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Rule Fire Sky

Hana Highway - Fire Sky - Hawaii

Paia, Hawaii, United States

Those rare, intensely red and orange sunset skies

Currently

Real-time conditions
Low Cloud Cover11%
Mid Cloud Cover95%
High Cloud Cover100%
Aerosol Optical Depth0.2dimensionless
Sun Elevation-40.3° (Astronomical night)

Upcoming Opportunities

When all conditions match, PhotoWeather marks an opportunity window.

Times shown in Pacific/Honolulu
fire-sky weather icon
Next opportunity
Spectacular Fiery Red Sky at Sunrise
Hana Highway
Tomorrow · 06:00–06:32 · 1h window
High confidence
72%
🔥Fiery Red Sky Potential96.4%
Low Cloud Cover: 10%
Mid Cloud Cover: 0%
High Cloud Cover: 57%
Aerosol Optical Depth: 0.1dimensionless

What this forecast looks for

Plain-language explanation from the rule

This forecast tracks the spectacular sunset conditions that transform Hawaii's tropical skies into blazing displays. We combine cloud coverage patterns, volcanic haze levels, and atmospheric clarity to predict when Hawaiian sunsets will ignite with dramatic color.

Hawaii offers some of the Pacific's most dramatic fire-sky conditions, particularly when volcanic haze (vog) from Kilauea adds atmospheric particulates that scatter light into intense oranges and reds. The tropical location means the sun sets quickly at a steep angle, creating brief but intense color displays.

What makes Hawaii special for fire-sky photography:

  • Volcanic haze advantage - Vog from Kilauea volcano scatters light into intense sunset colors
  • Maui and Big Island drama - Leeward coasts receive the most dramatic vog-enhanced sunsets
  • Tropical intensity - Quick sunset at steep angle creates brief but fierce color
  • Ocean reflections - Calm leeward waters mirror fire skies perfectly

The Big Island's Kona coast offers Hawaii's most reliable fire-sky conditions, particularly when vog from Kilauea volcano drifts southwest. The volcanic particulates scatter light dramatically, creating sunsets of unusual intensity. Maui's western coast benefits from similar conditions when vog crosses the channel. The steep volcanic slopes provide dramatic foreground silhouettes—palm trees and volcanic peaks profiled against blazing skies. During periods of volcanic activity, vog levels increase and sunset colors become even more intense. The leeward (western/southern) coasts of islands offer the calmest water for reflections. Trade winds typically die down at sunset, creating mirror-like ocean surfaces that double the impact. Tropical sunsets happen quickly—the entire show from first color to darkness takes about 30 minutes, with peak color lasting only 5-10 minutes. Scout locations beforehand and be ready before the sun touches the horizon.

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72-hour requirements breakdown

