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Rule Fog Hunter

Fog Hunter Forecast for Lewes, London & Southeast England

Lewes, England, United Kingdom

Lewes sits between chalk ridges beside the River Ouse, pairing castle ruins and tiled rooftops with floodplain curves and open downland.

Currently

Real-time conditions
Dewpoint Spread1.0°C
Visibility21783 (Clear)
Relative Humidity94%
Wind Speed7.0m/s (moderate winds)

Upcoming Opportunities

When all conditions match, PhotoWeather marks an opportunity window.

Times shown in Europe/London

No opportunities in the next 14 days

See which requirements block the most forecast hours below.

Most common blockers (95-hour forecast)

  • Fog Probability100% of hours

How this forecast is evaluated

See which weather signals PhotoWeather uses to identify Fog Hunter conditions across London & Southeast England. The requirements and hourly values below show how those signals apply at Lewes.

Explore Fog Hunter conditions across London & Southeast England →

Recorded match history

Completed PhotoWeather forecast matches recorded for this exact rule at Lewes during the last 365 days.

Last 30 days
0
recorded matching windows
Last 90 days
0
recorded matching windows
Last 365 days
3
recorded matching windows · 80% average confidence

Only 3 completed matches are recorded in the last 365 days—insufficient history to identify a reliable typical start time or month.

These figures use completed PhotoWeather MatchEvent records from the previous 365 days only. They describe recorded forecast matches, not observations, climatological probability, or a guarantee of future conditions.

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95-hour requirements breakdown

When available, the detailed table below covers only the stated 95-hour horizon (typically 72–168 hours, depending on available hourly data). Opportunity records above span the next 14 days, so this table does not explain that entire 14-day period.

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%
Mon, Aug 17
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%
Tue, Aug 18
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%
Wed, Aug 19
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%
Thu, Aug 20
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, Aug 21
24:000%
01:000%
02:000%
03:000%
04:000%
05:000%
06:000%
07:000%
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
Tue, Aug 18 Sunrise 05:52 Sunset 20:14
09:00
0% 18°C 0.31mm 94% 0cm 28° 19°C 0.44mm 0.13kPa 21783m 9.9m/s 7m/s
10:00
0% 18°C 0.3mm 94% 0cm 37° 19°C 0.63mm 0.13kPa 16946m 10m/s 7.2m/s
11:00
0% 19°C 0.03mm 94% 0cm 45° 20°C 0.94mm 0.13kPa 20210m 11m/s 8m/s
12:00
0% 19°C 0mm 94% 0cm 50° 20°C 1.1mm 0.15kPa 24134m 11m/s 8.9m/s
13:00
0% 19°C 0mm 92% 0cm 52° 20°C 1.1mm 0.17kPa 24135m 11m/s 9.4m/s
14:00
0% 18°C 0mm 89% 0cm 50° 20°C 0.06mm 0.24kPa 24134m 12m/s 11m/s
15:00
0% 18°C 0mm 86% 0cm 45° 20°C 0.06mm 0.32kPa 24135m 13m/s 11m/s
16:00
0% 18°C 0mm 87% 0cm 38° 20°C 0.06mm 0.3kPa 24135m 13m/s 12m/s
17:00
0% 17°C 0mm 87% 0cm 29° 20°C 0.06mm 0.29kPa 24134m 13m/s 11m/s
18:00
0% 17°C 0mm 87% 0cm 20° 20°C 0.06mm 0.3kPa 24135m 13m/s 10m/s
19:00
0% 17°C 0mm 84% 0cm 11° 20°C 0.06mm 0.36kPa 24135m 13m/s 9.9m/s
20:00
5% 17°C 0mm 83% 0cm 1.7° 20°C 0mm 0.4kPa 24134m 13m/s 9.8m/s
21:00
9% 17°C 0mm 81% 0cm -7.2° 20°C 0mm 0.44kPa 24134m 9.9m/s 7.8m/s
22:00
14% 15°C 0mm 73% 0cm -15° 20°C 0mm 0.64kPa 24134m 8.3m/s 5.8m/s
23:00
10% 13°C 0mm 67% 0cm -21° 20°C 0mm 0.76kPa 24135m 11m/s 7m/s
Wed, Aug 19 Sunrise 05:52 Sunset 20:14
24:00
7% 13°C 0mm 69% 0cm -25° 19°C 0mm 0.67kPa 24134m 11m/s 7.4m/s
01:00
3% 13°C 0mm 71% 0cm -26° 19°C 0mm 0.63kPa 24135m 9.1m/s 7.2m/s
02:00
2% 13°C 0mm 74% 0cm -25° 18°C 0mm 0.55kPa 24135m 7.8m/s 6.7m/s
03:00
1% 14°C 0mm 75% 0cm -21° 18°C 0mm 0.52kPa 24134m 6.6m/s 6.4m/s
04:00
0% 14°C 0.04mm 76% 0cm -16° 18°C 0mm 0.5kPa 24135m 7.3m/s 6.7m/s
05:00
0% 14°C 0.05mm 82% 0cm -8.3° 17°C 0.25mm 0.34kPa 24105m 7.3m/s 6.2m/s
06:00
0% 14°C 0mm 81% 0cm 0.61° 17°C 0.44mm 0.38kPa 21895m 9.4m/s 6.9m/s
07:00
0% 14°C 0mm 75% 0cm 9.4° 18°C 0.56mm 0.52kPa 24134m 10m/s 9.1m/s
08:00
1% 13°C 0mm 74% 0cm 19° 18°C 0.13mm 0.53kPa 24134m 10m/s 9.3m/s
09:00
3% 13°C 0mm 75% 0cm 28° 18°C 0.13mm 0.51kPa 24134m 9m/s 8.3m/s
10:00
4% 13°C 0mm 72% 0cm 37° 18°C 0.13mm 0.57kPa 24135m 8.1m/s 7.4m/s
11:00
5% 13°C 0mm 75% 0cm 44° 18°C 0.13mm 0.52kPa 24134m 8.3m/s 7.8m/s
12:00
6% 14°C 0mm 76% 0cm 50° 18°C 0.13mm 0.49kPa 24134m 9m/s 8.5m/s
13:00
7% 14°C 0mm 77% 0cm 52° 18°C 0.13mm 0.48kPa 24135m 9.2m/s 8.6m/s
14:00
16% 14°C 0mm 79% 0cm 50° 18°C 0mm 0.44kPa 24134m 10m/s 9.3m/s
15:00
25% 15°C 0mm 79% 0cm 45° 18°C 0mm 0.44kPa 24135m 10m/s 9.3m/s
16:00
34% 15°C 0mm 80% 0cm 38° 18°C 0mm 0.43kPa 24134m 11m/s 9.5m/s
17:00
37% 15°C 0mm 81% 0cm 29° 18°C 0mm 0.4kPa 24134m 11m/s 9.6m/s
18:00
40% 15°C 0mm 81% 0cm 20° 19°C 0mm 0.4kPa 24135m 11m/s 9.4m/s
19:00
43% 15°C 0mm 80% 0cm 10° 19°C 0mm 0.44kPa 24134m 11m/s 9.5m/s
20:00
56% 15°C 0mm 81% 0cm 1.4° 19°C 0mm 0.42kPa 24135m 11m/s 9.3m/s
21:00
68% 15°C 0mm 81% 0cm -7.5° 19°C 0.13mm 0.41kPa 24135m 11m/s 9.3m/s
22:00
81% 15°C 0mm 80% 0cm -15° 19°C 0.31mm 0.42kPa 23482m 10m/s 9.4m/s
23:00
83% 15°C 0mm 77% 0cm -21° 19°C 0.5mm 0.51kPa 23962m 11m/s 9.7m/s
