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Rule Storm Chaser

Walvis Bay - Storm Chaser - Namibia

Walvis Bay, Erongo Region, Namibia

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 99% failing

Currently

Real-time conditions
Cloud Cover0%
Wind Gusts3.6m/s
Precipitation Chance0%
Air Pressure1012.4hPa
CAPE0
Lifted Index9.1°C
Wind Gusts3.6m/s
Precipitation0.0mm

Upcoming Opportunities

When all conditions match, PhotoWeather marks an opportunity window.

Times shown in Africa/Windhoek

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 predicts rare but spectacular storm conditions across Namibia's desert landscapes, where infrequent weather events create dramatic photography opportunities in one of Earth's most arid environments. We track atmospheric instability, moisture incursion, and electrical activity to identify when thunderstorms and lightning illuminate ancient dunes and vast salt pans.

Namibia averages fewer than 30 rainy days per year, with Sossusvlei receiving only 106mm annually—making successful storm photography a rare achievement. When storms do develop during summer months, they're often spectacular with towering cumulus, dramatic lightning, and intense but brief rainfall. The desert's extreme aridity means storms stand out against typically clear skies.

What makes Namibia storm photography exceptional:

  • Desert lightning - Electrical storms over Sossusvlei's red dunes create vivid orange foreground against lightning-streaked skies
  • Etosha drama - Summer thunderstorms develop over the pan, bringing wildlife to waterholes while lightning illuminates the vast expanse
  • Rarity factor - Storm events are infrequent enough that each occurrence represents significant photographic opportunity
  • Unobstructed views - Minimal vegetation and vast open spaces allow clear sight lines to distant storm cells and lightning

Sossusvlei during rare summer storms provides Namibia's most dramatic storm photography—lightning striking across the dune sea creates compositions found nowhere else. Red dunes appear even more vivid when wet. Etosha Pan becomes particularly photogenic during storms when animals congregate at waterholes—combine wildlife with dramatic skies and distant lightning. Spitzkoppe's granite formations attract lightning—photograph from safe distances to capture bolts hitting ancient rock. Fish River Canyon under storm conditions takes on Grand Canyon-like drama with lightning illuminating the gorge. Storm season runs November through March, with peak activity January-February. Lightning safety is critical—avoid high ground and flash flood risks in canyons.

