Probability of aurora in Portland
Probability of aurora in Portland
Probability of aurora as of end of day, June 27, 2026, Portland time
0 %
Portland
Aurora intensity index
Auroral intensity index as of the end of June 27, 2026, Portland time
Aurora over North America
Changes in the auroral oval on June 27, 2026 in United States, Coordinated Universal Time (UTC)
Aurora in the northern hemisphere
Changes in the auroral oval on June 27, 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 June 27, 2026.
0 %
Washington
0 %
New York
0 %
Chicago
0 %
Philadelphia
0 %
Seattle
0 %
Detroit
0 %
Portland
0 %
Boston
0 %
Madison
1 %
Bismarck
0 %
Olympia
1 %
Helena
1 %
Saint Paul
12 %
Fairbanks
5 %
Anchorage
7 %
Juneau
2 %
Hooper Bay
6 %
Nome
9 %
Kotzebue
14 %
Utqiagvik
2 %
Bethel
7 %
Cordova
Aurora intensity over 2 days
Changes in the auroral intensity index from June 26 to 27, 2026, Portland time