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Rule Fire Sky

Takachiho Gorge - Fire Sky - Kyushu

Takachihono Mine, Japan

Those rare, intensely red and orange sunset skies

No opportunities right now
Here’s what usually blocks matches

No Fire Sky opportunities in the next 14 days

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Rule requirements (key thresholds)
Golden Hour · Any Fiery Red Sky Potential · ≥ 65.0% Precipitation Chance · ≤ 15.0% Visibility · ≥ 8000.0m

Tip: Scroll down to the 72-hour table to see exactly which condition fails hour by hour.

Most common blockers (next 72 hours)
Fiery Red Sky Potential 100% failing
Precipitation Chance 100% failing
Golden Hour 83% failing

Currently

Real-time conditions
Low Cloud Cover98%
Mid Cloud Cover45%
High Cloud Cover100%
Aerosol Optical Depth0.3
Sun Elevation-28.4° (Astronomical night)

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 tracks dramatic sunset and twilight conditions across Kyushu's volcanic landscapes and subtropical coasts. We analyze cloud formations, volcanic haze, atmospheric instability, and weather systems to predict when active volcanoes and ocean horizons create spectacular fire-sky photography.

Kyushu's active volcanism, subtropical weather, and coastal exposure create exceptional fire-sky conditions. Volcanic ash from Sakurajima and Mount Aso adds atmospheric particles enhancing sunset colors. Weather systems from the East China Sea and Pacific interact with volcanic peaks creating dynamic cloud formations. Coastal locations provide unobstructed ocean horizons for dramatic twilight.

What makes Kyushu fire-sky photography special:

  • Active volcano twilight - Sakurajima erupting against sunset creates silhouettes with ash plumes illuminated by fading light
  • Volcanic atmospheric enhancement - Fine volcanic ash particles scatter light creating intensified orange and red sunset conditions
  • Subtropical cloud drama - Warm humid air masses create towering cumulus formations at sunset over volcanic peaks
  • Ocean horizon fire - Unobstructed Pacific and East China Sea horizons provide dramatic sunset compositions

Sakurajima from Kagoshima waterfront provides Kyushu's most dramatic fire-sky photography—the volcano erupts multiple times daily, and evening eruptions with ash plumes backlit against sunset create extraordinary conditions. Mount Aso's caldera rim at sunset offers westward views over volcanic bowl with setting sun illuminating crater walls. Nagasaki harbor at twilight combines hillside city lights with dramatic western skies. Aoshima shrine island provides Pacific sunset with distinctive washboard rock formations. Autumn after typhoon season and winter provide reliable fire-sky conditions. Volcanic haze generally enhances rather than obscures sunset colors.

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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
Golden Hour
Any
Fiery Red Sky Potential
≥ 65.0%
Precipitation Chance
≤ 15.0%
Visibility
≥ 8000.0m
Sun, May 24
13:0020%84%22268m
14:0020%87%20725m
15:0032%90%21657m
16:0026%79%21148m
17:0026%59%22648m
18:0013%39%20146m
19:0044%39%1051m
20:0017%39%288m
21:0017%39%190m
22:0017%39%125m
23:009.8%39%137m
Mon, May 25
24:0011%39%155m
01:008.2%53%231m
02:007.8%68%369m
03:006.3%82%141m
04:009.4%74%186m
05:0027%66%1243m
06:0014%58%9978m
07:0015%66%15620m
08:0026%74%23774m
09:0023%82%24135m
10:003.2%65%22955m
11:004%47%24135m
12:0014%30%24135m
13:0023%39%24134m
14:002.1%47%24134m
15:0027%56%24134m
16:0022%50%24135m
17:0019%45%24134m
18:009.8%39%24135m
19:0061%45%24135m
20:0027%50%24134m
21:0025%56%24135m
22:0023%51%24134m
23:0025%45%23132m
Tue, May 26
24:0025%40%16493m
01:0023%48%16184m
02:0020%56%15984m
03:0018%64%14059m
04:0017%56%13913m
05:0024%48%13870m
06:0017%40%14828m
07:0027%44%24134m
08:0025%47%24134m
09:0021%50%24135m
10:0011%53%24134m
11:0023%56%24135m
12:0021%59%24134m
13:0018%67%24134m
14:0017%75%24134m
15:0017%82%24135m
16:0013%79%24134m
17:0013%76%24135m
18:0012%73%23668m
19:0013%73%24135m
20:0012%72%24134m
21:0012%72%24134m
22:0011%75%24134m
23:0010%78%14173m
Wed, May 27
24:0011%81%8150m
01:0011%87%11362m
02:009.4%92%4538m
03:006.8%98%3568m
04:000%96%2423m
05:000.3%94%1278m
06:000%91%133m
07:000%93%352m
08:000%94%571m
09:000%96%790m
10:000%90%7576m
11:000%84%14362m
12:000%79%21149m
13:000%80%15122m
14:000%82%9096m
15:000%83%3070m
16:000%74%10092m
17:000%64%17113m
18:000%55%24135m
19:000%61%23528m
20:000%67%22920m
How to read: colored cells show whether each predicate requirement is met; highlighted rows mean the full rule matched (an opportunity).

