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Rule Storm Chaser

Bedruthan Steps - Storm Chaser - Cornwall

Mawgan Porth, 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 Cover19%
Wind Gusts14.2m/s
Precipitation Chance90%
Air Pressure1014.6hPa
CAPE38
Lifted Index5.4°C
Wind Gusts14.2m/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%0.1%0J/kg6.4°C24135m15m/s
20:000%0%0J/kg6.2°C24134m15m/s
21:000%0%0J/kg6.1°C24135m15m/s
22:000%0%1J/kg4.1°C24135m15m/s
23:000%0%15J/kg3.3°C23570m16m/s
Sun, Feb 22
24:000%0%15J/kg2.3°C18892m16m/s
01:0017%0%9J/kg2.4°C23251m16m/s
02:0017%0%30J/kg2.4°C12107m16m/s
03:0032%0%39J/kg2.8°C19971m17m/s
04:0021%0%6J/kg3.7°C5329m17m/s
05:0021%0%5J/kg4.4°C9904m14m/s
06:0042%0.1%7J/kg4.2°C843m14m/s
07:0017%64%28J/kg3.3°C3254m14m/s
08:000%59%10J/kg4.1°C5087m14m/s
09:0016%52%1J/kg4.1°C24135m12m/s
10:000%56%9J/kg3.9°C24135m12m/s
11:000%39%5J/kg4.5°C24135m11m/s
12:000%55%12J/kg5.1°C24134m11m/s
13:000%55%14J/kg3.7°C24135m11m/s
14:000%74%34J/kg3.7°C24135m11m/s
15:0018%36%46J/kg4.3°C24135m13m/s
16:000%43%40J/kg4.4°C24135m13m/s
17:000%74%35J/kg4.6°C24135m13m/s
18:0019%44%27J/kg4.9°C24135m14m/s
19:000%65%38J/kg5.4°C19119m14m/s
20:000%5.1%42J/kg5.9°C22938m14m/s
21:0018%12%35J/kg6.2°C24135m14m/s
22:000%14%44J/kg7°C24135m14m/s
23:000%11%41J/kg6.9°C24135m14m/s
Mon, Feb 23
24:0015%13%39J/kg7.3°C24135m14m/s
01:000%14%35J/kg7.7°C24135m14m/s
02:000%8%29J/kg7.5°C24135m14m/s
03:0014%0.7%16J/kg7.7°C24135m14m/s
04:000%1%8J/kg7.6°C24134m14m/s
05:000%2.7%8J/kg8°C24135m14m/s
06:0016%2.1%3J/kg8.6°C24134m14m/s
07:000%66%14J/kg9°C24135m13m/s
08:000%66%5J/kg9.1°C24134m13m/s
09:0016%86%0J/kg8.1°C24135m13m/s
10:000%72%1J/kg4.7°C22876m13m/s
11:000%55%6J/kg3.7°C24134m12m/s
12:0016%61%8J/kg3.9°C24135m15m/s
13:000%49%4J/kg3.9°C24134m15m/s
14:000%47%3J/kg3.5°C24135m16m/s
15:000%55%6J/kg2.6°C24135m16m/s
16:000%55%7J/kg3.2°C24134m15m/s
17:000%60%6J/kg3.5°C24134m15m/s
18:000%67%5J/kg3.6°C24134m15m/s
19:000%61%2J/kg4°C24135m13m/s
20:000%15%7J/kg4.4°C24135m12m/s
21:000%15%0J/kg4.8°C24135m13m/s
22:000%15%0J/kg4.9°C24135m14m/s
