Aurora forecast alert

Greenland northern lights forecast: Kp 5.3 on September 24

NOAA forecasts a Kp 5.3 peak for September 24. Clouds and darkness decide local visibility, so use the live city forecast before travelling.

By AuroraMe Space Weather Desk Published Sep 22, 2026, 03:21 CET/CEST Updated Sep 22, 2026, 10:06 CET/CEST Forecast window 2026-09-24, around Sep 24, 02:00 GMT-1 in Narsarsuaq
Aurora forecast for September 24 WATCH

NOAA forecasts a Kp 5.3 peak for September 24; check the live city forecast and clouds before making a viewing plan.

Kp peak 5.3 Storm-level activity
Best window Sep 24, 02:00 GMT-1 Local time
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Quick answer

NOAA forecasts Kp 5.33 at 03:00–06:00 UTC on September 24, a G1 geomagnetic-storm level. Greenland city visibility can differ with clouds and darkness, so check the live forecast for your location before heading out.

City forecast

City forecast — 2026-09-24

Country City Forecast window Visibility call Cloud risk
Greenland Narsarsuaq Sep 24, 02:00–05:00 GMT-1 Watch Check live cloud layer
Greenland Qaqortoq Sep 24, 02:00–05:00 GMT-1 Watch Check live cloud layer
Greenland Prins Christian Sund Sep 24, 02:00–05:00 GMT-1 Watch Check live cloud layer
Greenland Ilulissat Sep 24, 02:00–05:00 GMT-1 Watch Check live cloud layer
Greenland Aasiaat Sep 24, 02:00–05:00 GMT-1 Watch Check live cloud layer
Greenland Danmarkshavn Sep 24, 03:00–06:00 GMT Watch Check live cloud layer
Greenland Savissivik Sep 24, 00:00–03:00 ADT Watch Check live cloud layer
Greenland Qaanaaq Sep 24, 00:00–03:00 ADT Watch Check live cloud layer
Where to go

Countries and cities in the aurora zone

NOAA northern hemisphere aurora forecast map
AuroraMe combines Kp with OVATION and local visibility factors to produce city forecasts.
Plan around your city

This alert names cities so you can use the viewing window listed for your location.

NOAA’s 3-day forecast, issued September 22 at 00:30 UTC, places its Kp 5.33 peak at 03:00–06:00 UTC on September 24. That is 02:00–05:00 GMT-1 in Narsarsuaq, Qaqortoq, Ilulissat and Aasiaat.

Cloud cover and local darkness determine whether that geomagnetic forecast becomes a visible display. Check the live forecast for the Greenland city where you plan to observe before travelling.

What to do

What to do — 2026-09-24

1

Check your live city forecast and cloud conditions before leaving.

2

Choose a dark viewing spot with an open sky for your city's listed window.

3

Save your city in AuroraMe and enable the aurora alert.

Forecast basis

Sources and live checks

NOAA SWPC’s 3-day forecast was issued September 22 at 00:30 UTC; this brief also uses AuroraMe’s 72-hour city forecast, OVATION and local visibility factors.