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Rule Storm Chaser

Princeville - Storm Chaser - Hawaii

Princeville, Hawaii, United States

Dramatic storm conditions — from atmospheric builds to active thunderstorms

No opportunities right now
Here’s what usually blocks matches

No Storm Chaser opportunities in the next 14 days

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Rule requirements (key thresholds)
Storm Intensity · ≥ 55.0% Cloud Drama Score · ≥ 55.0% CAPE · ≥ 1200.0J/kg Lifted Index · ≤ -2.0°C

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

Most common blockers (next 72 hours)
Storm Intensity 100% failing
CAPE 92% failing
Cloud Drama Score 76% failing

Currently

Real-time conditions
Cloud Cover4%
Wind Gusts1.3m/s
Precipitation Chance97%
Air Pressure989.0hPa
CAPE302
Lifted Index-1.4°C
Wind Gusts1.3m/s
Precipitation0.0mm

Upcoming Opportunities

When all conditions match, PhotoWeather marks an opportunity window.

Times shown in Pacific/Honolulu

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 Hawaii's tropical storm conditions, focusing on the dramatic convective storms and rain squalls that create spectacular photography opportunities. We monitor atmospheric instability, trade wind patterns, and convective development to predict when tropical storms will produce dramatic skies and lighting conditions.

Hawaii's tropical location means storm systems behave differently than mainland storms. Trade wind showers create brief, intense rain squalls that pass quickly, often producing rainbows. Kona storms—winter low-pressure systems from the southwest—bring more widespread drama. Summer afternoon convection builds towering clouds over island mountains.

What makes Hawaii special for storm photography:

  • Tropical convection - Towering cumulus clouds develop over volcanic peaks in afternoon heat
  • Dramatic cloud formations - Trade winds create lenticular clouds and wave patterns
  • Kona storm drama - Winter southwest storms bring unusual widespread rain and dramatic conditions
  • Rain squalls with rainbows - Brief intense showers followed immediately by sunshine and rainbows

Hawaiian storm photography is unique because storms are rarely dangerous to photographers—most are brief convective cells or passing squalls rather than severe weather. The dramatic part is the towering cloud formations, not dangerous conditions. Afternoon convection over Mauna Kea and Haleakala creates spectacular anvil clouds and light shows. Kona storms, occurring October through April, bring the most widespread dramatic conditions with dark clouds, wind-driven rain, and spectacular clearing. The windward coasts see more frequent trade wind squalls—brief heavy showers that create dramatic light when sun breaks through. The combination of tropical moisture, volcanic terrain, and reliable sunshine means storm photography often includes rainbows as a bonus. Watch for conditions where dark storm clouds contrast with bright sunlit areas.

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72-hour requirements breakdown

