Probability of aurora in Salem
Probability of aurora in Salem
Probability of aurora as of end of day, October 21, 2026, Salem time
0 %
Salem
Aurora intensity index
Auroral intensity index (2.5) as of the end of October 21, 2026, Salem time
Aurora over North America
Changes in the auroral oval on October 21, 2026 in United States, Coordinated Universal Time (UTC)
Aurora in the northern hemisphere
Changes in the auroral oval on October 21, 2026 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 21, 2026.
0 %
Washington
0 %
New York
0 %
Chicago
0 %
Philadelphia
1 %
Seattle
0 %
Detroit
0 %
Portland
0 %
Boston
0 %
Madison
3 %
Bismarck
0 %
Olympia
2 %
Helena
1 %
Saint Paul
26 %
Fairbanks
11 %
Anchorage
14 %
Juneau
5 %
Hooper Bay
13 %
Nome
20 %
Kotzebue
24 %
Utqiagvik
5 %
Bethel
14 %
Cordova
Aurora intensity over 2 days
Changes in the auroral intensity index from October 20 to 21, 2026, Salem time. Maximum — 5.1/10