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Rule Fog Hunter

Kirishima - Fog Hunter - Kyushu

Kirishima, Kagoshima, 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 Spread2.2°C
Visibility24135 (Clear)
Relative Humidity87%
Wind Speed0.8m/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 95 hours
AND logic: all conditions required
Meets requirement
Misses requirement
Time
Asia/Tokyo
Fog Probability
≥ 75.0%
Sat, May 16
22:000%
23:000%
Sun, May 17
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%
Mon, May 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%
Tue, May 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%
Wed, May 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%
15:0024%
16:0024%
17:0024%
18:0030%
19:0039%
20:000%
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
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 17 Sunrise 05:19 Sunset 19:07
22:00
100% 16°C 0mm 87% 0cm -30° 18°C 0mm 0.27kPa 24135m 1m/s 0.79m/s
23:00
100% 16°C 0mm 89% 0cm -36° 18°C 0mm 0.22kPa 24135m 0.81m/s 0.75m/s
Mon, May 18 Sunrise 05:19 Sunset 19:07
24:00
100% 16°C 0mm 90% 0cm -39° 17°C 0mm 0.19kPa 24134m 0.83m/s 0.9m/s
01:00
100% 16°C 0mm 91% 0cm -38° 17°C 0mm 0.18kPa 24134m 1.1m/s 1.2m/s
02:00
100% 15°C 0mm 91% 0cm -33° 17°C 0mm 0.17kPa 24134m 1.2m/s 1.2m/s
03:00
100% 15°C 0mm 91% 0cm -25° 16°C 0mm 0.18kPa 24135m 1.2m/s 1.2m/s
04:00
99% 15°C 0mm 91% 0cm -15° 16°C 0mm 0.17kPa 24134m 1.2m/s 1.3m/s
05:00
99% 14°C 0mm 90% 0cm -4.3° 16°C 0mm 0.18kPa 24135m 1.2m/s 1.3m/s
06:00
98% 14°C 0mm 87% 0cm 7.5° 17°C 0mm 0.25kPa 24135m 1.5m/s 1.5m/s
07:00
97% 15°C 0mm 76% 0cm 20° 19°C 0mm 0.54kPa 24135m 1.6m/s 1.2m/s
08:00
96% 15°C 0mm 64% 0cm 32° 22°C 0mm 0.94kPa 24134m 2.7m/s 1.3m/s
09:00
95% 13°C 0mm 50% 0cm 45° 24°C 0mm 1.5kPa 24135m 4.1m/s 2.2m/s
10:00
93% 11°C 0mm 42% 0cm 58° 25°C 0mm 1.8kPa 24134m 4.7m/s 2.6m/s
11:00
91% 11°C 0mm 40% 0cm 69° 26°C 0mm 2kPa 24135m 4.7m/s 2.4m/s
12:00
89% 11°C 0mm 38% 0cm 77° 27°C 0mm 2.2kPa 24135m 4.7m/s 2.4m/s
13:00
86% 11°C 0mm 37% 0cm 74° 27°C 0mm 2.3kPa 24135m 4.5m/s 2.7m/s
14:00
