Probability of aurora in Thunder bay
Probability of aurora in Thunder bay
Probability of aurora as of end of day, September 7, 2026, Thunder bay time
4 %
Thunder bay
Aurora intensity index
Auroral intensity index (1.9) as of the end of September 7, 2026, Thunder bay time
Aurora over North America
Changes in the auroral oval on September 7, 2026 in Canada, Coordinated Universal Time (UTC)
Aurora in the northern hemisphere
Changes in the auroral oval on September 7, 2026 in the northern hemisphere, Coordinated Universal Time (UTC)
Probability of aurora in cities of Canada
Estimated probabilities for cities in Canada as of end of day September 7, 2026.
1 %
Ottawa
1 %
Toronto
1 %
Montreal
0 %
Vancouver
3 %
Calgary
6 %
Edmonton
0 %
Hamilton (Canada)
2 %
Quebec
5 %
Winnipeg
0 %
Kitchener
6 %
Saskatoon
4 %
Red deer
19 %
Salluit
24 %
Arviat
21 %
Yellowknife
7 %
Whitehorse
20 %
Thompson
3 %
Prince george
19 %
Rankin Inlet
13 %
Iqaluit
15 %
Inuvik
5 %
Cambridge Bay
Aurora intensity over 2 days
Changes in the auroral intensity index from September 6 to 7, 2026, Thunder bay time. Maximum — 6.9/10