Rule
Dark Skies
Durango - Dark Skies - Rocky Mountains
Pagosa Springs, 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)
Durango
Today · 12:00–14:00 · 2h window
Medium confidence
52%
🌛Moon Altitude30-41.6°
☁️Total Cloud Coverage5-7.8%
Pristine Dark Skies (pristine)
Durango
Today · 15:00–16:00
🌛Moon Altitude:63.5°
Medium
Pristine Dark Skies (pristine)
Durango
Tomorrow · 05:00–06:00
🌛Moon Altitude:-29.7°
Medium
Excellent Dark Skies (pristine) at Sunrise
Durango
Tomorrow · 06:00–07:00
🌛Moon Altitude:-28.3°
Medium
Pristine Dark Skies (pristine)
Durango
Tomorrow · 09:00–11:00
🌛Moon Altitude:-9.2-0.4°
Medium
Excellent Dark Skies (pristine)
Durango
Tue, Feb 24 · 09:00–10:00
🌛Moon Altitude:-14.6°
Medium
Pristine Dark Skies (pristine)
Durango
Wed, Feb 25 · 02:00–03:00
🌛Moon Altitude:4.7°
Medium
+3 more windows in the next 10 days
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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° |
|---|---|---|---|---|---|---|
| Sat, Feb 21 | ||||||
| 12:00 | ✓ | 0% | 24135m | 0% | 18% | 37° |
| 13:00 | ✓ | 1% | 24134m | 0% | 18% | 48° |
| 14:00 | ✓ | 1% | 24135m | 0% | 18% | 58° |
| 15:00 | ✓ | 5% | 24135m | 0% | 18% | 66° |
| 16:00 | ✓ | 2.9% | 24135m | 0% | 18% | 68° |
| 17:00 | ✓ | 4% | 24135m | 0% | 28% | 63° |
| 18:00 | ✓ | 5% | 24135m | 0% | 28% | 54° |
| 19:00 | ✓ | 5% | 24134m | 0% | 28% | 43° |
| 20:00 | ✓ | 5% | 24135m | 0% | 28% | 32° |
| 21:00 | ✓ | 5% | 24134m | 0% | 28% | 21° |
| 22:00 | ✓ | 5% | 24135m | 0% | 28% | 9.5° |
| 23:00 | ✓ | 5% | 24134m | 0% | 28% | -1.4° |
| Sun, Feb 22 | ||||||
| 24:00 | ✓ | 5% | 24134m | 0% | 28% | -11° |
| 01:00 | ✓ | 5% | 24134m | 0% | 28% | -20° |
| 02:00 | ✓ | 5% | 24135m | 0% | 28% | -28° |
| 03:00 | ✓ | 5% | 24135m | 0% | 28% | -33° |
| 04:00 | ✓ | 13% | 24135m | 0% | 28% | -35° |
| 05:00 | ✓ | 20% | 24134m | 0% | 28% | -33° |
| 06:00 | ✓ | 5% | 24135m | 0% | 28% | -29° |
| 07:00 | ✓ | 3% | 24135m | 0% | 28% | -22° |
| 08:00 | ✓ | 5% | 24135m | 0% | 28% | -13° |
| 09:00 | ✓ | 43% | 24135m | 0% | 28% | -3.5° |
| 10:00 | ✓ | 71% | 24135m | 0% | 28% | 7.2° |
| 11:00 | ✓ | 55% | 24135m | 0% | 28% | 18° |
| 12:00 | ✓ | 7.8% | 24134m | 0% | 28% | 30° |
| 13:00 | ✓ | 5% | 24134m | 0% | 28% | 42° |
| 14:00 | ✓ | 31% | 24135m | 0% | 28% | 53° |
| 15:00 | ✓ | 5% | 24135m | 0% | 28% | 64° |
| 16:00 | ✓ | 62% | 24135m | 0% | 28% | 72° |
| 17:00 | ✓ | 70% | 24135m | 0% | 38% | 73° |
| 18:00 | ✓ | 93% | 24135m | 0% | 38% | 66° |
| 19:00 | ✓ | 100% | 24135m | 0% | 38% | 56° |
| 20:00 | ✓ | 100% | 24135m | 0% | 38% | 45° |
| 21:00 | ✓ | 100% | 24134m | 0% | 38% | 34° |
| 22:00 | ✓ | 91% | 24135m | 0% | 38% | 22° |
| 23:00 | ✓ | 100% | 24134m | 0% | 38% | 11° |
| Mon, Feb 23 | ||||||
| 24:00 | ✓ | 100% | 24135m | 0% | 38% | 0.94° |
| 01:00 | ✓ | 100% | 24134m | 0% | 38% | -8.7° |
