Probability of aurora in Denver
Probability of aurora in Denver
Probability of aurora as of end of day, April 30, 2026, Denver time
0 %
Denver
Aurora intensity index
Auroral intensity index as of the end of April 30, 2026, Denver time
Aurora over North America
Changes in the auroral oval on April 30, 2026 in United States, Coordinated Universal Time (UTC)
Aurora in the northern hemisphere
Changes in the auroral oval on April 30, 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 April 30, 2026.
0 %
Washington
0 %
New York
0 %
Chicago
0 %
Philadelphia
1 %
Seattle
0 %
Detroit
0 %
Portland
0 %
Boston
1 %
Madison
3 %
Bismarck
1 %
Olympia
2 %
Helena
2 %
Saint Paul
18 %
Fairbanks
7 %
Anchorage
10 %
Juneau
4 %
Hooper Bay
8 %
Nome
13 %
Kotzebue
21 %
Utqiagvik
4 %
Bethel
9 %
Cordova
Aurora intensity over 2 days
Changes in the auroral intensity index from April 29 to 30, 2026, Denver time