1. North Region Pennsylvania
Best window: Monday 11:00 PM-1:00 AM EDT
Clear skies
State stargazing forecast
Pennsylvania
Worth it tonight
Tonight score: 94 (Great)
Best window: Monday 11:00 PM-1:00 AM EDT
Main reason: Clear window with strong viewing conditions.
More planning links
How to use this state page
Use the statewide signal first, then compare ranked locations below before traveling. For final execution, open the state-scoped map and city pages before leaving so you can verify late shifts in limiting factors.
Best locations in Pennsylvania tonight
Best places to check tonight
2. Central Region Pennsylvania
Best window: Monday 11:00 PM-1:00 AM EDT
Clear skies
3. South Region Pennsylvania
Best window: Monday 11:00 PM-1:00 AM EDT
Clear skies
Best nights this week
Pennsylvania planning strip
Great 90-100Good 80-89Conditional 68-79Borderline 55-67Skip 0-54
Thursday
94Great
Friday
93Great
Saturday
91Great
Sunday
89Good
Monday
87Good
Tuesday
92Great
Wednesday
93Great
FAQ
Pennsylvania planning basics
Is tonight good for stargazing in Pennsylvania?
Current run suggests a strong window if you stay inside the best-time range.
Where should I check next?
View the state map and city pages to compare local conditions, darkness, and short-window risk before travel.