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Rule Fog Hunter

Kumamoto - Fog Hunter - Kyushu

Kumamoto, Kumamoto, Japan

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 Spread4.1°C
Visibility24135 (Clear)
Relative Humidity78%
Wind Speed1.5m/s (calm conditions)

Upcoming Opportunities

When all conditions match, PhotoWeather marks an opportunity window.

Times shown in Asia/Tokyo

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 Kyushu's volcanic steam, subtropical humidity, and mountainous terrain create atmospheric photography conditions. We track temperature inversions, humidity patterns, and geothermal activity to identify when mist transforms calderas, forests, and onsen villages.

Kyushu's subtropical climate and active volcanism create fog conditions unlike anywhere else in Japan. Mount Aso's massive caldera traps morning mist around its active crater, while Yakushima's ancient cedars remain wrapped in perpetual cloud. Yufuin's onsen village sees lake mist rising from thermal springs beneath Mount Yufu's twin peaks.

What makes Kyushu fog photography special:

  • Volcanic steam mixing with natural fog - Mount Aso's active crater sends white plumes into morning mist creating otherworldly layers
  • Subtropical forest clouds - Yakushima's 3,000-year-old cedars emerge from moss-draped mist receiving 250+ inches annual rainfall
  • Onsen village atmospherics - Thermal springs in Yufuin and Beppu create steam rising from streets and ponds blending with natural fog
  • Crater lake mysteries - Kirishima's volcanic lakes develop morning fog banks isolated between peaks

Lake Kinrinko in Yufuin produces spectacular morning mist November through March when cold air meets thermal waters—arrive before dawn for steam rising across mirror-calm surface with Mount Yufu reflected. Mount Aso's caldera rim offers views into fog-filled volcanic bowls with Nakadake crater's steam plume above. Yakushima's forest trails become mystical when fog drifts through moss-covered ancient trees. Best conditions occur on clear cold winter mornings, though Yakushima's fog is reliably year-round.

