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Rule Fog Hunter

Isle of Lewis - Fog Hunter - Scotland

Stornoway, Scotland, United Kingdom

Thick, moody fog for atmospheric forest and landscape shots

Upcoming Opportunities

When all conditions match, PhotoWeather marks an opportunity window.

Times shown in Europe/London
Next opportunity
Dense Fog (lingering)
Isle of Lewis
Tue, Jan 13 · 12:00–13:00 · 1h window
Medium confidence
55%
Dense Fog (lingering)
Isle of Lewis
Tue, Jan 13 · 20:00–22:00
Medium
Dense Fog (lingering)
Isle of Lewis
Sat, Jan 17 · 24:00–07:00
High

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72-hour requirements breakdown

What passed or failed, hour by hour
3matching hours in the next 72 hoursJump to next match
AND logic: all conditions required
Meets requirement
Misses requirement
Time
Europe/London
Fog Probability
≥ 85.0%
Dewpoint Spread
≤ 2.0°C
Visibility
≤ 3000.0m
Wind Speed
≤ 2.0m/s
Sun, Jan 11
18:000%0.8°C6220m7.6m/s
19:000%1.4°C50000m9.1m/s
20:000%1.2°C26520m7.8m/s
21:000%1.2°C10580m8.2m/s
22:000%1.2°C14660m8.8m/s
23:000%1.2°C50000m9.9m/s
Mon, Jan 12
24:000%2°C50000m13m/s
01:000%1.5°C20160m12m/s
02:000%2°C6320m16m/s
03:000%2°C9040m15m/s
04:000%3.1°C21240m12m/s
05:000%3.6°C23560m11m/s
06:000%3.1°C21100m10m/s
07:000%3.2°C21300m9.9m/s
08:000%3.8°C24440m9.5m/s
09:000%3.8°C23740m9.7m/s
10:000%2.4°C13340m8.9m/s
11:000%2.7°C50000m9.4m/s
12:000%2.6°C28740m11m/s
13:000%1.9°C14920m10m/s
14:000%2°C15600m8m/s
15:000%4°C24780m9.2m/s
16:000%4°C50000m9.4m/s
17:000%3.1°C10920m11m/s
18:000%1.4°C17640m9.2m/s
19:000%2.2°C16700m9.1m/s
20:000%2.5°C18680m8.7m/s
21:000%1.9°C14900m7.5m/s
22:000%2.2°C16600m6.6m/s
23:000%2.7°C50000m6.1m/s
Tue, Jan 13
24:000%3°C50000m5.8m/s
01:000%3.2°C50000m4.6m/s
02:000%2°C15740m2.9m/s
03:000%1.2°C50000m2.7m/s
04:000%1°C50000m2.7m/s
05:0068%0.9°C11700m1.3m/s
06:0094%0.4°C3100m1m/s
07:0092%0.6°C4060m1.5m/s
08:0076%0.9°C9740m1.8m/s
09:0092%0.7°C2990m2.5m/s
10:0092%0.7°C4010m1.9m/s
11:000%1.2°C12860m1.5m/s
12:0094%1.5°C1100m1.3m/s
13:000%1.5°C19840m1.1m/s
14:000%2°C17940m1m/s
15:000%1.5°C17140m1.2m/s
16:000%1.5°C26180m1.3m/s
17:000%1.3°C22420m1.4m/s
18:000%1.3°C36880m1.4m/s
19:000%1.3°C33360m0.83m/s
20:00100%0.9°C940m0.85m/s
21:00100%0.7°C360m1.4m/s
22:00100%1.5°C680m2.4m/s
23:0079%1.9°C2260m3.3m/s