83% 11°C 0mm 37% 0cm 63° 27°C 0mm 2.3kPa 24134m 4.5m/s 2.9m/s
15:00
80% 11°C 0mm 37% 0cm 51° 27°C 0mm 2.3kPa 24135m 4.6m/s 3.3m/s
16:00
79% 11°C 0mm 38% 0cm 38° 27°C 0mm 2.2kPa 24134m 4.6m/s 3.4m/s
17:00
78% 13°C 0mm 45% 0cm 25° 26°C 0mm 1.8kPa 24135m 4.9m/s 3.3m/s
18:00
77% 14°C 0mm 55% 0cm 13° 23°C 0mm 1.3kPa 24135m 6.6m/s 3.5m/s
19:00
77% 14°C 0mm 70% 0cm 1.2° 20°C 0mm 0.71kPa 24134m 7.2m/s 3.2m/s
20:00
76% 15°C 0mm 81% 0cm -11° 18°C 0mm 0.39kPa 24134m 8m/s 3.2m/s
21:00
76% 16°C 0mm 89% 0cm -21° 17°C 0mm 0.22kPa 24134m 6.9m/s 2.7m/s
22:00
76% 16°C 0mm 92% 0cm -29° 17°C 0mm 0.16kPa 24135m 5.2m/s 2.5m/s
23:00
75% 16°C 0mm 93% 0cm -36° 17°C 0mm 0.13kPa 24134m 4.6m/s 2.4m/s
Tue, May 19 Sunrise 05:18 Sunset 19:08
24:00
75% 16°C 0mm 94% 0cm -39° 17°C 0mm 0.12kPa 24135m 5.8m/s 2.7m/s
01:00
73% 16°C 0mm 93% 0cm -37° 17°C 0mm 0.13kPa 24134m 6.8m/s 3.3m/s
02:00
71% 16°C 0mm 93% 0cm -33° 17°C 0mm 0.13kPa 24135m 7m/s 3.3m/s
03:00
69% 15°C 0mm 91% 0cm -25° 17°C 0mm 0.17kPa 24135m 9m/s 4m/s
04:00
55% 15°C 0mm 90% 0cm -15° 17°C 0mm 0.18kPa 24135m 7m/s 3.1m/s
05:00
41% 15°C 0mm 91% 0cm -4.2° 16°C 0mm 0.17kPa 24135m 5.9m/s 2.8m/s
06:00
27% 15°C 0mm 88% 0cm 7.6° 17°C 0mm 0.22kPa 24135m 5.4m/s 2.6m/s
07:00
26% 15°C 0mm 76% 0cm 20° 19°C 0mm 0.54kPa 24135m 6.4m/s 2.9m/s
08:00
24% 15°C 0mm 67% 0cm 32° 21°C 0mm 0.82kPa 24135m 8.8m/s 5.2m/s
09:00
23% 15°C 0mm 63% 0cm 45° 22°C 0mm 1kPa 24134m 9.7m/s 6m/s
10:00
20% 16°C 0mm 62% 0cm 58° 23°C 0mm 1.1kPa 24135m 9.1m/s 5.9m/s
11:00
16% 16°C 0mm 58% 0cm 70° 24°C 0mm 1.3kPa 24135m 7.9m/s 5.3m/s
12:00
13% 16°C 0mm 55% 0cm 78° 26°C 0mm 1.5kPa 24135m 6.6m/s 4.4m/s
13:00
11% 16°C 0mm 58% 0cm 74° 25°C 0mm 1.3kPa 24134m 6.5m/s 4.9m/s
14:00
10% 17°C 0.03mm 72% 0cm 63° 22°C 0.06mm 0.73kPa 24134m 8.6m/s 5.5m/s
15:00
8% 17°C 0.16mm 81% 0cm 51° 20°C 0.13mm 0.45kPa 22360m 9.5m/s 4.6m/s
16:00
6% 17°C 0.55mm 86% 0cm 38° 20°C 0.38mm 0.33kPa 19359m 8.9m/s 4m/s
17:00
5% 18°C 0.24mm 91% 0cm 26° 19°C 0.88mm 0.21kPa 22287m 8.7m/s 3.8m/s
18:00
3% 18°C 0.04mm 92% 0cm 13° 19°C 1.1mm 0.18kPa 19453m 8.5m/s 3.7m/s
19:00
2% 18°C 0mm 92% 0cm 1.3° 19°C 1.3mm 0.17kPa 24134m 7.9m/s 3.7m/s
