Auroras (northern lights) in Philadelphia — Oct 30, 2025
Probability of northern lights in Philadelphia
Information as of 2025-10-30 23:49 (end of day) local time in Philadelphia
0 %
Philadelphia
Aurora intensity index
Auroral intensity index and the theoretically possible latitude of observations for nighttime in the Western Hemisphere as of 2025-10-30 23:49 (end of day) local time
Northern lights (auroras) over North America
Changes from 2025-10-30 to 2025-10-31 UTC
Northern lights (auroras) in the northern hemisphere
Changes from 2025-10-30 to 2025-10-31 UTC
Probability of northern lights (auroras) in cities of United States
Information as of 2025-10-30 23:49 (end of day) local time in Philadelphia
0 %
Washington
1 %
New York
1 %
Chicago
0 %
Philadelphia
5 %
Seattle
1 %
Detroit
2 %
Portland
1 %
Boston
3 %
Madison
14 %
Bismarck
3 %
Olympia
9 %
Helena
7 %
Saint Paul
53 %
Fairbanks
27 %
Anchorage
35 %
Juneau
10 %
Hooper Bay
23 %
Nome
34 %
Kotzebue
43 %
Utqiagvik
12 %
Bethel
34 %
Cordova
Polar auroras over the past 2 days
Changes in the auroral intensity index from 2025-10-29 to 2025-10-30 local time