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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
Asia/Tokyo
Fog Probability
≥ 75.0%
Sun, May 24
13:000%
14:000%
15:000%
16:000%
17:000%
18:000%
19:000%
20:000%
21:000%
22:000%
23:000%
Mon, May 25
24:000%
01:000%
02:000%
03:000%
04:000%
05:000%
06:000%
07:000%
08:000%
09:000%
10:000%
11:000%
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13:000%
14:000%
15:000%
16:000%
17:000%
18:000%
19:000%
20:000%
21:000%
22:000%
23:000%
Tue, May 26
24:000%
01:000%
02:000%
03:000%
04:000%
05:000%
06:000%
07:000%
08:000%
09:000%
10:000%
11:000%
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16:000%
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22:000%
23:000%
Wed, May 27
24:000%
01:000%
02:000%
03:000%
04:000%
05:000%
06:000%
07:000%
08:000%
09:000%
10:000%
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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
Asia/Tokyo
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
Sun, May 24 Sunrise 05:13 Sunset 19:14
22:00
0% 19°C 0mm 78% 0cm -28° 23°C 0mm 0.62kPa 24135m 2.6m/s 1.5m/s
23:00
0% 18°C 0mm 78% 0cm -34° 22°C 0mm 0.58kPa 24135m 3.6m/s 1.8m/s
Mon, May 25 Sunrise 05:13 Sunset 19:14
24:00
0% 18°C 0mm 80% 0cm -36° 22°C 0mm 0.52kPa 24134m 2.5m/s 1.5m/s
01:00
0% 18°C 0mm 81% 0cm -35° 22°C 0mm 0.48kPa 24134m 1.4m/s 1.2m/s
02:00
0% 18°C 0mm 83% 0cm -31° 21°C 0mm 0.44kPa 24134m 1.4m/s 1.4m/s
03:00
0% 18°C 0mm 84% 0cm -23° 21°C 0mm 0.39kPa 24134m 1.3m/s 1.3m/s
04:00
3% 18°C 0mm 84% 0cm -14° 21°C 0mm 0.39kPa 24135m 1.5m/s 1.6m/s
05:00
5% 18°C 0mm 83% 0cm -3.1° 21°C 0mm 0.41kPa 24134m 1.4m/s 1.3m/s
06:00
8% 18°C 0mm 83% 0cm 8.4° 21°C 0mm 0.41kPa 24135m 1.5m/s 1.2m/s
07:00
11% 19°C 0mm 79% 0cm 20° 22°C 0mm 0.57kPa 24134m 2.5m/s 1.2m/s
08:00
13% 18°C 0mm 65% 0cm 33° 25°C 0mm 1.1kPa 24135m 3.6m/s 1.7m/s
09:00
16% 18°C 0mm 56% 0cm 46° 27°C 0mm 1.6kPa 24135m 2.6m/s 1.3m/s
10:00
36% 18°C 0.01mm 52% 0cm 58° 29°C 0mm 1.9kPa 24135m 1.7m/s 1.4m/s
11:00
55% 18°C 0mm 50% 0cm 70° 29°C 0mm 2kPa 24135m 2.6m/s 2.6m/s
12:00
75% 18°C 0mm 50% 0cm 78° 29°C 0mm 2kPa 24135m 2.6m/s 3.3m/s
13:00
69% 18°C 0mm 51% 0cm 74° 29°C 0mm 2kPa 24134m 2.8m/s 3.5m/s
14:00
62% 18°C 0mm 51% 0cm 64° 29°C 0.06mm 2kPa 24134m 2.7m/s 2.9m/s
15:00
56% 19°C 0mm 53% 0cm 51° 29°C 0.06mm 1.9kPa 24134m 1.9m/s 1.6m/s
16:00
51% 19°C 0mm 54% 0cm 39° 29°C 0.06mm 1.8kPa 24135m 1.6m/s 1.6m/s
17:00
47% 19°C 0mm 59% 0cm 26° 28°C 0.13mm 1.5kPa 24134m 2.3m/s 1.7m/s
18:00
42% 19°C 0mm 64% 0cm 14° 27°C 0.19mm 1.3kPa 24135m 0.8m/s 0.66m/s
19:00
38% 19°C 0mm 68% 0cm 2.5° 26°C 0.19mm 1.1kPa 24135m 1.1m/s 0.87m/s
20:00
33% 19°C 0mm 73% 0cm -8.9° 24°C 0.19mm 0.82kPa 24134m 2.1m/s 1.4m/s
21:00
29% 19°C 0mm 76% 0cm -19° 23°C 0.19mm 0.7kPa 24135m 2.4m/s 1.8m/s
22:00
34% 18°C 0mm 78% 0cm -27° 22°C 0mm 0.58kPa 24134m 2.2m/s 1.7m/s
23:00
40% 18°C 0mm 79% 0cm -33° 21°C 0mm 0.52kPa 24134m 2.3m/s 1.6m/s
Tue, May 26 Sunrise 05:13 Sunset 19:15
24:00
45% 17°C 0mm 80% 0cm -36° 21°C 0mm 0.48kPa 24134m 2.1m/s 1.6m/s
01:00
47% 17°C 0mm 81% 0cm -35° 20°C 0mm 0.45kPa 24134m 2.4m/s 1.6m/s
02:00
48% 17°C 0mm 80% 0cm -31° 20°C 0mm 0.46kPa 24135m 2.4m/s 1.7m/s
03:00
50% 16°C 0mm 80% 0cm -23° 20°C 0mm 0.45kPa 24134m 2.5m/s 1.7m/s
