Rule
Dark Skies
Silverton - Dark Skies - Rocky Mountains
Creede, Colorado, United States
Moonless nights with crystal-clear skies for deep-sky photography
Upcoming Opportunities
When all conditions match, PhotoWeather marks an opportunity window.
Times shown in America/Denver
Next opportunity
Pristine Dark Skies (pristine)
Silverton
Tomorrow · 04:00–04:01 · 1h window
Medium confidence
62%
🌛Moon Altitude32°
☁️Total Cloud Coverage1.2%
Pristine Dark Skies (pristine)
Silverton
Tomorrow · 22:24–04:00
🌛Moon Altitude:-28-12.9°
Medium
Pristine Dark Skies (pristine)
Silverton
Fri, Jul 10 · 22:23–04:03
🌛Moon Altitude:-26.3-14.6°
Medium
Pristine Dark Skies (pristine)
Silverton
Sun, Jul 12 · 24:00–04:04
🌛Moon Altitude:-22.8-4.5°
Medium
Pristine Dark Skies (pristine)
Silverton
Sun, Jul 12 · 22:22–04:00
🌛Moon Altitude:-24.5--13.7°
Medium
Pristine Dark Skies (pristine)
Silverton
Tue, Jul 14 · 24:00–04:00
🌛Moon Altitude:-26.9--22.5°
Medium
Pristine Dark Skies (pristine)
Silverton
Tue, Jul 14 · 22:20–04:00
🌛Moon Altitude:-31.2--8°
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 America/Denver | 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° |
|---|---|---|---|---|---|---|
| Tue, Jul 7 | ||||||
| 07:00 | ✕ | 4.4% | 24135m | 57% | 53% | 60° |
| 08:00 | ✕ | 25% | 24135m | 75% | 53% | 56° |
| 09:00 | ✕ | 3% | 24135m | 92% | 53% | 48° |
| 10:00 | ✕ | 3.6% | 24135m | 95% | 53% | 38° |
| 11:00 | ✕ | 100% | 24135m | 97% | 53% | 27° |
| 12:00 | ✕ | 90% | 24135m | 100% | 53% | 16° |
| 13:00 | ✕ | 93% | 24135m | 95% | 53% | 4.9° |
| 14:00 | ✕ | 100% | 11146m | 69% | 53% | -6.1° |
| 15:00 | ✕ | 88% | 24135m | 56% | 53% | -17° |
| 16:00 | ✕ | 83% | 22856m | 58% | 53% | -26° |
| 17:00 | ✕ | 100% | 8700m | 61% | 53% | -34° |
| 18:00 | ✕ | 100% | 8132m | 63% | 43% | -39° |
| 19:00 | ✕ | 50% | 23274m | 71% | 43% | -41° |
| 20:00 | ✕ | 80% | 23790m | 55% | 43% | -40° |
| 21:00 | ✕ | 53% | 23821m | 39% | 43% | -35° |
| 22:00 | ✓ | 96% | 24135m | 39% | 43% | -27° |
| 23:00 | ✓ | 100% | 18979m | 39% | 43% | -18° |
| Wed, Jul 8 | ||||||
| 24:00 | ✓ | 80% | 24135m | 39% | 43% | -7.2° |
| 01:00 | ✓ | 95% | 23011m | 0% | 43% | 3.9° |
| 02:00 | ✓ | 31% | 12660m | 0% | 43% | 15° |
| 03:00 | ✓ | 89% | 21642m | 0% | 43% | 27° |
| 04:00 | ✓ | 36% | 24134m | 0% | 43% | 38° |
| 05:00 | ✕ | 38% | 24134m | 0% | 43% | 49° |
| 06:00 | ✕ | 52% | 24134m | 0% | 43% | 59° |
| 07:00 | ✕ | 30% | 24134m | 0% | 43% | 65° |
| 08:00 | ✕ | 5% | 24135m | 0% | 43% | 65° |
| 09:00 | ✕ | 5% | 24135m | 0% | 43% | 60° |
| 10:00 | ✕ | 0.5% | 24135m | 7.4% | 43% | 51° |
| 11:00 | ✕ | 4.5% | 24135m | 15% | 43% | 40° |
| 12:00 | ✕ | 94% | 24134m | 22% | 43% | 29° |
| 13:00 | ✕ | 100% | 24134m | 15% | 43% | 18° |
| 14:00 | ✕ | 71% | 24134m | 7.4% | 43% | 6.5° |
| 15:00 | ✕ | 100% | 21545m | 0% | 43% | -4.2° |
| 16:00 | ✕ | 100% | 21477m | 13% | 43% | -14° |
| 17:00 | ✕ | 100% | 24134m | 26% | 43% | -23° |
| 18:00 | ✕ | 66% | 24135m | 39% | 32% | -30° |