What does Fiery Red Sky Potential 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
Aerosol Optical Depth (550nm)
Clear Sky Probability (Ensemble)
%
Cloud Cover Uncertainty (Ensemble)
%
Dust AOD (550nm)
Golden Hour
High Clouds
%
Low Clouds
%
Mid-Level Clouds
%
RH @ 700 hPa
%
Smoke AOD (550nm)
Solar Elevation
°
Sunshine Duration
seconds
Sun, May 24 Sunrise 05:14 Sunset 19:11
22:00
0.29 0% 6% 0.07 - 100% 98% 45% 21% 0.02 -28° 0seconds
23:00
0.26 0% 4% 0.07 - 100% 99% 100% 26% 0.02 -34° 0seconds
Mon, May 25 Sunrise 05:14 Sunset 19:11
24:00
0.25 0% 2% 0.07 - 100% 98% 100% 30% 0.02 -37° 0seconds
01:00
0.25 0% 2% 0.07 - 100% 95% 100% 25% 0.02 -36° 0seconds
02:00
0.27 0% 1% 0.07 - 100% 91% 100% 20% 0.02 -31° 0seconds
03:00
0.28 0% 1% 0.08 - 100% 100% 99% 15% 0.02 -24° 0seconds
04:00
0.26 0% 5% 0.08 - 100% 84% 71% 16% 0.02 -14° 0seconds
05:00
0.24 1% 9% 0.08 - 100% 49% 23% 17% 0.02 -3.4° 0seconds
06:00
0.22 1% 13% 0.08 - 100% 46% 0% 18% 0.02 8.3° 0seconds
07:00
0.22 1% 14% 0.08 - 100% 84% 0% 18% 0.02 20° 0seconds
08:00
0.21 1% 16% 0.08 - 100% 43% 0% 17% 0.02 33° 0seconds
09:00
0.21 1% 17% 0.08 - 25% 36% 0% 17% 0.02 46° 0seconds
10:00
0.21 8% 19% 0.08 - 0% 71% 0% 19% 0.02 58° 3600seconds
11:00
0.22 16% 22% 0.08 - 8% 87% 0% 21% 0.02 70° 3600seconds
12:00
0.23 23% 24% 0.08 - 24% 41% 0% 22% 0.02 79° 3600seconds
13:00
0.24 20% 23% 0.08 - 33% 45% 0% 19% 0.03 75° 3600seconds
14:00
0.24 17% 23% 0.08 - 5% 68% 0% 16% 0.03 64° 3600seconds
15:00
0.24 14% 22% 0.07 - 47% 43% 0% 13% 0.03 51° 3600seconds
16:00
0.23 19% 27% 0.07 - 2% 59% 0% 13% 0.03 39° 3600seconds
17:00
0.23 24% 31% 0.08 - 4% 42% 0% 12% 0.03 26° 3600seconds
18:00
0.23 29% 36% 0.08 - 0% 5% 0% 12% 0.03 14° 3600seconds
19:00
0.23 30% 34% 0.08 - 74% 3% 1% 13% 0.03 3600seconds
20:00
0.22 32% 31% 0.07 - 7% 25% 1% 15% 0.03 -9.6° 3600seconds
21:00
0.23 33% 29% 0.07 - 41% 38% 0% 16% 0.03 -20° 3600seconds
22:00
- 27% 26% - - 45% 41% 1% 29% - -28° 0seconds
23:00
- 22% 23% - - 100% 39% 0% 42% - -34° 0seconds
Tue, May 26 Sunrise 05:14 Sunset 19:12
24:00
- 16% 20% - - 100% 39% 0% 55% - -37° 0seconds
01:00
- 13% 19% - - 100% 39% 0% 60% - -36° 0seconds
02:00
- 9% 18% - - 100% 41% 0% 65% - -31° 0seconds
03:00
- 6% 17% - - 100% 42% 0% 69% - -24° 0seconds
04:00
- 5% 17% - - 97% 38% 0% 73% - -14° 0seconds
05:00
