Auroras (northern lights) in Denver — Sep 14, 2025
Probability of northern lights in Denver
Information as of 2025-09-14 23:47 (end of day) local time in Denver
0 %
Denver
Aurora intensity index
Auroral intensity index and the theoretically possible latitude of observations for nighttime in the Western Hemisphere as of 2025-09-14 23:47 (end of day) local time
Northern lights (auroras) over North America
Changes from 2025-09-14 to 2025-09-15 UTC
Northern lights (auroras) in the northern hemisphere
Changes from 2025-09-14 to 2025-09-15 UTC
Probability of northern lights (auroras) in cities of United States
Information as of 2025-09-14 23:47 (end of day) local time in Denver
0 %
Washington
0 %
New York
1 %
Chicago
0 %
Philadelphia
3 %
Seattle
1 %
Detroit
1 %
Portland
0 %
Boston
2 %
Madison
8 %
Bismarck
2 %
Olympia
4 %
Helena
5 %
Saint Paul
41 %
Fairbanks
16 %
Anchorage
20 %
Juneau
7 %
Hooper Bay
17 %
Nome
30 %
Kotzebue
40 %
Utqiagvik
7 %
Bethel
21 %
Cordova
Polar auroras over the past 2 days
Changes in the auroral intensity index from 2025-09-13 to 2025-09-14 local time
