Live aurora forecast

Northern lights in Port Lincoln tonight

Eyre Peninsula, South Australia · 47° magnetic latitude · Kp 5-6 threshold

Aurora visibility · Port Lincoln
1/9
Unlikely tonight

Kp 1 is well below the Kp 5-6 threshold needed for aurora to be visible from Port Lincoln.

QuietStormExtreme
Threshold
Kp 5-6
Magnetic latitude
~47°S
Bz ↓ south
- nT
Solar wind
- km/s
Density
- p/cm³
Cloud
-
Conditions right now: - Kp + Bz + solar wind + cloud + moon

Updated: 12 Jul, 22:47 UTC

7-day outlook for Port Lincoln

Today
12 Jul
1
Quiet
Tomorrow
13 Jul
3
Quiet
Tue
14 Jul
3
Quiet
Wed
15 Jul
3
Quiet
Thu
16 Jul
3
Quiet
Fri
17 Jul
3
Quiet
Sat
18 Jul
3
Quiet

Based on CME arrival predictions from NASA DONKI. Arrival times ±6 hours.

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What Kp is needed here?

Port Lincoln sits at a magnetic latitude of approximately 47°S. The Kp index - a global measure of geomagnetic activity on a scale from 0 (quiet) to 9 (extreme storm), updated every 3 hours - needs to reach Kp 5-6 before the auroral oval expands far enough north to be visible from here.

At Kp 5-6, visibility is possible from Port Lincoln but skies need to be clear and dark. Cloud cover and light pollution remain the main obstacles even when Kp is high enough.

Plan your viewing

Best dark sky sites near Port Lincoln

Light pollution is the biggest obstacle after cloud cover. These sites give you the best dark southern horizon within reach.

Lincoln National Park

Get directions ↗
Bortle Class 3 - Rural sky 20 km south of Port Lincoln - approximately 25 minute drive

The peninsula south of Port Lincoln in Lincoln National Park gives south-facing ocean views with low light pollution. The park coastline faces onto Boston Bay and beyond to the open Southern Ocean. Donington Beach and the park's southern tip headlands give the clearest southern horizon. The park road is unsealed in places - check conditions before night driving. Light pollution from Port Lincoln is to the north. At Kp 5-6, aurora australis may appear as a low arc or green glow south and southwest over open water. The park is quiet at night and used primarily for camping.

Coffin Bay National Park

Get directions ↗
Bortle Class 3 - Rural sky 50 km northwest of Port Lincoln - approximately 45 minute drive

A coastal park facing south across the mouth of Coffin Bay and beyond to the open sea. The park has sheltered bays and exposed headlands. Avoid the sheltered inner bays and position on the outer coastline or elevated park tracks for the best southern horizon. Point Avoid and Almonta Beach face south-southwest with minimal obstructions. The drive requires care on unsealed sections. Coffin Bay township is small and generates minimal light. The park itself is dark - Bortle Class 3 on clear moonless nights.

Whalers Way

Get directions ↗
Bortle Class 3 - Rural sky 30 km south of Port Lincoln - approximately 30 minute drive plus permit

A private property on the southernmost tip of the Eyre Peninsula, accessed via a permit arrangement through Port Lincoln operators. The rugged cliff-top positions face directly south over the Southern Ocean with no artificial light in the southern arc. The clifftops give some of the most exposed Southern Ocean positions on the Eyre Peninsula. Access requires prior arrangement and a permit fee. Vehicles need to be capable of unsealed roads. The southern horizon is completely clear. Contact Port Lincoln tourism operators for current access arrangements before planning a visit.

When to go

Best time to see the aurora australis in Port Lincoln

At 47°S magnetic latitude, Port Lincoln sits at the outer edge of regular aurora australis territory. Only the southern winter months, May through July, occasionally bring storms powerful enough to push the oval this far north. Outside this window, there is insufficient darkness for aurora to be visible.

Activity peaks around the March and September equinoxes, when Earth's magnetic field geometry is most favourable for coupling with the solar wind. These windows produce the strongest aurora australis events of the year for observers at this latitude.

Outside May through July, twilight prevents aurora visibility even during significant geomagnetic storms. The season is short, but equinox months on either side of winter can extend it when timing is favourable.

