Rule
Dark Skies
Passo Rolle - Dark Skies - Dolomites
Passo Rolle, 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
Pristine Dark Skies (pristine)
Passo Rolle
Tomorrow · 01:00–05:21 · 4h window
Medium confidence
46%
🌛Moon Altitude-17.5-4.8°
☁️Total Cloud Coverage4.8-6.1%
Pristine Dark Skies (pristine)
Passo Rolle
Thu, Feb 26 · 03:00–05:17
🌛Moon Altitude:-6.5-7.9°
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, Feb 22 | ||||||
| 02:00 | ✕ | 5.7% | 20293m | 0% | 28% | -23° |
| 03:00 | ✕ | 5.6% | 24134m | 0% | 28% | -27° |
| 04:00 | ✕ | 5% | 24135m | 0% | 28% | -28° |
| 05:00 | ✕ | 5% | 24134m | 0% | 28% | -26° |
| 06:00 | ✕ | 5.2% | 24135m | 0% | 28% | -22° |
| 07:00 | ✕ | 5% | 24134m | 0% | 28% | -15° |
| 08:00 | ✕ | 5% | 24134m | 0% | 28% | -7.7° |
| 09:00 | ✕ | 13% | 24134m | 0% | 28% | 1.2° |
| 10:00 | ✕ | 5.2% | 24135m | 0% | 28% | 11° |
| 11:00 | ✕ | 40% | 24135m | 0% | 28% | 21° |
| 12:00 | ✕ | 33% | 24135m | 0% | 28% | 31° |
| 13:00 | ✕ | 75% | 18372m | 0% | 28% | 41° |
| 14:00 | ✕ | 59% | 17063m | 0% | 28% | 50° |
| 15:00 | ✕ | 100% | 17169m | 0% | 28% | 58° |
| 16:00 | ✕ | 100% | 5418m | 0% | 28% | 62° |
| 17:00 | ✕ | 100% | 933m | 0% | 28% | 62° |
| 18:00 | ✕ | 100% | 793m | 0% | 28% | 57° |
| 19:00 | ✓ | 100% | 11243m | 0% | 28% | 49° |
| 20:00 | ✓ | 100% | 24135m | 0% | 28% | 40° |
| 21:00 | ✓ | 100% | 24135m | 0% | 28% | 30° |
| 22:00 | ✓ | 100% | 24134m | 0% | 28% | 21° |
| 23:00 | ✓ | 100% | 24134m | 0% | 28% | 11° |
| Mon, Feb 23 | ||||||
| 24:00 | ✓ | 100% | 24135m | 0% | 28% | 1.9° |
| 01:00 | ✕ | 100% | 24134m | 0% | 38% | -6.2° |
| 02:00 | ✕ | 100% | 24134m | 0% | 38% | -13° |
| 03:00 | ✕ | 100% | 24135m | 0% | 38% | -18° |
| 04:00 | ✕ | 100% | 24134m | 0% | 38% | -21° |
| 05:00 | ✕ | 100% | 24134m | 0% | 38% | -22° |
| 06:00 | ✕ | 100% | 24134m | 0% | 38% | -20° |
| 07:00 | ✕ | 70% | 24135m | 0% | 38% | -16° |
| 08:00 | ✕ | 5% | 24134m | 0% | 38% | -10° |
| 09:00 | ✕ | 5% | 24135m | 0% | 38% | -2.7° |
| 10:00 | ✕ | 52% | 24135m | 0% | 38% | 5.9° |
| 11:00 | ✕ | 28% | 24135m | 0% | 38% | 15° |
| 12:00 | ✕ | 15% | 24135m | 0% | 38% | 25° |
| 13:00 | ✕ | 100% | 24135m | 0% | 38% | 35° |
| 14:00 | ✕ | 100% | 24134m | 0% | 38% | 45° |
| 15:00 | ✕ | 100% | 17945m | 0% | 38% | 55° |
| 16:00 | ✕ | 100% | 17101m | 0% | 38% | 62° |
| 17:00 | ✕ | 100% | 1181m | 0% | 38% | 67° |
| 18:00 | ✕ | 100% | 505m | 0% | 38% | 66° |
| 19:00 | ✓ | 91% | 407m | 0% | 38% | 60° |
| 20:00 | ✓ | 58% | 523m | 0% | 38% | 52° |
| 21:00 | ✓ | 56% | 475m | 0% | 38% | 43° |
