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Rule Fog Hunter

Madalena - Fog Hunter - Azores

Madalena, Porto, Portugal

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 Spread1.8°C
Visibility13688 (Clear)
Relative Humidity90%
Wind Speed5.4m/s (moderate winds)

Upcoming Opportunities

When all conditions match, PhotoWeather marks an opportunity window.

Times shown in Europe/Lisbon

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 volcanic topography and Atlantic weather create dramatic fog conditions across the Azores archipelago. We track humidity, temperature inversions, wind patterns, and elevation to identify when fog fills volcanic calderas while crater rims emerge above, or when ocean mist wraps coastal peaks.

The Azores' volcanic landscape creates natural bowls—massive calderas like Sete Cidades and Lagoa do Fogo—that trap fog and cloud inversions while higher rim viewpoints stay clear. The islands' mid-Atlantic position means frequent interaction with marine air masses, creating the notorious "four seasons in one day" weather that produces ever-changing fog conditions.

What makes Azores fog photography special:

  • Crater inversions - Sete Cidades caldera fills with fog while rim viewpoints offer views of twin lakes emerging from mist
  • Volcanic drama - Pico mountain's 2,351-metre peak pierces clouds, visible from neighboring islands when weather clears
  • Geothermal atmosphere - Furnas valley combines volcanic steam with natural fog, creating otherworldly layered mist
  • Hydrangea tunnels - Blue and pink hydrangeas lining roads disappear into fog during summer flowering season

Miradouro da Vista do Rei overlooking Sete Cidades becomes magical when fog partially fills the caldera—arrive at dawn to catch twin lakes emerging from white mist. Lagoa do Fogo's crater rim provides spectacular inversions when fog fills the interior while you stand in sunshine. Furnas valley combines natural fog with geothermal steam rising from fumaroles, creating complex layers especially atmospheric in early morning. From Faial island, Pico mountain appears and disappears through ocean clouds. The hydrangea-lined roads of São Miguel take on fairy-tale quality when fog drifts through in June and July. Best conditions occur when Atlantic weather systems move through, typically autumn through spring.

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72-hour requirements breakdown