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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
Africa/Windhoek
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, May 23
15:000%3.9%0J/kg8°C24134m4.9m/s
16:000%3.9%0J/kg8.3°C24135m5.7m/s
17:000%4.1%0J/kg8.4°C24134m6.2m/s
18:000%3.6%0J/kg8.4°C24135m6.9m/s
19:000%1.4%0J/kg8.3°C24135m6.5m/s
20:000%0%0J/kg8.8°C24134m6m/s
21:000%0%0J/kg9°C24135m4.7m/s
22:000%0%0J/kg9.3°C24134m3.3m/s
23:000%0%0J/kg9.3°C24135m2.3m/s
Sun, May 24
24:000%0%0J/kg9.4°C24135m1.4m/s
01:000%0%0J/kg9.5°C24135m2.3m/s
02:000%0%0J/kg9.6°C24135m2.7m/s
03:000%0%0J/kg9.5°C24134m2m/s
04:000%0%0J/kg9.6°C24135m1.8m/s
05:000%0%0J/kg9.8°C24135m2.1m/s
06:000%0%0J/kg10°C24134m1.7m/s
07:000%1.2%0J/kg10°C24135m1.2m/s
08:000%1.4%0J/kg10°C24134m1.6m/s
09:000%1.3%0J/kg10°C24134m1.4m/s
10:000%0%0J/kg10°C24134m1.3m/s
11:000%0%0J/kg10°C24134m2.2m/s
12:000%1.7%0J/kg10°C24135m1.6m/s
13:000%2%0J/kg9.9°C24134m3.4m/s
14:000%3.6%0J/kg10°C24135m3.6m/s
15:000%3.8%0J/kg9.1°C24135m3.6m/s
16:000%3.8%0J/kg8.8°C24135m5.2m/s
17:000%6.6%0J/kg8.9°C24134m7.1m/s
18:000%2.1%0J/kg8.8°C24134m6.9m/s
19:000%3.6%0J/kg8.9°C24134m8m/s
20:000%0%0J/kg9°C24134m8m/s
21:000%0.3%0J/kg9.1°C24135m6.7m/s
22:000%0.8%0J/kg9°C24134m5.1m/s
23:000%0.7%0J/kg9°C24135m3.7m/s
Mon, May 25
24:000%0%0J/kg9.4°C24134m2.7m/s
01:000%0.1%0J/kg9.8°C24135m1.6m/s
02:000%0.6%0J/kg10°C24135m1.5m/s
03:000%9.1%0J/kg10°C24135m1.3m/s
04:000%11%0J/kg11°C24135m1.4m/s
05:000%11%0J/kg11°C24135m3m/s
06:000%2.4%0J/kg11°C24134m3.2m/s
07:000%11%0J/kg11°C24134m4.5m/s
08:000%18%0J/kg11°C24134m4.4m/s
09:000%9.2%0J/kg12°C24135m4.4m/s
10:000%9.7%0J/kg12°C24134m3.7m/s
11:000%5.6%0J/kg12°C24135m3.4m/s
12:000%7.2%0J/kg12°C24135m3.1m/s
13:000%7.1%0J/kg11°C24134m3.4m/s
14:000%6.2%0J/kg11°C24135m4.5m/s
15:000%8.2%0J/kg11°C24134m5.6m/s
16:000%9.9%0J/kg10°C24134m6.8m/s
17:000%15%0J/kg10°C24134m9.2m/s
18:000%13%0J/kg10°C24134m11m/s
19:000%11%0J/kg10°C24135m11m/s
20:000%0.3%0J/kg9.9°C24134m9.9m/s
21:000%0.5%0J/kg10°C24135m8.1m/s
22:000%0.3%0J/kg10°C24134m8.1m/s
23:000%0%0J/kg11°C24135m8.8m/s
Tue, May 26
24:000%0%0J/kg11°C24134m6.4m/s
01:000%0%0J/kg11°C24134m3.7m/s
02:000%0%0J/kg11°C24135m3.4m/s
03:000%0%0J/kg11°C24134m3.2m/s
04:000%0.7%0J/kg11°C24135m4.3m/s
05:000%1%0J/kg11°C24134m5.2m/s
06:000%0.7%0J/kg11°C24134m4.5m/s
07:000%13%0J/kg11°C24134m3.9m/s
08:000%14%0J/kg11°C24135m3.5m/s
09:000%13%0J/kg11°C24134m3.8m/s
10:000%6.3%0J/kg11°C24135m3.1m/s
