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Rule Storm Chaser

Mullion 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 86% failing

Currently

Real-time conditions
Cloud Cover1%
Wind Gusts8.9m/s
Precipitation Chance39%
Air Pressure1015.6hPa
CAPE19
Lifted Index4.6°C
Wind Gusts8.9m/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 81 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
Mon, Jun 8
05:000%65%15J/kg3.1°C14811m7.6m/s
06:000%69%42J/kg3.9°C18385m8m/s
07:0023%69%12J/kg4°C24134m8m/s
08:000%33%33J/kg3.1°C24134m8.3m/s
09:000%20%42J/kg3.4°C24135m8.6m/s
10:000%13%49J/kg3.9°C24135m8.2m/s
11:000%3.8%54J/kg4.4°C24135m8.6m/s
12:000%9.5%11J/kg5°C24134m9.2m/s
13:0011%2%11J/kg5.3°C24135m9.1m/s
14:000%2.9%15J/kg5.5°C24134m8.6m/s
15:000%4.6%16J/kg5.1°C24134m8.8m/s
16:000%4.6%19J/kg4.6°C24134m8.9m/s
17:000%7.6%20J/kg4.1°C24135m9.2m/s
18:000%12%32J/kg4°C24135m9.8m/s
19:000%20%24J/kg3.8°C24134m9.3m/s
20:000%25%25J/kg3.6°C24134m10m/s
21:000%25%28J/kg3°C24134m10m/s
22:000%66%59J/kg2.3°C22210m11m/s
23:000%25%32J/kg2.6°C24134m11m/s
Tue, Jun 9
24:000%14%37J/kg2.5°C24135m11m/s
01:000%13%36J/kg2.8°C24135m11m/s
02:000%9.7%46J/kg2.6°C24135m11m/s
03:000%5.8%51J/kg2°C22003m12m/s
04:000%18%37J/kg2°C24135m12m/s
05:000%30%29J/kg2.4°C24134m12m/s
06:000%22%32J/kg2.8°C24135m12m/s
07:0013%23%47J/kg2.7°C24135m11m/s
08:000%30%51J/kg3.2°C21506m11m/s
09:000%51%50J/kg3.6°C14552m11m/s
10:0014%31%45J/kg4.5°C23985m11m/s
11:000%43%35J/kg5.1°C24135m11m/s
12:000%78%37J/kg4.7°C23716m9.9m/s
13:000%29%35J/kg4.6°C24134m9.4m/s
14:000%23%28J/kg4.5°C24134m9.1m/s
15:000%37%25J/kg4.2°C24135m8.9m/s
16:000%23%13J/kg4°C24134m8.9m/s
17:000%29%15J/kg4°C24135m9.1m/s
18:000%30%17J/kg3.8°C24135m8.9m/s
19:000%39%27J/kg3.4°C24134m8.8m/s
20:000%40%24J/kg3.2°C24135m8.7m/s
21:000%43%25J/kg3.2°C24134m8.5m/s
22:000%36%29J/kg3°C24134m8.1m/s
23:000%34%28J/kg2.8°C24134m7.7m/s
Wed, Jun 10
24:000%15%35J/kg2.9°C24134m7.8m/s
01:000%15%41J/kg2.8°C24135m7.7m/s
02:000%14%41J/kg2.7°C24134m7.7m/s
03:000%13%42J/kg2.5°C24134m7.6m/s
