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Rule Fog Hunter

Mývatn - Fog Hunter - Iceland

Reykjahlíð, Northeast, Iceland

Thick, moody fog for atmospheric forest and landscape shots

Currently

Real-time conditions
Dewpoint Spread2.2°C
Visibility24134 (Clear)
Relative Humidity84%
Wind Speed2.3m/s (calm conditions)

Upcoming Opportunities

When all conditions match, PhotoWeather marks an opportunity window.

Times shown in Atlantic/Reykjavik
fog weather icon
Next opportunity
Dense Fog
Mývatn
Today · 12:00–17:00 · 5h window
High confidence
86%
🌫️Fog Probability76.8-90.5%
Dewpoint Spread: 0.1°C
Visibility: 1704 (Mist/Haze)
Relative Humidity: 100%
Wind Speed: 3.4m/s (calm conditions)
fog weather icon
Moderate Fog
Mývatn
Sat, Apr 11 · 15:00–16:00
🌫️Fog Probability:71.2%
Medium
fog weather icon
Dense Fog
Mývatn
Mon, Apr 13 · 15:00–16:00
🌫️Fog Probability:91.4%
Medium
fog weather icon
Moderate Fog at Sunset
Mývatn
Mon, Apr 13 · 19:00–22:00
🌫️Fog Probability:64.7-66.7%
Low
fog weather icon
Moderate Fog
Mývatn
Mon, Apr 13 · 22:00–02:00
🌫️Fog Probability:61.4-63.4%
Low
fog weather icon
Dense Fog
Mývatn
Tue, Apr 14 · 03:00–04:00
🌫️Fog Probability:100%
Medium
fog weather icon
Moderate Fog at Sunrise
Mývatn
Tue, Apr 14 · 05:00–07:00
🌫️Fog Probability:60.7-64.1%
Low
+5 more windows in the next 10 days

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72-hour requirements breakdown

