Aurora forecast alert

Canada northern lights forecast: Kp 5.3 late on September 23 local time

NOAA’s September 24 UTC forecast has a Kp 5.3 peak late on September 23 in much of Canada. Clouds and darkness decide local visibility.

Aurora forecast for September 24 UTC WATCH

NOAA forecasts a Kp 5.3 peak at 03:00–06:00 UTC on September 24, late on September 23 in much of Canada; check the live city forecast before travelling.

Kp peak 5.3 Storm-level activity
Best window Sep 23, 22:00 CDT 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. That falls late on September 23 in much of Canada, and clouds and darkness decide local visibility, so check your live city forecast before heading out.

City forecast

City forecast — 2026-09-24

Country City Forecast window Visibility call Cloud risk
Canada Thompson Sep 23, 22:00–Sep 24, 01:00 CDT Watch Check live cloud layer
Canada Rankin Inlet Sep 23, 22:00–Sep 24, 01:00 CDT Watch Check live cloud layer
Canada Fort McMurray Sep 23, 21:00–Sep 24, 00:00 MDT Watch Check live cloud layer
Canada Prince Albert Sep 23, 21:00–Sep 24, 00:00 CST Watch Check live cloud layer
Where to go

Countries and cities in the aurora zone

Possible aurora watch

Canada

ThompsonRankin InletFort McMurrayPrince Albert
Forecast window
2026-09-24, around Sep 23, 22:00 CDT
Move
Choose a nearby dark spot with an open view only after checking your city’s live forecast. NOAA’s September 24 UTC peak falls late on September 23 in much of Canada.
NOAA northern hemisphere aurora forecast map
AuroraMe combines Kp with OVATION and local visibility factors to turn the broader aurora forecast into city viewing calls.
Your city sets the plan

The listed cities share NOAA’s September 24 UTC geomagnetic forecast.

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 late on September 23 in much of Canada.

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

What to do

What to do — 2026-09-24

1

Check your live city forecast for current odds and clouds.

2

Choose a nearby dark spot with an open view.

3

Use your city's listed local time and save it in AuroraMe for an 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.