23:000%14%0J/kg5.3°C24134m15m/s
Tue, Feb 24
24:0013%13%0J/kg6.3°C24135m14m/s
01:000%15%0J/kg7.3°C24134m15m/s
02:000%13%0J/kg8.7°C24135m15m/s
03:000%9.9%0J/kg9.3°C24135m15m/s
04:000%7.6%0J/kg9.4°C24135m15m/s
05:000%9%0J/kg9.4°C24135m15m/s
06:000%6.8%0J/kg9.6°C24135m15m/s
07:000%62%0J/kg9.4°C24134m15m/s
08:000%99%0J/kg9.4°C24134m16m/s
09:000%60%0J/kg9.1°C24135m16m/s
10:000%54%0J/kg8.9°C24135m16m/s
11:000%50%0J/kg8.4°C24134m15m/s
12:000%28%0J/kg7.7°C24135m15m/s
13:000%48%0J/kg7.4°C24134m15m/s
14:000%48%0J/kg7.2°C24135m16m/s
15:000%49%0J/kg6.9°C24135m16m/s
16:0014%48%0J/kg6.8°C24134m15m/s
17:0014%52%0J/kg8.1°C24135m17m/s
18:0014%54%0J/kg6.7°C24135m16m/s
19:0014%50%0J/kg6.9°C24134m15m/s
20:0014%5.5%0J/kg6.9°C24134m16m/s
21:0014%6%0J/kg7.1°C24134m15m/s
22:0014%10%0J/kg7.4°C24134m15m/s
23:0014%10%0J/kg7.7°C24134m14m/s
Wed, Feb 25
24:0015%11%0J/kg7.1°C24135m14m/s
01:0011%0%0J/kg6°C24135m13m/s
02:000%0%0J/kg4.8°C24135m12m/s
03:000%0%0J/kg3.7°C24135m11m/s
04:000%0%2.7J/kg3.2°C24135m11m/s
05:000%0%5.3J/kg2.7°C24135m10m/s
06:000%0%8J/kg2.2°C24135m10m/s
07:000%87%8.7J/kg2.1°C24135m10m/s
08:000%97%9.3J/kg1.9°C24135m10m/s
09:000%18%10J/kg1.8°C24135m10m/s
10:000%66%7.3J/kg1.8°C24135m10m/s
11:000%73%4.7J/kg1.8°C24135m11m/s
12:000%76%2J/kg1.7°C24135m11m/s
13:000%78%2.7J/kg1.4°C24135m12m/s
14:000%70%3.3J/kg1.1°C24135m12m/s
15:0014%52%4J/kg0.81°C24135m13m/s
16:000%52%3.7J/kg0.7°C24135m13m/s
17:000%24%3.3J/kg0.59°C24135m14m/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 17:49
19:00
1015hPa 38J/kg 18% 5.4°C 8% 0% 90% 0mm 90% 0.23mm -19dBZ -12° 19% 0mm - - 8.9m/s
20:00
1015hPa 42J/kg 27% 5.9°C 8% 0% 81% 0mm 89% 0.05mm -19dBZ -21° 29% 0.06mm - - 9.3m/s
21:00
1015hPa 35J/kg 5% 6.2°C 5% 0% 73% 0mm 89% 0.06mm -18dBZ -30° 5% 0.13mm 9.6m/s 23m/s 9.1m/s
22:00
1015hPa 44J/kg 91% 7°C 12% 0% 81% 0mm 89% 0.05mm -13dBZ -39° 91% 0.13mm - - 9.4m/s
23:00
1015hPa 41J/kg 10% 6.9°C 15% 0% 90% 0mm 90% 0.03mm -6.7dBZ -45° 15% 0.19mm - - 9.4m/s
Mon, Feb 23 Sunrise 07:16 Sunset 17:51
24:00
1015hPa 39J/kg 17% 7.3°C 6% 0% 98% 0mm 90% 0mm -0.81dBZ -49° 19% 0.25mm 7.8m/s 17m/s 9.9m/s
