AuroraMeteo

G2Peak 14 May 1991 at 15:00 UTC

Northern Lights on 14 May 1991 (Kp 5.7): Where They Were Visible

Kp reached 5.7. At that level the edge of the auroral oval reaches about 55.2° magnetic latitude, so the aurora could be seen low on the horizon down to roughly 50.7°. Activity stayed at storm level (Kp 5 or more) for 12 hours.

03579 G1 G3 Mon 13 May 06:00 UTC · Kp 3.33 Mon 13 May 09:00 UTC · Kp 5.00 Mon 13 May 12:00 UTC · Kp 5.00 Mon 13 May 15:00 UTC · Kp 4.33 Mon 13 May 18:00 UTC · Kp 4.67 Mon 13 May 21:00 UTC · Kp 2.67 Tue 14 May 00:00 UTC · Kp 1.00 Tue 14 May 03:00 UTC · Kp 3.33 Tue 14 May 06:00 UTC · Kp 4.67 Tue 14 May 09:00 UTC · Kp 5.33 Tue 14 May 12:00 UTC · Kp 4.67 Tue 14 May 15:00 UTC · Kp 5.67 Tue 14 May 18:00 UTC · Kp 3.67 Tue 14 May 21:00 UTC · Kp 3.67 Wed 15 May 00:00 UTC · Kp 2.67 Wed 15 May 03:00 UTC · Kp 2.33 Wed 15 May 06:00 UTC · Kp 2.67 Wed 15 May 09:00 UTC · Kp 2.67 Wed 15 May 12:00 UTC · Kp 1.67 Wed 15 May 15:00 UTC · Kp 1.00 Tue 14 MayWed 15 May
Kp 0–3 Kp 4 Kp 5–6 (G1–G2) Kp 7+ (G3+) Times in UTC; faded bars are forecasts.

Three-hourly Kp from GFZ, one day either side of the storm.

Where the aurora could be seen

557 towns on our list had enough activity while it was dark there. Cloud cover is not included.

CountryPlacesExamplesFurthest from the pole
United States 272 Seattle, Minneapolis, Saint Paul, Anchorage Pendleton
Canada 269 Montreal, Calgary, Ottawa, Edmonton Sooke
New Zealand 9 Dunedin, Invercargill, Mosgiel, Wānaka Wānaka
Australia 7 Hobart, Launceston, Devonport, Burnie Burnie
Based on each place's Kp threshold (terrain included) and the Sun's position during each 3-hour Kp block.

Only in photos

1,311 more towns could have caught a faint red or green glow low on the horizon with a phone or camera.

Whether the aurora was actually seen also depended on the weather. Use this as a guide to where it was possible.

← 13 May 1991 · 17 May 1991 →