Wed, Jan 14
24:000%2.4°C5080m3.2m/s
01:000%2.2°C10660m3.5m/s
02:000%2.4°C22120m3.3m/s
03:000%2.6°C41120m3.2m/s
04:000%2.7°C45920m3.1m/s
05:000%3.3°C45920m3m/s
06:000%3.6°C39280m2.9m/s
07:000%3.6°C45900m2.7m/s
08:000%3.3°C45900m3m/s
09:000%3.3°C45900m3.5m/s
10:000%3.5°C45880m2.9m/s
11:000%2.9°C41080m2.9m/s
12:000%3.1°C41080m2.9m/s
13:000%3.9°C45880m3.2m/s
14:000%4.8°C45880m3.7m/s
15:000%5°C49640m4m/s
16:000%4.1°C14200m5m/s
17:000%4.1°C16880m6.1m/s
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
Dew Point
°C
Rainfall
mm
Relative Humidity
%
Snowfall
cm
Temperature
°C
Total Precipitation
mm
Vapor Pressure Deficit
kPa
Wind Gusts
m/s
Sun, Jan 11 Sunrise 09:05 Sunset 16:01
19:00 ☾
6.9°C 0.1mm 91% 0cm 8.3°C 0.1mm 0.1kPa 16m/s
20:00 ☾
6.6°C 0.5mm 92% 0cm 7.8°C 0.5mm 0.08kPa 15m/s
21:00 ☾
6.5°C 1mm 92% 0cm 7.7°C 1mm 0.08kPa 14m/s
22:00 ☾
6.7°C 1.2mm 92% 0cm 7.9°C 1.2mm 0.09kPa 15m/s
23:00 ☾
7.7°C 0.5mm 92% 0cm 8.9°C 0.5mm 0.09kPa 19m/s
Mon, Jan 12 Sunrise 09:04 Sunset 16:03
24:00 ☾
6.5°C 0mm 87% 0cm 8.5°C 0mm 0.14kPa 22m/s
01:00 ☾
7.1°C 0.4mm 90% 0cm 8.6°C 0.4mm 0.11kPa 22m/s
02:00 ☾
5°C 2.5mm 87% 0cm 7°C 2.5mm 0.13kPa 29m/s
03:00 ☾
5.5°C 3.8mm 87% 0cm 7.5°C 3.8mm 0.13kPa 28m/s
04:00 ☾
4.9°C 1.6mm 81% 0cm 8°C 1.6mm 0.2kPa 25m/s
05:00 ☾
4.4°C 0mm 78% 0cm 8°C 0mm 0.24kPa 21m/s
06:00 ☾
4.9°C 0mm 81% 0cm 8°C 0mm 0.2kPa 19m/s
07:00 ☾
5.1°C 0mm 80% 0cm 8.3°C 0mm 0.22kPa 18m/s
08:00 ☾
4.7°C 0mm 77% 0cm 8.5°C 0mm 0.26kPa 17m/s
09:00 ☾
4.8°C 0.1mm 77% 0cm 8.6°C 0.1mm 0.26kPa 17m/s
10:00
6°C 0.1mm 85% 0cm 8.4°C 0.1mm 0.17kPa 17m/s
11:00
5.8°C 0.1mm 83% 0cm 8.5°C 0.1mm 0.19kPa 16m/s
12:00
6.4°C 0mm 84% 0cm 9°C 0mm 0.18kPa 19m/s
13:00
6.7°C 0.1mm 88% 0cm 8.6°C 0.1mm 0.13kPa 19m/s
14:00
5.1°C 0.2mm 87% 0cm 7.1°C 0.2mm 0.13kPa 18m/s
15:00
3.6°C 0mm 76% 0cm 7.6°C 0mm 0.25kPa 16m/s
16:00
3.8°C 0mm 76% 0cm 7.8°C 0mm 0.25kPa 16m/s
17:00 ☾
4.6°C 0.2mm 81% 0cm 7.7°C 0.2mm 0.2kPa 18m/s
18:00 ☾
6.1°C 2.7mm 91% 0cm 7.5°C 2.7mm 0.09kPa 18m/s
19:00 ☾
6.1°C 0.4mm 86% 0cm 8.3°C 0.4mm 0.15kPa 16m/s
20:00 ☾
5.2°C 0mm 84% 0cm 7.7°C 0mm 0.17kPa 16m/s
21:00 ☾
5.4°C 0mm 88% 0cm 7.3°C 0mm 0.12kPa 15m/s
22:00 ☾
5.2°C 0mm 86% 0cm 7.4°C 0mm 0.14kPa 14m/s
23:00 ☾
4.4°C 0mm 83% 0cm 7.1°C 0mm 0.17kPa 13m/s
Tue, Jan 13 Sunrise 09:03 Sunset 16:05
24:00 ☾
3.8°C 0mm 81% 0cm 6.8°C 0mm 0.19kPa 10m/s
01:00 ☾
