Probability of aurora in Portland
Probability of aurora in Portland
Probability of aurora as of end of day, April 3, 2025, Portland time
1 %
Portland
Aurora intensity index
Auroral intensity index as of the end of April 3, 2025, Portland time
Aurora over North America
Changes in the auroral oval on April 3, 2025 in United States, Coordinated Universal Time (UTC)
Aurora in the northern hemisphere
Changes in the auroral oval on April 3, 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 April 3, 2025.
0 %
Washington
0 %
New York
0 %
Chicago
0 %
Philadelphia
2 %
Seattle
0 %
Detroit
1 %
Portland
0 %
Boston
1 %
Madison
5 %
Bismarck
1 %
Olympia
3 %
Helena
2 %
Saint Paul
28 %
Fairbanks
12 %
Anchorage
16 %
Juneau
6 %
Hooper Bay
12 %
Nome
20 %
Kotzebue
27 %
Utqiagvik
6 %
Bethel
15 %
Cordova
Aurora intensity over 2 days
Changes in the auroral intensity index from April 2 to 3, 2025, Portland time
Diary
- 12.11.2026 Space weather on November 12, 2026
- 11.11.2026 Space weather on November 11, 2026
- 10.11.2026 Space weather on November 10, 2026