What passed or failed, hour by hour
0matching hours in the next 95 hours
OR logic: one branch per group is enough
Meets requirement
Misses requirement
Time
Pacific/Honolulu
Storm Intensity
≥ 55.0%
Cloud Drama Score
≥ 55.0%
CAPE
OR1·B1
≥ 1200.0J/kg
Lifted Index
OR1·B2
≤ -2.0°C
Visibility
≥ 2500.0m
Wind Gusts
≤ 22.0m/s
Sat, Feb 21
09:000%35%26J/kg1°C24135m1.7m/s
10:000%72%43J/kg0.5°C24134m2m/s
11:0016%43%53J/kg0°C13375m2.7m/s
12:0016%42%94J/kg-0.3°C13613m2.6m/s
13:0020%79%114J/kg-0.4°C13888m2.2m/s
14:0021%59%143J/kg-0.5°C13958m2m/s
15:0018%52%88J/kg-0.5°C7149m1.2m/s
16:0019%70%82J/kg-0.5°C15555m1.1m/s
17:0019%68%144J/kg-1.2°C18868m1.3m/s
18:0015%67%184J/kg-1.3°C23751m1.7m/s
19:0015%72%260J/kg-1.8°C24135m2.8m/s
20:0017%15%320J/kg-1.9°C24134m3.1m/s
21:000%13%213J/kg-0.9°C24134m1.4m/s
22:000%14%231J/kg-0.9°C24134m2.4m/s
23:000%13%207J/kg-0.6°C24135m2.2m/s
Sun, Feb 22
24:000%13%249J/kg-0.8°C24135m1.8m/s
01:000%12%241J/kg-1°C24135m1.7m/s
02:000%9%224J/kg-0.9°C24134m1.4m/s
03:000%14%235J/kg-1.2°C24135m1.5m/s
04:000%14%207J/kg-1°C24135m1.4m/s
05:000%14%222J/kg-1.1°C24135m1.3m/s
06:000%12%221J/kg-1°C24135m1.3m/s
07:000%30%239J/kg-1.1°C24135m1.3m/s
08:000%29%249J/kg-1°C24135m1.1m/s
09:000%29%302J/kg-1.4°C24134m1.3m/s
10:000%69%377J/kg-1.7°C24134m1.3m/s
11:0011%86%444J/kg-2.3°C24135m1.7m/s
12:000%56%447J/kg-2.3°C24135m2.2m/s
13:000%69%419J/kg-2.2°C24135m2.6m/s
14:0015%77%424J/kg-2.3°C22627m3m/s
15:000%90%363J/kg-2.1°C24135m2.7m/s
16:000%66%341J/kg-2.1°C24135m3.1m/s
17:0014%75%260J/kg-1.5°C24135m3.4m/s
18:000%100%191J/kg-1°C24134m3.7m/s
19:0018%80%93J/kg-0.5°C11397m4.2m/s
20:0036%11%115J/kg-0.6°C8291m3.9m/s
21:0017%12%121J/kg-0.6°C5161m4.3m/s
22:0014%15%101J/kg-0.4°C11208m3.2m/s
23:0011%14%77J/kg-0.5°C18571m3m/s
Mon, Feb 23
24:0011%14%109J/kg-0.9°C24134m4m/s
01:0022%13%102J/kg-0.4°C5909m4.3m/s
02:0036%14%122J/kg-0.1°C3501m4.2m/s
03:0029%15%149J/kg-0.4°C2917m4.5m/s
04:0037%15%134J/kg-0.4°C3457m5.2m/s
05:0043%15%140J/kg-0.6°C2947m5.6m/s
