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Rule Storm Chaser

Kynance Cove - Storm Chaser - Cornwall

Mullion, England, United Kingdom

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 100% failing
Cloud Drama Score 74% failing

Currently

Real-time conditions
Cloud Cover2%
Wind Gusts13.8m/s
Precipitation Chance36%
Air Pressure1017.1hPa
CAPE18
Lifted Index5.8°C
Wind Gusts13.8m/s
Precipitation0.0mm

Upcoming Opportunities

When all conditions match, PhotoWeather marks an opportunity window.

Times shown in Europe/London

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 identifies when Atlantic storm conditions create dramatic—but photographable—conditions along Cornwall's exposed coastline. We track storm intensity, wave height, wind speed, and clearing patterns to predict when you can safely capture storm drama.

Cornwall's position jutting into the Atlantic makes it one of Britain's premier locations for storm photography. Winter Atlantic depressions bring powerful swells that create spectacular wave action against granite cliffs, while rapid weather changes mean clearing conditions often follow close behind storm systems, providing dramatic light.

What makes Cornwall special for storm photography:

  • Atlantic exposure - Unobstructed fetch means powerful wave action at exposed headlands
  • Storm focal points - Sennen Cove and Porthleven famous for dramatic wave photography
  • Historic elements - Lighthouses and mine ruins add narrative to storm scenes
  • Rapid clearing - Post-frontal clearing often produces rainbow opportunities and dramatic light

Sennen Cove near Land's End becomes a magnet for storm photographers when Atlantic swells arrive—waves can reach spectacular heights, crashing over the harbour wall. Porthleven is notorious for storm surge conditions, with massive waves flooding the historic harbour during peak storms—dramatic but requiring extreme caution. The Botallack tin mine engine houses perched on cliffs become even more dramatic when waves explode below them. Godrevy Lighthouse withstanding storm seas creates powerful compositions. Safety is paramount—our forecast helps identify conditions that are dramatic but not dangerous, tracking when the worst of storms have passed but seas remain photogenic. Always maintain safe distances, never turn your back on the sea, and be aware that "sneaker waves" can arrive unexpectedly during storm conditions.

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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
Europe/London
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
19:000%38%0J/kg6.8°C24135m15m/s
20:000%0.1%0J/kg6.6°C24134m15m/s
21:000%0%0J/kg6.3°C24135m16m/s
22:000%0%0J/kg4.7°C23083m16m/s
23:000%0%2J/kg3.6°C19947m17m/s
Sun, Feb 22
24:000%0%4J/kg3°C18873m17m/s
01:0017%0%14J/kg2.3°C6421m17m/s
02:0031%0%24J/kg3.3°C4916m17m/s
03:0042%0%18J/kg3.2°C4831m16m/s
04:0036%0%2J/kg4°C4946m16m/s
05:0022%0%5J/kg4.6°C14422m16m/s
06:0039%0%14J/kg3.3°C14475m15m/s
07:000%66%21J/kg3.9°C8380m16m/s
08:000%63%30J/kg2.5°C14158m15m/s
09:0015%75%6J/kg3.4°C24135m13m/s
10:000%72%4J/kg3.7°C24135m11m/s
11:000%47%2J/kg4.2°C24135m9.6m/s
12:000%48%24J/kg3.7°C24134m12m/s
13:000%56%4J/kg3.7°C24135m12m/s
14:000%41%4J/kg3.4°C24135m12m/s
15:0012%76%5J/kg4.8°C24135m13m/s
16:000%74%6J/kg5.4°C24135m13m/s
17:000%53%17J/kg5.3°C24135m13m/s
18:0016%37%14J/kg5.5°C24135m13m/s
19:000%19%18J/kg5.8°C24134m14m/s
20:000%7.8%27J/kg6.4°C24134m14m/s
21:0014%14%34J/kg6.6°C24135m14m/s
22:000%15%26J/kg7°C24135m14m/s
23:000%15%40J/kg7°C24135m14m/s
Mon, Feb 23
24:0013%15%30J/kg7.1°C24135m13m/s
01:000%15%26J/kg7.1°C24135m13m/s
02:000%4.2%22J/kg7.4°C24135m13m/s
03:0013%0.3%8J/kg7.6°C24135m13m/s
04:000%1.1%9J/kg7.4°C24134m13m/s
05:000%1.1%1J/kg8.4°C24135m13m/s
06:0015%4.8%0J/kg8.6°C24134m13m/s
07:000%61%0J/kg8.9°C24135m13m/s
08:000%38%0J/kg8.6°C24134m13m/s
09:0013%65%0J/kg5.7°C24135m12m/s
10:000%38%2J/kg3.7°C24134m13m/s
11:000%28%3J/kg4.2°C15014m15m/s
12:0015%33%6J/kg3.6°C17370m15m/s
13:000%33%1J/kg3.9°C24134m16m/s
14:000%46%0J/kg3.8°C24135m16m/s
15:000%55%0J/kg3°C17321m16m/s
16:000%55%0J/kg3.7°C24134m15m/s
17:000%60%1J/kg3.8°C24134m15m/s
18:000%63%1J/kg4°C24134m14m/s
19:000%56%1J/kg4.5°C24135m13m/s
20:000%15%0J/kg4.7°C24135m14m/s
21:000%15%0J/kg4.8°C24135m14m/s
22:000%15%0J/kg4.9°C24135m14m/s
23:000%14%0J/kg5.6°C24134m14m/s
Tue, Feb 24
24:000%14%0J/kg6.8°C24135m15m/s
01:000%15%0J/kg7.3°C24134m15m/s
02:000%15%0J/kg8.3°C24135m15m/s
03:000%12%0J/kg8.5°C24135m15m/s
04:000%11%0J/kg8.7°C24135m15m/s
05:000%5.7%0J/kg8.8°C24135m15m/s
06:000%7.5%0J/kg8.8°C24135m15m/s
07:000%68%0J/kg8.5°C24134m16m/s
08:000%42%0J/kg8.6°C24134m16m/s
09:000%96%0J/kg8.5°C24135m17m/s
10:000%38%0J/kg8°C24135m17m/s
11:000%29%0J/kg7.3°C24134m17m/s
12:000%72%0J/kg8.3°C24135m17m/s
13:000%54%0J/kg7.9°C24134m16m/s
14:000%43%0J/kg7.4°C24135m16m/s
15:000%51%0J/kg7.5°C24135m15m/s
16:000%48%0J/kg8.1°C24134m16m/s
17:000%59%0J/kg7.2°C24135m16m/s
18:000%60%0J/kg6.7°C24135m16m/s
19:000%55%0J/kg6.6°C24134m15m/s
20:000%4.9%0J/kg6.5°C24134m15m/s
21:000%5.9%0J/kg6.6°C24134m15m/s
22:000%5.3%0J/kg6.9°C24134m15m/s
23:000%4.8%0J/kg6.5°C24134m14m/s
Wed, Feb 25
24:000%7.4%0J/kg6.4°C24135m14m/s
01:000%0%0J/kg5.2°C24135m14m/s
02:000%0%0J/kg4°C24135m14m/s
03:000%0%0J/kg2.8°C24135m13m/s
04:000%0%0.33J/kg2.7°C24135m13m/s
05:000%0%0.67J/kg2.6°C24135m12m/s
06:000%0%1J/kg2.5°C24135m12m/s
07:000%90%2.7J/kg2.4°C24135m12m/s
08:000%100%4.3J/kg2.2°C24135m12m/s
09:0015%26%6J/kg2.1°C24135m12m/s
10:000%51%7.7J/kg1.9°C24135m12m/s
11:000%75%9.3J/kg1.6°C24135m12m/s
12:0014%90%11J/kg1.3°C24135m13m/s
13:000%90%11J/kg1°C24135m13m/s
14:000%76%11J/kg0.65°C24135m14m/s
15:0014%82%11J/kg0.31°C24135m15m/s
16:000%82%13J/kg0.2°C24135m15m/s
17:000%88%14J/kg0.09°C24135m15m/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
Europe/London
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 07:18 Sunset 17:50
19:00
1017hPa 18J/kg 2% 5.8°C 0% 0% 36% 0mm 90% 0mm -20dBZ -12° 2% 0mm - - 8.6m/s
20:00
1017hPa 27J/kg 5% 6.4°C 6% 0% 32% 0mm 90% 0mm -20dBZ -21° 10% 0mm - - 8.7m/s
21:00
1018hPa 34J/kg 10% 6.6°C 12% 0% 29% 0mm 90% 0mm -20dBZ -31° 17% 0mm 7.7m/s 19m/s 8.9m/s
22:00
1018hPa 26J/kg 13% 7°C 10% 0% 32% 0mm 90% 0mm -20dBZ -39° 14% 0mm - - 9.2m/s
23:00
1018hPa 40J/kg 51% 7°C 2% 0% 36% 0mm 91% 0.03mm -20dBZ -45° 51% 0mm - - 9.5m/s
Mon, Feb 23 Sunrise 07:16 Sunset 17:52
24:00
1018hPa 30J/kg 78% 7.1°C 7% 0% 39% 0mm 91% 0mm -20dBZ -49° 78% 0.06mm 7.4m/s 14m/s 9m/s
01:00
1018hPa 26J/kg 86% 7.1°C 4% 0% 32% 0mm 91% 0mm -20dBZ -50° 86% 0mm - - 8.5m/s
02:00
1017hPa 22J/kg 100% 7.4°C 3% 0% 24% 0mm 91% 0mm -20dBZ -46° 100% 0mm - - 8.5m/s
03:00
1017hPa 8J/kg 100% 7.6°C 1% 100% 17% 0mm 91% 0mm -20dBZ -40° 100% 0mm 7.1m/s 11m/s 8.2m/s
04:00
1016hPa 9J/kg 100% 7.4°C 14% 89% 27% 0mm 91% 0mm -20dBZ -32° 100% 0mm - - 8.1m/s
05:00
1016hPa 1J/kg 89% 8.4°C 6% 89% 36% 0mm 90% 0mm -20dBZ -23° 93% 0mm - - 8.3m/s
06:00
1016hPa 0J/kg 100% 8.6°C 96% 48% 46% 0mm 88% 0mm -20dBZ -13° 100% 0mm 13m/s 16m/s 8.1m/s
07:00
1016hPa 0J/kg 94% 8.9°C 100% 54% 37% 0mm 88% 0mm -20dBZ -3.3° 100% 0mm - - 8.2m/s
08:00
1016hPa 0J/kg 5% 8.6°C 91% 5% 29% 0mm 89% 0mm -20dBZ 5.9° 91% 0mm - - 8.2m/s
09:00
1016hPa 0J/kg 5% 5.7°C 100% 19% 20% 0.01mm 91% 0mm -20dBZ 14° 100% 0mm 13m/s 16m/s 7.7m/s
10:00
1016hPa 2J/kg 5% 3.7°C 100% 0% 27% 0.12mm 93% 0mm -20dBZ 21° 100% 0.06mm - - 7.8m/s
11:00
1015hPa 3J/kg 5% 4.2°C 100% 0% 33% 0mm 97% 0mm -20dBZ 27° 100% 0.13mm - - 9.2m/s
12:00
1015hPa 6J/kg 96% 3.6°C 100% 0% 39% 0.03mm 96% 0mm -20dBZ 30° 100% 0.13mm 7.5m/s 11m/s 9.8m/s