What passed or failed, hour by hour
1matching hours in the next 95 hoursJump to next match
AND logic: all conditions required
Meets requirement
Misses requirement
Time
Pacific/Honolulu
Golden Hour
Any
Fiery Red Sky Potential
≥ 65.0%
Precipitation Chance
≤ 15.0%
Visibility
≥ 8000.0m
Fri, Apr 17
03:007.6%0%24135m
04:006.9%0%24134m
05:006.3%0%24135m
06:0031%0%24135m
07:005.2%0%24135m
08:009.3%0%24135m
09:009.7%0%24135m
10:005.1%0%24135m
11:007.1%0%24134m
12:0017%0%24134m
13:0017%0%24134m
14:0013%0%24134m
15:0017%0%24135m
16:0016%0%24134m
17:0037%0%24135m
18:0028%0%20649m
19:0054%0%24134m
20:006.5%0%24135m
21:006.1%0%24134m
22:006.3%0%24134m
23:006.1%0%24135m
Sat, Apr 18
24:006%0%24134m
01:006%0%24135m
02:006%0%24134m
03:006%0%24134m
04:006%0%24135m
05:005.9%0%24135m
06:0028%0%20462m
07:0015%0%21173m
08:007.1%0%20662m
09:006.9%1.1%24135m
10:0031%2.3%24135m
11:009.1%3.4%24134m
12:0027%2.3%24134m
13:0034%1.1%24135m
14:0040%0%24135m
15:0030%0%24135m
16:0026%0%20717m
17:0024%0%20457m
18:009.8%0%20395m
19:0067%0%24134m
20:007.1%0%24134m
21:0023%0%24135m
22:0034%0%24134m
23:0028%0%24134m
Sun, Apr 19
24:0014%0%24134m
01:0012%0%24135m
02:0014%0%24134m
03:0013%0.15%24135m
04:0014%0.29%24135m
05:0020%0.44%22604m
06:0096%0.29%20348m
07:0032%0.15%24134m
08:0029%0%24134m
09:0028%19%24134m
10:0028%37%24134m
11:0027%56%24135m
12:0022%59%24134m
13:0017%61%24135m
14:0023%64%24134m
15:0016%46%24135m
16:0016%28%20331m
17:0014%10%20980m
18:0019%20%20325m
19:0043%29%20357m
20:0029%39%20489m
21:0030%29%24134m
22:006.1%20%24135m
23:006%10%24135m
Mon, Apr 20
24:006%6.7%24134m
01:006%3.3%24134m
02:006%0%24135m
03:006%7.7%24135m
04:006.2%15%24134m
05:007.1%23%24134m
06:0036%24%24135m
07:0029%25%24135m
08:008.3%26%24135m
09:000%26%24135m
10:000%25%24135m
11:000%25%24135m
12:000%32%24135m
13:000%39%24135m
14:000%46%24135m
15:000%49%24135m
16:000%52%24135m
17:000%56%24135m
18:000%59%24135m
19:003.2%62%24135m
20:000%65%24135m
21:000%60%24135m
22:000%55%24135m
23:000%49%24135m
Tue, Apr 21
24:000%50%24135m
01:000%51%24135m
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
Pacific/Honolulu
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
Sat, Apr 18 Sunrise 06:04 Sunset 18:45
03:00
0.17 0% 1% 0.002 - 100% 11% 95% 74% 0.009 -40° 0seconds
04:00
0.17 0% 0% 0.003 - 100% 12% 99% 74% 0.01 -28° 0seconds
05:00
0.18 0% 0% 0.003 - 100% 13% 100% 75% 0.01 -15° 0seconds
06:00
0.18 0% 0% 0.003 - 100% 19% 100% 75% 0.01 -1.6° 0seconds
07:00
0.2 0% 0% 0.003 - 100% 58% 98% 76% 0.01 12° 0seconds
08:00
0.21 0% 0% 0.004 - 100% 8% 89% 77% 0.01 26° 0seconds
09:00
0.19 0% 2% 0.004 - 100% 3% 84% 74% 0.01 40° 3600seconds
10:00
0.17 0% 5% 0.004 - 100% 1% 5% 71% 0.01 54° 3600seconds
11:00
0.19 0% 7% 0.004 - 12% 0% 60% 69% 0.01 67° 3600seconds
12:00
0.21 0% 9% 0.005 - 33% 0% 9% 69% 0.01 79° 3600seconds
13:00
0.21 0% 12% 0.005 - 72% 0% 10% 69% 0.01 77° 3600seconds
14:00
0.2 0% 14% 0.004 - 42% 1% 13% 69% 0.01 65° 3600seconds
15:00
0.19 8% 20% 0.004 - 0% 6% 67% 69% 0.01 52° 3600seconds
16:00
0.18 17% 25% 0.003 - 0% 8% 64% 70% 0.01 38° 3600seconds
17:00
0.15 25% 31% 0.003 - 0% 5% 20% 70% 0.008 24° 3600seconds
18:00
0.14 27% 29% 0.002 - 0% 2% 5% 70% 0.008 9.7° 3600seconds
19:00
0.15 29% 27% 0.003 - 0% 18% 5% 70% 0.009 -4° 3600seconds
20:00