What passed or failed, hour by hour
0matching hours in the next 80 hours
AND logic: all conditions required
Meets requirement
Misses requirement
Time
Europe/Lisbon
Fog Probability
≥ 75.0%
Wed, Jul 8
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, 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%
06:0053%
07:0055%
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%
Sat, Jul 11
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/Lisbon
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 06:10 Sunset 21:08
14:00
10% 16°C 0mm 90% 0cm 71° 17°C 0mm 0.21kPa 13688m 6m/s 5.4m/s
15:00
5% 16°C 0mm 89% 0cm 65° 18°C 0mm 0.21kPa 13433m 7.1m/s 6m/s
16:00
1% 16°C 0mm 90% 0cm 55° 18°C 0mm 0.2kPa 13822m 8.1m/s 6.5m/s
17:00
6% 16°C 0mm 91% 0cm 44° 18°C 0mm 0.18kPa 17507m 8.6m/s 6.5m/s
18:00
12% 16°C 0.01mm 91% 0cm 33° 18°C 0mm 0.18kPa 23399m 8.3m/s 6.2m/s
19:00
17% 16°C 0mm 92% 0cm 22° 17°C 0mm 0.16kPa 24134m 8m/s 5.7m/s
20:00
42% 16°C 0mm 93% 0cm 11° 17°C 0mm 0.14kPa 24134m 7.3m/s 5.4m/s
21:00
67% 16°C 0mm 94% 0cm 1.1° 17°C 0mm 0.12kPa 24134m 6.5m/s 4.7m/s
22:00
92% 16°C 0mm 94% 0cm -8.6° 17°C 0mm 0.11kPa 17057m 5.4m/s 4.2m/s
23:00
94% 16°C 0.01mm 93% 0cm -16° 17°C 0mm 0.14kPa 21272m 4.3m/s 3.7m/s
Thu, Jul 9 Sunrise 06:10 Sunset 21:08
24:00
96% 16°C 0.01mm 92% 0cm -22° 17°C 0mm 0.15kPa 24134m 3.4m/s 3.1m/s
01:00
98% 16°C 0.02mm 92% 0cm -26° 17°C 0.06mm 0.16kPa 24135m 2.5m/s 2.4m/s
02:00
99% 16°C 0.03mm 92% 0cm -26° 17°C 0mm 0.16kPa 24135m 1.2m/s 1.2m/s
03:00
99% 16°C 0.04mm 91% 0cm -24° 18°C 0.06mm 0.18kPa 24135m 1.1m/s 1.1m/s
04:00
100% 16°C 0.03mm 90% 0cm -19° 18°C 0.13mm 0.2kPa 24134m 2.1m/s 1.9m/s
05:00
100% 16°C 0.03mm 90% 0cm -11° 17°C 0.19mm 0.2kPa 24134m 2m/s 1.8m/s
06:00
100% 16°C 0.02mm 90% 0cm -2.4° 18°C 0.19mm 0.21kPa 24134m 2m/s 1.9m/s
07:00
100% 16°C 0.01mm 89% 0cm 7.6° 18°C 0.19mm 0.23kPa 24135m 3.1m/s 2.9m/s
08:00
97% 16°C 0.01mm 88% 0cm 18° 18°C 0mm 0.24kPa 24135m 3.4m/s 3.2m/s
09:00
94% 16°C 0mm 87% 0cm 29° 18°C 0mm 0.27kPa 24134m 3.5m/s 3.3m/s
10:00
91% 16°C 0mm 85% 0cm 41° 18°C 0mm 0.32kPa 24135m 3.8m/s 3.5m/s
11:00
88% 16°C 0mm 87% 0cm 52° 18°C 0mm 0.27kPa 24134m 4.5m/s 4.5m/s
12:00
85% 16°C 0mm 90% 0cm 62° 18°C 0mm 0.21kPa 7950m 4.8m/s 4.7m/s
13:00
82% 16°C 0mm 90% 0cm 69° 18°C 0mm 0.2kPa 7979m 4.9m/s 4.7m/s
14:00
77% 17°C 0mm 90% 0cm 71° 18°C 0mm 0.22kPa 8113m 4.4m/s 4.4m/s
15:00
71% 17°C 0.01mm 89% 0cm 65° 18°C 0mm 0.22kPa 8045m 4.4m/s 4.3m/s
16:00
66% 17°C 0.01mm 90% 0cm 55° 18°C 0mm 0.21kPa 8144m 5m/s 4.6m/s
17:00
69% 17°C 0.01mm 90% 0cm 44° 18°C 0mm 0.22kPa 20336m 4.5m/s 4.1m/s
18:00
71% 17°C 0.01mm 89% 0cm 33° 19°C 0mm 0.24kPa 24135m 3.7m/s 3.3m/s
19:00
74% 17°C 0mm 89% 0cm 22° 19°C 0mm 0.25kPa 24135m 2.2m/s 2.1m/s
20:00
81% 17°C 0mm 90% 0cm 11° 18°C 0mm 0.21kPa 24134m 1.3m/s 1.4m/s
21:00
89% 17°C 0mm 91% 0cm 18°C 0mm 0.19kPa 24135m 1.6m/s 1.4m/s
22:00
96% 17°C 0mm 91% 0cm -8.6° 18°C 0mm 0.19kPa 24135m 0.8m/s 0.69m/s
23:00
