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Rule Fog Hunter

Wast Water - Fog Hunter - Lake District

Wasdale Head, 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 · ≥ 60.0%

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 Spread2.5°C
Visibility24135 (Clear)
Relative Humidity84%
Wind Speed2.9m/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 tracks the conditions that create the Lake District's legendary atmospheric photography. We combine fog probability, dewpoint spread, visibility, and wind data to predict when and where mist will form over these famous lakes and valleys.

The Lake District's combination of lakes, tarns, and enclosed valleys creates ideal conditions for fog formation. Cool, calm nights allow mist to pool in valley bottoms, creating ethereal scenes at dawn that have inspired poets and photographers for centuries.

What makes the Lake District special for fog photography:

  • Lake mist - Cold water surfaces generate fog that pools over the lakes at dawn
  • Valley inversions - Mountain-ringed valleys trap mist while fells rise above
  • Romantic landscapes - This is Wordsworth and Turner country, with timeless views
  • Accessible locations - Well-maintained paths reach viewpoints above the fog layer

Peak fog season runs from late August through October, when temperature differentials are greatest. The best conditions typically occur on calm, clear nights when temperatures drop near dewpoint. Arrive before dawn—lake mist often lifts within an hour or two of sunrise. Higher viewpoints like Catbells or Loughrigg offer shots looking down at fog-filled valleys.

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72-hour requirements breakdown

