Rule
Dark Skies
Sodankylä - Dark Skies - Finnish Lapland
Sodankylä, 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)
Sodankylä
Tomorrow · 23:00–04:01 · 5h window
Low confidence
38%
🌛Moon Altitude-0.9-7.9°
☁️Total Cloud Coverage3.5-6.7%
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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 | ✕ | 82% | 411m | 64% | 99% | 1.3° |
| 08:00 | ✕ | 73% | 1039m | 64% | 99% | -4.4° |
| 09:00 | ✕ | 100% | 388m | 67% | 99% | -9.8° |
| 10:00 | ✕ | 100% | 389m | 53% | 99% | -15° |
| 11:00 | ✕ | 100% | 599m | 39% | 99% | -18° |
| 12:00 | ✕ | 100% | 424m | 33% | 99% | -21° |
| 13:00 | ✕ | 100% | 923m | 28% | 99% | -22° |
| 14:00 | ✕ | 100% | 2698m | 22% | 99% | -22° |
| 15:00 | ✕ | 96% | 22902m | 26% | 99% | -20° |
| 16:00 | ✕ | 86% | 6471m | 13% | 99% | -17° |
| 17:00 | ✕ | 74% | 4018m | 0% | 99% | -13° |
| 18:00 | ✕ | 73% | 6792m | 0% | 99% | -8° |
| 19:00 | ✕ | 83% | 6548m | 0% | 99% | -2.8° |
| 20:00 | ✓ | 100% | 5445m | 0% | 99% | 2.6° |
| 21:00 | ✓ | 97% | 4501m | 15% | 99% | 7.7° |
| 22:00 | ✓ | 97% | 4100m | 7.4% | 99% | 12° |
| 23:00 | ✓ | 98% | 5233m | 0% | 99% | 16° |
| Thu, Mar 5 | ||||||
| 24:00 | ✓ | 100% | 4794m | 0% | 99% | 18° |
| 01:00 | ✓ | 100% | 3452m | 0% | 99% | 20° |
| 02:00 | ✕ | 100% | 3478m | 0% | 96% | 19° |
| 03:00 | ✕ | 100% | 3633m | 0% | 96% | 18° |
| 04:00 | ✕ | 99% | 2791m | 0% | 96% | 14° |
| 05:00 | ✕ | 100% | 3201m | 0% | 96% | 10° |
| 06:00 | ✕ | 99% | 3389m | 0% | 96% | 5.2° |
| 07:00 | ✕ | 100% | 3902m | 0% | 96% | -0.37° |
| 08:00 | ✕ | 100% | 3387m | 0% | 96% | -6.2° |
| 09:00 | ✕ | 98% | 3636m | 0% | 96% | -12° |
| 10:00 | ✕ | 94% | 5926m | 0% | 96% | -17° |
| 11:00 | ✕ | 84% | 10702m | 0% | 96% | -22° |
| 12:00 | ✕ | 70% | 24134m | 0% | 96% | -26° |
| 13:00 | ✕ | 25% | 24134m | 0% | 96% | -28° |
| 14:00 | ✕ | 44% | 24135m | 0% | 96% | -29° |
| 15:00 | ✕ | 97% | 24134m | 0% | 96% | -28° |
| 16:00 | ✕ | 100% | 24134m | 0% | 96% | -25° |
| 17:00 | ✕ | 100% | 13872m | 0% | 96% | -22° |
| 18:00 | ✕ | 100% | 9464m | 7.4% | 96% | -17° |
| 19:00 | ✕ | 100% | 9159m | 15% | 96% | -12° |
| 20:00 | ✓ | 100% | 16527m | 22% | 96% | -7° |
| 21:00 | ✓ | 100% | 19733m | 15% | 96% | -1.7° |
| 22:00 | ✓ | 100% | 23644m | 7.4% | 96% | 3.2° |
| 23:00 | ✓ | 100% | 24134m | 0% | 96% | 7.4° |
| Fri, Mar 6 | ||||||
| 24:00 | ✓ | 100% | 24134m | 7.4% | 96% | 11° |
| 01:00 | ✓ | 100% | 24135m | 15% | 96% | 13° |
| 02:00 | ✓ | 100% | 24134m | 22% | 90% | 14° |
