Auroras (northern lights) in Calgary — May 16, 2025
Probability of northern lights in Calgary
Information as of 2025-05-16 23:46 (end of day) local time in Calgary
10 %
Calgary
Aurora intensity index
Auroral intensity index and the theoretically possible latitude of observations for nighttime in the Western Hemisphere as of 2025-05-16 23:46 (end of day) local time
Northern lights (auroras) over North America
Changes from 2025-05-16 to 2025-05-17 UTC
Northern lights (auroras) in the northern hemisphere
Changes from 2025-05-16 to 2025-05-17 UTC
Probability of northern lights (auroras) in cities of Canada
Information as of 2025-05-16 23:46 (end of day) local time in Calgary
1 %
Ottawa
1 %
Toronto
2 %
Montreal
3 %
Vancouver
10 %
Calgary
22 %
Edmonton
1 %
Hamilton (Canada)
2 %
Quebec
18 %
Winnipeg
1 %
Kitchener
19 %
Saskatoon
14 %
Red deer
22 %
Salluit
28 %
Arviat
40 %
Yellowknife
25 %
Whitehorse
40 %
Thompson
13 %
Prince george
19 %
Rankin Inlet
17 %
Iqaluit
32 %
Inuvik
4 %
Cambridge Bay
Polar auroras over the past 2 days
Changes in the auroral intensity index from 2025-05-15 to 2025-05-16 local time
