Probability of aurora in Phoenix
Probability of aurora in Phoenix
Probability of aurora as of end of day, October 17, 2025, Phoenix time
0 %
Phoenix
Aurora intensity index
Auroral intensity index as of the end of October 17, 2025, Phoenix time
Aurora over North America
Changes in the auroral oval on October 17, 2025 in United States, Coordinated Universal Time (UTC)
Aurora in the northern hemisphere
Changes in the auroral oval on October 17, 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 17, 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
36 %
Fairbanks
15 %
Anchorage
19 %
Juneau
7 %
Hooper Bay
16 %
Nome
27 %
Kotzebue
36 %
Utqiagvik
7 %
Bethel
19 %
Cordova
Aurora intensity over 2 days
Changes in the auroral intensity index from October 16 to 17, 2025, Phoenix time