04:000%20%44J/kg3.9°C24134m7.1m/s
05:000%24%39J/kg4.7°C24134m7.8m/s
06:000%32%42J/kg4.2°C24134m8.8m/s
07:000%31%30J/kg4.9°C24134m9.5m/s
08:000%91%29J/kg5.9°C23763m9m/s
09:000%24%23J/kg7.5°C24135m9.1m/s
10:0013%14%8J/kg9.6°C24134m9m/s
11:000%30%15J/kg10°C24134m8.8m/s
12:000%55%10J/kg11°C24135m8.4m/s
13:000%16%10J/kg11°C24135m8.6m/s
14:000%5.1%2J/kg11°C24134m8.4m/s
15:000%7.2%3J/kg11°C24134m9.3m/s
16:0011%39%15J/kg11°C24135m9.9m/s
17:000%17%28J/kg9.8°C24134m10m/s
18:000%23%27J/kg11°C24135m9.8m/s
19:000%43%26J/kg12°C24134m9.4m/s
20:000%64%21J/kg12°C24135m9.5m/s
21:000%66%16J/kg12°C24134m9.6m/s
22:000%35%17J/kg12°C24135m9.4m/s
23:000%87%16J/kg13°C24135m9.5m/s
Thu, Jun 11
24:000%12%15J/kg12°C24134m9m/s
01:000%14%9J/kg12°C24134m8.8m/s
02:000%0%9.3J/kg9.5°C24134m11m/s
03:000%0%9.7J/kg6.8°C24135m14m/s
04:0018%60%10J/kg4.1°C24135m17m/s
05:000%70%7.7J/kg4.3°C24135m17m/s
06:000%70%5.3J/kg4.5°C24135m17m/s
07:0019%46%3J/kg4.6°C24135m18m/s
08:000%43%2J/kg5°C24135m17m/s
09:000%51%1J/kg5.4°C24135m16m/s
10:0011%23%0J/kg5.7°C24135m15m/s
11:000%22%0J/kg6.4°C24135m14m/s
12:000%22%0J/kg7°C24135m14m/s
13:000%12%0J/kg7.6°C24135m13m/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
Mon, Jun 8 Sunrise 05:13 Sunset 21:27
16:00
1016hPa 19J/kg 0% 4.6°C 1% 0% 39% 0mm 66% 0.01mm -13dBZ 49° 1% 0mm 3.4m/s 7.4m/s 7.9m/s
17:00
1016hPa 20J/kg 0% 4.1°C 4% 0% 58% 0mm 67% 0.01mm -16dBZ 40° 4% 0mm - - 7.9m/s
18:00
1016hPa 32J/kg 0% 4°C 1% 0% 76% 0mm 70% 0.06mm -18dBZ 30° 1% 0.06mm - - 8.1m/s
19:00
1016hPa 24J/kg 0% 3.8°C 4% 0% 95% 0mm 72% 0mm -20dBZ 21° 4% 0.06mm 1.4m/s 6.6m/s 7.4m/s
20:00
1016hPa 25J/kg 0% 3.6°C 5% 0% 92% 0mm 74% 0.02mm -18dBZ 11° 5% 0mm - - 8.3m/s
21:00
1016hPa 28J/kg 0% 3°C 5% 0% 90% 0mm 76% 0.03mm -15dBZ 5% 0.06mm - - 8m/s
22:00
1016hPa 59J/kg 0% 2.3°C 31% 0% 87% 0mm 80% 0.25mm -13dBZ -4.6° 31% 0.19mm 1.3m/s 6.4m/s 8.6m/s
23:00
1016hPa 32J/kg 0% 2.6°C 5% 0% 90% 0mm 78% 0.02mm -15dBZ -11° 5% 0.31mm - - 8.3m/s
Tue, Jun 9 Sunrise 05:13 Sunset 21:27
24:00