06:0044%15%126J/kg-0.3°C3211m6.7m/s
07:0044%41%113J/kg0°C4530m7.2m/s
08:0052%65%102J/kg0°C3875m7.3m/s
09:0020%58%75J/kg-0.1°C6096m7.7m/s
10:0024%55%64J/kg-0.4°C6823m8m/s
11:0027%49%71J/kg-0.8°C13219m7.5m/s
12:0017%46%96J/kg-0.9°C13261m7.1m/s
13:0016%45%102J/kg-0.8°C17145m6.5m/s
14:0028%46%91J/kg-0.5°C22493m6m/s
15:000%47%99J/kg-0.7°C23407m6m/s
16:000%53%107J/kg-0.7°C23329m6m/s
17:000%59%98J/kg-0.8°C24135m5.9m/s
18:000%61%73J/kg-0.8°C24135m6m/s
19:000%30%37J/kg-0.2°C19478m5.9m/s
20:000%13%24J/kg0.7°C23551m5.6m/s
21:000%13%10J/kg1.5°C24134m5.1m/s
22:000%12%12J/kg2.3°C23428m4.7m/s
23:0012%14%12J/kg2.6°C23321m5m/s
Tue, Feb 24
24:000%15%9J/kg2.7°C24135m5.1m/s
01:000%15%7J/kg3.1°C24134m4.8m/s
02:0012%15%3J/kg3°C23549m4.5m/s
03:000%15%5J/kg2.9°C24134m4.5m/s
04:000%15%4J/kg3°C24135m4.3m/s
05:0011%14%7J/kg3.3°C24135m4.3m/s
06:000%15%0J/kg3.8°C24134m4.4m/s
07:000%69%0J/kg4.2°C24135m4.5m/s
08:0012%29%0J/kg4.2°C24135m4.7m/s
09:000%29%0J/kg4.2°C24134m5.2m/s
10:000%57%3J/kg3.4°C24134m5.3m/s
11:0013%48%26J/kg2.1°C24134m5.5m/s
12:000%50%31J/kg1.8°C24134m5.3m/s
13:000%49%36J/kg2°C22190m5.6m/s
14:0012%33%30J/kg2°C21643m5.7m/s
15:000%19%25J/kg3°C22474m5.9m/s
16:000%25%19J/kg3.9°C23304m6.2m/s
17:0016%27%14J/kg4.9°C24135m6.4m/s
18:000%32%13J/kg5.1°C24135m5.9m/s
19:000%32%11J/kg5.3°C24135m5.4m/s
20:0014%0%10J/kg5.5°C24135m4.9m/s
21:000%0%7.3J/kg6°C24135m4.9m/s
22:000%0%4.7J/kg6.5°C24135m4.8m/s
23:0014%0%2J/kg7°C24135m4.7m/s
Wed, Feb 25
24:000%0%5J/kg7.3°C24091m4.7m/s
01:000%0%8J/kg7.6°C24047m4.7m/s
02:0014%0%11J/kg7.9°C24003m4.8m/s
03:000%0%7.7J/kg8.7°C24047m4.7m/s
04:000%0%4.3J/kg9.5°C24091m4.7m/s
05:0015%0%1J/kg10°C24135m4.6m/s
06:000%0%0.67J/kg10°C24135m4.2m/s
07:000%97%0.33J/kg9.8°C24135m3.9m/s
How to read: colored cells show whether each predicate requirement is met; highlighted rows mean the full rule matched (an opportunity). For OR groups, only one branch is required, so some OR-branch predicates can be ✕ even in a matching hour.