What passed or failed, hour by hour
0matching hours in the next 92 hours
AND logic: all conditions required
Meets requirement
Misses requirement
Time
Europe/London
Fog Probability
≥ 60.0%
Tue, Apr 21
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%
Wed, Apr 22
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%
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22:000%
23:000%
Thu, Apr 23
24:000%
01:000%
02:000%
03:000%
04:000%
05:000%
06:000%
07:000%
08:000%
09:000%
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23:000%
Fri, Apr 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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21:000%
22:000%
23:000%
Sat, Apr 25
24:000%
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, Apr 22 Sunrise 05:55 Sunset 20:29
03:00 ☾
60% -1.3°C 0mm 84% 0cm -20° 1.2°C 0mm 0.11kPa 24135m 2.6m/s 2.9m/s
04:00 ☾
70% -1.3°C 0mm 84% 0cm -14° 1.1°C 0mm 0.1kPa 24134m 2.5m/s 2.9m/s
05:00 ☾
72% -1.2°C 0mm 85% 0cm -7.8° 1°C 0mm 0.1kPa 24135m 2.7m/s 3m/s
06:00
75% -1.1°C 0mm 86% 0cm 0.36° 0.95°C 0mm 0.09kPa 24134m 2.9m/s 3.2m/s
07:00
77% -0.3°C 0mm 84% 0cm 8.4° 2.2°C 0mm 0.11kPa 24134m 5.4m/s 3.2m/s
08:00
83% 1°C 0mm 74% 0cm 17° 5.3°C 0mm 0.24kPa 24134m 7.4m/s 3.1m/s
09:00
90% 0.2°C 0mm 61% 0cm 26° 7.2°C 0mm 0.4kPa 24134m 11m/s 3.2m/s
10:00
96% 0.6°C 0mm 59% 0cm 34° 8.2°C 0mm 0.45kPa 24134m 9m/s 3.4m/s
11:00
96% 2.5°C 0mm 64% 0cm 41° 9°C 0mm 0.41kPa 24134m 10m/s 7.3m/s
12:00
95% 2.7°C 0mm 60% 0cm 46° 10°C 0mm 0.49kPa 24135m 11m/s 8.2m/s
13:00
95% 3.1°C 0mm 60% 0cm 48° 11°C 0mm 0.51kPa 24135m 10m/s 8.4m/s
14:00
90% 3.5°C 0mm 60% 0cm 47° 11°C 0mm 0.52kPa 24135m 10m/s 8.4m/s
15:00
86% 3.5°C 0mm 61% 0cm 43° 11°C 0mm 0.51kPa 24134m 9.8m/s 8.2m/s
16:00
81% 3.5°C 0mm 62% 0cm 37° 11°C 0mm 0.48kPa 24135m 9.8m/s 8.2m/s
17:00
77% 3.6°C 0mm 65% 0cm 29° 10°C 0mm 0.43kPa 24134m 9.5m/s 7.1m/s
18:00
72% 3.2°C 0mm 65% 0cm 20° 9.5°C 0mm 0.41kPa 24134m 7.1m/s 3.3m/s
19:00
68% 4°C 0mm 72% 0cm 12° 8.8°C 0mm 0.32kPa 24134m 3.7m/s 2.1m/s
20:00
54% 2.6°C 0mm 77% 0cm 3.4° 6.3°C 0mm 0.22kPa 24134m 1.9m/s 2.2m/s
21:00 ☾
40% 1.6°C 0mm 80% 0cm -4.7° 4.7°C 0mm 0.17kPa 24134m 1.7m/s 2m/s
22:00 ☾
26% 1.1°C 0mm 82% 0cm -12° 4°C 0mm 0.15kPa 24134m 2.2m/s 2.6m/s
23:00 ☾
21% 0.7°C 0mm 81% 0cm -18° 3.6°C 0mm 0.15kPa 24134m 2m/s 2.3m/s
Thu, Apr 23 Sunrise 05:55 Sunset 20:29
24:00 ☾
17% 0°C 0mm 79% 0cm -21° 3.3°C 0mm 0.16kPa 24134m 2m/s 2.4m/s
01:00 ☾
12% -0.9°C 0mm 76% 0cm -23° 3°C 0mm 0.18kPa 24135m 1.9m/s 2.3m/s
02:00 ☾
19% -1.9°C 0mm 71% 0cm -22° 2.8°C 0mm 0.21kPa 24134m 1.8m/s 2.2m/s
03:00 ☾
26% -2.9°C 0mm 66% 0cm -19° 2.7°C 0mm 0.25kPa 24134m 1.6m/s 1.8m/s
04:00 ☾
33% -3.8°C 0mm 62% 0cm -14° 2.7°C 0mm 0.28kPa 24134m 1.5m/s 1.7m/s
05:00 ☾
34% -4.5°C 0mm 59% 0cm -7.5° 2.7°C 0mm 0.3kPa 24135m 1.6m/s 1.9m/s
06:00
35% -4.8°C 0mm 58% 0cm 0.62° 2.7°C 0mm 0.31kPa 24134m 1.7m/s 2m/s
07:00
36% -2.8°C 0mm 62% 0cm 8.7° 3.7°C 0mm 0.3kPa 24134m 1.5m/s 1.8m/s
08:00
43% -0.8°C 0mm 60% 0cm 17° 6.4°C 0mm 0.39kPa 24135m 1.4m/s 1.4m/s
09:00
50% -0.4°C 0mm 53% 0cm 26° 8.6°C 0mm 0.52kPa 24135m 1.4m/s 1.4m/s
10:00
57% 0.3°C 0mm 50% 0cm 34° 10°C 0mm 0.64kPa 24134m 1.5m/s 1.3m/s
