Rule
Dark Skies
Seceda - Dark Skies - Dolomites
Urtijëi, Trentino-Alto Adige, Italy
Moonless nights with crystal-clear skies for deep-sky photography
Upcoming Opportunities
When all conditions match, PhotoWeather marks an opportunity window.
Times shown in Europe/Rome
Next opportunity
Good Dark Skies
Seceda
Today · 20:00–21:00 · 1h window
Medium confidence
67%
🌛Moon Altitude-53.9°
☁️Total Cloud Coverage12.5%
Pristine Dark Skies (pristine)
Seceda
Tue, Mar 17 · 20:03–04:39
🌛Moon Altitude:-49.5--20.2°
Medium
Pristine Dark Skies (pristine)
Seceda
Thu, Mar 19 · 03:00–04:36
🌛Moon Altitude:-30.7--22.3°
Low
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72-hour requirements breakdown
What passed or failed, hour by hourOR logic: one branch per group is enough
Meets requirement
Misses requirement
Time Europe/Rome | Astronomical Night Any | Total Cloud Coverage ≤ 20.0% | Visibility ≥ 12000.0m | Precipitation Chance ≤ 10.0% | Moon Illumination OR1·B1≤ 35.0% | Moon Altitude OR1·B2≤ 10.0° |
|---|---|---|---|---|---|---|
| Sun, Mar 15 | ||||||
| 05:00 | ✕ | 91% | 197m | 92% | 14% | 0.16° |
| 06:00 | ✕ | 93% | 585m | 95% | 14% | 8.2° |
| 07:00 | ✕ | 96% | 1153m | 98% | 14% | 15° |
| 08:00 | ✕ | 100% | 146m | 98% | 14% | 20° |
| 09:00 | ✕ | 100% | 171m | 94% | 14% | 22° |
| 10:00 | ✕ | 100% | 128m | 91% | 14% | 23° |
| 11:00 | ✕ | 100% | 101m | 91% | 14% | 20° |
| 12:00 | ✕ | 100% | 161m | 90% | 14% | 16° |
| 13:00 | ✕ | 100% | 136m | 90% | 14% | 9.3° |
| 14:00 | ✕ | 99% | 68m | 60% | 14% | 1.5° |
| 15:00 | ✕ | 94% | 48m | 30% | 14% | -7.3° |
| 16:00 | ✕ | 87% | 78m | 0% | 14% | -17° |
| 17:00 | ✕ | 86% | 19510m | 0% | 14% | -27° |
| 18:00 | ✕ | 73% | 24134m | 0% | 14% | -36° |
| 19:00 | ✕ | 49% | 24134m | 0% | 14% | -46° |
| 20:00 | ✓ | 13% | 24134m | 0% | 14% | -54° |
| 21:00 | ✓ | 22% | 24135m | 0% | 14% | -60° |
| 22:00 | ✓ | 37% | 24134m | 0% | 14% | -62° |
| 23:00 | ✓ | 43% | 24072m | 0% | 14% | -58° |
| Mon, Mar 16 | ||||||
| 24:00 | ✓ | 52% | 24135m | 0% | 14% | -52° |
| 01:00 | ✓ | 54% | 23947m | 0% | 7.9% | -43° |
| 02:00 | ✓ | 100% | 23969m | 0% | 7.9% | -33° |
| 03:00 | ✓ | 100% | 23385m | 0% | 7.9% | -23° |
| 04:00 | ✓ | 100% | 14662m | 0% | 7.9% | -13° |
| 05:00 | ✕ | 100% | 14385m | 0% | 7.9% | -3.5° |
| 06:00 | ✕ | 97% | 15238m | 0% | 7.9% | 5.7° |
| 07:00 | ✕ | 93% | 14562m | 0% | 7.9% | 14° |
| 08:00 | ✕ | 50% | 24134m | 19% | 7.9% | 21° |
| 09:00 | ✕ | 5% | 24134m | 37% | 7.9% | 25° |
| 10:00 | ✕ | 6% | 24135m | 56% | 7.9% | 28° |
| 11:00 | ✕ | 10% | 24135m | 54% | 7.9% | 27° |
