Stargazing map
National and state stargazing map
Search a state or supported location to compare forecast categories and local windows, then open its forecast for freshness, confidence and reported limits. Categories summarize the existing model and are not calibrated probabilities or a measure of total observing quality. The map does not turn a forecast area into a verified observing site, parking area, or access recommendation.
National Darkness suitability map
Scope: National view
Layer: Darkness suitability | Mode: Tonight | Forecast source cycle: Nov 1 (UTC)
Last checked for selected area: Nov 2, 12:23 PM UTC | updated 16 minutes ago
Update details
UTC timestamp: Monday, Nov 02, 2026, 12:23 PM UTC
Tonight decision
Select a state to see tonight's recommendation.
Use search, the state samples, or the map. This panel shows the forecast model category, supported window, confidence, and reported limiter—not a probability or complete sky-quality measurement.
Active map metric: Darkness suitability
Interactive U.S. map
State search works without loading the map.
Darkness suitability legend and methodology
Supported darkness suitability during the selected viewing window. It is not a Bortle class, SQM reading, or site-level darkness measurement.
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.
Turn the map into a stargazing decision
Compare supported model categories and local windows, then drill into a state view for local execution and current decision timing.
Compare cloud forecasts over the same time window. This does not rank overall stargazing quality.
Review state samples
State forecast samples from 2026-11-01
Use the States page to browse supported forecasts and direct state details. Its default order reflects the existing model output, not a calibrated comparison of observing quality.
Guides Linked To Map Decisions
When map signals are mixed, use these practical guides
Location trust data
Access details are still being collected
Use map model categories and reported forecast inputs for tonight. Check posted access, parking, and local safety before traveling.
Journey From Map To Action
Use this sequence when conditions are borderline