Probability of aurora in Phoenix
Probability of aurora in Phoenix
Probability of aurora as of end of day, October 3, 2025, Phoenix time
0 %
Phoenix
Aurora intensity index
Auroral intensity index as of the end of October 3, 2025, Phoenix time
Aurora over North America
Changes in the auroral oval on October 3, 2025 in United States, Coordinated Universal Time (UTC)
Aurora in the northern hemisphere
Changes in the auroral oval on October 3, 2025 in the northern hemisphere, Coordinated Universal Time (UTC)
Probability of aurora in cities of United States
Estimated probabilities for cities in United States as of end of day October 3, 2025.
0 %
Washington
0 %
New York
0 %
Chicago
0 %
Philadelphia
2 %
Seattle
0 %
Detroit
1 %
Portland
0 %
Boston
1 %
Madison
6 %
Bismarck
1 %
Olympia
3 %
Helena
3 %
Saint Paul
39 %
Fairbanks
17 %
Anchorage
21 %
Juneau
9 %
Hooper Bay
19 %
Nome
30 %
Kotzebue
38 %
Utqiagvik
8 %
Bethel
21 %
Cordova
Aurora intensity over 2 days
Changes in the auroral intensity index from October 2 to 3, 2025, Phoenix time