01:00
1015hPa 35J/kg 16% 7.7°C 12% 0% 78% 0mm 89% 0.09mm -5.4dBZ -49° 19% 0.06mm - - 8.8m/s
02:00
1015hPa 29J/kg 100% 7.5°C 4% 0% 59% 0mm 90% 0.02mm -9.9dBZ -46° 100% 0.06mm - - 8.8m/s
03:00
1014hPa 16J/kg 100% 7.7°C 2% 3% 39% 0mm 90% 0mm -15dBZ -39° 100% 0.06mm 8.3m/s 15m/s 9.1m/s
04:00
1014hPa 8J/kg 100% 7.6°C 0% 44% 42% 0mm 91% 0mm -12dBZ -31° 100% 0.06mm - - 9.1m/s
05:00
1014hPa 8J/kg 75% 8°C 48% 100% 46% 0mm 91% 0mm -9.4dBZ -22° 100% 0.06mm - - 8.7m/s
06:00
1013hPa 3J/kg 90% 8.6°C 99% 100% 50% 0mm 90% 0mm -6.9dBZ -13° 100% 0.06mm 6.2m/s 17m/s 8.3m/s
07:00
1013hPa 14J/kg 100% 9°C 100% 50% 47% 0mm 88% 0.04mm 1.8dBZ -3.3° 100% 0mm - - 8.1m/s
08:00
1014hPa 5J/kg 97% 9.1°C 100% 97% 44% 0mm 88% 0mm 10dBZ 5.9° 100% 0.06mm - - 7.8m/s
09:00
1013hPa 0J/kg 30% 8.1°C 100% 87% 42% 0mm 88% 0mm 19dBZ 14° 100% 0.06mm 14m/s 19m/s 7.6m/s
10:00
1013hPa 1J/kg 53% 4.7°C 100% 52% 44% 0.31mm 90% 0mm 6.3dBZ 21° 100% 0.19mm - - 8.2m/s
11:00
1013hPa 6J/kg 6% 3.7°C 100% 52% 47% 0.02mm 91% 0mm -6.6dBZ 26° 100% 0.25mm - - 6.8m/s
12:00
1013hPa 8J/kg 54% 3.9°C 100% 36% 49% 0.01mm 96% 0mm -19dBZ 29° 100% 0.31mm 7.9m/s 14m/s 8.4m/s
13:00
1012hPa 4J/kg 96% 3.9°C 86% 89% 34% 0mm 95% 0mm -20dBZ 30° 99% 0mm - - 9.2m/s
14:00
1012hPa 3J/kg 100% 3.5°C 70% 92% 19% 0mm 94% 0mm -20dBZ 27° 100% 0mm - - 9.3m/s
15:00
1012hPa 6J/kg 100% 2.6°C 91% 100% 3% 0mm 96% 0mm -20dBZ 22° 100% 0mm 3.4m/s 6m/s 9.4m/s
16:00
1012hPa 7J/kg 100% 3.2°C 81% 100% 2% 0mm 95% 0mm -12dBZ 15° 100% 0mm - - 8.7m/s
17:00
1012hPa 6J/kg 81% 3.5°C 98% 100% 1% 0mm 93% 0mm -3.2dBZ 100% 0mm - - 8.1m/s
18:00
1012hPa 5J/kg 5% 3.6°C 100% 48% 0% 0.01mm 92% 0mm 5.2dBZ -2° 100% 0mm 0.61m/s 5m/s 7.7m/s
19:00
1012hPa 2J/kg 42% 4°C 100% 2% 1% 0.01mm 92% 0mm -3.2dBZ -12° 100% 0mm - - 6.9m/s
20:00
1012hPa 7J/kg 5% 4.4°C 17% 0% 2% 0mm 92% 0mm -12dBZ -21° 19% 0mm - - 6.5m/s
21:00
1012hPa 0J/kg 5% 4.8°C 13% 0% 3% 0mm 94% 0mm -20dBZ -30° 14% 0mm 6.2m/s 8.9m/s 6.8m/s
22:00
1012hPa 0J/kg 6% 4.9°C 0% 5% 2% 0mm 92% 0mm -20dBZ -38° 6% 0mm - - 7.5m/s
23:00
1011hPa 0J/kg 45% 5.3°C 0% 0% 1% 0mm 91% 0mm -20dBZ -45° 45% 0mm - - 7.7m/s
Tue, Feb 24 Sunrise 07:14 Sunset 17:52
24:00
1011hPa 0J/kg 14% 6.3°C 2% 0% 0% 0mm 91% 0mm -20dBZ -48° 15% 0mm 7.2m/s 11m/s 7.7m/s
01:00
1010hPa 0J/kg 19% 7.3°C 2% 0% 0% 0mm 91% 0mm -20dBZ -49° 19% 0mm - - 8m/s
02:00
1010hPa 0J/kg 100% 8.7°C 0% 0% 0% 0mm 88% 0mm -20dBZ -45° 100% 0mm - - 8.3m/s
03:00
1009hPa 0J/kg 100% 9.3°C 0% 0% 0% 0mm 88% 0mm -20dBZ -39° 100% 0mm 5m/s 6.7m/s 8.1m/s
04:00
1009hPa 0J/kg 100% 9.4°C 0% 45% 0% 0mm 89% 0mm -20dBZ -31° 100% 0mm - - 8.2m/s
05:00
1008hPa 0J/kg 90% 9.4°C 0% 9% 0% 0mm 89% 0mm -20dBZ -22° 90% 0mm - - 8.2m/s
06:00
1008hPa 0J/kg 55% 9.6°C 0% 86% 0% 0mm 90% 0mm -20dBZ -13° 86% 0mm 4.1m/s 7.5m/s 8.6m/s
07:00
1007hPa 0J/kg 73% 9.4°C 1% 100% 0% 0mm 87% 0mm -20dBZ -3° 100% 0mm - - 8.9m/s
08:00
1007hPa 0J/kg 63% 9.4°C 1% 46% 0% 0mm 88% 0mm -20dBZ 6.2° 63% 0mm - - 9m/s
09:00
1007hPa 0J/kg 96% 9.1°C 0% 51% 0% 0mm 85% 0mm -20dBZ 14° 96% 0mm 2m/s 4.6m/s 9.1m/s
10:00
1006hPa 0J/kg 100% 8.9°C 0% 18% 0% 0mm 80% 0mm -20dBZ 22° 100% 0mm - - 9.3m/s
11:00
1006hPa 0J/kg 99% 8.4°C 0% 67% 0% 0mm 78% 0mm -20dBZ 27° 99% 0mm - - 9.4m/s
12:00
1006hPa 0J/kg 93% 7.7°C 0% 5% 0% 0mm 78% 0mm -20dBZ 30° 93% 0mm 3.4m/s 4.8m/s 9.7m/s
13:00
1006hPa 0J/kg 19% 7.4°C 0% 10% 0% 0mm 78% 0mm -20dBZ 30° 19% 0mm - - 9.9m/s
14:00
1005hPa 0J/kg 100% 7.2°C 0% 84% 0% 0mm 77% 0mm -20dBZ 27° 100% 0mm - - 10m/s
15:00
1005hPa 0J/kg 100% 6.9°C 0% 100% 0% 0mm 80% 0mm -20dBZ 22° 100% 0mm 1.7m/s 0.9m/s 9.3m/s
16:00
1005hPa 0J/kg 100% 6.8°C 0% 100% 0% 0mm 79% 0mm -20dBZ 15° 100% 0mm - - 8.7m/s
17:00
1004hPa 0J/kg 100% 8.1°C 0% 100% 0% 0mm 78% 0mm -20dBZ 7.3° 100% 0mm - - 9.9m/s
18:00
1004hPa 0J/kg 100% 6.7°C 0% 100% 0% 0mm 78% 0mm -20dBZ -1.7° 100% 0mm 2.8m/s 4.8m/s 10m/s
19:00
1005hPa 0J/kg 88% 6.9°C 1% 39% 7% 0mm 82% 0mm -20dBZ -11° 90% 0mm - - 9.2m/s
20:00
1004hPa 0J/kg 82% 6.9°C 7% 44% 15% 0mm 89% 0mm -20dBZ -21° 82% 0mm - - 8.7m/s
21:00
1005hPa 0J/kg 24% 7.1°C 9% 45% 22% 0mm 90% 0mm -20dBZ -30° 53% 0mm 2.8m/s 0.63m/s 8.5m/s
22:00
1005hPa 0J/kg 10% 7.4°C 39% 28% 22% 0mm 92% 0mm -20dBZ -38° 39% 0mm - - 8.7m/s
