Forecast for Niwot, Boulder, United States of America (40.10,-105.17)

  Est. Sky Quality:  20.2 Magnitude.  Class 5 Bortle.  0.9 mcd/m2 Brightness.  731.18 μcd/m2 Artificial Brightness.

Generated: 05/02/25 08:48:17. Forecast: 05/02/25 to 11/02/25. Timezone: UTC-7.00

Annual Darkness Embed Forecast Center on Midday Center on Midnight
Wednesday 5
First Quarter 58% Moon Rise 10:51 Moon Set 02:18
  • 08 Good
  • 09 Good
  • 10 Good
  • 11 Good
  • 12 OK
  • 13 OK
  • 14 OK
  • 15 Good
  • 16 Good
  • 17 Good
  • 18 Good
  • 19 Good
  • 20 Good
  • 21 Good
  • 22 Good
  • 23 Good
  • 00 Good
  • 01 Good
  • 02 Good
  • 03 Good
  • 04 Good
  • 05 Good
  • 06 Good
  • 07 Good
Sun - Rise: 07:02, Set: 17:25, Transit: 12:14. Moon - Rise: 10:51, Set: 02:18. Civil Dark: 17:53 - 06:34. Nautical Dark: 18:26 - 06:02. Astro Dark: 18:57 - 05:30
Thursday 6
Waxing Gibbous 69% Moon Rise 11:31 Moon Set 03:30
  • 08 Good
  • 09 Good
  • 10 Good
  • 11 Good
  • 12 Good
  • 13 Good
  • 14 Good
  • 15 Good
  • 16 Good
  • 17 Good
  • 18 Good
  • 19 OK
  • 20 Good
  • 21 Good
  • 22 Good
  • 23 Good
  • 00 Good
  • 01 Good
  • 02 Good
  • 03 OK
  • 04 OK
  • 05 OK
  • 06 Good
  • 07 Good
Sun - Rise: 07:01, Set: 17:26, Transit: 12:14. Moon - Rise: 11:31, Set: 03:30. Civil Dark: 17:55 - 06:33. Nautical Dark: 18:27 - 06:01. Astro Dark: 18:58 - 05:29
Friday 7
Waxing Gibbous 79% Moon Rise 12:20 Moon Set 04:35
  • 08 Good
  • 09 Good
  • 10 Good
  • 11 Good
  • 12 Good
  • 13 Good
  • 14 Good
  • 15 Good
  • 16 Good
  • 17 Good
  • 18 Good
  • 19 Good
  • 20 OK
  • 21 Good
  • 22 OK
  • 23 OK
  • 00 OK
  • 01 OK
  • 02 Bad
  • 03 Bad
  • 04 Bad
  • 05 Bad
  • 06 Bad
  • 07 Bad
Sun - Rise: 07:00, Set: 17:28, Transit: 12:14. Moon - Rise: 12:20, Set: 04:35. Civil Dark: 17:56 - 06:32. Nautical Dark: 18:28 - 06:00. Astro Dark: 18:59 - 05:28
Saturday 8
Waxing Gibbous 88% Moon Rise 13:19 Moon Set 05:29
  • 08 Bad
  • 09 Bad
  • 10 OK
  • 11 OK
  • 12 OK
  • 13 OK
  • 14 Bad
  • 15 Bad
  • 16 Bad
  • 17 Bad
  • 18 Bad
  • 19 Bad
  • 20 Bad
  • 21 Bad
  • 22 Bad
  • 23 Bad
  • 00 Bad
  • 01 Bad
  • 02 Bad
  • 03 Bad
  • 04 Bad
  • 05 Bad
  • 06 Bad
  • 07 Bad
Sun - Rise: 06:59, Set: 17:29, Transit: 12:14. Moon - Rise: 13:19, Set: 05:29. Civil Dark: 17:57 - 06:31. Nautical Dark: 18:29 - 05:59. Astro Dark: 19:00 - 05:27
Sunday 9
Waxing Gibbous 94% Moon Rise 14:26 Moon Set 06:12
  • 08 Bad
  • 09 Bad
  • 10 Bad
  • 11 Bad
  • 12 Bad
  • 13 Bad
  • 14 Bad
  • 15 Bad
  • 16 Bad
  • 17 Bad
  • 18 Bad
  • 19 Bad
  • 20 Bad
  • 21 Bad
  • 22 Bad
  • 23 Bad
  • 00 Bad
  • 01 Bad
  • 02 Bad
  • 03 Bad
  • 04 Bad
  • 05 Bad
  • 06 Bad
  • 07 Bad
Sun - Rise: 06:57, Set: 17:30, Transit: 12:14. Moon - Rise: 14:26, Set: 06:12. Civil Dark: 17:58 - 06:30. Nautical Dark: 18:30 - 05:58. Astro Dark: 19:02 - 05:26
Monday 10
Waxing Gibbous 98% Moon Rise 15:35 Moon Set 06:47
  • 08 Bad
  • 09 Bad
  • 10 Bad
  • 11 Bad
  • 12 Bad
  • 13 Bad
  • 14 Bad
  • 15 Bad
  • 16 Bad
  • 17 Bad
  • 18 Bad
  • 19 Bad
  • 20 Bad
  • 21 Bad
  • 22 Bad
  • 23 Bad
  • 00 Bad
  • 01 Bad
  • 02 Bad
  • 03 Bad
  • 04 Bad
  • 05 Bad
  • 06 Bad
  • 07 Bad
Sun - Rise: 06:56, Set: 17:31, Transit: 12:14. Moon - Rise: 15:35, Set: 06:47. Civil Dark: 17:59 - 06:28. Nautical Dark: 18:31 - 05:57. Astro Dark: 19:03 - 05:25
Tuesday 11
Waxing Gibbous 100% Moon Rise 16:44 Moon Set 07:15
  • 08 Bad
  • 09 Bad
  • 10 Bad
  • 11 Bad
  • 12 Bad
  • 13 Bad
  • 14 Bad
  • 15 Bad
  • 16 Bad
  • 17 Bad
  • 18 Bad
  • 19 Bad
  • 20 Bad
  • 21 Bad
  • 22 Bad
  • 23 Bad
  • 00 Bad
  • 01 Bad
  • 02 Bad
  • 03 Bad
  • 04 Bad
Sun - Rise: 06:55, Set: 17:32, Transit: 12:14. Moon - Rise: 16:44, Set: 07:15. Civil Dark: 18:00 - 06:27. Nautical Dark: 18:32 - 05:55. Astro Dark: 19:04 - 05:24
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