In Montana, the Southern Delta Aquariids are best around 3:40 AM on the night of the peak (July 30, 2027), when the radiant stands about 26° high. Under a truly dark sky you could see roughly 11 meteors per hour. Astronomical darkness runs from 11:40 PM to 3:46 AM, and the moon will be 12% lit and above the horizon at the best time.
Best time
3:40 AM
local time
Est. rate
11/h
dark sky
Radiant
26° high
toward S
Moon
12%
up
Dark places to watch the Southern Delta Aquariids in Montana
| Location | Type | Est. Bortle |
|---|---|---|
| Waterton-Glacier International Peace Park | Dark Sky Place | 1 |
| Medicine Rocks State Park | State Park | 1 |
| Missouri Headwaters State Park | State Park | 2 |
| Greycliff Prairie Dog Town State Park | State Park | 1 |
| Tongue River Reservoir State Park | State Park | 1 |
| Placid Lake State Park | State Park | 2 |
| Hell Creek Recreational Area | State Park | 1 |
| Thompson Falls State Park | State Park | 1 |
| Sluice Boxes State Park | State Park | 2 |
| Yellow Bay State Park | State Park | 2 |
FAQ
What time should I watch the Southern Delta Aquariids in Montana?
Around 3:40 AM local time on the peak night, but any time between dusk and dawn can produce meteors.
Where can I see the Southern Delta Aquariids in Montana?
Dark, open places such as Waterton-Glacier International Peace Park, Medicine Rocks State Park, Missouri Headwaters State Park.