- 3% 18% - - 100% 44% 0% 77% - -3.3° 0seconds
06:00
- 2% 18% - - 46% 68% 0% 82% - 8.4° 0seconds
07:00
- 2% 18% - - 82% 24% 0% 85% - 21° 0seconds
08:00
- 3% 19% - - 98% 42% 3% 89% - 33° 0seconds
09:00
- 3% 19% - - 80% 94% 50% 93% - 46° 3600seconds
10:00
- 3% 20% - - 9% 94% 55% 95% - 58° 3600seconds
11:00
- 3% 20% - - 75% 67% 47% 97% - 70° 3600seconds
12:00
- 3% 21% - - 100% 64% 21% 99% - 79° 3600seconds
13:00
- 3% 20% - - 100% 98% 95% 97% - 75° 3600seconds
14:00
- 2% 20% - - 100% 100% 100% 96% - 64° 3600seconds
15:00
- 2% 19% - - 100% 61% 13% 94% - 51° 3600seconds
16:00
- 2% 19% - - 100% 85% 69% 92% - 39° 3600seconds
17:00
- 3% 19% - - 80% 100% 100% 90% - 26° 3600seconds
18:00
- 3% 19% - - 100% 98% 100% 88% - 14° 3600seconds
19:00
- 3% 18% - - 100% 100% 100% 92% - 2.1° 0seconds
20:00
- 2% 17% - - 100% 58% 100% 96% - -9.4° 0seconds
21:00
- 2% 16% - - 100% 70% 100% 100% - -20° 0seconds
22:00
- 2% 16% - - 100% 64% 100% 98% - -28° 0seconds
23:00
- 2% 15% - - 100% 89% 100% 97% - -34° 0seconds
Wed, May 27 Sunrise 05:13 Sunset 19:13
24:00
- 2% 15% - - 100% 100% 100% 96% - -37° 0seconds
01:00
- 2% 15% - - 100% 100% 100% 97% - -36° 0seconds
02:00
- 1% 15% - - 67% 100% 100% 98% - -31° 0seconds
03:00
- 1% 15% - - 0% 100% 100% 99% - -24° 0seconds
04:00
- 1% 15% - - 0% 100% 100% 100% - -14° 0seconds
05:00
- 1% 14% - - 0% 100% 100% 100% - -3.2° 0seconds
06:00
- 1% 14% - - 0% 100% 100% 100% - 8.4° 0seconds
07:00
- 1% 13% - - 0% 100% 100% 99% - 21° 0seconds
08:00
- 1% 13% - - 0% 100% 100% 99% - 33° 0seconds
09:00
- 1% 12% - - 0% 100% 99% 98% - 46° 0seconds
10:00
- 1% 9% - - 0% 100% 68% 98% - 58° 0seconds
11:00
- 0% 6% - - 0% 100% 36% 99% - 71° 0seconds
12:00
- 0% 3% - - 0% 100% 5% 99% - 79° 0seconds
13:00
- 0% 3% - - 1% 100% 3% 99% - 75° 0seconds
14:00
- 0% 3% - - 2% 100% 2% 99% - 64° 0seconds
15:00
- 0% 3% - - 3% 100% 0% 100% - 52° 0seconds
16:00
- 0% 3% - - 4% 98% 0% 97% - 39° 0seconds
17:00
- 0% 2% - - 4% 97% 0% 95% - 26° 0seconds
18:00
- 0% 2% - - 5% 95% 0% 92% - 14° 0seconds
19:00
- 0% 2% - - 3% 97% 0% 90% - 2.2° 0seconds
20:00
- 0% 1% - - 2% 98% 0% 89% - -9.3° 0seconds
21:00
- 0% 1% - - 0% 100% 0% 87% - -19° 0seconds
How to read: these inputs help produce the derived score; they are not requirements by themselves.

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