1016hPa 37J/kg 0% 2.5°C 4% 0% 93% 0mm 78% 0.07mm -16dBZ -15° 4% 0.31mm - - 8.6m/s
01:00
1015hPa 36J/kg 0% 2.8°C 1% 0% 96% 0mm 78% 0mm -17dBZ -17° 1% 0.38mm 2.2m/s 5.6m/s 8.1m/s
02:00
1015hPa 46J/kg 0% 2.6°C 7% 0% 91% 0mm 79% 0.07mm -9.8dBZ -17° 7% 0mm - - 8.8m/s
03:00
1015hPa 51J/kg 0% 2°C 17% 0% 85% 0mm 82% 0.22mm -2.4dBZ -14° 17% 0.25mm - - 9.5m/s
04:00
1015hPa 37J/kg 0% 2°C 0% 0% 79% 0mm 81% 0.01mm 5dBZ -8.9° 0% 0.38mm 1.9m/s 9m/s 9m/s
05:00
1015hPa 29J/kg 0% 2.4°C 6% 0% 84% 0mm 78% 0.01mm -3.3dBZ -2.2° 6% 0.38mm - - 9.1m/s
06:00
1015hPa 32J/kg 0% 2.8°C 2% 0% 90% 0mm 77% 0.03mm -12dBZ 5.6° 2% 0.38mm - - 8.9m/s
07:00
1015hPa 47J/kg 0% 2.7°C 5% 0% 95% 0mm 76% 0mm -20dBZ 14° 5% 0.38mm 4.2m/s 13m/s 8.8m/s
08:00
1015hPa 51J/kg 3% 3.2°C 5% 0% 76% 0mm 76% 0.17mm -8.9dBZ 24° 5% 0.13mm - - 8.9m/s
09:00
1016hPa 50J/kg 0% 3.6°C 79% 0% 58% 0mm 78% 0.41mm 2.1dBZ 33° 79% 0.38mm - - 9m/s
10:00
1016hPa 45J/kg 0% 4.5°C 94% 0% 39% 0mm 75% 0.1mm 13dBZ 43° 94% 0.69mm 1.6m/s 16m/s 9.1m/s
11:00
1016hPa 35J/kg 5% 5.1°C 72% 4% 39% 0mm 73% 0.08mm 2.2dBZ 52° 72% 0.75mm - - 8.8m/s
12:00
1016hPa 37J/kg 31% 4.7°C 5% 21% 39% 0mm 72% 0.08mm -8.8dBZ 59° 31% 0.88mm - - 8.3m/s
13:00
1016hPa 35J/kg 100% 4.6°C 5% 100% 39% 0mm 71% 0mm -20dBZ 63° 100% 0.88mm 4.1m/s 14m/s 7.6m/s
14:00
1016hPa 28J/kg 100% 4.5°C 5% 100% 31% 0mm 70% 0.02mm -19dBZ 62° 100% 0mm - - 7.6m/s
15:00
1016hPa 25J/kg 100% 4.2°C 5% 100% 22% 0mm 71% 0.01mm -18dBZ 57° 100% 0mm - - 7.7m/s
16:00
1017hPa 13J/kg 0% 4°C 4% 100% 14% 0mm 71% 0mm -18dBZ 49° 100% 0mm 4.2m/s 9m/s 7.4m/s
17:00
1016hPa 15J/kg 0% 4°C 0% 100% 25% 0mm 72% 0.01mm -17dBZ 40° 100% 0mm - - 7.2m/s
18:00
1016hPa 17J/kg 0% 3.8°C 1% 100% 35% 0mm 72% 0.01mm -17dBZ 30° 100% 0.06mm - - 7.1m/s
19:00
1016hPa 27J/kg 0% 3.4°C 0% 100% 46% 0mm 75% 0.02mm -16dBZ 21° 100% 0.06mm 2.7m/s 6m/s 6.8m/s
20:00
1016hPa 24J/kg 0% 3.2°C 0% 100% 49% 0mm 75% 0mm -17dBZ 11° 100% 0mm - - 6.7m/s
21:00
1016hPa 25J/kg 0% 3.2°C 3% 100% 53% 0mm 75% 0mm -19dBZ 3.1° 100% 0mm - - 6.4m/s
22:00
1017hPa 29J/kg 0% 3°C 7% 98% 56% 0mm 76% 0.06mm -20dBZ -4.5° 98% 0.06mm 1.3m/s 2.7m/s 6.2m/s