11:000%1.6%0J/kg11°C24134m2.5m/s
12:000%2.1%0J/kg9.8°C24135m2.1m/s
13:000%4.2%0J/kg9.2°C24134m2.7m/s
14:000%3.8%0J/kg8.9°C24134m3.7m/s
15:000%7.9%0J/kg9°C24134m5.3m/s
16:000%10%0J/kg8.8°C24135m6.8m/s
17:000%18%0J/kg8.8°C24135m8.7m/s
18:000%75%0J/kg8.8°C24134m9.5m/s
19:000%30%0J/kg8.8°C24135m9.6m/s
20:000%9.7%0J/kg8.9°C24134m11m/s
21:000%0%0J/kg9.1°C24134m8.6m/s
22:000%0%0J/kg9.3°C24135m6.4m/s
23:000%0%0J/kg9.4°C24135m4.2m/s
Wed, May 27
24:000%0%0J/kg9.4°C24135m3.9m/s
01:000%0%0J/kg9.3°C24135m3.5m/s
02:000%0%0J/kg9.3°C24135m3.2m/s
03:000%0%0J/kg9°C24135m2.7m/s
04:000%0%0J/kg8.7°C24135m2.3m/s
05:000%0%0J/kg8.5°C24135m1.8m/s
06:000%0%0J/kg8.3°C24135m2.5m/s
07:000%50%0J/kg8.1°C24135m3.1m/s
08:000%55%0J/kg7.9°C24135m3.7m/s
09:000%51%0J/kg8°C24135m5.5m/s
10:000%45%0J/kg8°C24135m7.2m/s
11:000%45%0J/kg8.1°C24135m8.9m/s
12:000%28%0J/kg8.2°C24135m9.3m/s
13:000%19%0J/kg8.3°C24135m9.6m/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
Africa/Windhoek
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, May 24 Sunrise 07:32 Sunset 18:25
15:00
1012hPa 0J/kg 0% 9.1°C 0% 0% 0% 0mm 40% 0mm -20dBZ 37° 0% 0mm - - 3.9m/s
16:00
1012hPa 0J/kg 0% 8.8°C 0% 0% 0% 0mm 40% 0mm -20dBZ 28° 0% 0mm - - 5.4m/s
17:00
1013hPa 0J/kg 0% 8.9°C 0% 0% 0% 0mm 46% 0mm -20dBZ 17° 0% 0mm 3.8m/s 2.1m/s 6.4m/s
18:00
1013hPa 0J/kg 0% 8.8°C 0% 0% 0% 0mm 52% 0mm -20dBZ 4.7° 0% 0mm - - 5.4m/s
19:00
1014hPa 0J/kg 0% 8.9°C 0% 0% 0% 0mm 58% 0mm -20dBZ -8.2° 0% 0mm - - 5.6m/s
20:00
1014hPa 0J/kg 0% 9°C 0% 0% 0% 0mm 58% 0mm -20dBZ -21° 0% 0mm 4.6m/s 1.8m/s 5.3m/s
21:00
1015hPa 0J/kg 0% 9.1°C 0% 0% 0% 0mm 56% 0mm -20dBZ -35° 0% 0mm - - 4.6m/s
22:00
1015hPa 0J/kg 2% 9°C 0% 0% 0% 0mm 55% 0mm -20dBZ -49° 2% 0mm - - 4m/s
23:00
1015hPa 0J/kg 0% 9°C 0% 0% 0% 0mm 52% 0mm -20dBZ -62° 0% 0mm 5.1m/s 3.3m/s 3.4m/s
Mon, May 25 Sunrise 07:32 Sunset 18:25
24:00
1015hPa 0J/kg 0% 9.4°C 0% 0% 0% 0mm 50% 0mm -20dBZ -76° 0% 0mm - - 2.7m/s
01:00
1014hPa 0J/kg 0% 9.8°C 0% 0% 0% 0mm 49% 0mm -20dBZ -88° 0% 0mm - - 1.5m/s
02:00
1014hPa 0J/kg 0% 10°C 0% 0% 0% 0mm 47% 0mm -20dBZ -76° 0% 0mm 7.2m/s 4.9m/s 1.1m/s
03:00
1013hPa 0J/kg 2% 10°C 0% 0% 0% 0mm 46% 0mm -20dBZ -62° 2% 0mm - - 0.86m/s
04:00
1013hPa 0J/kg 5% 11°C 0% 0% 0% 0mm 46% 0mm -20dBZ -48° 5% 0mm - - 1.4m/s
05:00
1013hPa 0J/kg 2% 11°C 0% 0% 0% 0mm 49% 0mm -20dBZ -34° 2% 0mm 8.4m/s 6.9m/s 3.1m/s
06:00
1013hPa 0J/kg 4% 11°C 0% 0% 0% 0mm 49% 0mm -20dBZ -21° 4% 0mm - - 3.2m/s
07:00
