Clear Sky Charts in Pennsylvania
Warning: Transparency may be innacurate because of forest fires. Check the smoke map

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Only non-private charts in Pennsylvania shown: 150 of 5538 in North America.
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New Jersey
New York
West Virginia

How to read this map

This map shows where astronomy-specific weather forecasts, or "clear sky charts", are available. The colors of the markers indicate amount of light pollution there (colors defined here). You can: