Skip to content
✨ New: PhotoWeather is now available on iOS and Android
Rule Fog Hunter

Madalena - Fog Hunter - Azores

Madalena, Porto, Portugal

Thick, moody fog for atmospheric forest and landscape shots

Currently

Real-time conditions
Dewpoint Spread2.8°C
Visibility24134 (Clear)
Relative Humidity84%
Wind Speed3.6m/s (calm conditions)

Upcoming Opportunities

When all conditions match, PhotoWeather marks an opportunity window.

Times shown in Europe/Lisbon
fog weather icon
Next opportunity
Moderate Fog
Madalena
Tue, Apr 14 · 04:00–05:00 · 1h window
Medium confidence
58%
🌫️Fog Probability84.8%
Dewpoint Spread: 0.5°C
Visibility: 327 (Fog)
Relative Humidity: 97%
Wind Speed: 0.9m/s (calm conditions)

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.

Create your own Fog Hunter alerts

Get notified when these conditions match at your own locations.

Get this template

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/Lisbon
Fog Probability
≥ 60.0%
Wed, Apr 8
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, Apr 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, Apr 10
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%
Sat, Apr 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%
13:000%
14:000%
15:000%
16:000%
17:000%
18:000%
19:000%
20:000%
21:000%
22:000%
23:000%
Sun, Apr 12
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/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
Thu, Apr 9 Sunrise 07:05 Sunset 20:07
02:00
20% 11°C 0mm 84% 0cm -41° 14°C 0mm 0.25kPa 24134m 4.9m/s 3.6m/s
03:00
36% 11°C 0mm 84% 0cm -38° 14°C 0mm 0.25kPa 24135m 5m/s 3.5m/s
04:00
51% 11°C 0mm 85% 0cm -31° 13°C 0mm 0.24kPa 24135m 3.8m/s 3.1m/s
05:00
39% 11°C 0mm 84% 0cm -23° 13°C 0mm 0.25kPa 24135m 4.1m/s 3.2m/s
06:00
27% 10°C 0mm 81% 0cm -13° 13°C 0mm 0.28kPa 24134m 2.7m/s 2.3m/s
07:00
15% 9.6°C 0mm 79% 0cm -1.6° 13°C 0mm 0.31kPa 24134m 2.5m/s 2.2m/s
08:00
23% 9.5°C 0mm 78% 0cm 9.6° 13°C 0mm 0.33kPa 24134m 2.4m/s 2m/s
09:00
32% 9.4°C 0mm 76% 0cm 21° 14°C 0mm 0.38kPa 24135m 3.2m/s 2.4m/s
10:00
40% 10°C 0mm 75% 0cm 32° 15°C 0mm 0.41kPa 24134m 4.1m/s 3m/s
11:00
43% 11°C 0mm 73% 0cm 42° 16°C 0mm 0.49kPa 24135m 6.4m/s 5.2m/s
12:00
45% 12°C 0mm 76% 0cm 50° 17°C 0mm 0.44kPa 24135m 8.4m/s 6.7m/s
13:00