| 12:00 | ✕ | 77% | 10053m | 51% | 7.9% | 24° |
| 13:00 | ✕ | 95% | 9266m | 49% | 7.9% | 19° |
| 14:00 | ✕ | 100% | 13553m | 33% | 7.9% | 12° |
| 15:00 | ✕ | 99% | 17795m | 16% | 7.9% | 3.8° |
| 16:00 | ✕ | 69% | 22103m | 0% | 7.9% | -5.4° |
| 17:00 | ✕ | 100% | 24135m | 0% | 7.9% | -15° |
| 18:00 | ✕ | 100% | 24135m | 0% | 7.9% | -25° |
| 19:00 | ✕ | 100% | 24134m | 0% | 7.9% | -34° |
| 20:00 | ✓ | 100% | 24134m | 0% | 7.9% | -43° |
| 21:00 | ✓ | 100% | 24135m | 0% | 7.9% | -51° |
| 22:00 | ✓ | 100% | 24134m | 0% | 7.9% | -55° |
| 23:00 | ✓ | 49% | 24135m | 0% | 7.9% | -56° |
| Tue, Mar 17 | ||||||
| 24:00 | ✓ | 96% | 24134m | 0% | 7.9% | -52° |
| 01:00 | ✓ | 100% | 24135m | 0% | 2.9% | -45° |
| 02:00 | ✓ | 99% | 24134m | 0% | 2.9% | -37° |
| 03:00 | ✓ | 99% | 24135m | 0% | 2.9% | -27° |
| 04:00 | ✓ | 100% | 24134m | 0% | 2.9% | -17° |
| 05:00 | ✕ | 100% | 24135m | 0% | 2.9% | -6.9° |
| 06:00 | ✕ | 69% | 24135m | 0% | 2.9% | 2.9° |
| 07:00 | ✕ | 53% | 24135m | 0% | 2.9% | 12° |
| 08:00 | ✕ | 62% | 24135m | 0% | 2.9% | 20° |
| 09:00 | ✕ | 12% | 24135m | 0% | 2.9% | 27° |
| 10:00 | ✕ | 8.5% | 24134m | 0% | 2.9% | 32° |
| 11:00 | ✕ | 37% | 24134m | 0% | 2.9% | 34° |
| 12:00 | ✕ | 25% | 24134m | 0% | 2.9% | 33° |
| 13:00 | ✕ | 63% | 24135m | 0% | 2.9% | 29° |
| 14:00 | ✕ | 73% | 24135m | 0% | 2.9% | 23° |
| 15:00 | ✕ | 83% | 24134m | 0% | 2.9% | 15° |
| 16:00 | ✕ | 62% | 24134m | 0% | 2.9% | 6.4° |
| 17:00 | ✕ | 12% | 24135m | 0% | 2.9% | -3.1° |
| 18:00 | ✕ | 8.3% | 24135m | 0% | 2.9% | -13° |
| 19:00 | ✕ | 6.1% | 24134m | 0% | 2.9% | -23° |
| 20:00 | ✓ | 5.7% | 24134m | 0% | 2.9% | -32° |
| 21:00 | ✓ | 5.3% | 24135m | 0% | 2.9% | -40° |
| 22:00 | ✓ | 4.9% | 24135m | 0% | 2.9% | -46° |
| 23:00 | ✓ | 5.1% | 24135m | 0% | 2.9% | -49° |
| Wed, Mar 18 | ||||||
| 24:00 | ✓ | 5.2% | 24135m | 0% | 2.9% | -49° |
| 01:00 | ✓ | 5.4% | 24135m | 0% | 0.4% | -45° |
| 02:00 | ✓ | 7.1% | 24135m | 0% | 0.4% | -38° |
| 03:00 | ✓ | 8.7% | 24135m | 0% | 0.4% | -30° |
| 04:00 | ✓ | 10% | 24135m | 0% | 0.4% | -20° |
| 05:00 | ✕ | 9.1% | 24135m | 0% | 0.4% | -10° |
| 06:00 | ✕ | 7.7% | 24135m | 0% | 0.4% | 0.07° |
| 07:00 | ✕ | 6.4% | 24135m | 0% | 0.4% | 10° |
| 08:00 | ✕ | 5.2% | 24135m | 0% | 0.4% | 19° |
| 09:00 | ✕ | 3.9% | 24135m | 0% | 0.4% | 28° |
| 10:00 | ✕ | 2.7% | 24135m | 0% | 0.4% | 35° |
| 11:00 | ✕ | 2.9% | 24135m | 0% | 0.4% | 39° |
| 12:00 | ✕ | 3% | 24135m | 0% | 0.4% | 40° |
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.
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