20:00
2% 17°C 0mm 93% 0cm -10° 18°C 1.3mm 0.15kPa 24134m 8.2m/s 4.1m/s
21:00
1% 17°C 0mm 93% 0cm -21° 18°C 1.3mm 0.15kPa 24134m 8.5m/s 4.1m/s
22:00
1% 17°C 0mm 92% 0cm -29° 18°C 0mm 0.16kPa 24134m 8.7m/s 4.1m/s
23:00
2% 17°C 0mm 92% 0cm -35° 18°C 0mm 0.18kPa 24134m 8.8m/s 4.2m/s
Wed, May 20 Sunrise 05:18 Sunset 19:09
24:00
2% 17°C 0mm 92% 0cm -38° 19°C 0mm 0.18kPa 24135m 8.5m/s 4.2m/s
01:00
1% 17°C 0mm 91% 0cm -37° 19°C 0mm 0.2kPa 22175m 7m/s 3.4m/s
02:00
1% 18°C 0mm 91% 0cm -32° 19°C 0.19mm 0.2kPa 24135m 7.3m/s 3.5m/s
03:00
0% 18°C 0mm 91% 0cm -25° 19°C 0.19mm 0.21kPa 24135m 7.5m/s 3.6m/s
04:00
1% 18°C 0mm 82% 0cm -15° 21°C 0.15mm 0.45kPa 23729m 6.8m/s 3.7m/s
05:00
2% 19°C 0mm 74% 0cm -4.1° 23°C 0.1mm 0.76kPa 23323m 6m/s 3.9m/s
06:00
3% 19°C 0mm 65% 0cm 7.7° 26°C 0.06mm 1.1kPa 22917m 5.2m/s 4m/s
07:00
2% 19°C 0.01mm 72% 0cm 20° 25°C 0.25mm 0.87kPa 23323m 5.2m/s 3.6m/s
08:00
1% 20°C 0.03mm 79% 0cm 33° 24°C 0.44mm 0.62kPa 23729m 5.1m/s 3.2m/s
09:00
0% 20°C 0.04mm 85% 0cm 45° 23°C 0.63mm 0.4kPa 24135m 5m/s 2.8m/s
10:00
1% 20°C 0.03mm 86% 0cm 58° 23°C 0.56mm 0.38kPa 24135m 4.4m/s 2.3m/s
11:00
3% 20°C 0.01mm 87% 0cm 70° 23°C 0.5mm 0.37kPa 24135m 3.7m/s 1.8m/s
12:00
4% 20°C 0mm 87% 0cm 78° 23°C 0.44mm 0.35kPa 24135m 3m/s 1.3m/s
13:00
5% 20°C 0.02mm 90% 0cm 74° 22°C 0.6mm 0.25kPa 24135m 2.2m/s 0.96m/s
14:00
6% 20°C 0.05mm 94% 0cm 63° 21°C 0.77mm 0.16kPa 24135m 1.3m/s 0.59m/s
15:00
7% 20°C 0.07mm 97% 0cm 51° 21°C 0.94mm 0.08kPa 24135m 0.42m/s 0.21m/s
16:00
9% 20°C 0.05mm 97% 0cm 38° 21°C 0.75mm 0.08kPa 24102m 1.6m/s 0.52m/s
17:00
10% 20°C 0.02mm 97% 0cm 26° 21°C 0.56mm 0.08kPa 24070m 2.9m/s 0.83m/s
18:00
12% 21°C 0mm 97% 0cm 13° 21°C 0.38mm 0.08kPa 24037m 4.1m/s 1.1m/s
19:00
10% 20°C 0.07mm 97% 0cm 1.5° 21°C 0.75mm 0.07kPa 22648m 4.2m/s 1.4m/s
20:00
7% 20°C 0.13mm 98% 0cm -10° 21°C 1.1mm 0.06kPa 21258m 4.3m/s 1.6m/s
21:00
5% 20°C 0.2mm 98% 0cm -20° 21°C 1.5mm 0.05kPa 19869m 4.4m/s 1.8m/s
How to read: these inputs help produce the derived score; they are not requirements by themselves.

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