17°C 0mm 75% 0cm 59° 22°C 0mm 0.66kPa 7298m 7.1m/s 5.2m/s
15:00
84% 17°C 0mm 74% 0cm 53° 22°C 0mm 0.68kPa 7365m 7.1m/s 5m/s
16:00
77% 17°C 0mm 74% 0cm 45° 21°C 0mm 0.66kPa 7394m 7.5m/s 4.9m/s
17:00
81% 17°C 0mm 76% 0cm 36° 21°C 0mm 0.58kPa 7727m 7.6m/s 4.3m/s
18:00
86% 17°C 0mm 78% 0cm 27° 21°C 0mm 0.53kPa 24135m 7m/s 3.7m/s
19:00
90% 17°C 0mm 80% 0cm 18° 21°C 0mm 0.48kPa 24134m 6.6m/s 2.7m/s
20:00
93% 17°C 0mm 83% 0cm 8.5° 20°C 0mm 0.39kPa 24135m 1.9m/s 1.8m/s
21:00
97% 16°C 0mm 85% 0cm 0.6° 18°C 0mm 0.32kPa 24134m 1.7m/s 1.7m/s
22:00
100% 15°C 0mm 85% 0cm -7° 18°C 0mm 0.31kPa 24135m 1.9m/s 1.9m/s
23:00
100% 15°C 0mm 84% 0cm -13° 17°C 0mm 0.31kPa 24134m 2.1m/s 2m/s
Tue, May 26 Sunrise 05:10 Sunset 21:07
24:00
99% 14°C 0mm 84% 0cm -17° 17°C 0mm 0.31kPa 24134m 2.1m/s 2.1m/s
01:00
99% 14°C 0mm 85% 0cm -18° 17°C 0mm 0.29kPa 24135m 2m/s 1.9m/s
02:00
95% 14°C 0mm 86% 0cm -17° 16°C 0mm 0.26kPa 24134m 1.7m/s 1.5m/s
03:00
92% 14°C 0mm 88% 0cm -14° 16°C 0mm 0.23kPa 24135m 1.5m/s 1.4m/s
04:00
88% 14°C 0mm 88% 0cm -8.8° 16°C 0mm 0.21kPa 24134m 1.6m/s 1.4m/s
05:00
89% 14°C 0mm 89% 0cm -1.9° 16°C 0mm 0.21kPa 24134m 1.5m/s 1.4m/s
06:00
90% 15°C 0mm 89% 0cm 6.2° 17°C 0mm 0.21kPa 24134m 1.2m/s 1.1m/s
07:00
91% 16°C 0mm 87% 0cm 15° 18°C 0mm 0.27kPa 24135m 1.3m/s 1.1m/s
08:00
93% 16°C 0mm 83% 0cm 24° 19°C 0mm 0.38kPa 24134m 2.6m/s 1.5m/s
09:00
96% 17°C 0mm 80% 0cm 34° 20°C 0mm 0.48kPa 24135m 3.2m/s 2.1m/s
10:00
98% 17°C 0mm 79% 0cm 43° 21°C 0mm 0.52kPa 24134m 4.1m/s 3.2m/s
11:00
98% 17°C 0mm 78% 0cm 51° 21°C 0mm 0.55kPa 7547m 4.4m/s 3.5m/s
12:00
99% 17°C 0mm 76% 0cm 58° 21°C 0mm 0.58kPa 7244m 4.5m/s 3.5m/s
13:00
99% 16°C 0.01mm 76% 0cm 60° 21°C 0mm 0.59kPa 7282m 4.2m/s 3.3m/s
14:00
86% 16°C 0mm 74% 0cm 59° 20°C 0mm 0.61kPa 7292m 3.8m/s 2.8m/s
15:00
73% 15°C 0mm 73% 0cm 53° 20°C 0mm 0.63kPa 7365m 3.2m/s 2.4m/s
16:00
60% 15°C 0mm 73% 0cm 45° 20°C 0mm 0.62kPa 7435m 2.9m/s 2m/s
17:00
62% 15°C 0mm 74% 0cm 36° 20°C 0mm 0.6kPa 7799m 2.1m/s 1.4m/s
18:00
63% 15°C 0mm 74% 0cm 27° 20°C 0mm 0.6kPa 24135m 1.6m/s 0.74m/s
19:00
65% 16°C 0mm 77% 0cm 18° 20°C 0mm 0.54kPa 24134m 1.7m/s 0.64m/s
20:00
75% 14°C 0mm 77% 0cm 8.7° 19°C 0mm 0.49kPa 24134m 2.9m/s 2m/s
21:00
85% 13°C 0mm 77% 0cm 0.74° 17°C 0mm 0.44kPa 24135m 4.2m/s 3.3m/s
22:00
95% 11°C 0mm 77% 0cm -6.9° 15°C 0mm 0.39kPa 24135m 5.4m/s 4.7m/s
23:00
96% 11°C 0mm 78% 0cm -13° 15°C 0mm 0.36kPa 24135m 6.2m/s 4.9m/s
Wed, May 27 Sunrise 05:09 Sunset 21:08
24:00
96% 11°C 0mm 80% 0cm -16° 15°C 0mm 0.33kPa 24135m 6.9m/s 5.2m/s
01:00
97% 12°C 0mm 82% 0cm -18° 15°C 0mm 0.3kPa 24135m 7.7m/s 5.4m/s
02:00
92% 12°C 0mm 82% 0cm -17° 15°C 0mm 0.3kPa 24135m 8.9m/s 5.8m/s
03:00
86% 12°C 0mm 83% 0cm -14° 15°C 0mm 0.29kPa 24135m 10m/s 6.2m/s
04:00
81% 12°C 0mm 84% 0cm -8.7° 15°C 0mm 0.28kPa 24135m 11m/s 6.6m/s
05:00
82% 12°C 0mm 84% 0cm -1.7° 15°C 0mm 0.27kPa 24135m 12m/s 7.2m/s
06:00
84% 13°C 0mm 85% 0cm 6.3° 15°C 0mm 0.25kPa 24135m 13m/s 7.8m/s
07:00
85% 13°C 0mm 86% 0cm 15° 15°C 0mm 0.24kPa 24135m 14m/s 8.3m/s
08:00
84% 13°C 0mm 86% 0cm 24° 15°C 0mm 0.23kPa 24135m 14m/s 8.2m/s
09:00
84% 13°C 0mm 87% 0cm 34° 15°C 0mm 0.23kPa 24135m 14m/s 8m/s
10:00
83% 13°C 0mm 87% 0cm 43° 15°C 0mm 0.23kPa 24135m 14m/s 7.8m/s
11:00
84% 13°C 0mm 86% 0cm 51° 15°C 0mm 0.25kPa 24135m 14m/s 7.9m/s
12:00
84% 13°C 0mm 85% 0cm 58° 15°C 0mm 0.27kPa 24135m 14m/s 8m/s
13:00
85% 13°C 0mm 84% 0cm 61° 15°C 0mm 0.29kPa 24135m 14m/s 8.1m/s
How to read: these inputs help produce the derived score; they are not requirements by themselves.

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