13:00
1015hPa 1J/kg 100% 3.9°C 84% 0% 27% 0mm 95% 0mm -13dBZ 30° 100% 0mm - - 9.7m/s
14:00
1014hPa 0J/kg 100% 3.8°C 66% 18% 15% 0mm 96% 0mm -6.5dBZ 27° 100% 0mm - - 9.4m/s
15:00
1015hPa 0J/kg 100% 3°C 99% 10% 3% 0mm 96% 0mm 0.28dBZ 22° 100% 0mm 0.91m/s 6.3m/s 9.3m/s
16:00
1014hPa 0J/kg 100% 3.7°C 69% 22% 2% 0mm 95% 0mm -4.6dBZ 15° 100% 0mm - - 8.5m/s
17:00
1015hPa 1J/kg 100% 3.8°C 97% 18% 1% 0mm 95% 0mm -9.5dBZ 7.3° 100% 0mm - - 7.7m/s
18:00
1015hPa 1J/kg 13% 4°C 100% 5% 0% 0mm 95% 0mm -14dBZ -1.8° 100% 0mm 2m/s 5.6m/s 7.1m/s
19:00
1015hPa 1J/kg 52% 4.5°C 100% 0% 0% 0mm 95% 0mm -16dBZ -11° 100% 0mm - - 6.9m/s
20:00
1014hPa 0J/kg 7% 4.7°C 50% 5% 0% 0mm 96% 0mm -18dBZ -21° 50% 0mm - - 7m/s
21:00
1014hPa 0J/kg 45% 4.8°C 9% 4% 0% 0mm 94% 0mm -20dBZ -30° 52% 0mm 5.7m/s 9.2m/s 7m/s
22:00
1014hPa 0J/kg 22% 4.9°C 4% 5% 0% 0mm 93% 0mm -20dBZ -39° 22% 0mm - - 7.2m/s
23:00
1014hPa 0J/kg 11% 5.6°C 2% 0% 0% 0mm 93% 0mm -20dBZ -45° 11% 0mm - - 7.9m/s
Tue, Feb 24 Sunrise 07:14 Sunset 17:54
24:00
1013hPa 0J/kg 5% 6.8°C 6% 0% 0% 0mm 93% 0mm -20dBZ -49° 9% 0mm 6.3m/s 9.4m/s 8.5m/s
01:00
1013hPa 0J/kg 26% 7.3°C 0% 0% 0% 0mm 92% 0mm -20dBZ -49° 26% 0mm - - 9m/s
02:00
1012hPa 0J/kg 100% 8.3°C 0% 0% 0% 0mm 89% 0mm -20dBZ -46° 100% 0mm - - 9.1m/s
03:00
1011hPa 0J/kg 99% 8.5°C 0% 0% 0% 0mm 88% 0mm -20dBZ -39° 99% 0mm 4.8m/s 6.4m/s 9.1m/s
04:00
1011hPa 0J/kg 81% 8.7°C 0% 0% 0% 0mm 88% 0mm -20dBZ -31° 81% 0mm - - 9.2m/s
05:00
1010hPa 0J/kg 79% 8.8°C 0% 8% 0% 0mm 89% 0mm -20dBZ -22° 79% 0mm - - 9.4m/s
06:00
1010hPa 0J/kg 54% 8.8°C 0% 100% 0% 0mm 89% 0mm -20dBZ -13° 100% 0mm 3.4m/s 6.6m/s 9.7m/s
07:00
1009hPa 0J/kg 100% 8.5°C 0% 99% 0% 0mm 89% 0mm -20dBZ -3° 100% 0mm - - 10m/s
08:00
1009hPa 0J/kg 6% 8.6°C 0% 7% 0% 0mm 89% 0mm -20dBZ 6.2° 7% 0mm - - 10m/s
09:00
1009hPa 0J/kg 26% 8.5°C 0% 71% 0% 0mm 88% 0mm -20dBZ 15° 81% 0mm 0.76m/s 3.5m/s 9.9m/s
10:00
1009hPa 0J/kg 100% 8°C 0% 5% 0% 0mm 88% 0mm -20dBZ 22° 100% 0mm - - 11m/s
11:00
1008hPa 0J/kg 100% 7.3°C 0% 7% 0% 0mm 87% 0mm -20dBZ 27° 100% 0mm - - 10m/s
12:00
1008hPa 0J/kg 73% 8.3°C 0% 16% 0% 0mm 87% 0mm -20dBZ 30° 73% 0mm 1.3m/s 1.8m/s 11m/s
13:00
1008hPa 0J/kg 100% 7.9°C 0% 80% 0% 0mm 85% 0mm -20dBZ 30° 100% 0mm - - 10m/s
14:00
1007hPa 0J/kg 100% 7.4°C 0% 96% 0% 0mm 86% 0mm -20dBZ 28° 100% 0mm - - 9.4m/s
15:00
1007hPa 0J/kg 100% 7.5°C 0% 100% 0% 0mm 87% 0mm -20dBZ 23° 100% 0mm 2.8m/s 4.2m/s 8.8m/s
16:00
1007hPa 0J/kg 98% 8.1°C 0% 100% 0% 0mm 85% 0mm -20dBZ 16° 100% 0mm - - 9.3m/s
17:00