23:00
1017hPa 28J/kg 0% 2.8°C 5% 100% 65% 0mm 78% 0.04mm -20dBZ -11° 100% 0.06mm - - 5.7m/s
Wed, Jun 10 Sunrise 05:12 Sunset 21:28
24:00
1017hPa 35J/kg 0% 2.9°C 5% 91% 73% 0mm 78% 0.01mm -20dBZ -15° 91% 0.13mm - - 5.8m/s
01:00
1016hPa 41J/kg 0% 2.8°C 6% 100% 82% 0mm 79% 0.02mm -20dBZ -17° 100% 0.13mm 2.3m/s 7.3m/s 5.6m/s
02:00
1016hPa 41J/kg 0% 2.7°C 5% 1% 72% 0mm 79% 0.01mm -12dBZ -16° 5% 0mm - - 5.7m/s
03:00
1016hPa 42J/kg 0% 2.5°C 52% 0% 63% 0mm 79% 0.01mm -4.2dBZ -14° 52% 0mm - - 5.6m/s
04:00
1016hPa 44J/kg 0% 3.9°C 5% 0% 53% 0mm 80% 0.09mm 3.6dBZ -8.8° 5% 0.06mm 5.2m/s 16m/s 5.3m/s
05:00
1016hPa 39J/kg 0% 4.7°C 6% 0% 63% 0mm 80% 0.02mm -4.2dBZ -2.2° 6% 0.19mm - - 5.9m/s
06:00
1016hPa 42J/kg 4% 4.2°C 1% 0% 72% 0mm 81% 0.01mm -12dBZ 5.7° 5% 0.19mm - - 6.9m/s
07:00
1017hPa 30J/kg 100% 4.9°C 4% 0% 82% 0mm 79% 0.01mm -20dBZ 14° 100% 0.19mm 4.4m/s 13m/s 7.8m/s
08:00
1017hPa 29J/kg 11% 5.9°C 17% 5% 67% 0mm 80% 0.11mm -18dBZ 24° 20% 0.06mm - - 7.7m/s
09:00
1018hPa 23J/kg 97% 7.5°C 6% 5% 53% 0mm 76% 0.05mm -17dBZ 33° 97% 0.13mm - - 7.6m/s
10:00
1018hPa 8J/kg 100% 9.6°C 7% 5% 39% 0mm 68% 0mm -15dBZ 43° 100% 0.13mm 4.5m/s 16m/s 8.1m/s
11:00
1018hPa 15J/kg 95% 10°C 21% 5% 39% 0mm 66% 0.02mm -15dBZ 52° 95% 0.19mm - - 7.9m/s
12:00
1019hPa 10J/kg 72% 11°C 18% 5% 39% 0mm 65% 0mm -14dBZ 59° 72% 0.19mm - - 7.6m/s
13:00
1019hPa 10J/kg 100% 11°C 7% 12% 39% 0.01mm 66% 0mm -14dBZ 63° 100% 0.19mm 6.6m/s 15m/s 7.6m/s
14:00
1019hPa 2J/kg 100% 11°C 6% 5% 27% 0mm 67% 0mm -14dBZ 62° 100% 0mm - - 7.3m/s
15:00
1019hPa 3J/kg 100% 11°C 8% 5% 15% 0mm 69% 0mm -15dBZ 57° 100% 0mm - - 7.9m/s
16:00
1019hPa 15J/kg 97% 11°C 8% 96% 3% 0mm 73% 0.01mm -16dBZ 49° 97% 0mm 5.8m/s 15m/s 8.4m/s
17:00
1020hPa 28J/kg 100% 9.8°C 6% 5% 2% 0mm 77% 0.05mm -17dBZ 40° 100% 0mm - - 8.6m/s
18:00
1020hPa 27J/kg 99% 11°C 5% 4% 1% 0mm 77% 0mm -19dBZ 30° 99% 0.06mm - - 7.9m/s
19:00
1020hPa 26J/kg 76% 12°C 5% 0% 0% 0mm 79% 0mm -20dBZ 21° 76% 0.06mm 4.5m/s 20m/s 7.3m/s
20:00
