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Aurora over Adelaide — tonight's forecast

Live geomagnetic conditions vs what Adelaide, Australia actually needs to see the aurora australis (southern lights).

⚪ Unlikely tonight

Current activity is below what this location needs — enable an alert and we'll ping you when a storm changes that.

Kp now

3.33

Tonight's max (forecast)

2.67

Adelaide needs

Kp 7.8

Geomagnetic lat.

-45.5°

Live data: NOAA SWPC planetary K-index · refreshes every 30 min · get a free storm alert

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Aurora over Adelaide needs Kp 7.8. We email you the moment tonight's forecast reaches it — free.

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What it takes to see the aurora australis (southern lights) from Adelaide

Aurora visibility is set by your geomagnetic latitude — your position relative to Earth's magnetic pole, not the geographic one. Adelaide sits at -45.5° geomagnetic. The auroral oval hovers near 66° in quiet conditions and expands toward the equator as geomagnetic storms strengthen: roughly 2° per step of the Kp index. For Adelaide only severe storms (Kp 7.8+) — a few nights per solar cycle, like the May 2024 superstorm — bring the aurora into view low on the southern horizon.

How to actually catch it

  • Get away from city lights with a clear view of the southern horizon — light pollution is the #1 killer of borderline displays.
  • Best window: 22:00–02:00 local time; best seasons: around the equinoxes, and dark winter months at high latitudes.
  • Your camera sees more than your eyes: a 5-10s phone night-mode exposure reveals green/red glow invisible to the naked eye.
  • Storms spike with little warning — get a free storm alert and check Aurora forecast when Kp jumps.

FAQ

Can you see the aurora from Adelaide?

Yes, when geomagnetic activity is strong enough. Adelaide sits at geomagnetic latitude -45.5°, which means the aurora becomes visible on the southern horizon at roughly Kp 7.8 — only during severe geomagnetic storms.

What Kp index does Adelaide need for aurora?

About Kp 7.8. The auroral oval sits near 66° geomagnetic latitude in quiet conditions and pushes roughly 2° toward the equator with each Kp step; Adelaide's geomagnetic latitude is -45.5°. You don't need the oval directly overhead — NOAA notes the aurora can be seen on the horizon from up to 1000 km away, so this figure allows a conservative 5° (2.5 Kp) of that viewing distance.

When is the best time to see the aurora?

Around local midnight (22:00–02:00), on dark clear nights away from city lights, and statistically around the equinoxes (March/April and September/October). Solar maximum — happening now — delivers the most storms.

Aurora forecasts for cities near Adelaide

This city elsewhere on Cosmik

More from the sky over Adelaide

The aurora isn't the only show: the ISS passes over Adelaide on a predictable schedule, the Sun's live flare level tells you when the next storm is brewing, and Cosmik's live 3D map shows everything in orbit right now.

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