The Dalles.

The definitive guide to dark skies and celestial observation in The Dalles, OR. Verified using National Park Service and NASA Night Sky Network Clubs data.

Bortle Scale
2
Best Regional Reading
Sky Quality
21.6
SQM Zenith Value
Verified Sites
1
Community Vetted
Dark Sky Parks
2
IDA Certified Nearby

Quick Guide for The Dalles

  • Top Community Pick: cruise ship (~72.2 miles)
  • Best Scientific Reading: Bortle 4 at Burroughs Mountain
  • Local Experts: Rose City Astronomers
  • Verified Observations: 1 distinct spots

Searching for a clear window into the cosmos near The Dalles, OR? While enthusiasts often gather at cruise ship for its accessibility, scientific audits conducted by the National Park Service at Burroughs Mountain provide the most accurate reading of the regional sky quality, measuring at a Bortle 4. The local landscape of The Dalles offers several pockets of darkness that are perfect for deep-sky observation.

The Best Times for Stargazing in The Dalles

For the best results in The Dalles, aim for a ‘New Moon’ window. In these dark-sky conditions, the absence of moonlight allows the Milky Way to cast visible shadows.

Expert Tips for The Dalles Observers

Before heading out to cruise ship, we recommend arriving during civil twilight to scout the terrain safely. For the best views this location, try to observe targets when they are highest in the sky to minimize atmospheric interference. Local enthusiasts often frequent this spot, making it a great place to meet experienced observers. Regardless of your gear, allow 30 minutes for your eyes to fully dark-adapt.

Local Top Spots

Community-vetted locations known for clear horizons and accessibility for telescopes and astrophotography.

Active Viewing Spot Confidence: 67.5%

cruise ship

72.2 mi
Distance

" Standard Advice: Dress in layers as temperatures drop quickly after sunset. Use a red-light flashlight to preserve your night vision. "

Vancouver, WA NaN
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Scientific Audit

NPS Sky Measurements

Instrumented readings from the National Park Service Night Sky Program, providing the most accurate SQM and Bortle classifications.

Burroughs Mountain

Mount Rainier NP

21.28 SQM
Bortle Class 4

"Sky quality measurements were recorded at Burroughs Mountain in Mount Rainier NP on 8/13/2007. The site demonstrated a scientific darkness reading of 21.28 SQM."

Observation Date
8/13/2007
Elevation
1938m
Zenith Brightness
21.27

Carrol Rim Overlook

John Day Fossil Beds NM

21.6 SQM
Bortle Class 2

"Some smoke on horizon, but no noticable light domes or any light pollution. Slight brightening to NW. Began the evening with some clouds to the south and east which receeded. Smoke layer along horizon to south/SW and some to the north. Clear overhead. Slightly hazier than last night. Airglow may be prison to the northwest and southeast. Milky Way is easily seen with wonderful detail spans from southwest horizon below Sagitarrius overhead to northeast well beyond Cassiopia through Persius to horizon. Great rift is well defined, prancing horse is visible. Star clouds are bright! Milky Way is 23 degrees wide at Sagitarrius."

Observation Date
8/7/2015
Elevation
810m
Zenith Brightness
21.51

International Dark Sky Parks

Premier locations certified for their exceptional dark sky quality and commitment to light pollution mitigation.

IDA Certified Distance: 37.0 miles

Cottonwood Canyon State Park

Cottonwood Canyon State Park is a scenic and tranquil state park in North Central Oregon. Spanning over 16,000 acres of public land, Oregon’s second-largest…

Category
International Dark Sky Park
Certified
2024
Land Area
65 Sq. Km
Coordinates
45.4699, -120.4426
IDA Certified Distance: 52.9 miles

Antelope, Oregon

Located in the upper Antelope Valley of north-central Oregon, the city of Antelope lies along an ancient route connecting the John Day watershed to the Great…

Category
International Dark Sky Community
Certified
2024
Land Area
1.19 Sq. Km
Coordinates
44.9105, -120.7227

Local Astronomy Clubs

Connect with experts and fellow enthusiasts through local astronomical societies and community groups.

NASA Night Sky Club ID
#381

Rose City Astronomers

Portland, OR

NASA Night Sky Club ID
#531

Nightsky-45

Salem, OR