48% 13°C 0mm 76% 0cm 56° 17°C 0mm 0.47kPa 24135m 8.3m/s 6.7m/s
14:00
64% 13°C 0mm 75% 0cm 56° 17°C 0mm 0.48kPa 24135m 8.9m/s 7.3m/s
15:00
80% 13°C 0mm 75% 0cm 52° 17°C 0mm 0.49kPa 24134m 10m/s 8.1m/s
16:00
96% 12°C 0mm 62% 0cm 44° 19°C 0mm 0.84kPa 24135m 6.9m/s 5.7m/s
17:00
96% 12°C 0mm 64% 0cm 34° 19°C 0mm 0.82kPa 24134m 6.4m/s 5.2m/s
18:00
97% 13°C 0mm 65% 0cm 23° 19°C 0mm 0.79kPa 24134m 6m/s 5m/s
19:00
97% 12°C 0mm 64% 0cm 12° 20°C 0mm 0.83kPa 24135m 6.2m/s 5.3m/s
20:00
97% 12°C 0mm 57% 0cm 1.1° 20°C 0mm 1kPa 24135m 6.2m/s 5.1m/s
21:00
97% 11°C 0mm 57% 0cm -10° 20°C 0mm 1kPa 24134m 6.5m/s 5.2m/s
22:00
97% 11°C 0mm 60% 0cm -20° 19°C 0mm 0.89kPa 24134m 4.1m/s 3.5m/s
23:00
98% 11°C 0mm 60% 0cm -29° 19°C 0mm 0.85kPa 24135m 3m/s 2.9m/s
Fri, Apr 10 Sunrise 07:05 Sunset 20:07
24:00
98% 11°C 0mm 63% 0cm -36° 18°C 0mm 0.77kPa 24134m 2.9m/s 2.3m/s
01:00
99% 11°C 0mm 66% 0cm -40° 17°C 0mm 0.67kPa 24135m 4.4m/s 4.4m/s
02:00
99% 11°C 0mm 68% 0cm -41° 17°C 0mm 0.62kPa 24134m 3.9m/s 3.8m/s
03:00
99% 11°C 0mm 67% 0cm -37° 17°C 0mm 0.64kPa 24134m 2.7m/s 2.4m/s
04:00
99% 10°C 0mm 65% 0cm -31° 17°C 0mm 0.67kPa 24135m 3.3m/s 3.2m/s
05:00
98% 11°C 0mm 68% 0cm -22° 16°C 0mm 0.59kPa 24134m 2.8m/s 2.7m/s
06:00
98% 11°C 0mm 70% 0cm -12° 16°C 0mm 0.54kPa 24134m 2m/s 1.7m/s
07:00
97% 9.6°C 0mm 65% 0cm -1.2° 16°C 0mm 0.64kPa 24135m 3m/s 3m/s
08:00
94% 9.9°C 0mm 67% 0cm 9.8° 16°C 0mm 0.61kPa 24134m 3.2m/s 3.2m/s
09:00
92% 11°C 0mm 69% 0cm 21° 16°C 0mm 0.56kPa 24134m 2m/s 1.8m/s
10:00
89% 11°C 0mm 69% 0cm 32° 17°C 0mm 0.58kPa 24135m 1.6m/s 1.4m/s
11:00
91% 11°C 0mm 74% 0cm 42° 16°C 0mm 0.46kPa 24135m 4.7m/s 4.1m/s
12:00
92% 12°C 0mm 78% 0cm 51° 16°C 0mm 0.39kPa 24134m 2.9m/s 2.8m/s
13:00
94% 12°C 0mm 82% 0cm 56° 15°C 0mm 0.32kPa 24134m 3.3m/s 3m/s
14:00
91% 13°C 0mm 86% 0cm 57° 15°C 0mm 0.24kPa 11953m 5.4m/s 4.4m/s
15:00
88% 13°C 0mm 86% 0cm 52° 16°C 0mm 0.24kPa 8641m 4.1m/s 3.6m/s
16:00
85% 13°C 0mm 84% 0cm 44° 16°C 0mm 0.27kPa 24134m 2m/s 1.9m/s
17:00
82% 13°C 0mm 83% 0cm 34° 16°C 0mm 0.3kPa 24134m 2.6m/s 2.5m/s
18:00
79% 13°C 0mm 83% 0cm 23° 16°C 0mm 0.3kPa 24135m 2.8m/s 2.8m/s
19:00
76% 13°C 0mm 84% 0cm 12° 15°C 0mm 0.27kPa 24135m 3.5m/s 3.3m/s
20:00
79% 13°C 0mm 88% 0cm 1.2° 15°C 0mm 0.21kPa 24135m 3.4m/s 3m/s
21:00
83% 13°C 0mm 89% 0cm -10° 15°C 0mm 0.18kPa 24134m 3.2m/s 2.7m/s