04:00
47% 16°C 0mm 80% 0cm -14° 19°C 0mm 0.45kPa 24135m 2.1m/s 1.5m/s
05:00
43% 16°C 0mm 79% 0cm -3° 19°C 0mm 0.46kPa 24134m 2.2m/s 1.6m/s
06:00
40% 16°C 0mm 78% 0cm 8.5° 20°C 0mm 0.51kPa 24135m 2.5m/s 1.6m/s
07:00
33% 16°C 0mm 70% 0cm 21° 22°C 0mm 0.78kPa 24134m 3m/s 1.7m/s
08:00
26% 16°C 0mm 61% 0cm 33° 24°C 0mm 1.2kPa 24134m 2.8m/s 1.4m/s
09:00
19% 16°C 0mm 57% 0cm 46° 25°C 0mm 1.4kPa 24135m 2.5m/s 1.3m/s
10:00
16% 16°C 0mm 50% 0cm 58° 27°C 0mm 1.9kPa 24134m 2.1m/s 0.46m/s
11:00
13% 16°C 0mm 47% 0cm 70° 29°C 0mm 2.1kPa 24135m 2.3m/s 1.7m/s
12:00
10% 16°C 0mm 46% 0cm 78° 29°C 0mm 2.1kPa 24134m 2.3m/s 2.5m/s
13:00
8% 17°C 0.04mm 62% 0cm 75° 24°C 0mm 1.1kPa 24134m 2.8m/s 2m/s
14:00
7% 17°C 0mm 67% 0cm 64° 24°C 0.06mm 0.96kPa 24134m 1.4m/s 1m/s
15:00
5% 17°C 0mm 55% 0cm 52° 27°C 0.06mm 1.6kPa 24135m 1.9m/s 0.5m/s
16:00
4% 18°C 0mm 55% 0cm 39° 28°C 0mm 1.6kPa 24134m 1.8m/s 0.61m/s
17:00
4% 18°C 0mm 58% 0cm 26° 27°C 0mm 1.5kPa 24135m 2.3m/s 0.73m/s
18:00
3% 18°C 0mm 64% 0cm 14° 25°C 0mm 1.1kPa 24134m 2.8m/s 0.64m/s
19:00
3% 18°C 0.87mm 77% 0cm 2.6° 23°C 0.31mm 0.64kPa 12897m 3.3m/s 0.75m/s
20:00
2% 19°C 1.5mm 88% 0cm -8.8° 21°C 1.1mm 0.29kPa 12065m 1.4m/s 1.2m/s
21:00
2% 20°C 3.7mm 95% 0cm -19° 20°C 4.6mm 0.12kPa 4843m 3.3m/s 1.4m/s
22:00
2% 19°C 1.1mm 94% 0cm -27° 20°C 2.3mm 0.13kPa 12606m 6.6m/s 2m/s
23:00
1% 19°C 0.72mm 94% 0cm -33° 20°C 3.4mm 0.13kPa 17132m 5.6m/s 1.9m/s
Wed, May 27 Sunrise 05:12 Sunset 19:16
24:00
1% 19°C 0.54mm 93% 0cm -36° 20°C 3.9mm 0.15kPa 19679m 3.7m/s 1.3m/s
01:00
1% 19°C 3.1mm 96% 0cm -35° 19°C 7.1mm 0.09kPa 6376m 4m/s 1.7m/s
02:00
0% 18°C 2mm 96% 0cm -30° 19°C 9.5mm 0.09kPa 8044m 6.1m/s 2.1m/s
03:00
0% 18°C 2.2mm 95% 0cm -23° 19°C 11mm 0.1kPa 7185m 2.9m/s 1.1m/s
04:00
0% 19°C 1.5mm 92% 0cm -14° 20°C 7.9mm 0.19kPa 12835m 2.6m/s 1m/s
05:00
0% 19°C 0.82mm 89% 0cm -3° 21°C 4.6mm 0.28kPa 18485m 2.2m/s 0.97m/s
06:00
0% 19°C 0.11mm 85% 0cm 8.6° 22°C 1.3mm 0.38kPa 24135m 1.9m/s 0.93m/s
07:00
0% 19°C 0.07mm 83% 0cm 21° 22°C 1.4mm 0.45kPa 24135m 2m/s 0.78m/s
08:00
0% 19°C 0.04mm 81% 0cm 33° 23°C 1.4mm 0.53kPa 24135m 2.1m/s 0.63m/s
09:00
0% 20°C 0mm 79% 0cm 46° 23°C 1.4mm 0.61kPa 24135m 2.2m/s 0.48m/s
10:00
0% 20°C 0mm 81% 0cm 58° 23°C 0.96mm 0.54kPa 24135m 1.6m/s 0.39m/s
11:00
0% 20°C 0mm 83% 0cm 70° 23°C 0.48mm 0.48kPa 24135m 1m/s 0.3m/s
12:00
0% 20°C 0mm 85% 0cm 78° 23°C 0mm 0.42kPa 24135m 0.43m/s 0.21m/s
13:00
0% 20°C 0mm 85% 0cm 75° 22°C 0mm 0.41kPa 24135m 0.57m/s 0.42m/s
14:00
0% 20°C 0mm 85% 0cm 64° 22°C 0mm 0.4kPa 24135m 0.7m/s 0.63m/s
15:00
0% 19°C 0mm 85% 0cm 52° 22°C 0mm 0.39kPa 24135m 0.84m/s 0.84m/s
16:00
0% 19°C 0.01mm 85% 0cm 39° 22°C 0mm 0.4kPa 24135m 0.74m/s 0.71m/s
17:00
0% 19°C 0.03mm 85% 0cm 27° 22°C 0mm 0.4kPa 24135m 0.63m/s 0.58m/s
18:00
0% 19°C 0.04mm 85% 0cm 14° 22°C 0mm 0.4kPa 24135m 0.53m/s 0.46m/s
19:00
0% 19°C 0.03mm 86% 0cm 2.7° 22°C 0.06mm 0.37kPa 24135m 0.84m/s 0.71m/s
20:00
0% 19°C 0.02mm 87% 0cm -8.6° 22°C 0.13mm 0.35kPa 24135m 1.2m/s 0.96m/s
21:00
0% 19°C 0.01mm 88% 0cm -19° 22°C 0.19mm 0.32kPa 24135m 1.5m/s 1.2m/s
How to read: these inputs help produce the derived score; they are not requirements by themselves.

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