Up to 8 locations

Port Lincoln

Australia

Unlikely
Kp 1 need Kp 5-6
Checking darkness…
Kangaroo Island

Australia

Unlikely
Kp 1 need Kp 6-7
Checking darkness…
Mount Gambier

Australia

Unlikely
Kp 1 need Kp 6-7
Checking darkness…
The odds

How often does the aurora appear in Port Lincoln?

Average nights per month the Kp reached Port Lincoln's threshold of 5+, from 15 years of geomagnetic data (2010–2024).

1.2Jan
1.3Feb
1.6Mar
1.4Apr
1.2May
1Jun
1.2Jul
1.4Aug
1.5Sep
1.5Oct
1.2Nov
1.1Dec

Counts the Kp 5+ threshold only - cloud cover and local darkness are not included.
Kp data: GFZ German Research Centre for Geosciences, CC BY 4.0

Make it happen

Plan your trip to Port Lincoln

Based on 15 years of geomagnetic data (2010–2024)

1st
March
1.6
avg aurora nights
Requires an extended stay
2nd
September
1.5
avg aurora nights
Requires an extended stay
3rd
October
1.5
avg aurora nights
Requires an extended stay

Best window

The August to October window averages 4 aurora nights - the strongest consecutive stretch of the year.

How long to stay

Aurora at this latitude requires patience - allow as many nights as possible during March.

Aurora activity peaks at the March and September equinoxes in both hemispheres. This is driven by the angle of Earth's magnetic field relative to the solar wind, not by local seasons. Winter months at this latitude offer longer dark nights for observing, but March and September average the highest number of aurora nights in the historical data.

From the community

Aurora photographs from Port Lincoln

Real photos sourced from Wikimedia Commons.

Aurora over Port LincolnAurora over Port Lincoln
Aurora over Port LincolnAurora over Port Lincoln
Aurora over Port LincolnAurora over Port Lincoln
Aurora over Port LincolnAurora over Port Lincoln
Aurora over Port LincolnAurora over Port Lincoln
Aurora over Port LincolnAurora over Port Lincoln
Questions

Common questions about aurora in Port Lincoln

Can you see aurora australis from Port Lincoln?
Yes, during moderate geomagnetic storms. Port Lincoln sits at 47°S magnetic latitude at the southern tip of the Eyre Peninsula, with direct Southern Ocean exposure from Lincoln National Park and Coffin Bay. Kp 5-6 is needed from the best south-facing positions. The Eyre Peninsula is a practical aurora location for observers in South Australia, with darker skies than Adelaide and a southerly coastal position. Aurora australis has been visible from the region during G2-G3 storm events.
What Kp is needed for aurora at Port Lincoln?
Kp 5-6 from Lincoln National Park and the outer Coffin Bay coastline. At 47°S magnetic latitude, Port Lincoln is comparable to Albany in Western Australia for aurora threshold. The advantage over more northern SA locations is the peninsula geography - the Eyre Peninsula extends south into open ocean, giving better southern horizon access than inland positions at similar magnetic latitudes.
Where are the best dark sky sites near Port Lincoln?
Lincoln National Park (20 km south) is the closest accessible dark site with south-facing ocean exposure. Coffin Bay National Park (50 km northwest) gives headland positions facing the open sea. Whalers Way (30 km south, permit required) reaches the southernmost cliff-top positions on the peninsula. All three have Bortle Class 3 conditions and clear southern horizons. The key is to position on the outer coast rather than in sheltered bays.
When is the best time for aurora in Port Lincoln?
May to August for the longest dark nights. Port Lincoln at 34.7°S geographic has around 12 hours of darkness in mid-winter. The September equinox is statistically the most active geomagnetic period. The Eyre Peninsula has relatively low cloud frequency in winter compared to the wetter southeast of South Australia. Monitor space weather forecasts and check Bureau of Meteorology cloud cover before driving to the park.
How does Port Lincoln compare to Kangaroo Island for aurora?
Port Lincoln at 47°S magnetic latitude has a lower Kp threshold than Kangaroo Island (42°S magnetic, Kp 6-7). The Eyre Peninsula extends further south magnetically, making Port Lincoln the better aurora base of the two. Both are isolated from Adelaide's light dome. Kangaroo Island has the famous Remarkable Rocks as a foreground, but Port Lincoln's Lincoln National Park headlands and Whalers Way offer comparably dramatic coastal positions.
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