Rule
Dark Skies
Saariselkä - Dark Skies - Finnish Lapland
Saariselka, Lapland, Finland
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/Helsinki
Next opportunity
Pristine Dark Skies (pristine)
Saariselkä
Sat, Mar 7 · 24:00–01:00 · 1h window
Medium confidence
49%
🌛Moon Altitude2.4°
☁️Total Cloud Coverage5%
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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/Helsinki | 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° |
|---|---|---|---|---|---|---|
| Wed, Mar 4 | ||||||
| 07:00 | ✕ | 100% | 351m | 69% | 99% | 1.1° |
| 08:00 | ✕ | 78% | 617m | 82% | 99% | -4.5° |
| 09:00 | ✕ | 93% | 936m | 37% | 99% | -9.6° |
| 10:00 | ✕ | 94% | 714m | 19% | 99% | -14° |
| 11:00 | ✕ | 86% | 878m | 0% | 99% | -18° |
| 12:00 | ✕ | 92% | 933m | 0% | 99% | -20° |
| 13:00 | ✕ | 83% | 7954m | 0% | 99% | -21° |
| 14:00 | ✕ | 91% | 11979m | 0% | 99% | -21° |
| 15:00 | ✕ | 74% | 3422m | 26% | 99% | -19° |
| 16:00 | ✕ | 48% | 9573m | 13% | 99% | -16° |
| 17:00 | ✕ | 60% | 6424m | 0% | 99% | -12° |
| 18:00 | ✕ | 75% | 6549m | 0% | 99% | -7.4° |
| 19:00 | ✕ | 80% | 6548m | 0% | 99% | -2.4° |
| 20:00 | ✓ | 83% | 6546m | 0% | 99% | 2.7° |
| 21:00 | ✓ | 80% | 6547m | 26% | 99% | 7.5° |
| 22:00 | ✓ | 79% | 6548m | 13% | 99% | 12° |
| 23:00 | ✓ | 63% | 6547m | 0% | 99% | 15° |
| Thu, Mar 5 | ||||||
| 24:00 | ✓ | 52% | 8635m | 13% | 99% | 18° |
| 01:00 | ✓ | 76% | 6546m | 26% | 99% | 19° |
| 02:00 | ✕ | 52% | 9408m | 39% | 96% | 18° |
| 03:00 | ✕ | 69% | 7122m | 31% | 96% | 17° |
| 04:00 | ✕ | 91% | 4709m | 22% | 96% | 13° |
| 05:00 | ✕ | 91% | 7035m | 14% | 96% | 9.4° |
| 06:00 | ✕ | 67% | 4153m | 22% | 96% | 4.5° |
| 07:00 | ✕ | 77% | 8295m | 31% | 96% | -0.84° |
| 08:00 | ✕ | 82% | 9639m | 39% | 96% | -6.4° |
| 09:00 | ✕ | 98% | 19743m | 26% | 96% | -12° |
| 10:00 | ✕ | 69% | 20428m | 13% | 96% | -17° |
| 11:00 | ✕ | 100% | 24134m | 0% | 96% | -21° |
| 12:00 | ✕ | 82% | 24134m | 0% | 96% | -25° |
| 13:00 | ✕ | 65% | 24134m | 0% | 96% | -27° |
| 14:00 | ✕ | 78% | 24135m | 0% | 96% | -28° |
| 15:00 | ✕ | 66% | 24134m | 5.6% | 96% | -27° |
| 16:00 | ✕ | 100% | 24134m | 11% | 96% | -24° |
| 17:00 | ✕ | 100% | 24134m | 17% | 96% | -21° |
| 18:00 | ✕ | 100% | 24135m | 28% | 96% | -17° |
| 19:00 | ✕ | 100% | 24135m | 39% | 96% | -12° |
| 20:00 | ✓ | 100% | 23969m | 50% | 96% | -6.7° |
| 21:00 | ✓ | 100% | 24134m | 46% | 96% | -1.7° |
| 22:00 | ✓ | 100% | 24134m | 41% | 96% | 3° |
| 23:00 | ✓ | 100% | 24134m | 37% | 96% | 7° |
| Fri, Mar 6 | ||||||
| 24:00 | ✓ | 100% | 24134m | 48% | 96% | 10° |