93% 16°C 0mm 90% 0cm -17° 18°C 0mm 0.2kPa 24135m 1.1m/s 1.1m/s
Fri, Jul 10 Sunrise 06:10 Sunset 21:08
24:00
91% 17°C 0mm 91% 0cm -23° 18°C 0mm 0.19kPa 24135m 1.4m/s 1.3m/s
01:00
88% 17°C 0mm 92% 0cm -26° 18°C 0mm 0.16kPa 24135m 1.6m/s 1.4m/s
02:00
63% 17°C 0mm 94% 0cm -26° 18°C 0mm 0.12kPa 20938m 0.81m/s 0.44m/s
03:00
38% 17°C 0mm 94% 0cm -24° 18°C 0mm 0.11kPa 20176m 0.9m/s 0.67m/s
04:00
13% 17°C 0mm 94% 0cm -19° 17°C 0mm 0.11kPa 20096m 1.2m/s 1.2m/s
05:00
11% 16°C 0mm 95% 0cm -11° 17°C 0mm 0.1kPa 16353m 1.6m/s 1.6m/s
06:00
8% 16°C 0mm 96% 0cm -2.5° 17°C 0mm 0.09kPa 19895m 2m/s 2m/s
07:00
6% 16°C 0mm 96% 0cm 7.4° 17°C 0mm 0.07kPa 13763m 1.9m/s 2.1m/s
08:00
8% 16°C 0.01mm 95% 0cm 18° 17°C 0mm 0.1kPa 24134m 2m/s 2.1m/s
09:00
10% 16°C 0.01mm 94% 0cm 29° 17°C 0mm 0.11kPa 15736m 2.4m/s 2.5m/s
10:00
12% 16°C 0.01mm 94% 0cm 40° 17°C 0mm 0.12kPa 21917m 2.7m/s 2.7m/s
11:00
17% 16°C 0.01mm 93% 0cm 52° 17°C 0mm 0.14kPa 20309m 2.8m/s 2.8m/s
12:00
23% 17°C 0.01mm 92% 0cm 62° 18°C 0mm 0.15kPa 8680m 2.9m/s 2.9m/s
13:00
28% 17°C 0mm 92% 0cm 69° 18°C 0mm 0.17kPa 8251m 3.3m/s 3.3m/s
14:00
51% 17°C 0mm 90% 0cm 71° 19°C 0mm 0.22kPa 20433m 3.5m/s 3.4m/s
15:00
73% 17°C 0mm 89% 0cm 65° 19°C 0mm 0.23kPa 24134m 3.9m/s 3.7m/s
16:00
96% 17°C 0mm 89% 0cm 55° 19°C 0mm 0.24kPa 24134m 4.3m/s 3.8m/s
17:00
96% 17°C 0mm 90% 0cm 44° 19°C 0mm 0.23kPa 24135m 3.6m/s 3.2m/s
18:00
97% 17°C 0mm 89% 0cm 33° 19°C 0mm 0.24kPa 24135m 2.6m/s 2.4m/s
19:00
97% 18°C 0mm 90% 0cm 22° 19°C 0mm 0.22kPa 24135m 2.5m/s 2.2m/s
20:00
91% 17°C 0mm 91% 0cm 11° 18°C 0mm 0.19kPa 24135m 1.9m/s 1.6m/s
21:00
85% 16°C 0mm 92% 0cm 0.95° 18°C 0mm 0.16kPa 24135m 1.2m/s 1.1m/s
22:00
79% 16°C 0mm 93% 0cm -8.7° 17°C 0mm 0.14kPa 24135m 0.61m/s 0.49m/s
23:00
76% 16°C 0mm 92% 0cm -17° 17°C 0mm 0.16kPa 24135m 0.62m/s 0.52m/s
Sat, Jul 11 Sunrise 06:11 Sunset 21:08
24:00
74% 15°C 0mm 91% 0cm -23° 17°C 0mm 0.18kPa 24135m 0.63m/s 0.55m/s
01:00
71% 15°C 0mm 90% 0cm -26° 17°C 0mm 0.2kPa 24135m 0.64m/s 0.59m/s
02:00
63% 15°C 0mm 80% 0cm -27° 19°C 0mm 0.43kPa 24135m 0.94m/s 1.1m/s
03:00
55% 15°C 0mm 71% 0cm -24° 21°C 0mm 0.71kPa 24135m 1.2m/s 1.6m/s
04:00
47% 15°C 0mm 62% 0cm -19° 23°C 0mm 1.1kPa 24135m 1.5m/s 2.1m/s
05:00
42% 15°C 0mm 59% 0cm -12° 24°C 0mm 1.2kPa 22171m 2.3m/s 2.9m/s
06:00
36% 15°C 0mm 56% 0cm -2.6° 25°C 0mm 1.4kPa 20207m 3.1m/s 3.7m/s
07:00
31% 15°C 0mm 53% 0cm 7.3° 26°C 0mm 1.6kPa 18244m 3.8m/s 4.5m/s
08:00
29% 15°C 0mm 53% 0cm 18° 25°C 0mm 1.5kPa 20207m 3.8m/s 4.4m/s
09:00
28% 15°C 0mm 54% 0cm 29° 25°C 0mm 1.4kPa 22171m 3.8m/s 4.2m/s
10:00
26% 15°C 0mm 54% 0cm 40° 24°C 0mm 1.4kPa 24135m 3.7m/s 4m/s
11:00
29% 15°C 0mm 57% 0cm 51° 24°C 0mm 1.3kPa 24135m 3.4m/s 3.5m/s
12:00
33% 15°C 0mm 60% 0cm 62° 23°C 0mm 1.1kPa 24135m 3.1m/s 3.1m/s
13:00
36% 15°C 0mm 62% 0cm 69° 22°C 0mm 1kPa 24135m 2.7m/s 2.6m/s
How to read: these inputs help produce the derived score; they are not requirements by themselves.

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