What passed or failed, hour by hour
9matching hours in the next 91 hoursJump to next match
AND logic: all conditions required
Meets requirement
Misses requirement
Time
Atlantic/Reykjavik
Fog Probability
≥ 60.0%
Wed, Apr 8
05:000%
06:000%
07:000%
08:000%
09:000%
10:000%
11:0087%
12:0096%
13:00100%
14:0055%
15:0055%
16:0053%
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%
12:0078%
13:0089%
14:0090%
15:0085%
16:0077%
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%
12:0031%
13:0045%
14:0048%
15:0071%
16:0023%
17:000%
18:000%
19:000%
20:000%
21:000%
22:000%
23:000%
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
Atlantic/Reykjavik
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 05:52 Sunset 20:27
01:00
4% -9.1°C 0mm 84% 0cm -17° -6.9°C 0mm 0.06kPa 24134m 2.2m/s 2.3m/s
02:00
7% -7.3°C 0mm 84% 0cm -16° -5°C 0mm 0.07kPa 24135m 4.8m/s 4.2m/s
03:00
11% -7.6°C 0mm 84% 0cm -14° -5.3°C 0mm 0.07kPa 24135m 5.1m/s 4.5m/s
04:00
8% -7.4°C 0mm 82% 0cm -10° -4.8°C 0mm 0.08kPa 24135m 4.8m/s 4.3m/s
05:00
4% -7.3°C 0mm 83% 0cm -5.6° -4.9°C 0mm 0.07kPa 24134m 4.6m/s 4.1m/s
06:00
1% -7.1°C 0mm 86% 0cm 0.42° -5.1°C 0mm 0.06kPa 24134m 4.7m/s 4.2m/s
07:00
1% -6.7°C 0mm 88% 0cm 6.1° -5.1°C 0mm 0.05kPa 24134m 4.2m/s 3.8m/s
08:00
0% -5.4°C 0mm 87% 0cm 12° -3.7°C 0mm 0.06kPa 24135m 3.6m/s 3.2m/s
09:00
0% -4°C 0mm 87% 0cm 18° -2.2°C 0mm 0.07kPa 24134m 2.5m/s 2.4m/s
10:00
0% -2.6°C 0mm 86% 0cm 24° -0.51°C 0mm 0.08kPa 24135m 3.1m/s 2.6m/s
11:00
0% -1.1°C 0mm 92% 0cm 28° 0.14°C 0mm 0.05kPa 24135m 4m/s 2.9m/s
12:00
0% 0.2°C 0mm 98% 0cm 31° 0.46°C 0mm 0.01kPa 24135m 4.1m/s 2.7m/s
13:00
5% 0.5°C 0mm 100% 0cm 32° 0.59°C 0mm 0kPa 3999m 3.6m/s 2.7m/s
14:00
9% 0.8°C 0mm 100% 0cm 31° 0.85°C 0mm 0kPa 1704m 4.8m/s 3.4m/s
15:00
14% 1.1°C 0mm 100% 0cm 29° 1.1°C 0mm 0kPa 225m 6.3m/s 3.9m/s
16:00
10% 0.9°C 0mm 100% 0cm 25° 0.91°C 0mm 0kPa 157m 9m/s 4.8m/s
17:00
5% 0.4°C 0mm 97% 0cm 20° 0.87°C 0mm 0.02kPa 2080m 9.8m/s 5.7m/s
18:00
1% -0.5°C 0mm 87% 0cm 14° 1.5°C 0mm 0.09kPa 24135m 11m/s 6.8m/s
19:00
3% -1.5°C 0mm 85% 0cm 8.1° 0.77°C 0mm 0.1kPa 24135m 9.4m/s 6m/s
20:00
4% -2.9°C 0mm 82% 0cm 2.2° -0.22°C 0mm 0.11kPa 24134m 9.8m/s 6.2m/s
21:00
6% -4.2°C 0mm 81% 0cm -3.7° -1.4°C 0mm 0.1kPa 24134m 8.8m/s 5.7m/s
22:00
5% -5.3°C 0mm 82% 0cm -8.8° -2.6°C 0mm 0.09kPa 24135m 8m/s 5.4m/s
23:00
5% -6°C 0mm 83% 0cm -13° -3.5°C 0mm 0.08kPa 24134m 7.1m/s 5m/s
Fri, Apr 10 Sunrise 05:48 Sunset 20:31
24:00
4% -5.8°C 0.03mm 84% 0cm -15° -3.5°C 0mm 0.08kPa 24135m 5.1m/s 4.1m/s
01:00
6% -5.7°C 0.03mm 86% 0cm -16° -3.6°C 0.06mm 0.07kPa 24134m 4.4m/s 3.6m/s
02:00
8% -5.6°C 0.03mm 86% 0cm -16° -3.6°C 0.13mm 0.07kPa 24134m 3.9m/s 3.3m/s
03:00
10% -5.9°C 0.02mm 86% 0cm -14° -3.8°C 0.13mm 0.07kPa 24135m 3.9m/s 3.3m/s
04:00
8% -5.9°C 0.02mm 85% 0cm -10° -3.8°C 0.13mm 0.07kPa 24134m 3.8m/s 3.3m/s
05:00
7% -5.8°C 0.01mm 84% 0cm -5.2° -3.5°C 0.19mm 0.07kPa 24134m 5.3m/s 4.1m/s
06:00
5% -5.4°C 0.02mm 85% 0cm 0.74° -3.2°C 0.19mm 0.07kPa 24135m 5.2m/s 3.9m/s
07:00
8% -5.2°C 0.03mm 86% 0.03cm 6.5° -3.2°C 0mm 0.07kPa 24080m 3.6m/s 3m/s
08:00
11% -5°C 0.02mm 85% 0cm 13° -2.9°C 0.06mm 0.07kPa 24134m 3.3m/s 2.9m/s
09:00
14% -4.6°C 0mm 84% 0cm 19° -2.3°C 0.06mm 0.08kPa 24135m 3.9m/s 3m/s