1020hPa 21J/kg 60% 12°C 5% 1% 17% 0mm 80% 0mm -20dBZ 12° 60% 0mm - - 7m/s
21:00
1021hPa 16J/kg 15% 12°C 5% 0% 33% 0mm 82% 0mm -20dBZ 3.2° 15% 0mm - - 6.7m/s
22:00
1021hPa 17J/kg 99% 12°C 5% 5% 50% 0mm 84% 0.01mm -20dBZ -4.4° 99% 0mm 8.3m/s 14m/s 6.5m/s
23:00
1021hPa 16J/kg 25% 13°C 70% 40% 46% 0mm 85% 0.04mm -20dBZ -11° 88% 0mm - - 6.7m/s
Thu, Jun 11 Sunrise 05:12 Sunset 21:28
24:00
1021hPa 15J/kg 100% 12°C 37% 36% 41% 0mm 87% 0.01mm -20dBZ -15° 100% 0.06mm - - 6.6m/s
01:00
1020hPa 9J/kg 39% 12°C 5% 5% 37% 0mm 88% 0mm -20dBZ -17° 39% 0.06mm 6.1m/s 20m/s 6.5m/s
02:00
1021hPa 9.3J/kg 59% 9.5°C 37% 26% 51% 0.02mm 88% 0mm -9.6dBZ -16° 59% 0.19mm - - 8.1m/s
03:00
1021hPa 9.7J/kg 80% 6.8°C 68% 46% 64% 0.05mm 87% 0mm 0.73dBZ -14° 80% 0.31mm - - 9.8m/s
04:00
1021hPa 10J/kg 100% 4.1°C 100% 67% 78% 0.07mm 87% 0mm 11dBZ -8.8° 100% 0.44mm 13m/s 22m/s 11m/s
05:00
1021hPa 7.7J/kg 100% 4.3°C 100% 46% 79% 0.05mm 88% 0mm 4.2dBZ -2.1° 100% 0.56mm - - 12m/s
06:00
1021hPa 5.3J/kg 100% 4.5°C 100% 26% 81% 0.04mm 90% 0mm -2.8dBZ 5.7° 100% 0.69mm - - 12m/s
07:00
1021hPa 3J/kg 100% 4.6°C 100% 5% 82% 0.02mm 91% 0mm -9.7dBZ 14° 100% 0.81mm 15m/s 22m/s 12m/s
08:00
1021hPa 2J/kg 70% 5°C 100% 5% 67% 0.02mm 91% 0mm -13dBZ 24° 100% 0.54mm - - 12m/s
09:00
1021hPa 1J/kg 40% 5.4°C 99% 5% 53% 0.01mm 92% 0mm -16dBZ 33° 99% 0.27mm - - 11m/s
10:00
1022hPa 0J/kg 9% 5.7°C 99% 5% 38% 0.01mm 92% 0mm -20dBZ 43° 99% 0mm 8.3m/s 10m/s 11m/s
11:00
1022hPa 0J/kg 8% 6.4°C 99% 4% 40% 0.01mm 92% 0mm -17dBZ 52° 99% 0mm - - 10m/s
12:00
1022hPa 0J/kg 7% 7°C 100% 4% 43% 0.01mm 93% 0mm -14dBZ 59° 100% 0mm - - 9.4m/s
13:00
1022hPa 0J/kg 6% 7.6°C 100% 4% 46% 0.01mm 93% 0mm -11dBZ 63° 100% 0mm 5.7m/s 8.7m/s 8.7m/s
14:00
1023hPa 0.67J/kg 5% 7.8°C 100% 2% 31% 0.007mm 94% 0mm -12dBZ 62° 100% 0.02mm - - 8.5m/s
15:00
1023hPa 1.3J/kg 5% 8.1°C 100% 1% 15% 0.003mm 94% 0mm -13dBZ 57° 100% 0.04mm - - 8.3m/s
How to read: these inputs help produce the derived score; they are not requirements by themselves.

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