11:00
57% 0.4°C 0mm 46% 0cm 41° 12°C 0mm 0.75kPa 24135m 1.8m/s 1.3m/s
12:00
57% 0.8°C 0mm 44% 0cm 46° 13°C 0mm 0.84kPa 24134m 2.3m/s 1.5m/s
13:00
57% 1.3°C 0mm 43% 0cm 48° 14°C 0mm 0.88kPa 24134m 2.4m/s 1.6m/s
14:00
62% 2.1°C 0mm 44% 0cm 47° 14°C 0mm 0.9kPa 24134m 2.2m/s 1.4m/s
15:00
68% 3°C 0mm 45% 0cm 43° 15°C 0mm 0.91kPa 24134m 2m/s 1.1m/s
16:00
73% 3.6°C 0mm 46% 0cm 37° 15°C 0mm 0.91kPa 24134m 1.7m/s 0.7m/s
17:00
74% 4.2°C 0mm 49% 0cm 29° 15°C 0mm 0.86kPa 24135m 1.6m/s 0.15m/s
18:00
74% 5.4°C 0mm 55% 0cm 21° 14°C 0mm 0.74kPa 24135m 1.2m/s 0.09m/s
19:00
75% 7.7°C 0mm 70% 0cm 12° 13°C 0mm 0.46kPa 24135m 0.74m/s 0.15m/s
20:00
80% 5.9°C 0mm 74% 0cm 3.6° 10°C 0mm 0.32kPa 24135m 0.51m/s 0.55m/s
21:00 ☾
86% 5.3°C 0mm 79% 0cm -4.5° 8.7°C 0mm 0.23kPa 24134m 1.1m/s 1.2m/s
22:00 ☾
91% 4.8°C 0mm 80% 0cm -12° 8°C 0mm 0.21kPa 24134m 1.2m/s 1.3m/s
23:00 ☾
91% 4.3°C 0mm 80% 0cm -17° 7.6°C 0mm 0.21kPa 24135m 1.2m/s 1.3m/s
Fri, Apr 24 Sunrise 05:52 Sunset 20:30
24:00 ☾
92% 4°C 0mm 81% 0cm -21° 7.1°C 0mm 0.2kPa 24135m 1.1m/s 1.2m/s
01:00 ☾
92% 3.6°C 0mm 80% 0cm -23° 6.8°C 0mm 0.19kPa 24135m 1.1m/s 1.2m/s
02:00 ☾
92% 3.2°C 0mm 80% 0cm -22° 6.4°C 0mm 0.19kPa 24135m 1m/s 1.1m/s
03:00 ☾
91% 2.8°C 0mm 79% 0cm -19° 6.1°C 0mm 0.19kPa 24135m 1m/s 0.99m/s
04:00 ☾
91% 2.2°C 0mm 78% 0cm -14° 5.7°C 0mm 0.2kPa 24134m 1m/s 1m/s
05:00 ☾
90% 1.6°C 0mm 77% 0cm -7.2° 5.3°C 0mm 0.21kPa 24135m 1m/s 1m/s
06:00
89% 1°C 0mm 75% 0cm 0.88° 5°C 0mm 0.22kPa 24134m 0.91m/s 0.97m/s
07:00
88% 1.6°C 0mm 72% 0cm 8.9° 6.2°C 0mm 0.26kPa 24134m 1m/s 1m/s
08:00
85% 3.6°C 0mm 72% 0cm 18° 8.4°C 0mm 0.31kPa 24134m 1.1m/s 1.3m/s
09:00
82% 5.5°C 0mm 71% 0cm 26° 11°C 0mm 0.37kPa 24135m 1.2m/s 1.7m/s
10:00
79% 7.5°C 0mm 70% 0cm 34° 13°C 0mm 0.43kPa 24135m 1.2m/s 2m/s
11:00
78% 7.4°C 0mm 71% 0cm 41° 12°C 0mm 0.41kPa 24135m 1.1m/s 1.6m/s
12:00
78% 7.2°C 0mm 72% 0cm 46° 12°C 0mm 0.39kPa 24135m 1m/s 1.3m/s
13:00
77% 7.1°C 0mm 73% 0cm 48° 12°C 0mm 0.37kPa 24135m 0.9m/s 0.93m/s
14:00
76% 6.4°C 0mm 74% 0cm 47° 11°C 0mm 0.34kPa 24135m 0.97m/s 1m/s
15:00
76% 5.8°C 0mm 74% 0cm 43° 10°C 0mm 0.32kPa 24135m 1m/s 1.1m/s
16:00
75% 5.1°C 0mm 74% 0cm 37° 9.4°C 0mm 0.3kPa 24135m 1.1m/s 1.1m/s
17:00
74% 4.6°C 0mm 73% 0cm 29° 9.2°C 0mm 0.32kPa 24135m 1.1m/s 1.1m/s
18:00
74% 4°C 0mm 71% 0cm 21° 9°C 0mm 0.33kPa 24135m 1.1m/s 1.1m/s
19:00
73% 3.5°C 0mm 69% 0cm 12° 8.8°C 0mm 0.35kPa 24135m 1.2m/s 1.2m/s
20:00
70% 2.7°C 0mm 67% 0cm 3.9° 8.5°C 0mm 0.37kPa 24135m 1.2m/s 1.2m/s
21:00 ☾
68% 1.9°C 0mm 64% 0cm -4.2° 8.3°C 0mm 0.39kPa 24135m 1.3m/s 1.2m/s
22:00 ☾
65% 1°C 0mm 62% 0cm -11° 8°C 0mm 0.41kPa 24135m 1.3m/s 1.3m/s
23:00 ☾
62% 1.1°C 0mm 61% 0cm -17° 8.1°C 0mm 0.42kPa 24135m 1.1m/s 1.1m/s
Sat, Apr 25 Sunrise 05:50 Sunset 20:32
24:00 ☾
59% 1.2°C 0mm 61% 0cm -21° 8.2°C 0mm 0.42kPa 24135m 0.9m/s 0.9m/s
01:00 ☾
56% 1.3°C 0mm 61% 0cm -22° 8.3°C 0mm 0.42kPa 24135m 0.7m/s 0.71m/s
02:00 ☾
54% 1.8°C 0mm 58% 0cm -22° 9.5°C 0mm 0.49kPa 24135m 0.68m/s 0.75m/s
How to read: these inputs help produce the derived score; they are not requirements by themselves.

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