22:00
86% 13°C 0mm 91% 0cm -20° 15°C 0.06mm 0.15kPa 24135m 2m/s 1.7m/s
23:00
84% 13°C 0mm 91% 0cm -29° 14°C 0.06mm 0.15kPa 24134m 2.3m/s 2.1m/s
Sat, Apr 11 Sunrise 07:03 Sunset 20:08
24:00
81% 13°C 0.01mm 92% 0cm -36° 14°C 0.06mm 0.12kPa 20410m 6.2m/s 6.2m/s
01:00
79% 12°C 0mm 91% 0cm -40° 14°C 0.06mm 0.14kPa 24134m 8.1m/s 7.5m/s
02:00
64% 12°C 0mm 88% 0cm -40° 14°C 0mm 0.2kPa 24134m 9m/s 6.5m/s
03:00
49% 11°C 0mm 86% 0cm -37° 14°C 0mm 0.22kPa 24134m 9.6m/s 7m/s
04:00
34% 12°C 0mm 87% 0cm -31° 14°C 0mm 0.2kPa 24135m 12m/s 9.5m/s
05:00
25% 12°C 0mm 88% 0cm -22° 13°C 0mm 0.19kPa 24135m 13m/s 11m/s
06:00
17% 12°C 0mm 88% 0cm -12° 13°C 0mm 0.19kPa 24135m 14m/s 11m/s
07:00
8% 11°C 0mm 88% 0cm -0.88° 13°C 0mm 0.17kPa 24135m 15m/s 14m/s
08:00
5% 9.4°C 0mm 74% 0cm 10° 14°C 0mm 0.42kPa 24135m 13m/s 12m/s
09:00
3% 6.9°C 0mm 59% 0cm 21° 15°C 0mm 0.69kPa 24135m 12m/s 10m/s
10:00
0% 3.5°C 0mm 44% 0cm 32° 16°C 0mm 0.99kPa 24135m 10m/s 8.2m/s
11:00
0% 2.9°C 0mm 44% 0cm 43° 15°C 0mm 0.95kPa 24135m 11m/s 8.2m/s
12:00
0% 2.2°C 0mm 44% 0cm 51° 14°C 0mm 0.9kPa 24135m 12m/s 8.2m/s
13:00
0% 1.6°C 0mm 44% 0cm 56° 13°C 0mm 0.86kPa 24135m 13m/s 8.2m/s
14:00
6% 0.6°C 0mm 45% 0cm 57° 12°C 0mm 0.79kPa 24135m 12m/s 7.6m/s
15:00
12% -0.3°C 0mm 45% 0cm 52° 11°C 0mm 0.73kPa 24135m 12m/s 7m/s
16:00
18% -1.3°C 0mm 45% 0cm 44° 10°C 0mm 0.67kPa 24135m 11m/s 6.4m/s
17:00
21% -1°C 0mm 48% 0cm 34° 9.3°C 0mm 0.61kPa 24135m 10m/s 5.7m/s
18:00
23% -0.8°C 0mm 51% 0cm 24° 8.7°C 0mm 0.55kPa 24135m 9.4m/s 5.1m/s
19:00
26% -0.7°C 0mm 54% 0cm 12° 8°C 0mm 0.49kPa 24135m 8.5m/s 4.4m/s
20:00
45% -0.5°C 0mm 57% 0cm 1.4° 7.6°C 0mm 0.45kPa 24135m 8.7m/s 4.1m/s
21:00
64% -0.3°C 0mm 59% 0cm -9.8° 7.1°C 0mm 0.41kPa 24135m 8.9m/s 3.8m/s
22:00
83% -0.2°C 0mm 62% 0cm -20° 6.7°C 0mm 0.38kPa 24135m 9m/s 3.4m/s
23:00
84% -0.1°C 0mm 63% 0cm -29° 6.5°C 0mm 0.36kPa 24135m 8.8m/s 3.1m/s
Sun, Apr 12 Sunrise 07:02 Sunset 20:09
24:00
84% 0°C 0mm 64% 0cm -36° 6.2°C 0mm 0.34kPa 24135m 8.6m/s 2.8m/s
01:00
85% 0°C 0mm 66% 0cm -40° 6°C 0mm 0.32kPa 24135m 8.4m/s 2.5m/s
How to read: these inputs help produce the derived score; they are not requirements by themselves.

Get Notified of Opportunities

Create your own custom alerts for this location and more.

Create Free Account