AuroraMeteo

G1Peak 2 September 2023 at 12:00 UTC

Northern Lights on 2 September 2023 at 12:00 UTC (Kp 5): Where They Were Visible

Kp reached 5. At that level the edge of the auroral oval reaches about 56.5° magnetic latitude, so the aurora could be seen low on the horizon down to roughly 52.0°. Activity stayed at storm level (Kp 5 or more) for 9 hours.

03579 G1 G3 Fri 1 Sept 06:00 UTC · Kp 2.67 Fri 1 Sept 09:00 UTC · Kp 3.00 Fri 1 Sept 12:00 UTC · Kp 3.33 Fri 1 Sept 15:00 UTC · Kp 2.67 Fri 1 Sept 18:00 UTC · Kp 2.67 Fri 1 Sept 21:00 UTC · Kp 1.33 Sat 2 Sept 00:00 UTC · Kp 3.33 Sat 2 Sept 03:00 UTC · Kp 4.33 Sat 2 Sept 06:00 UTC · Kp 4.67 Sat 2 Sept 09:00 UTC · Kp 4.67 Sat 2 Sept 12:00 UTC · Kp 5.00 Sat 2 Sept 15:00 UTC · Kp 4.33 Sat 2 Sept 18:00 UTC · Kp 4.33 Sat 2 Sept 21:00 UTC · Kp 5.33 Sun 3 Sept 00:00 UTC · Kp 5.33 Sun 3 Sept 03:00 UTC · Kp 3.67 Sun 3 Sept 06:00 UTC · Kp 4.33 Sun 3 Sept 09:00 UTC · Kp 3.33 Sun 3 Sept 12:00 UTC · Kp 3.33 Sat 2 SeptSun 3 Sept
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

1,153 towns on our list had enough activity while it was dark there. Cloud cover is not included.

CountryPlacesExamplesFurthest from the pole
Canada 622 Montreal, Calgary, Ottawa, Edmonton Saanich
United States 507 Minneapolis, Saint Paul, Anchorage, Spokane Sand Point
New Zealand 15 Dunedin, Invercargill, Mosgiel, Gore Oamaru
Australia 9 Hobart, Launceston, New Norfolk, Bellerive Launceston
Based on each place's Kp threshold (terrain included) and the Sun's position during each 3-hour Kp block.

Only in photos

2,685 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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