| 22:00 | ✓ | 49% | 619m | 0% | 38% | 33° |
| 23:00 | ✓ | 38% | 5468m | 0% | 38% | 23° |
| Tue, Feb 24 | ||||||
| 24:00 | ✓ | 23% | 12085m | 0% | 38% | 14° |
| 01:00 | ✓ | 6.1% | 22412m | 0% | 50% | 4.8° |
| 02:00 | ✓ | 5% | 24135m | 0% | 50% | -3.1° |
| 03:00 | ✓ | 4.8% | 24134m | 0% | 50% | -9.7° |
| 04:00 | ✓ | 6.1% | 24134m | 0% | 50% | -15° |
| 05:00 | ✓ | 5% | 24135m | 0% | 50% | -17° |
| 06:00 | ✕ | 5% | 24135m | 0% | 50% | -18° |
| 07:00 | ✕ | 5% | 24135m | 0% | 50% | -16° |
| 08:00 | ✕ | 13% | 24135m | 0% | 50% | -12° |
| 09:00 | ✕ | 72% | 24135m | 0% | 50% | -6.7° |
| 10:00 | ✕ | 76% | 24135m | 0% | 50% | 0.59° |
| 11:00 | ✕ | 67% | 24134m | 0% | 50% | 8.9° |
| 12:00 | ✕ | 70% | 24135m | 0% | 50% | 18° |
| 13:00 | ✕ | 63% | 24135m | 0% | 50% | 28° |
| 14:00 | ✕ | 98% | 24135m | 0% | 50% | 38° |
| 15:00 | ✕ | 93% | 24135m | 0% | 50% | 48° |
| 16:00 | ✕ | 74% | 19569m | 0% | 50% | 57° |
| 17:00 | ✕ | 52% | 7498m | 0% | 50% | 65° |
| 18:00 | ✕ | 41% | 1838m | 0% | 50% | 70° |
| 19:00 | ✓ | 41% | 2017m | 0% | 50% | 69° |
| 20:00 | ✓ | 90% | 7187m | 0% | 50% | 63° |
| 21:00 | ✓ | 33% | 6195m | 0% | 50% | 54° |
| 22:00 | ✓ | 32% | 17136m | 0% | 50% | 45° |
| 23:00 | ✓ | 40% | 7727m | 0% | 50% | 35° |
| Wed, Feb 25 | ||||||
| 24:00 | ✓ | 49% | 5405m | 0% | 50% | 25° |
| 01:00 | ✓ | 44% | 4803m | 0% | 61% | 16° |
| 02:00 | ✓ | 37% | 4774m | 0% | 61% | 6.9° |
| 03:00 | ✓ | 38% | 4807m | 0% | 61% | -0.81° |
| 04:00 | ✓ | 35% | 5136m | 0% | 61% | -7.3° |
| 05:00 | ✓ | 39% | 6618m | 0% | 61% | -12° |
| 06:00 | ✕ | 43% | 17124m | 0% | 61% | -15° |
| 07:00 | ✕ | 43% | 5124m | 0% | 61% | -16° |
| 08:00 | ✕ | 48% | 7867m | 0.3% | 61% | -14° |
| 09:00 | ✕ | 54% | 10609m | 0.61% | 61% | -10° |
| 10:00 | ✕ | 59% | 13352m | 0.91% | 61% | -5° |
| 11:00 | ✕ | 47% | 13559m | 0.61% | 61% | 2° |
| 12:00 | ✕ | 35% | 13766m | 0.3% | 61% | 10° |
| 13:00 | ✕ | 22% | 13974m | 0% | 61% | 19° |
| 14:00 | ✕ | 30% | 13918m | 0% | 61% | 29° |
| 15:00 | ✕ | 38% | 13862m | 0% | 61% | 39° |
| 16:00 | ✕ | 46% | 13806m | 0% | 61% | 48° |
| 17:00 | ✕ | 42% | 13830m | 0% | 61% | 58° |
| 18:00 | ✕ | 38% | 13854m | 0% | 61% | 66° |
| 19:00 | ✓ | 34% | 13878m | 0% | 61% | 72° |
| 20:00 | ✓ | 24% | 17063m | 0% | 61% | 71° |
| 21:00 | ✓ | 15% | 20248m | 0% | 61% | 64° |
| 22:00 | ✓ | 5% | 23433m | 0% | 61% | 55° |
| 23:00 | ✓ | 4.4% | 23667m | 0% | 61% | 46° |
| Thu, Feb 26 | ||||||
| 24:00 | ✓ | 3.8% | 23901m | 0% | 61% | 36° |
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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