AuroraMeteo
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G1Peak 21 March 1993 at 12:00 UTC

Northern Lights on 21 March 1993 (Kp 5.3): Where They Were Visible

Kp reached 5.3. At that level the edge of the auroral oval reaches about 55.8° magnetic latitude, so the aurora could be seen low on the horizon down to roughly 51.3°. Activity stayed at storm level (Kp 5 or more) for 6 hours.

03579 G1 G3 Sat 20 Mar 09:00 UTC · Kp 4.67 Sat 20 Mar 12:00 UTC · Kp 4.00 Sat 20 Mar 15:00 UTC · Kp 3.67 Sat 20 Mar 18:00 UTC · Kp 2.67 Sat 20 Mar 21:00 UTC · Kp 2.33 Sun 21 Mar 00:00 UTC · Kp 3.00 Sun 21 Mar 03:00 UTC · Kp 4.33 Sun 21 Mar 06:00 UTC · Kp 3.67 Sun 21 Mar 09:00 UTC · Kp 5.00 Sun 21 Mar 12:00 UTC · Kp 5.33 Sun 21 Mar 15:00 UTC · Kp 4.00 Sun 21 Mar 18:00 UTC · Kp 3.33 Sun 21 Mar 21:00 UTC · Kp 3.33 Mon 22 Mar 00:00 UTC · Kp 3.67 Mon 22 Mar 03:00 UTC · Kp 3.33 Mon 22 Mar 06:00 UTC · Kp 4.00 Mon 22 Mar 09:00 UTC · Kp 4.33 Mon 22 Mar 12:00 UTC · Kp 3.33 Sun 21 MarMon 22 Mar
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

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

CountryPlacesExamplesFurthest from the pole
United States 360 Seattle, Milwaukee, Minneapolis, Saint Paul Aberdeen
Canada 192 Toronto, Calgary, Edmonton, Winnipeg Hamilton
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

720 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.

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