Thu, Aug 20 Sunrise 05:53 Sunset 20:12
24:00
86% 14°C 0mm 75% 0cm -25° 19°C 0.63mm 0.55kPa 24134m 11m/s 9.6m/s
01:00
88% 14°C 0mm 74% 0cm -27° 18°C 0.69mm 0.54kPa 24135m 9.3m/s 7.8m/s
02:00
85% 13°C 0mm 73% 0cm -25° 17°C 0mm 0.53kPa 24135m 6.8m/s 5.3m/s
03:00
83% 13°C 0mm 73% 0cm -22° 17°C 0.06mm 0.53kPa 22761m 8m/s 5.8m/s
04:00
80% 13°C 0mm 76% 0cm -16° 17°C 0.5mm 0.47kPa 12705m 8.9m/s 7.1m/s
05:00
76% 13°C 0mm 76% 0cm -8.5° 17°C 0.88mm 0.47kPa 15068m 8.6m/s 6.5m/s
06:00
73% 13°C 0mm 76% 0cm 0.42° 18°C 1.2mm 0.49kPa 18892m 8.7m/s 7m/s
07:00
69% 13°C 0mm 76% 0cm 9.2° 18°C 1.4mm 0.49kPa 24135m 8.1m/s 6.5m/s
08:00
72% 13°C 0mm 76% 0cm 19° 18°C 0.19mm 0.48kPa 24134m 8.8m/s 7m/s
09:00
75% 14°C 0mm 76% 0cm 28° 18°C 0.19mm 0.49kPa 24134m 8.9m/s 7.6m/s
10:00
78% 13°C 0mm 75% 0cm 37° 18°C 0.19mm 0.51kPa 24135m 9.5m/s 8.2m/s
11:00
76% 13°C 0mm 74% 0cm 44° 18°C 0.25mm 0.52kPa 24135m 9.8m/s 9.1m/s
12:00
75% 13°C 0mm 74% 0cm 49° 18°C 0.38mm 0.54kPa 24135m 9.9m/s 9.7m/s
13:00
73% 13°C 0mm 73% 0cm 51° 18°C 0.38mm 0.56kPa 24135m 10m/s 10m/s
14:00
63% 12°C 0mm 68% 0cm 50° 18°C 0.27mm 0.66kPa 24135m 9.3m/s 8m/s
15:00
52% 11°C 0mm 63% 0cm 45° 18°C 0.17mm 0.75kPa 24135m 8.1m/s 5.8m/s
16:00
42% 9.2°C 0mm 58% 0cm 37° 18°C 0.06mm 0.84kPa 24135m 6.9m/s 3.5m/s
17:00
43% 9.4°C 0mm 60% 0cm 29° 17°C 0.06mm 0.77kPa 24135m 6.1m/s 3.1m/s
18:00
45% 9.5°C 0mm 63% 0cm 20° 17°C 0.06mm 0.7kPa 24135m 5.2m/s 2.6m/s
19:00
46% 9.6°C 0mm 65% 0cm 10° 16°C 0.06mm 0.63kPa 24135m 4.3m/s 2.2m/s
20:00
50% 10°C 0mm 71% 0cm 1.2° 16°C 0.13mm 0.52kPa 24135m 4.3m/s 2.2m/s
21:00
53% 11°C 0mm 76% 0cm -7.8° 15°C 0.19mm 0.41kPa 24135m 4.4m/s 2.3m/s
22:00
57% 11°C 0mm 81% 0cm -15° 15°C 0.25mm 0.31kPa 24135m 4.4m/s 2.3m/s
23:00
58% 12°C 0.01mm 85% 0cm -21° 14°C 0.4mm 0.24kPa 24135m 5.6m/s 2.9m/s
Fri, Aug 21 Sunrise 05:55 Sunset 20:10
24:00
60% 12°C 0.02mm 89% 0cm -25° 14°C 0.54mm 0.18kPa 24135m 6.8m/s 3.5m/s
01:00
61% 12°C 0.03mm 92% 0cm -27° 13°C 0.69mm 0.11kPa 24135m 8m/s 4.1m/s
02:00
52% 12°C 0.02mm 83% 0cm -26° 15°C 0.5mm 0.28kPa 24135m 7.3m/s 4.6m/s
03:00
44% 11°C 0.01mm 73% 0cm -22° 16°C 0.31mm 0.48kPa 24135m 6.6m/s 5.1m/s
04:00
35% 11°C 0mm 64% 0cm -16° 17°C 0.13mm 0.72kPa 24135m 5.9m/s 5.7m/s
05:00
32% 11°C 0mm 62% 0cm -8.8° 18°C 0.5mm 0.78kPa 19262m 5.4m/s 5.5m/s
06:00
28% 11°C 0mm 60% 0cm 0.23° 19°C 0.88mm 0.84kPa 14389m 5m/s 5.3m/s
07:00
25% 11°C 0mm 59% 0cm 19°C 1.3mm 0.91kPa 9515m 4.6m/s 5.1m/s
08:00
24% 11°C 0.06mm 59% 0cm 18° 19°C 1.5mm 0.9kPa 13643m 4.9m/s 5.3m/s
How to read: these inputs help produce the derived score; they are not requirements by themselves.

How this forecast is made

Opportunities are threshold-based signals: PhotoWeather checks whether forecast conditions match the rules for a photography scenario. They are planning guidance, not guarantees. Forecasts can change as new model runs arrive, and confidence generally decreases farther into the forecast horizon, so recheck conditions before travelling.

The weather forecast foundation comes through Open-Meteo , which aggregates models from weather agencies. PhotoWeather applies condition-specific thresholds and derived calculations; not every condition uses every model or data input.

Forecast generated

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