156/160 observing locations currentCoverage details

Forecasts are withheld individually when their recorded expiry is reached; other independently current areas remain available.

National comparisons: Sunday night, September 13-14. Other current local nights remain available on their place pages and map.

Each place changes to its coming night at natural dawn. Next forecast renewal is due by 2026-09-14T07:47:11.406Z.

State forecasts are available for 46 of 50 states. The map includes 146 current forecast areas and withholds 4 unavailable areas. The next currently available identity expires at 2026-09-14T09:00:00.000Z.

Boston, MA — unavailable: The model could not support an observing window from the complete current-night inputs. No forecast score is published.
Billings, MT — unavailable: The model could not support an observing window from the complete current-night inputs. No forecast score is published.
Williston, ND — unavailable: The model could not support an observing window from the complete current-night inputs. No forecast score is published.
Newport, RI — unavailable: The model could not support an observing window from the complete current-night inputs. No forecast score is published.
Massachusetts — unavailable: This state forecast is unavailable because at least one of its three regional forecasts is withheld. See the affected region for its reason.
Montana — unavailable: This state forecast is unavailable because at least one of its three regional forecasts is withheld. See the affected region for its reason.
North Dakota — unavailable: This state forecast is unavailable because at least one of its three regional forecasts is withheld. See the affected region for its reason.
Rhode Island — unavailable: This state forecast is unavailable because at least one of its three regional forecasts is withheld. See the affected region for its reason.

Stargazing map

National and state stargazing map

The Star Window map helps you compare broad stargazing conditions across supported areas, then move into a state or curated destination for a more specific forecast. Use it to narrow where conditions look more promising. The map does not turn a forecast area into a verified observing site, parking area, or access recommendation.

Vancouver, WA Stargazing score map

Scope: Washington view

Layer: Stargazing score | Mode: Tonight | Forecast updated Sep 13

Last checked for selected area: Sep 14, 12:46 AM PDT | updated 33 minutes ago

Update details

UTC timestamp: Monday, Sep 14, 2026, 7:46 AM UTC

Vancouver, WA decision

Vancouver, WASunday night, September 13-14General stargazingForecast V2

Action: Recheck near Vancouver, WA

NightSunday night, September 13-14

FreshnessSep 14, 12:46 AM PDT | updated 33 minutes ago

Stargazing score66

Best windowMon, 1:00 AM PDT-Mon, 5:30 AM PDT

ConfidenceModerate confidence forecast

Main limiterCloud cover

Saves on this device.

Forecast-zone details and other actions

Forecast coordinate: Near zone:wa:141:45.6303,-122.6400

This forecast zone is not a destination or access recommendation.

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State buttons remain available while the map loads.

Stargazing score legend and methodology

The stargazing score summarizes supported conditions for the selected local night.

State colors are broad planning signals, not site-level guarantees. Use location pages before travel.

National view is state-first. State scope reveals local markers.

Poor conditions (0-54)Borderline conditions (55-67)Borderline conditions (68-79)Good conditions (80-89)Good conditions (90-100)Unavailable

Forecast areas

Forecast areas summarize regional conditions, not individual observing sites. Confirm access and local rules with official sources before leaving.

Turn the map into a stargazing decision

Compare where conditions are strongest tonight, then drill into a state view for local execution and final go/no-go timing.

Check tonight's forecast View national forecast Astronomy events calendar Stargazing event hub Check local Milky Way timing Milky Way season calendar

Forecast-zone detail links

Washington forecast areas for Sunday night, September 13-14

Vancouver, WA

Open the current stargazing forecast for this forecast area.

View forecast zone

Seattle, WA

Open the current stargazing forecast for this forecast area.

View forecast zone

Spokane, WA

Open the current stargazing forecast for this forecast area.

View forecast zone

Guides Linked To Map Decisions

When map signals are mixed, use these practical guides

How to Choose a Good Public Stargazing Spot Bortle Scale for Stargazing: What Each Class Really Means How to Read a Stargazing Forecast Stargazing From Cities and Suburbs All stargazing guides

Location trust data

Access details are still being collected

Use map scores for tonight's forecast. Check posted access, parking, and local safety before traveling.

Journey From Map To Action

Use this sequence when conditions are borderline

Pick event constraints first Compare state forecasts Check access + safety guide