Current Phase
Waning Gibbous
Rise & Set Times
Upcoming Phases
Moon Calendar — April 2026
Upcoming Lunar Eclipses
Moon in Great Falls Today
The moon over Great Falls is currently a Waning Gibbous with 84% illumination, on day 18.29 of the 29.53-day lunar cycle. The moon's altitude is +9.9° and azimuth is 330.2°, at a distance of 404,411 km from Earth.
Moonrise is at 12:37 AM and moonset at 8:30 AM. Sunrise is at 6:53 AM and sunset at 8:00 PM. The next major phase is the Last Quarter on Apr 9, 2026 at 10:52 PM MDT.
Current sky conditions in Great Falls are Overcast with 86% cloud cover, 24 km visibility, and 68% humidity. The temperature is 1°C (34°F).
At just +9.9° above the horizon, the moon appears warm golden as its light passes through about 5 times the normal thickness of Earth's atmosphere — the same Rayleigh scattering effect that makes sunsets red. Moon viewing conditions are currently Poor.
Upcoming Phases — Great Falls
| Phase | Date & Time |
|---|---|
| 🌗 Last Quarter | Apr 9, 2026 at 10:52 PM MDT |
| 🌑 New Moon | Apr 17, 2026 at 5:52 AM MDT |
| 🌓 First Quarter | Apr 23, 2026 at 8:32 PM MDT |
| 🌕 Full Moon | May 1, 2026 at 11:24 AM MDT |
| 🌗 Last Quarter | May 9, 2026 at 3:11 PM MDT |
| 🌑 New Moon | May 16, 2026 at 2:02 PM MDT |
| 🌓 First Quarter | May 23, 2026 at 5:12 AM MDT |
| 🌕 Full Moon | May 31, 2026 at 2:46 AM MDT |
| 🌗 Last Quarter | Jun 8, 2026 at 4:01 AM MDT |
| 🌑 New Moon | Jun 14, 2026 at 8:55 PM MDT |
| 🌓 First Quarter | Jun 21, 2026 at 3:55 PM MDT |
| 🌕 Full Moon | Jun 29, 2026 at 5:57 PM MDT |