23:00
1005hPa 0J/kg 5% 7.7°C 58% 73% 22% 0mm 92% 0mm -20dBZ -44° 73% 0mm - - 8.5m/s
Wed, Feb 25 Sunrise 07:12 Sunset 17:54
24:00
1004hPa 0J/kg 4% 7.1°C 54% 93% 22% 0mm 91% 0mm -20dBZ -48° 93% 0mm 1.1m/s 7.1m/s 8.2m/s
01:00
1004hPa 0J/kg 34% 6°C 46% 88% 22% 0mm 90% 0mm -20dBZ -48° 93% 0mm - - 7.9m/s
02:00
1004hPa 0J/kg 63% 4.8°C 38% 84% 22% 0mm 90% 0mm -20dBZ -45° 93% 0mm - - 7.6m/s
03:00
1004hPa 0J/kg 93% 3.7°C 30% 80% 22% 0mm 90% 0mm -20dBZ -39° 93% 0mm 3.5m/s 9.3m/s 7.2m/s
04:00
1005hPa 2.7J/kg 86% 3.2°C 31% 57% 31% 0.003mm 88% 0mm -20dBZ -31° 89% 0mm - - 7.2m/s
05:00
1005hPa 5.3J/kg 80% 2.7°C 33% 34% 40% 0.007mm 85% 0mm -20dBZ -22° 85% 0mm - - 7.2m/s
06:00
1005hPa 8J/kg 74% 2.2°C 34% 11% 49% 0.01mm 83% 0mm -20dBZ -12° 80% 0mm 8.1m/s 15m/s 7.2m/s
07:00
1005hPa 8.7J/kg 50% 2.1°C 24% 9% 37% 0.01mm 83% 0mm -20dBZ -2.6° 56% 0mm - - 7.1m/s
08:00
1005hPa 9.3J/kg 27% 1.9°C 14% 7% 25% 0.02mm 83% 0mm -20dBZ 6.5° 32% 0mm - - 6.9m/s
09:00
1005hPa 10J/kg 4% 1.8°C 4% 5% 13% 0.02mm 83% 0mm -20dBZ 15° 7% 0mm 13m/s 15m/s 6.8m/s
10:00
1005hPa 7.3J/kg 5% 1.8°C 12% 11% 13% 0.01mm 86% 0mm -14dBZ 22° 16% 0.02mm - - 6.9m/s
11:00
1006hPa 4.7J/kg 7% 1.8°C 19% 17% 13% 0.007mm 89% 0mm -8.6dBZ 27° 24% 0.04mm - - 6.9m/s
12:00
1006hPa 2J/kg 9% 1.7°C 26% 22% 13% 0mm 92% 0mm -2.8dBZ 30° 33% 0.06mm 9.4m/s 15m/s 6.9m/s
13:00
1006hPa 2.7J/kg 6% 1.4°C 49% 23% 25% 0.003mm 90% 0mm -6dBZ 30° 54% 0.04mm - - 7.7m/s
14:00
1006hPa 3.3J/kg 3% 1.1°C 73% 24% 38% 0.007mm 88% 0mm -9.2dBZ 28° 75% 0.02mm - - 8.4m/s
15:00
1006hPa 4J/kg 0% 0.81°C 96% 26% 50% 0.01mm 86% 0mm -12dBZ 23° 96% 0mm 8.3m/s 14m/s 9.1m/s
16:00
1006hPa 3.7J/kg 0% 0.7°C 97% 17% 42% 0.02mm 86% 0.01mm -15dBZ 16° 97% 0.06mm - - 9.2m/s
17:00
1005hPa 3.3J/kg 0% 0.59°C 99% 8% 34% 0.04mm 86% 0.02mm -17dBZ 7.5° 99% 0.13mm - - 9.3m/s
18:00
1005hPa 3J/kg 0% 0.48°C 100% 0% 26% 0.05mm 86% 0.03mm -20dBZ -1.4° 100% 0.19mm 7.1m/s 15m/s 9.4m/s
How to read: these inputs help produce the derived score; they are not requirements by themselves.

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