3.3°C 0mm 80% 0cm 6.5°C 0mm 0.19kPa 10m/s
02:00 ☾
3.7°C 0mm 87% 0cm 5.7°C 0mm 0.12kPa 7.6m/s
03:00 ☾
2.8°C 0mm 92% 0cm 4°C 0mm 0.07kPa 4.4m/s
04:00 ☾
3°C 0mm 93% 0cm 4°C 0mm 0.06kPa 4.5m/s
05:00 ☾
2.4°C 0mm 94% 0cm 3.3°C 0mm 0.05kPa 4.1m/s
06:00 ☾
1.7°C 0mm 97% 0cm 2.1°C 0mm 0.02kPa 1.7m/s
07:00 ☾
2°C 0mm 96% 0cm 2.6°C 0mm 0.03kPa 1.6m/s
08:00 ☾
2°C 0mm 94% 0cm 2.9°C 0mm 0.05kPa 2.6m/s
09:00 ☾
1.8°C 0mm 95% 0cm 2.5°C 0mm 0.04kPa 3.9m/s
10:00
1.9°C 0mm 95% 0cm 2.6°C 0mm 0.04kPa 3m/s
11:00
2.4°C 0mm 92% 0cm 3.6°C 0mm 0.06kPa 2.5m/s
12:00
2.5°C 0mm 90% 0cm 4°C 0mm 0.08kPa 2.5m/s
13:00
2.6°C 0mm 90% 0cm 4.1°C 0mm 0.08kPa 2.5m/s
14:00
2°C 0mm 87% 0cm 4°C 0.1mm 0.11kPa 2.2m/s
15:00
2.2°C 0mm 90% 0cm 3.7°C 0mm 0.08kPa 2.1m/s
16:00
1.7°C 0mm 90% 0cm 3.2°C 0mm 0.08kPa 2.1m/s
17:00 ☾
1.2°C 0mm 91% 0cm 2.5°C 0mm 0.07kPa 2.4m/s
18:00 ☾
0.2°C 0mm 91% 0cm 1.5°C 0mm 0.06kPa 2.2m/s
19:00 ☾
-0.1°C 0mm 91% 0cm 1.2°C 0mm 0.06kPa 2m/s
20:00 ☾
-0.3°C 0mm 94% 0cm 0.6°C 0mm 0.04kPa 1.4m/s
21:00 ☾
-0.6°C 0mm 95% 0cm 0.1°C 0mm 0.03kPa 1.9m/s
22:00 ☾
-0.7°C 0mm 90% 0cm 0.8°C 0mm 0.06kPa 3.7m/s
23:00 ☾
-0.4°C 0mm 87% 0cm 1.5°C 0mm 0.09kPa 5.3m/s
Wed, Jan 14 Sunrise 09:02 Sunset 16:07
24:00 ☾
-0.7°C 0mm 84% 0cm 1.7°C 0mm 0.11kPa 5.4m/s
01:00 ☾
-0.6°C 0mm 85% 0cm 1.6°C 0mm 0.1kPa 5.7m/s
02:00 ☾
-0.8°C 0mm 84% 0cm 1.6°C 0mm 0.11kPa 5.7m/s
03:00 ☾
-1°C 0mm 83% 0cm 1.6°C 0mm 0.12kPa 5.4m/s
04:00 ☾
-1.1°C 0mm 82% 0cm 1.6°C 0mm 0.12kPa 5.4m/s
05:00 ☾
-1.1°C 0mm 79% 0cm 2.2°C 0mm 0.15kPa 5.2m/s
06:00 ☾
-0.9°C 0mm 77% 0cm 2.7°C 0mm 0.17kPa 5.2m/s
07:00 ☾
-0.8°C 0mm 77% 0cm 2.8°C 0mm 0.17kPa 4.9m/s
08:00 ☾
-0.5°C 0mm 79% 0cm 2.8°C 0mm 0.16kPa 5.1m/s
09:00 ☾
-0.5°C 0mm 79% 0cm 2.8°C 0mm 0.16kPa 5.8m/s
10:00
-0.3°C 0mm 78% 0cm 3.2°C 0mm 0.17kPa 6m/s
11:00
0.4°C 0mm 81% 0cm 3.3°C 0mm 0.15kPa 4.8m/s
12:00
0.9°C 0mm 80% 0cm 4°C 0mm 0.16kPa 5.2m/s
13:00
0.8°C 0mm 76% 0cm 4.7°C 0mm 0.2kPa 5.5m/s
14:00
0.4°C 0mm 71% 0cm 5.2°C 0mm 0.26kPa 6.6m/s
15:00
0.5°C 0mm 70% 0cm 5.5°C 0mm 0.27kPa 6.4m/s
16:00
1.1°C 0mm 75% 0cm 5.2°C 0mm 0.22kPa 8.2m/s
17:00 ☾
1.6°C 0mm 75% 0cm 5.7°C 0mm 0.23kPa 10m/s
18:00 ☾
2.7°C 0.1mm 82% 0cm 5.5°C 0.1mm 0.16kPa 13m/s
How to read: these inputs help produce the derived score; they are not requirements by themselves.

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