Probability of aurora in Portland
Probability of aurora in Portland
Probability of aurora as of end of day, May 26, 2026, Portland time
0 %
Portland
Aurora intensity index
Auroral intensity index as of the end of May 26, 2026, Portland time
Aurora over North America
Changes in the auroral oval on May 26, 2026 in United States, Coordinated Universal Time (UTC)
Aurora in the northern hemisphere
Changes in the auroral oval on May 26, 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 May 26, 2026.
0 %
Washington
0 %
New York
0 %
Chicago
0 %
Philadelphia
1 %
Seattle
0 %
Detroit
0 %
Portland
0 %
Boston
0 %
Madison
3 %
Bismarck
1 %
Olympia
2 %
Helena
1 %
Saint Paul
18 %
Fairbanks
8 %
Anchorage
11 %
Juneau
4 %
Hooper Bay
9 %
Nome
14 %
Kotzebue
20 %
Utqiagvik
4 %
Bethel
10 %
Cordova
Aurora intensity over 2 days
Changes in the auroral intensity index from May 25 to 26, 2026, Portland time