Auroras (northern lights) in San Antonio
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Probability of northern lights in San Antonio
Forecast for 2026-01-20 04:36 local time in San Antonio
0 %
San Antonio
Aurora intensity index
Auroral intensity index and theoretically possible latitude of observations for nighttime in the Western Hemisphere
Northern lights (auroras) over North America
Forecast for 2026-01-20 04:36 local time in San Antonio
[ Click on the image to see changes over the past 24 hours ]
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Northern lights (auroras) in the northern hemisphere
Forecast for 2026-01-20 04:36 local time in San Antonio
[ Click on the image to see changes over the past 24 hours ]
| API: JSON | TXT | HTML | high resolution |
Probability of northern lights (auroras) in cities of United States
Forecast for 2026-01-20 04:36 local time in San Antonio
0 %
Washington
1 %
New York
3 %
Chicago
0 %
Philadelphia
14 %
Seattle
3 %
Detroit
5 %
Portland
1 %
Boston
6 %
Madison
42 %
Bismarck
8 %
Olympia
19 %
Helena
16 %
Saint Paul
100 %
Fairbanks
100 %
Anchorage
100 %
Juneau
100 %
Hooper Bay
100 %
Nome
100 %
Kotzebue
100 %
Utqiagvik
100 %
Bethel
100 %
Cordova
Polar auroras over the past 2 days
Changes and hourly forecast of the auroral intensity index from 2026-01-19 to 2026-01-20