| 03:00 | ✓ | 100% | 24135m | 30% | 90% | 13° |
| 04:00 | ✓ | 100% | 24135m | 38% | 90% | 11° |
| 05:00 | ✕ | 100% | 24134m | 47% | 90% | 7.5° |
| 06:00 | ✕ | 100% | 24134m | 61% | 90% | 3.1° |
| 07:00 | ✕ | 100% | 17109m | 75% | 90% | -2° |
| 08:00 | ✕ | 100% | 15633m | 90% | 90% | -7.6° |
| 09:00 | ✕ | 96% | 19494m | 92% | 90% | -13° |
| 10:00 | ✕ | 100% | 16877m | 95% | 90% | -19° |
| 11:00 | ✕ | 100% | 15303m | 97% | 90% | -24° |
| 12:00 | ✕ | 100% | 14924m | 98% | 90% | -29° |
| 13:00 | ✕ | 100% | 917m | 98% | 90% | -32° |
| 14:00 | ✕ | 100% | 362m | 99% | 90% | -34° |
| 15:00 | ✕ | 100% | 8668m | 78% | 90% | -34° |
| 16:00 | ✕ | 100% | 24135m | 56% | 90% | -33° |
| 17:00 | ✕ | 100% | 14832m | 35% | 90% | -30° |
| 18:00 | ✕ | 100% | 23754m | 33% | 90% | -26° |
| 19:00 | ✕ | 100% | 5184m | 31% | 90% | -21° |
| 20:00 | ✓ | 91% | 490m | 30% | 90% | -16° |
| 21:00 | ✓ | 100% | 2913m | 20% | 90% | -11° |
| 22:00 | ✓ | 47% | 24134m | 9.9% | 90% | -5.6° |
| 23:00 | ✓ | 3.5% | 24134m | 0% | 90% | -0.92° |
| Sat, Mar 7 | ||||||
| 24:00 | ✓ | 5% | 24134m | 0% | 90% | 3° |
| 01:00 | ✓ | 6.7% | 24135m | 0% | 90% | 5.9° |
| 02:00 | ✓ | 5% | 24135m | 0% | 84% | 7.6° |
| 03:00 | ✓ | 5% | 24135m | 4.8% | 84% | 7.9° |
| 04:00 | ✓ | 5% | 24135m | 9.6% | 84% | 6.9° |
| 05:00 | ✕ | 8.4% | 24134m | 14% | 84% | 4.5° |
| 06:00 | ✕ | 91% | 24135m | 19% | 84% | 1° |
| 07:00 | ✕ | 99% | 24134m | 24% | 84% | -3.4° |
| 08:00 | ✕ | 95% | 24135m | 28% | 84% | -8.6° |
| 09:00 | ✕ | 96% | 24135m | 52% | 84% | -14° |
| 10:00 | ✕ | 98% | 24135m | 76% | 84% | -20° |
| 11:00 | ✕ | 100% | 24135m | 100% | 84% | -26° |
| 12:00 | ✕ | 100% | 24135m | 77% | 84% | -31° |
| 13:00 | ✕ | 100% | 24135m | 53% | 84% | -35° |
| 14:00 | ✕ | 100% | 24135m | 30% | 84% | -38° |
| 15:00 | ✕ | 100% | 17564m | 32% | 84% | -40° |
| 16:00 | ✕ | 100% | 10992m | 35% | 84% | -39° |
| 17:00 | ✕ | 100% | 4421m | 38% | 84% | -38° |
| 18:00 | ✕ | 100% | 5690m | 39% | 84% | -34° |
| 19:00 | ✕ | 100% | 6960m | 41% | 84% | -30° |
| 20:00 | ✓ | 100% | 8229m | 43% | 84% | -25° |
| 21:00 | ✓ | 100% | 13531m | 41% | 84% | -19° |
| 22:00 | ✓ | 100% | 18833m | 39% | 84% | -14° |
| 23:00 | ✓ | 100% | 24135m | 37% | 84% | -9° |
| Sun, Mar 8 | ||||||
| 24:00 | ✓ | 100% | 24135m | 41% | 84% | -4.6° |
| 01:00 | ✓ | 100% | 24135m | 44% | 84% | -0.99° |
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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