Auroras (northern lights) in Philadelphia — Dec 10, 2025
Probability of northern lights in Philadelphia
Information as of 2025-12-10 23:55 (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 2025-12-10 23:55 (end of day) local time
Northern lights (auroras) over North America
Changes from 2025-12-10 to 2025-12-11 UTC
Northern lights (auroras) in the northern hemisphere
Changes from 2025-12-10 to 2025-12-11 UTC
Probability of northern lights (auroras) in cities of United States
Information as of 2025-12-10 23:55 (end of day) local time in Philadelphia
0 %
Washington
0 %
New York
1 %
Chicago
0 %
Philadelphia
3 %
Seattle
1 %
Detroit
1 %
Portland
1 %
Boston
2 %
Madison
11 %
Bismarck
2 %
Olympia
6 %
Helena
6 %
Saint Paul
33 %
Fairbanks
18 %
Anchorage
23 %
Juneau
6 %
Hooper Bay
14 %
Nome
21 %
Kotzebue
27 %
Utqiagvik
7 %
Bethel
23 %
Cordova
Polar auroras over the past 2 days
Changes in the auroral intensity index from 2025-12-09 to 2025-12-10 local time