1014hPa 0J/kg 2% 11°C 0% 0% 0% 0mm 53% 0mm -20dBZ -7.7° 2% 0mm - - 4.3m/s
08:00
1014hPa 0J/kg 5% 11°C 0% 0% 0% 0mm 55% 0mm -20dBZ 5.1° 5% 0mm 6.7m/s 5.9m/s 4.1m/s
09:00
1015hPa 0J/kg 4% 12°C 0% 0% 0% 0mm 51% 0mm -20dBZ 17° 4% 0mm - - 3.8m/s
10:00
1015hPa 0J/kg 5% 12°C 0% 0% 0% 0mm 44% 0mm -20dBZ 28° 5% 0mm - - 3.5m/s
11:00
1015hPa 0J/kg 5% 12°C 0% 0% 0% 0mm 40% 0mm -20dBZ 37° 5% 0mm 5.5m/s 6.4m/s 3.7m/s
12:00
1015hPa 0J/kg 1% 12°C 0% 0% 0% 0mm 35% 0mm -20dBZ 44° 1% 0mm - - 3.5m/s
13:00
1014hPa 0J/kg 4% 11°C 0% 0% 0% 0mm 34% 0mm -20dBZ 46° 4% 0mm - - 4.4m/s
14:00
1013hPa 0J/kg 1% 11°C 0% 0% 0% 0mm 35% 0mm -20dBZ 44° 1% 0mm 3.3m/s 4.4m/s 5.4m/s
15:00
1012hPa 0J/kg 4% 11°C 0% 0% 0% 0mm 34% 0mm -20dBZ 37° 4% 0mm - - 5.9m/s
16:00
1012hPa 0J/kg 2% 10°C 0% 0% 0% 0mm 33% 0mm -20dBZ 28° 2% 0mm - - 6.3m/s
17:00
1012hPa 0J/kg 5% 10°C 0% 0% 0% 0mm 39% 0mm -20dBZ 17° 5% 0mm 4.1m/s 3.4m/s 7.8m/s
18:00
1012hPa 0J/kg 3% 10°C 0% 0% 0% 0mm 46% 0mm -20dBZ 4.7° 3% 0mm - - 8m/s
19:00
1013hPa 0J/kg 4% 10°C 0% 0% 0% 0mm 50% 0mm -20dBZ -8.2° 4% 0mm - - 7.2m/s
20:00
1013hPa 0J/kg 5% 9.9°C 0% 0% 0% 0mm 52% 0mm -20dBZ -21° 5% 0mm 4.3m/s 4.6m/s 6.7m/s
21:00
1013hPa 0J/kg 5% 10°C 0% 0% 0% 0mm 51% 0mm -20dBZ -35° 5% 0mm - - 5.7m/s
22:00
1014hPa 0J/kg 5% 10°C 0% 0% 0% 0mm 49% 0mm -20dBZ -49° 5% 0mm - - 5.8m/s
23:00
1013hPa 0J/kg 5% 11°C 0% 0% 0% 0mm 49% 0mm -20dBZ -62° 5% 0mm 7.6m/s 5.7m/s 6.3m/s
Tue, May 26 Sunrise 07:32 Sunset 18:25
24:00
1013hPa 0J/kg 5% 11°C 0% 0% 0% 0mm 45% 0mm -20dBZ -76° 5% 0mm - - 4.9m/s
01:00
1013hPa 0J/kg 5% 11°C 0% 0% 0% 0mm 43% 0mm -20dBZ -88° 5% 0mm - - 3m/s
02:00
1013hPa 0J/kg 5% 11°C 0% 0% 0% 0mm 42% 0mm -20dBZ -76° 5% 0mm 12m/s 7.9m/s 3.1m/s
03:00
1013hPa 0J/kg 5% 11°C 0% 0% 0% 0mm 42% 0mm -20dBZ -62° 5% 0mm - - 3.2m/s
04:00
1013hPa 0J/kg 3% 11°C 0% 0% 0% 0mm 44% 0mm -20dBZ -48° 3% 0mm - - 4.1m/s
05:00
1012hPa 0J/kg 0% 11°C 0% 0% 0% 0mm 49% 0mm -20dBZ -35° 0% 0mm 12m/s 7.4m/s 4.8m/s
06:00
1013hPa 0J/kg 5% 11°C 0% 0% 0% 0mm 48% 0mm -20dBZ -21° 5% 0mm - - 4.2m/s
07:00
1013hPa 0J/kg 5% 11°C 0% 0% 0% 0mm 47% 0mm -20dBZ -7.8° 5% 0mm - - 3.6m/s
08:00
1014hPa 0J/kg 5% 11°C 0% 0% 0% 0mm 46% 0mm -20dBZ 5% 0mm 9m/s 6.9m/s 3.2m/s
09:00
1014hPa 0J/kg 5% 11°C 0% 0% 0% 0mm 45% 0mm -20dBZ 17° 5% 0mm - - 3.3m/s
10:00
1014hPa 0J/kg 0% 11°C 0% 0% 0% 0mm 35% 0mm -20dBZ 28° 0% 0mm - - 1.6m/s
11:00
1014hPa 0J/kg 0% 11°C 0% 0% 0% 0mm 32% 0mm -20dBZ 37° 0% 0mm 7.6m/s 7.2m/s 1.2m/s
12:00
1014hPa 0J/kg 0% 9.8°C 0% 0% 0% 0mm 33% 0mm -20dBZ 44° 0% 0mm - - 2.6m/s
13:00
1013hPa 0J/kg 0% 9.2°C 4% 0% 0% 0mm 34% 0mm -20dBZ 46° 4% 0mm - - 4.2m/s
14:00
1012hPa 0J/kg 0% 8.9°C 4% 0% 0% 0mm 36% 0mm -20dBZ 43° 4% 0mm 4.6m/s 6m/s 5.1m/s
15:00
1011hPa 0J/kg 4% 9°C 0% 0% 0% 0mm 38% 0mm -20dBZ 37° 4% 0mm - - 5.8m/s
16:00
1010hPa 0J/kg 2% 8.8°C 0% 0% 0% 0mm 41% 0mm -20dBZ 28° 2% 0mm - - 6.8m/s
17:00
1010hPa 0J/kg 5% 8.8°C 0% 0% 0% 0mm 45% 0mm -20dBZ 17° 5% 0mm 2.5m/s 4.6m/s 7.5m/s
18:00
1011hPa 0J/kg 38% 8.8°C 0% 0% 0% 0mm 50% 0mm -20dBZ 4.6° 38% 0mm - - 7.2m/s
19:00
1011hPa 0J/kg 5% 8.8°C 0% 0% 0% 0mm 53% 0mm -20dBZ -8.3° 5% 0mm - - 6.7m/s
20:00
1012hPa 0J/kg 22% 8.9°C 0% 0% 0% 0mm 54% 0mm -20dBZ -21° 22% 0mm 6.3m/s 3.2m/s 7.4m/s
21:00
1011hPa 0J/kg 16% 9.1°C 0% 0% 0% 0mm 54% 0mm -20dBZ -35° 16% 0mm - - 6.2m/s
22:00
1011hPa 0J/kg 11% 9.3°C 0% 0% 0% 0mm 53% 0mm -20dBZ -49° 11% 0mm - - 5m/s
23:00
1011hPa 0J/kg 5% 9.4°C 0% 0% 0% 0mm 53% 0mm -20dBZ -62° 5% 0mm 9.5m/s 7.1m/s 3.9m/s
Wed, May 27 Sunrise 07:32 Sunset 18:24
24:00
1011hPa 0J/kg 3% 9.4°C 0% 0% 0% 0mm 54% 0mm -20dBZ -76° 3% 0mm - - 3.6m/s
01:00
1012hPa 0J/kg 2% 9.3°C 0% 0% 0% 0mm 55% 0mm -20dBZ -88° 2% 0mm - - 3.2m/s
02:00
1012hPa 0J/kg 0% 9.3°C 0% 0% 0% 0mm 56% 0mm -20dBZ -76° 0% 0mm 12m/s 10m/s 2.9m/s
03:00
1012hPa 0J/kg 2% 9°C 0% 0% 0% 0mm 50% 0mm -20dBZ -62° 2% 0mm - - 2.6m/s
04:00
1013hPa 0J/kg 3% 8.7°C 0% 0% 0% 0mm 44% 0mm -20dBZ -48° 3% 0mm - - 2.3m/s
05:00
1013hPa 0J/kg 5% 8.5°C 0% 0% 0% 0mm 38% 0mm -20dBZ -35° 5% 0mm 12m/s 10m/s 2m/s
06:00
1012hPa 0J/kg 19% 8.3°C 1% 0% 0% 0mm 37% 0mm -20dBZ -21° 19% 0mm - - 3m/s
07:00
1011hPa 0J/kg 32% 8.1°C 3% 0% 0% 0mm 37% 0mm -20dBZ -7.9° 32% 0mm - - 4.1m/s
08:00
1011hPa 0J/kg 46% 7.9°C 4% 0% 0% 0mm 37% 0mm -20dBZ 46% 0mm 9.2m/s 11m/s 5.1m/s
09:00
1010hPa 0J/kg 46% 8°C 3% 0% 0% 0mm 40% 0mm -20dBZ 17° 46% 0mm - - 5.9m/s
10:00
1010hPa 0J/kg 45% 8°C 1% 0% 0% 0mm 43% 0mm -20dBZ 28° 45% 0mm - - 6.7m/s
11:00
1010hPa 0J/kg 45% 8.1°C 0% 0% 0% 0mm 46% 0mm -20dBZ 37° 45% 0mm 6.9m/s 8.5m/s 7.5m/s
12:00
1011hPa 0J/kg 63% 8.2°C 0% 0% 0% 0mm 49% 0mm -20dBZ 43° 63% 0mm - - 7.2m/s
13:00
1011hPa 0J/kg 82% 8.3°C 0% 0% 0% 0mm 52% 0mm -20dBZ 46° 82% 0mm - - 6.9m/s
14:00
1012hPa 0J/kg 100% 8.4°C 0% 0% 0% 0mm 54% 0mm -20dBZ 43° 100% 0mm 5m/s 7.9m/s 6.6m/s
How to read: these inputs help produce the derived score; they are not requirements by themselves.

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