1006hPa 0J/kg 100% 7.2°C 0% 100% 0% 0mm 85% 0mm -20dBZ 7.6° 100% 0mm - - 11m/s
18:00
1007hPa 0J/kg 100% 6.7°C 5% 91% 0% 0mm 90% 0mm -20dBZ -1.5° 100% 0mm 5.4m/s 6.7m/s 10m/s
19:00
1006hPa 0J/kg 100% 6.6°C 15% 92% 0% 0mm 92% 0mm -20dBZ -11° 100% 0mm - - 9.8m/s
20:00
1006hPa 0J/kg 95% 6.5°C 30% 77% 0% 0mm 94% 0mm -20dBZ -21° 95% 0mm - - 10m/s
21:00
1006hPa 0J/kg 18% 6.6°C 55% 47% 0% 0mm 94% 0mm -20dBZ -30° 71% 0mm 4.6m/s 4.1m/s 10m/s
22:00
1006hPa 0J/kg 92% 6.9°C 42% 98% 7% 0mm 94% 0mm -20dBZ -38° 99% 0mm - - 9.6m/s
23:00
1006hPa 0J/kg 5% 6.5°C 28% 94% 15% 0mm 93% 0mm -20dBZ -45° 94% 0mm - - 9.2m/s
Wed, Feb 25 Sunrise 07:12 Sunset 17:56
24:00
1006hPa 0J/kg 11% 6.4°C 12% 97% 22% 0mm 93% 0mm -20dBZ -49° 97% 0mm 2.5m/s 8.5m/s 9.1m/s
01:00
1007hPa 0J/kg 12% 5.2°C 15% 90% 31% 0mm 93% 0mm -19dBZ -49° 90% 0mm - - 8.9m/s
02:00
1007hPa 0J/kg 14% 4°C 18% 83% 41% 0mm 92% 0mm -18dBZ -45° 83% 0mm - - 8.8m/s
03:00
1008hPa 0J/kg 15% 2.8°C 22% 75% 50% 0mm 92% 0mm -17dBZ -39° 75% 0mm 3.4m/s 9.3m/s 8.6m/s
04:00
1008hPa 0.33J/kg 43% 2.7°C 16% 66% 41% 0mm 92% 0mm -18dBZ -31° 84% 0mm - - 8.2m/s
05:00
1009hPa 0.67J/kg 72% 2.6°C 10% 57% 32% 0mm 92% 0mm -19dBZ -22° 92% 0mm - - 7.9m/s
06:00
1009hPa 1J/kg 100% 2.5°C 4% 47% 24% 0mm 92% 0mm -20dBZ -12° 100% 0mm 12m/s 18m/s 7.5m/s
07:00
1009hPa 2.7J/kg 67% 2.4°C 4% 33% 49% 0.003mm 92% 0mm -20dBZ -2.7° 69% 0mm - - 7.7m/s
08:00
1009hPa 4.3J/kg 34% 2.2°C 3% 19% 75% 0.007mm 92% 0mm -20dBZ 6.6° 38% 0mm - - 7.9m/s
09:00
1009hPa 6J/kg 0% 2.1°C 3% 5% 100% 0.01mm 92% 0mm -20dBZ 15° 6% 0mm 13m/s 14m/s 8.2m/s
10:00
1009hPa 7.7J/kg 8% 1.9°C 15% 7% 71% 0.007mm 93% 0mm -19dBZ 22° 18% 0.02mm - - 8.3m/s
11:00
1009hPa 9.3J/kg 16% 1.6°C 28% 8% 43% 0.003mm 94% 0mm -17dBZ 28° 29% 0.04mm - - 8.4m/s
12:00
1009hPa 11J/kg 23% 1.3°C 40% 10% 14% 0mm 94% 0mm -16dBZ 31° 40% 0.06mm 9m/s 14m/s 8.5m/s
13:00
1010hPa 11J/kg 15% 1°C 45% 29% 17% 0.003mm 94% 0mm -15dBZ 31° 52% 0.04mm - - 9.1m/s
14:00
1010hPa 11J/kg 8% 0.65°C 49% 48% 19% 0.007mm 93% 0mm -15dBZ 28° 63% 0.02mm - - 9.6m/s
15:00
1010hPa 11J/kg 0% 0.31°C 54% 67% 22% 0.01mm 92% 0mm -14dBZ 23° 74% 0mm 7.7m/s 14m/s 10m/s
16:00
1010hPa 13J/kg 0% 0.2°C 59% 45% 23% 0.01mm 92% 0.007mm -15dBZ 16° 73% 0.04mm - - 10m/s
17:00
1009hPa 14J/kg 0% 0.09°C 65% 22% 25% 0.01mm 92% 0.01mm -15dBZ 7.8° 72% 0.08mm - - 11m/s
18:00
1009hPa 16J/kg 0% -0.02°C 71% 0% 26% 0.01mm 92% 0.02mm -15dBZ -1.2° 71% 0.13mm 7m/s 14m/s 11m/s
How to read: these inputs help produce the derived score; they are not requirements by themselves.

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