0.16 31% 25% 0.003 - 0% 17% 8% 71% 0.01 -18° 3600seconds
21:00
0.16 48% 23% 0.003 - 11% 5% 6% 70% 0.01 -30° 0seconds
22:00
0.15 66% 21% 0.003 - 93% 0% 5% 69% 0.01 -42° 0seconds
23:00
0.15 83% 19% 0.003 - 77% 0% 5% 69% 0.01 -52° 0seconds
Sun, Apr 19 Sunrise 06:03 Sunset 18:45
24:00
0.15 84% 18% 0.002 - 5% 0% 5% 69% 0.01 -57° 0seconds
01:00
0.14 84% 17% 0.002 - 4% 1% 1% 70% 0.01 -57° 0seconds
02:00
0.13 85% 16% 0.002 - 5% 0% 2% 70% 0.01 -50° 0seconds
03:00
0.13 70% 19% 0.003 - 5% 3% 1% 70% 0.01 -40° 0seconds
04:00
0.13 55% 23% 0.003 - 5% 10% 0% 70% 0.01 -28° 0seconds
05:00
0.13 40% 26% 0.003 - 22% 25% 0% 70% 0.01 -15° 0seconds
06:00
0.13 33% 25% 0.003 - 57% 10% 0% 70% 0.01 -1.4° 0seconds
07:00
0.13 26% 25% 0.003 - 64% 12% 0% 70% 0.009 12° 0seconds
08:00
0.12 19% 24% 0.003 - 100% 2% 0% 69% 0.009 26° 0seconds
09:00
0.12 15% 25% 0.003 - 100% 1% 0% 67% 0.008 40° 3600seconds
10:00
0.12 12% 25% 0.003 - 100% 1% 0% 65% 0.008 54° 3600seconds
11:00
0.12 8% 26% 0.003 - 100% 1% 0% 63% 0.008 68° 3600seconds
12:00
0.11 6% 22% 0.003 - 100% 0% 0% 64% 0.007 79° 3600seconds
13:00
0.12 3% 19% 0.003 - 100% 5% 0% 64% 0.007 77° 3600seconds
14:00
0.13 1% 15% 0.003 - 100% 9% 0% 64% 0.007 65° 3600seconds
15:00
- 1% 13% - - 100% 10% 7% 65% - 52° 3600seconds
16:00
- 0% 11% - - 100% 10% 4% 66% - 38° 3600seconds
17:00
- 0% 9% - - 100% 27% 6% 67% - 24° 3600seconds
18:00
- 0% 8% - - 100% 28% 16% 68% - 9.8° 3600seconds
19:00
- 0% 7% - - 100% 12% 75% 69% - -3.9° 3600seconds
20:00
- 0% 6% - - 100% 2% 69% 70% - -17° 3600seconds
21:00
- 0% 6% - - 100% 1% 73% 68% - -30° 0seconds
22:00
- 0% 7% - - 100% 1% 97% 67% - -42° 0seconds
23:00
- 0% 7% - - 100% 1% 100% 66% - -51° 0seconds
Mon, Apr 20 Sunrise 06:02 Sunset 18:46
24:00
- 0% 7% - - 100% 1% 100% 65% - -57° 0seconds
01:00
- 0% 8% - - 100% 0% 100% 64% - -56° 0seconds
02:00
- 0% 8% - - 100% 0% 100% 64% - -50° 0seconds
03:00
- 7% 16% - - 100% 1% 100% 65% - -40° 0seconds
04:00
- 15% 24% - - 100% 3% 100% 66% - -28° 0seconds
05:00
- 22% 32% - - 96% 6% 100% 67% - -15° 0seconds
06:00
- 22% 30% - - 88% 6% 64% 66% - -1.2° 0seconds
07:00
- 22% 27% - - 16% 0% 95% 66% - 12° 0seconds
08:00
- 22% 25% - - 0% 0% 71% 65% - 26° 0seconds
09:00
- 21% 24% - - 18% 19% 48% 66% - 40° 1200seconds
10:00
- 19% 24% - - 35% 39% 25% 67% - 54° 2400seconds
11:00
- 18% 23% - - 53% 58% 2% 68% - 68° 3600seconds
12:00
- 14% 22% - - 36% 47% 3% 67% - 79° 3600seconds
13:00
- 11% 20% - - 20% 36% 4% 67% - 77° 3600seconds
14:00
- 7% 19% - - 3% 24% 5% 67% - 65° 3600seconds
15:00
- 5% 18% - - 3% 16% 3% 65% - 52° 2400seconds
16:00
- 3% 18% - - 4% 8% 2% 64% - 38° 1200seconds
17:00
- 1% 17% - - 4% 0% 0% 62% - 24° 0seconds
18:00
- 2% 18% - - 4% 1% 0% 62% - 9.9° 0seconds
19:00
- 2% 18% - - 5% 2% 0% 61% - -3.9° 0seconds
20:00
- 3% 19% - - 5% 3% 0% 60% - -17° 0seconds
21:00
- 7% 21% - - 37% 4% 0% 60% - -30° 0seconds
22:00
- 11% 24% - - 68% 4% 0% 60% - -42° 0seconds
23:00
- 15% 26% - - 100% 4% 0% 60% - -51° 0seconds
Tue, Apr 21 Sunrise 06:02 Sunset 18:46
24:00
- 15% 24% - - 100% 3% 0% 60% - -57° 0seconds
01:00
- 14% 23% - - 100% 1% 0% 61% - -56° 0seconds
02:00
- 14% 21% - - 100% 0% 0% 61% - -50° 0seconds
How to read: these inputs help produce the derived score; they are not requirements by themselves.

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