State decision view

Oregon

Is Oregon good for stargazing tonight?

Yes. Oregon is worth planning around tonight, especially during Monday 11:00 PM-2:00 AM PDT.

Worth it tonight

Broad conditions score: 94 (Great)

Best window: Monday 11:00 PM-2:00 AM PDT

Broad score: 94

Main reason: Clear window with strong viewing conditions.

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Inspect North Region Oregon forecast zone for broad conditions, then verify an actual observing site's weather and access before leaving.

Regional forecast sample: North Region Oregon forecast zone. Use it to inspect a broad area, not as a ranked observing destination.

Why this score (94)

Clouds: 0%

Moon illumination: 79%

Broad darkness estimate: Darkness 95%

Light pollution: Low

Transparency: High

Light pollution note: Dark enough for faint targets.

Moon note: This is the statewide illuminated fraction, not a coordinate- and hour-specific interference percentage.

Confidence: High

Regional forecast samples in this state

Broad planning samples, not ranked observing destinations

Oregon map

Oregon state stargazing map

State map updated 2026-08-03

North Region Oregon forecast zone

Best window: Monday 11:00 PM-2:00 AM PDT

Regional darkness proxy: 92%

Clear skies

Central Region Oregon forecast zone

Best window: Monday 11:00 PM-2:00 AM PDT

Regional darkness proxy: 93%

Clear skies

South Region Oregon forecast zone

Best window: Monday 11:00 PM-2:00 AM PDT

Regional darkness proxy: 94%

Clear skies

State-level forecast

Plan the next seven nights

Updated Aug 3, 10:50 AM

Compare tonight with the six nights ahead. Later forecasts are useful for planning, but confidence can change as each night gets closer.

This view summarizes conservative conditions across the selected state. It is useful for comparing nights broadly, not for describing every city or observing site.

Monday, August 3 selected

VerdictWorth it tonight

Score94

Best windowMonday 11:00 PM-2:00 AM PDT

Main limiterClear window with strong viewing conditions.

ConfidenceHigh

The seven-night view supports planning, not certainty. Scores describe the verified forecast scope only; they do not include unverified access, terrain, smoke, seeing, transparency, horizon blockage or astronomy-target visibility.

Guides for this state

Practical reads before local execution

Oregon Stargazing Tonight | The Star Window