What does Cloud Drama Score 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
Air Pressure
hPa
CAPE
J/kg
High Clouds
%
Lifted Index
°C
Low Clouds
%
Mid-Level Clouds
%
Precipitation Chance
%
Rainfall
mm
Relative Humidity
%
Showers
mm
Simulated Reflectivity
dBZ
Solar Elevation
°
Total Cloud Coverage
%
Total Precipitation
mm
Wind Shear 0-3 km
m/s
Wind Shear 0-6 km
m/s
Wind Speed
m/s
Sun, Feb 22 Sunrise 07:04 Sunset 18:38
09:00
989hPa 302J/kg 0% -1.4°C 4% 0% 97% 0mm 77% 0.01mm -10dBZ 25° 4% 0mm - - 1.3m/s
10:00
989hPa 377J/kg 10% -1.7°C 11% 0% 98% 0mm 75% 0.01mm -0.55dBZ 37° 21% 0.06mm - - 1.7m/s
11:00
989hPa 444J/kg 52% -2.3°C 19% 12% 99% 0mm 73% 0.01mm 9.2dBZ 48° 62% 0.06mm 9.3m/s 11m/s 2.4m/s
12:00
988hPa 447J/kg 100% -2.3°C 43% 100% 99% 0mm 73% 0.12mm 13dBZ 55° 100% 0.19mm - - 3.3m/s
13:00
988hPa 419J/kg 42% -2.2°C 44% 94% 99% 0mm 76% 0.18mm 17dBZ 58° 94% 0.31mm - - 3.4m/s
14:00
987hPa 424J/kg 2% -2.3°C 49% 44% 99% 0mm 77% 0.23mm 21dBZ 54° 65% 0.5mm 9.1m/s 12m/s 3.4m/s
15:00
987hPa 363J/kg 35% -2.1°C 52% 30% 94% 0mm 79% 0.22mm 10dBZ 45° 78% 0.38mm - - 3.1m/s
16:00
988hPa 341J/kg 99% -2.1°C 49% 100% 89% 0mm 82% 0.19mm -0.44dBZ 34° 100% 0.56mm - - 3.5m/s
17:00
988hPa 260J/kg 62% -1.5°C 40% 100% 84% 0.01mm 83% 0.17mm -11dBZ 21° 100% 0.75mm 9.9m/s 12m/s 3.5m/s
18:00
989hPa 191J/kg 24% -1°C 44% 100% 88% 0mm 84% 0.13mm -9.1dBZ 100% 1mm - - 3.6m/s
19:00
989hPa 93J/kg 6% -0.5°C 55% 98% 92% 0mm 87% 0.88mm -7.2dBZ -5.6° 98% 1.7mm - - 3.9m/s
20:00
990hPa 115J/kg 4% -0.6°C 90% 62% 96% 0.01mm 88% 0.99mm -5.3dBZ -19° 91% 2.5mm 11m/s 12m/s 3.4m/s
21:00
991hPa 121J/kg 2% -0.6°C 88% 58% 94% 0.04mm 88% 1.2mm -6.3dBZ -33° 88% 1.1mm - - 3.6m/s
22:00
991hPa 101J/kg 2% -0.4°C 70% 6% 91% 0mm 86% 0.72mm -7.2dBZ -47° 70% 1.7mm - - 2.6m/s
23:00
991hPa 77J/kg 3% -0.5°C 40% 6% 89% 0mm 86% 0.22mm -8.2dBZ -61° 40% 2.1mm 5.6m/s 9.1m/s 2.7m/s
Mon, Feb 23 Sunrise 07:03 Sunset 18:38
24:00
991hPa 109J/kg 2% -0.9°C 31% 16% 91% 0mm 86% 0.27mm 3.1dBZ -72° 31% 2.1mm - - 3.5m/s
01:00
991hPa 102J/kg 0% -0.4°C 39% 5% 93% 0mm 88% 0.74mm 14dBZ -77° 39% 2.4mm - - 3.7m/s
02:00
991hPa 122J/kg 0% -0.1°C 51% 17% 95% 0mm 89% 1.2mm 26dBZ -69° 52% 3.3mm 2.9m/s 9.6m/s 3.7m/s
03:00
990hPa 149J/kg 0% -0.4°C 81% 50% 85% 0mm 88% 1.6mm 22dBZ -57° 81% 1.3mm - - 3.9m/s
04:00
990hPa 134J/kg 0% -0.4°C 92% 32% 76% 0.14mm 87% 1.6mm 18dBZ -43° 92% 2.8mm - - 4.5m/s
05:00
990hPa 140J/kg 0% -0.6°C 98% 7% 66% 0.02mm 88% 2.4mm 15dBZ -29° 98% 4.5mm 4.4m/s 13m/s 4.9m/s
06:00