| 02:00 | ✓ | 100% | 24135m | 0% | 38% | -17° |
| 03:00 | ✓ | 100% | 24134m | 0% | 38% | -24° |
| 04:00 | ✓ | 100% | 24134m | 0% | 38% | -28° |
| 05:00 | ✓ | 5% | 24135m | 0% | 38% | -30° |
| 06:00 | ✓ | 5.2% | 24134m | 0% | 38% | -28° |
| 07:00 | ✓ | 85% | 24135m | 0% | 38% | -24° |
| 08:00 | ✓ | 22% | 24135m | 0% | 38% | -17° |
| 09:00 | ✓ | 7.1% | 24134m | 0% | 38% | -9.2° |
| 10:00 | ✓ | 5% | 24134m | 0% | 38% | 0.39° |
| 11:00 | ✓ | 7.3% | 24134m | 0% | 38% | 11° |
| 12:00 | ✓ | 4.9% | 24135m | 0% | 38% | 22° |
| 13:00 | ✓ | 5% | 24135m | 0% | 38% | 33° |
| 14:00 | ✓ | 21% | 24135m | 0% | 38% | 45° |
| 15:00 | ✓ | 100% | 24135m | 0% | 38% | 56° |
| 16:00 | ✓ | 98% | 24134m | 0% | 38% | 67° |
| 17:00 | ✓ | 37% | 24135m | 0% | 50% | 76° |
| 18:00 | ✓ | 100% | 24134m | 0% | 50% | 77° |
| 19:00 | ✓ | 12% | 24134m | 0% | 50% | 69° |
| 20:00 | ✓ | 9.7% | 24135m | 0% | 50% | 58° |
| 21:00 | ✓ | 100% | 24135m | 0% | 50% | 47° |
| 22:00 | ✓ | 16% | 24135m | 0% | 50% | 35° |
| 23:00 | ✓ | 6.2% | 24135m | 0% | 50% | 24° |
| Tue, Feb 24 | ||||||
| 24:00 | ✓ | 37% | 24134m | 0% | 50% | 13° |
| 01:00 | ✓ | 69% | 24134m | 0% | 50% | 3.1° |
| 02:00 | ✓ | 53% | 24135m | 0% | 50% | -6.2° |
| 03:00 | ✓ | 93% | 24135m | 0% | 50% | -14° |
| 04:00 | ✓ | 78% | 24134m | 0% | 50% | -21° |
| 05:00 | ✓ | 66% | 24135m | 0% | 50% | -25° |
| 06:00 | ✓ | 100% | 24134m | 0% | 50% | -26° |
| 07:00 | ✓ | 75% | 24135m | 0% | 50% | -25° |
| 08:00 | ✓ | 70% | 24135m | 0% | 50% | -21° |
| 09:00 | ✓ | 5.1% | 24134m | 0% | 50% | -15° |
| 10:00 | ✓ | 97% | 24135m | 0% | 50% | -6.6° |
| 11:00 | ✓ | 100% | 24135m | 0% | 50% | 2.6° |
| 12:00 | ✓ | 48% | 24134m | 0% | 50% | 13° |
| 13:00 | ✓ | 63% | 24134m | 0% | 50% | 23° |
| 14:00 | ✓ | 100% | 24134m | 0% | 50% | 35° |
| 15:00 | ✓ | 5% | 24134m | 0% | 50% | 46° |
| 16:00 | ✓ | 26% | 24134m | 0% | 50% | 57° |
| 17:00 | ✓ | 75% | 24135m | 0% | 61% | 69° |
| 18:00 | ✓ | 83% | 24135m | 0% | 61% | 78° |
| 19:00 | ✓ | 92% | 24135m | 0% | 61% | 79° |
| 20:00 | ✓ | 100% | 24135m | 0% | 61% | 70° |
| 21:00 | ✓ | 72% | 24135m | 0% | 61% | 59° |
| 22:00 | ✓ | 43% | 24135m | 0% | 61% | 48° |
| 23:00 | ✓ | 15% | 24135m | 0% | 61% | 37° |
| Wed, Feb 25 | ||||||
| 24:00 | ✓ | 12% | 24135m | 0% | 61% | 25° |
| 01:00 | ✓ | 8.3% | 24135m | 0% | 61% | 15° |
| 02:00 | ✓ | 5% | 24135m | 0% | 61% | 4.7° |
| 03:00 | ✓ | 26% | 19086m | 0% | 61% | -4.4° |
| 04:00 | ✓ | 47% | 14038m | 0% | 61% | -12° |
| 05:00 | ✓ | 68% | 8989m | 0% | 61% | -19° |
| 06:00 | ✓ | 69% | 9026m | 13% | 61% | -23° |
| 07:00 | ✓ | 70% | 9063m | 26% | 61% | -24° |
| 08:00 | ✓ | 71% | 9100m | 39% | 61% | -23° |
| 09:00 | ✓ | 66% | 14112m | 53% | 61% | -20° |
| 10:00 | ✓ | 61% | 19123m | 68% | 61% | -14° |
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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