Auroras (northern lights) in Philadelphia — Nov 12, 2025
Probability of northern lights in Philadelphia
Information as of 2025-11-12 23:57 (end of day) local time in Philadelphia
1 %
Philadelphia
Aurora intensity index
Auroral intensity index and the theoretically possible latitude of observations for nighttime in the Western Hemisphere as of 2025-11-12 23:57 (end of day) local time
Northern lights (auroras) over North America
Changes from 2025-11-12 to 2025-11-13 UTC
Northern lights (auroras) in the northern hemisphere
Changes from 2025-11-12 to 2025-11-13 UTC
Probability of northern lights (auroras) in cities of United States
Information as of 2025-11-12 23:57 (end of day) local time in Philadelphia
0 %
Washington
2 %
New York
4 %
Chicago
1 %
Philadelphia
12 %
Seattle
3 %
Detroit
5 %
Portland
3 %
Boston
6 %
Madison
31 %
Bismarck
8 %
Olympia
19 %
Helena
16 %
Saint Paul
100 %
Fairbanks
66 %
Anchorage
83 %
Juneau
28 %
Hooper Bay
57 %
Nome
80 %
Kotzebue
87 %
Utqiagvik
32 %
Bethel
82 %
Cordova
Polar auroras over the past 2 days
Changes in the auroral intensity index from 2025-11-11 to 2025-11-12 local time