991hPa 126J/kg 0% -0.3°C 99% 5% 67% 0.01mm 88% 2.2mm 15dBZ -15° 99% 6.2mm - - 5.8m/s
07:00
992hPa 113J/kg 0% 0°C 99% 5% 68% 0.1mm 87% 1.6mm 16dBZ -1.4° 99% 8mm - - 6.3m/s
08:00
992hPa 102J/kg 0% 0°C 100% 28% 69% 0.27mm 87% 1.9mm 17dBZ 12° 100% 9.9mm 4.8m/s 14m/s 6.2m/s
09:00
993hPa 75J/kg 0% -0.1°C 100% 16% 56% 0.45mm 86% 1.2mm 4.9dBZ 25° 100% 1.7mm - - 6.4m/s
10:00
993hPa 64J/kg 0% -0.4°C 100% 11% 43% 0.44mm 86% 0.87mm -7.2dBZ 37° 100% 3.2mm - - 6.8m/s
11:00
993hPa 71J/kg 0% -0.8°C 100% 37% 30% 0.22mm 84% 0.43mm -19dBZ 48° 100% 4mm 5.2m/s 13m/s 6.5m/s
12:00
993hPa 96J/kg 0% -0.9°C 98% 12% 32% 0.2mm 83% 0.38mm -15dBZ 56° 98% 4.5mm - - 6.4m/s
13:00
992hPa 102J/kg 0% -0.8°C 97% 66% 35% 0.14mm 82% 0.12mm -12dBZ 58° 100% 4.8mm - - 5.8m/s
14:00
992hPa 91J/kg 0% -0.5°C 99% 57% 37% 0.02mm 81% 0.08mm -8dBZ 54° 99% 5mm 5.6m/s 11m/s 5.5m/s
15:00
992hPa 99J/kg 0% -0.7°C 99% 61% 32% 0mm 80% 0.06mm -12dBZ 45° 99% 0.06mm - - 5.4m/s
16:00
992hPa 107J/kg 0% -0.7°C 100% 90% 27% 0mm 79% 0.07mm -16dBZ 34° 100% 0.31mm - - 5.4m/s
17:00
992hPa 98J/kg 0% -0.8°C 99% 98% 22% 0mm 80% 0.07mm -20dBZ 21° 99% 0.31mm 5.7m/s 8.7m/s 5.3m/s
18:00
992hPa 73J/kg 0% -0.8°C 100% 53% 28% 0.01mm 81% 0.06mm -20dBZ 8.1° 100% 0.44mm - - 5.4m/s
19:00
993hPa 37J/kg 0% -0.2°C 98% 2% 33% 0.13mm 82% 0.08mm -19dBZ -5.5° 98% 0.63mm - - 5.4m/s
20:00
994hPa 24J/kg 0% 0.7°C 78% 0% 39% 0.01mm 82% 0.09mm -19dBZ -19° 78% 0.75mm 5.4m/s 7.6m/s 5.1m/s
21:00
994hPa 10J/kg 1% 1.5°C 72% 0% 33% 0mm 81% 0.08mm -19dBZ -33° 72% 0.06mm - - 4.5m/s
22:00
995hPa 12J/kg 0% 2.3°C 82% 0% 28% 0mm 80% 0.07mm -20dBZ -47° 82% 0.13mm - - 4.2m/s
23:00
995hPa 12J/kg 0% 2.6°C 82% 0% 22% 0.03mm 80% 0.04mm -20dBZ -60° 82% 0.13mm 8.1m/s 12m/s 4.8m/s
Tue, Feb 24 Sunrise 07:02 Sunset 18:38
24:00
994hPa 9J/kg 0% 2.7°C 84% 0% 42% 0mm 82% 0.03mm -20dBZ -72° 84% 0.19mm - - 4.7m/s
01:00
994hPa 7J/kg 0% 3.1°C 61% 0% 62% 0mm 80% 0.03mm -20dBZ -77° 61% 0.19mm - - 4.4m/s
02:00
994hPa 3J/kg 0% 3°C 58% 0% 82% 0mm 78% 0.02mm -20dBZ -69° 58% 0.19mm 8.2m/s 13m/s 4.1m/s
03:00
993hPa 5J/kg 0% 2.9°C 55% 0% 80% 0.01mm 78% 0.03mm -20dBZ -57° 55% 0mm - - 4.1m/s
04:00
993hPa 4J/kg 0% 3°C 66% 0% 78% 0mm 78% 0.03mm -20dBZ -43° 66% 0.06mm - - 4m/s
05:00
993hPa 7J/kg 0% 3.3°C 75% 0% 75% 0mm 77% 0.03mm -20dBZ -29° 75% 0.06mm 8.9m/s 15m/s 3.9m/s
06:00
994hPa 0J/kg 0% 3.8°C 70% 0% 81% 0.01mm 73% 0.01mm -11dBZ -15° 70% 0.13mm - - 4.2m/s
07:00
994hPa 0J/kg 0% 4.2°C 36% 0% 86% 0mm 72% 0mm -2.4dBZ -1.2° 36% 0.13mm - - 4.2m/s
08:00
995hPa 0J/kg 0% 4.2°C 1% 0% 91% 0mm 71% 0mm 6.3dBZ 12° 1% 0.13mm 9.7m/s 15m/s 4m/s
09:00
995hPa 0J/kg 0% 4.2°C 10% 0% 82% 0mm 65% 0mm -1.7dBZ 25° 10% 0mm - - 4.1m/s
10:00
995hPa 3J/kg 0% 3.4°C 38% 0% 73% 0mm 66% 0.02mm -9.7dBZ 38° 38% 0mm - - 4.4m/s
11:00
995hPa 26J/kg 0% 2.1°C 38% 0% 64% 0mm 70% 0.1mm -18dBZ 48° 38% 0.06mm 9m/s 16m/s 5.3m/s
12:00
995hPa 31J/kg 0% 1.8°C 45% 0% 70% 0mm 73% 0.11mm -18dBZ 56° 45% 0.13mm - - 5.2m/s
13:00
994hPa 36J/kg 0% 2°C 40% 0% 77% 0mm 73% 0.16mm -19dBZ 59° 40% 0.25mm - - 5.3m/s
14:00
993hPa 30J/kg 0% 2°C 86% 0% 84% 0mm 71% 0.12mm -19dBZ 54° 86% 0.44mm 6.4m/s 14m/s 5.4m/s
15:00
985hPa 25J/kg 0% 3°C 87% 0% 77% 0mm 76% 0.11mm -18dBZ 45° 87% 0.35mm - - 4.7m/s
16:00
977hPa 19J/kg 0% 3.9°C 88% 0% 70% 0mm 81% 0.11mm -16dBZ 34° 88% 0.27mm - - 3.9m/s
17:00
969hPa 14J/kg 0% 4.9°C 89% 0% 64% 0mm 86% 0.1mm -15dBZ 21° 89% 0.19mm 5.6m/s 15m/s 3.1m/s
18:00
969hPa 13J/kg 0% 5.1°C 91% 0% 70% 0.01mm 85% 0.07mm -14dBZ 8.3° 91% 0.27mm - - 2.9m/s
19:00
969hPa 11J/kg 0% 5.3°C 92% 0% 77% 0.02mm 85% 0.04mm -13dBZ -5.4° 92% 0.35mm - - 2.7m/s
20:00
969hPa 10J/kg 0% 5.5°C 93% 0% 83% 0.03mm 84% 0.01mm -12dBZ -19° 93% 0.44mm 6.4m/s 13m/s 2.6m/s
21:00
968hPa 7.3J/kg 33% 6°C 68% 0% 69% 0.02mm 85% 0.01mm -6.7dBZ -33° 96% 0.31mm - - 2.6m/s
22:00
968hPa 4.7J/kg 67% 6.5°C 42% 0% 55% 0.01mm 86% 0.01mm -1.5dBZ -47° 98% 0.19mm - - 2.6m/s
23:00
968hPa 2J/kg 100% 7°C 16% 0% 41% 0mm 87% 0.01mm 3.6dBZ -60° 100% 0.06mm 7.8m/s 16m/s 2.6m/s
Wed, Feb 25 Sunrise 07:02 Sunset 18:39
24:00
968hPa 5J/kg 92% 7.3°C 27% 0% 49% 0mm 86% 0.03mm 3.4dBZ -72° 95% 0.1mm - - 2.7m/s
01:00
969hPa 8J/kg 84% 7.6°C 38% 0% 56% 0mm 86% 0.05mm 3.1dBZ -77° 89% 0.15mm - - 2.7m/s
02:00
969hPa 11J/kg 76% 7.9°C 50% 0% 64% 0mm 85% 0.07mm 2.9dBZ -69° 84% 0.19mm 6.2m/s 13m/s 2.7m/s
03:00
969hPa 7.7J/kg 78% 8.7°C 55% 1% 56% 0mm 79% 0.05mm -2.3dBZ -56° 83% 0.15mm - - 3.1m/s
04:00
969hPa 4.3J/kg 79% 9.5°C 60% 2% 47% 0mm 72% 0.02mm -7.6dBZ -43° 82% 0.1mm - - 3.4m/s
05:00
969hPa 1J/kg 81% 10°C 65% 4% 39% 0mm 65% 0mm -13dBZ -29° 81% 0.06mm 5.9m/s 17m/s 3.8m/s
06:00
968hPa 0.67J/kg 55% 10°C 49% 3% 45% 0mm 61% 0mm -6dBZ -15° 60% 0.06mm - - 3.7m/s
07:00
967hPa 0.33J/kg 30% 9.8°C 32% 1% 50% 0mm 57% 0mm 0.77dBZ -1° 39% 0.06mm - - 3.6m/s
08:00
967hPa 0J/kg 5% 9.6°C 15% 0% 56% 0mm 52% 0mm 7.6dBZ 12° 18% 0.06mm 5m/s 20m/s 3.5m/s
How to read: these inputs help produce the derived score; they are not requirements by themselves.

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