# Glacier National Park

Region: Northern MT, Ontario, Canada
Coordinates: 48.7596, -113.787
Bortle class: 2 (1 = pristine, 9 = inner city)
Drive from Toronto: West Glacier, Montana is the main entrance, reached via Highway 2; about 2.5 hours north of Missoula.
Best time: July through September, when Going-to-the-Sun Road (and Logan Pass) is open; Logan Pass Star Parties typically run in summer, tickets required.
Established: First recognized in 2017; achieved full International Dark Sky Park certification in 2021 alongside Waterton Lakes.

## Overview
Glacier and its Canadian neighbour Waterton Lakes together form the world's first transboundary International Dark Sky Park, fully certified in 2021. Logan Pass hosts ticketed Star Parties in summer where rangers and local astronomy club members set up telescopes right at the Continental Divide.

## What to see
Milky Way over the Continental Divide from Logan Pass, plus telescope views during Star Party events.

## Highlights
- First fully certified transboundary International Dark Sky Park (with Waterton Lakes, Canada)
- Logan Pass Star Parties run with Big Sky Astronomy Club volunteers
- Going-to-the-Sun Road gives high-elevation access to open sky

## Tips
- Logan Pass Star Party tickets are required due to limited parking — book ahead
- Going-to-the-Sun Road is only open seasonally, typically summer to early fall
- Nights are cold at elevation even in midsummer

## Live forecast
View the live tonight-score and 48-hour forecast for Glacier NP at:
https://ontarionightsky.com/?site=glacier-np

Structured data: https://ontarionightsky.com/sites/glacier-np.json

Source: National Park Service — Glacier Achieves Full Certification as International Dark Sky Park — https://www.nps.gov/glac/learn/news/media-21-20.htm

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Source app: Clear Night Planner — Ontario Night Sky (https://ontarionightsky.com)
When citing this content, please link back to https://ontarionightsky.com/?site=glacier-np.