10:00
16% -4.6°C 0mm 81% 0cm 24° -1.8°C 0.06mm 0.1kPa 24135m 4.2m/s 2.7m/s
11:00
17% -4.4°C 0mm 79% 0cm 28° -1.3°C 0.06mm 0.12kPa 24134m 5.6m/s 3.8m/s
12:00
19% -4.3°C 0mm 77% 0cm 31° -0.83°C 0.06mm 0.13kPa 24134m 6.4m/s 4.3m/s
13:00
31% -4°C 0mm 77% 0cm 32° -0.45°C 0mm 0.14kPa 24134m 6.2m/s 4.6m/s
14:00
42% -3.4°C 0mm 79% 0cm 32° -0.19°C 0mm 0.13kPa 24134m 6.1m/s 4.6m/s
15:00
54% -3.4°C 0mm 78% 0cm 29° -0.09°C 0mm 0.13kPa 24134m 6m/s 4.7m/s
16:00
56% -3.7°C 0mm 78% 0cm 25° -0.29°C 0mm 0.13kPa 24134m 5.9m/s 4.6m/s
17:00
57% -4.1°C 0mm 78% 0cm 20° -0.84°C 0mm 0.12kPa 24135m 6.2m/s 4.1m/s
18:00
59% -4.9°C 0mm 78% 0cm 15° -1.6°C 0mm 0.12kPa 24135m 5.6m/s 4m/s
19:00
65% -5.8°C 0mm 79% 0cm 8.5° -2.6°C 0mm 0.11kPa 24135m 6m/s 4.5m/s
20:00
71% -6.8°C 0mm 80% 0cm 2.5° -3.9°C 0mm 0.09kPa 24134m 5.7m/s 4.3m/s
21:00
77% -7.8°C 0mm 80% 0cm -3.4° -4.9°C 0mm 0.08kPa 24135m 3.6m/s 3.8m/s
22:00
76% -8.6°C 0mm 81% 0cm -8.4° -5.9°C 0mm 0.07kPa 24134m 3.9m/s 3.9m/s
23:00
75% -9.5°C 0mm 84% 0cm -12° -7.2°C 0mm 0.06kPa 24135m 3.2m/s 3.3m/s
Sat, Apr 11 Sunrise 05:45 Sunset 20:34
24:00
74% -10°C 0mm 85% 0cm -15° -8.2°C 0mm 0.05kPa 24134m 2.7m/s 2.8m/s
01:00
66% -11°C 0mm 86% 0cm -16° -9°C 0mm 0.04kPa 24134m 2.1m/s 2.2m/s
02:00
59% -11°C 0mm 87% 0cm -15° -9.5°C 0mm 0.04kPa 24134m 2m/s 2.1m/s
03:00
51% -11°C 0mm 87% 0cm -13° -9°C 0mm 0.04kPa 24135m 2.4m/s 2.5m/s
04:00
46% -10°C 0mm 85% 0cm -9.6° -8.4°C 0mm 0.05kPa 24135m 2.9m/s 2.9m/s
05:00
41% -11°C 0mm 86% 0cm -4.8° -9.4°C 0mm 0.04kPa 24135m 2.1m/s 2.2m/s
06:00
36% -12°C 0mm 86% 0cm 1.1° -10°C 0mm 0.04kPa 24135m 2.3m/s 2.4m/s
07:00
29% -10°C 0mm 85% 0cm 6.8° -8.3°C 0mm 0.05kPa 24135m 2.5m/s 2.5m/s
08:00
21% -8.5°C 0mm 85% 0cm 13° -6.3°C 0mm 0.06kPa 24135m 2.8m/s 2.5m/s
09:00
14% -6.7°C 0mm 84% 0cm 19° -4.4°C 0mm 0.07kPa 24135m 3m/s 2.5m/s
10:00
10% -6.1°C 0.01mm 87% 0cm 24° -4.3°C 0.02mm 0.06kPa 17925m 3.4m/s 2.5m/s
11:00
6% -5.5°C 0.02mm 90% 0cm 29° -4.2°C 0.04mm 0.04kPa 11715m 3.7m/s 2.6m/s
12:00
2% -5°C 0.03mm 94% 0cm 32° -4.1°C 0.06mm 0.03kPa 5505m 4.1m/s 2.6m/s
13:00
1% -5.1°C 0.03mm 95% 0cm 33° -4.4°C 0.1mm 0.02kPa 4371m 4.7m/s 2.9m/s
14:00
1% -5.2°C 0.04mm 97% 0cm 32° -4.7°C 0.15mm 0.01kPa 3238m 5.2m/s 3.2m/s
15:00
0% -5.2°C 0.04mm 98% 0cm 30° -5°C 0.19mm 0.01kPa 2104m 5.7m/s 3.5m/s
16:00
0% -4.6°C 0.13mm 97% 0.1cm 26° -4.3°C 0.38mm 0.01kPa 1528m 7.7m/s 4.7m/s
17:00
0% -4°C 0.21mm 97% 0.2cm 21° -3.6°C 0.56mm 0.01kPa 952m 9.6m/s 5.8m/s
18:00
0% -3.4°C 0.3mm 96% 0.3cm 15° -2.9°C 0.75mm 0.02kPa 376m 12m/s 7m/s
19:00
0% -3.4°C 0.48mm 96% 0.48cm 8.8° -2.9°C 0.98mm 0.02kPa 289m 13m/s 7.6m/s
20:00
0% -3.4°C 0.67mm 97% 0.67cm 2.8° -3°C 1.2mm 0.02kPa 201m 14m/s 8.3m/s
21:00
0% -3.4°C 0.85mm 97% 0.85cm -3° -3°C 1.4mm 0.01kPa 114m 15m/s 8.9m/s
22:00
0% -2.8°C 0.79mm 97% 0.79cm -8.1° -2.5°C 2.3mm 0.01kPa 94m 15m/s 8.6m/s
23:00
0% -2.2°C 0.72mm 98% 0.72cm -12° -1.9°C 3.2mm 0.01kPa 74m 14m/s 8.3m/s
Sun, Apr 12 Sunrise 05:41 Sunset 20:37
24:00
0% -1.7°C 0.66mm 98% 0.66cm -15° -1.4°C 4.1mm 0.01kPa 53m 13m/s 8m/s
How to read: these inputs help produce the derived score; they are not requirements by themselves.

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