| 01:00 | ✓ | 100% | 24135m | 58% | 96% | 12° |
| 02:00 | ✓ | 100% | 24134m | 68% | 90% | 13° |
| 03:00 | ✓ | 100% | 1299m | 73% | 90% | 12° |
| 04:00 | ✕ | 100% | 547m | 78% | 90% | 9.8° |
| 05:00 | ✕ | 100% | 392m | 83% | 90% | 6.5° |
| 06:00 | ✕ | 100% | 24134m | 88% | 90% | 2.3° |
| 07:00 | ✕ | 100% | 24134m | 94% | 90% | -2.6° |
| 08:00 | ✕ | 100% | 24135m | 99% | 90% | -8° |
| 09:00 | ✕ | 100% | 22335m | 99% | 90% | -14° |
| 10:00 | ✕ | 100% | 133m | 98% | 90% | -19° |
| 11:00 | ✕ | 100% | 237m | 98% | 90% | -24° |
| 12:00 | ✕ | 100% | 5330m | 98% | 90% | -28° |
| 13:00 | ✕ | 100% | 6451m | 98% | 90% | -31° |
| 14:00 | ✕ | 100% | 23305m | 99% | 90% | -33° |
| 15:00 | ✕ | 100% | 6411m | 74% | 90% | -33° |
| 16:00 | ✕ | 100% | 244m | 49% | 90% | -32° |
| 17:00 | ✕ | 100% | 2092m | 25% | 90% | -29° |
| 18:00 | ✕ | 100% | 7552m | 22% | 90% | -25° |
| 19:00 | ✕ | 100% | 118m | 19% | 90% | -21° |
| 20:00 | ✓ | 100% | 291m | 17% | 90% | -16° |
| 21:00 | ✓ | 100% | 1347m | 11% | 90% | -11° |
| 22:00 | ✓ | 100% | 24134m | 5.6% | 90% | -5.7° |
| 23:00 | ✓ | 93% | 24134m | 0% | 90% | -1.3° |
| Sat, Mar 7 | ||||||
| 24:00 | ✓ | 5% | 24134m | 6.9% | 90% | 2.4° |
| 01:00 | ✓ | 21% | 24135m | 14% | 90% | 5.1° |
| 02:00 | ✓ | 5% | 24135m | 21% | 84% | 6.7° |
| 03:00 | ✓ | 5% | 24135m | 29% | 84% | 6.9° |
| 04:00 | ✕ | 5% | 24135m | 37% | 84% | 5.8° |
| 05:00 | ✕ | 16% | 22734m | 44% | 84% | 3.5° |
| 06:00 | ✕ | 100% | 24135m | 50% | 84% | 0.08° |
| 07:00 | ✕ | 100% | 24134m | 56% | 84% | -4.2° |
| 08:00 | ✕ | 100% | 18271m | 62% | 84% | -9.2° |
| 09:00 | ✕ | 100% | 20226m | 54% | 84% | -15° |
| 10:00 | ✕ | 100% | 22180m | 46% | 84% | -20° |
| 11:00 | ✕ | 100% | 24135m | 38% | 84% | -26° |
| 12:00 | ✕ | 100% | 24135m | 41% | 84% | -30° |
| 13:00 | ✕ | 100% | 24135m | 44% | 84% | -34° |
| 14:00 | ✕ | 100% | 24135m | 47% | 84% | -37° |
| 15:00 | ✕ | 100% | 18252m | 44% | 84% | -39° |
| 16:00 | ✕ | 100% | 12369m | 40% | 84% | -38° |
| 17:00 | ✕ | 100% | 6486m | 37% | 84% | -37° |
| 18:00 | ✕ | 100% | 8092m | 42% | 84% | -33° |
| 19:00 | ✕ | 100% | 9699m | 46% | 84% | -29° |
| 20:00 | ✓ | 100% | 11305m | 51% | 84% | -24° |
| 21:00 | ✓ | 100% | 15582m | 48% | 84% | -19° |
| 22:00 | ✓ | 100% | 19858m | 45% | 84% | -14° |
| 23:00 | ✓ | 100% | 24135m | 42% | 84% | -9.2° |
| Sun, Mar 8 | ||||||
| 24:00 | ✓ | 100% | 24135m | 47% | 84% | -5° |
| 01:00 | ✓ | 100% | 24135m | 52% | 84% | -1.6° |
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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