| 19:00 | ✕ | 100% | 24135m | 26% | 32% | -34° |
| 20:00 | ✕ | 37% | 23307m | 13% | 32% | -35° |
| 21:00 | ✕ | 52% | 24134m | 0% | 32% | -33° |
| 22:00 | ✓ | 94% | 24134m | 7.4% | 32% | -28° |
| 23:00 | ✓ | 32% | 24134m | 15% | 32% | -21° |
| Thu, Jul 9 | ||||||
| 24:00 | ✓ | 30% | 24135m | 22% | 32% | -12° |
| 01:00 | ✓ | 4.9% | 24135m | 15% | 32% | -1.6° |
| 02:00 | ✓ | 23% | 23800m | 7.4% | 32% | 9.2° |
| 03:00 | ✓ | 79% | 24135m | 0% | 32% | 21° |
| 04:00 | ✓ | 1.2% | 24134m | 0% | 32% | 32° |
| 05:00 | ✕ | 0% | 24135m | 0% | 32% | 44° |
| 06:00 | ✕ | 0% | 24135m | 0% | 32% | 55° |
| 07:00 | ✕ | 0% | 24134m | 0% | 32% | 64° |
| 08:00 | ✕ | 0% | 24135m | 0% | 32% | 71° |
| 09:00 | ✕ | 0% | 24135m | 0% | 32% | 70° |
| 10:00 | ✕ | 3% | 24134m | 0% | 32% | 63° |
| 11:00 | ✕ | 38% | 24135m | 0% | 32% | 53° |
| 12:00 | ✕ | 100% | 24135m | 0% | 32% | 42° |
| 13:00 | ✕ | 100% | 24134m | 0% | 32% | 31° |
| 14:00 | ✕ | 100% | 24135m | 0% | 32% | 19° |
| 15:00 | ✕ | 100% | 24135m | 0% | 32% | 8.5° |
| 16:00 | ✕ | 75% | 24135m | 0% | 32% | -1.8° |
| 17:00 | ✕ | 82% | 24135m | 0% | 32% | -11° |
| 18:00 | ✕ | 14% | 24135m | 0% | 22% | -19° |
| 19:00 | ✕ | 0% | 24135m | 0% | 22% | -25° |
| 20:00 | ✕ | 0% | 24135m | 0% | 22% | -29° |
| 21:00 | ✕ | 0% | 24134m | 0% | 22% | -30° |
| 22:00 | ✓ | 0% | 24135m | 0% | 22% | -28° |
| 23:00 | ✓ | 0% | 24134m | 0% | 22% | -23° |
| Fri, Jul 10 | ||||||
| 24:00 | ✓ | 0% | 24135m | 0% | 22% | -16° |
| 01:00 | ✓ | 3.9% | 24134m | 0% | 22% | -7.4° |
| 02:00 | ✓ | 4.5% | 24134m | 0% | 22% | 2.3° |
| 03:00 | ✓ | 5.2% | 24135m | 0% | 22% | 13° |
| 04:00 | ✓ | 99% | 24134m | 0% | 22% | 24° |
| 05:00 | ✕ | 1.4% | 24134m | 0% | 22% | 35° |
| 06:00 | ✕ | 0% | 24134m | 0% | 22% | 47° |
| 07:00 | ✕ | 0% | 24135m | 0% | 22% | 58° |
| 08:00 | ✕ | 4.4% | 24134m | 0% | 22% | 68° |
| 09:00 | ✕ | 1.1% | 24134m | 0% | 22% | 76° |
| 10:00 | ✕ | 84% | 24135m | 17% | 22% | 74° |
| 11:00 | ✕ | 100% | 24135m | 33% | 22% | 66° |
| 12:00 | ✕ | 100% | 24135m | 50% | 22% | 55° |
| 13:00 | ✕ | 68% | 24135m | 33% | 22% | 44° |
| 14:00 | ✕ | 35% | 24135m | 17% | 22% | 33° |
| 15:00 | ✕ | 2.7% | 24135m | 0% | 22% | 21° |
| 16:00 | ✕ | 1.9% | 24135m | 0% | 22% | 11° |
| 17:00 | ✕ | 1.2% | 24135m | 0% | 22% | 0.88° |
| 18:00 | ✕ | 0.4% | 24135m | 0% | 13% | -8.1° |
| 19:00 | ✕ | 0.27% | 24135m | 0% | 13% | -16° |
| 20:00 | ✕ | 0.13% | 24135m | 0% | 13% | -22° |
| 21:00 | ✕ | 0% | 24135m | 0% | 13% | -25° |
| 22:00 | ✓ | 0% | 24135m | 0% | 13% | -26° |
| 23:00 | ✓ | 0% | 24135m | 0% | 13% | -24° |
| Sat, Jul 11 | ||||||
| 24:00 | ✓ | 0% | 24135m | 0% | 13% | -20° |
| 01:00 | ✓ | 0% | 24135m | 0% | 13% | -13° |
| 02:00 | ✓ | 0% | 24135m | 0% | 13% | -5° |
| 03:00 | ✓ | 0% | 24135m | 0% | 13% | 4.4° |
| 04:00 | ✓ | 3.6% | 24135m | 0% | 13% | 15° |
| 05:00 | ✕ | 7.2% | 24135m | 0% | 13% | 25° |
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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