Aurora australis Warrnambool tonight
Warrnambool sits at 47°S magnetic latitude on the Great Ocean Road coast and needs Kp 5-6 for aurora australis. Cape Otway (90 km east) and the Twelve Apostles at Port Campbell give the best south-facing cliff-top positions along one of Australia's most dramatic coastlines. Face south. Peak season: May to August.
Aurora visibility - Warrnambool
Unlikely tonight
Kp 1 is well below the Kp 5-6 threshold needed for aurora to be visible from Warrnambool.
Current Kp
1
of 9
7-day outlook for Warrnambool
Today
28 May
Tomorrow
29 May
Sat
30 May
Sun
31 May
Mon
1 Jun
Tue
2 Jun
Wed
3 Jun
Based on CME arrival predictions from NASA DONKI. Arrival times ±6 hours.
What Kp is needed here?
Warrnambool 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 Warrnambool but skies need to be clear and dark. Cloud cover and light pollution remain the main obstacles even when Kp is high enough.
Best dark sky sites near Warrnambool
Light pollution is the biggest obstacle after cloud cover. These sites give you the best dark southern horizon within reach.
Cape Otway lighthouse area
Get directions ↗Cape Otway is the southernmost point of mainland Australia accessible by road along the Great Ocean Road. The lighthouse at 90 m above sea level faces directly south onto Bass Strait and the Southern Ocean beyond. The surrounding national park - Otway National Park - has minimal light pollution. The approach roads through the Otways are dark. Position near the lighthouse car park or on the cleared headland facing south. At Kp 5-6, aurora australis appears south of due south. The lighthouse is heritage-listed and the area is well maintained. The drive along the Great Ocean Road is scenic by day and navigable at night with care.
Port Campbell National Park
Get directions ↗Port Campbell and the Twelve Apostles area face south along the Great Ocean Road. The clifftop viewpoints above the Twelve Apostles give elevated southern horizon with ocean below. At night, the tourist infrastructure is unlit and the position is dark relative to the stacks. Port Campbell township is small and generates minimal glow. The Gibson Steps beach, accessible on foot, gives a sea-level position at the base of the cliffs with a clear southern horizon. At Kp 5-6, aurora australis appears low to the south from the clifftop platforms.
Tower Hill Wildlife Reserve
Get directions ↗An extinct volcano crater west of Warrnambool, now a wildlife reserve. The crater rim gives an elevated position above the surrounding plains. The interior of the crater is dark and faces south. Warrnambool's light dome is to the east, which affects the southeastern horizon but leaves the southwest and due south relatively unaffected. The reserve road is sealed and accessible at night. Emus and koalas use the reserve - drive slowly. The elevated crater rim gives better southern horizon than positions in flat terrain at the same distance from town.
Best time to see the aurora australis in Warrnambool
At 47°S magnetic latitude, Warrnambool 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.
Other Australia aurora forecasts
← Australia overviewCompare nearby locations
Up to 4 locations
How often does aurora appear in Warrnambool?
Average nights per month when Kp reaches 5+ - based on 15 years of data
Best month
March
Average aurora nights per year
16
Kp threshold
5+
Based on 15 years of geomagnetic data (2010-2024). Shows nights when Kp reached 5+ at any point in the day - cloud cover and local darkness not included. Months with no astronomical darkness show zero.
Kp data: GFZ German Research Centre for Geosciences, CC BY 4.0
Plan your trip to Warrnambool
Based on 15 years of geomagnetic data
March
1.6
avg aurora nights
Requires an extended stay
September
1.5
avg aurora nights
Requires an extended stay
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.
Related pages
Aurora Australis Australia
Australia aurora hub with current Kp status.
Aurora Australis Victoria
Victoria overview - Wilson's Promontory, Great Ocean Road, Victorian Alps.
Aurora Australis Melbourne
Melbourne - Point Nepean and Wilson's Promontory, Kp 7.
Aurora Australis in Australia
Complete guide to aurora australis in Australia - where, when, and what Kp.
What Is the Kp Index?
How Kp 5-6 translates to aurora visibility at 47°S magnetic.
Aurora photographs from Warrnambool

Aurora australis over Warrnambool
Charlie Brewer from Sydney, Australia · CC BY-SA 2.0 · Source

Aurora australis over Warrnambool
Crew Earth Observations team at Johnson Space Center · Public domain · Source

Aurora australis over Warrnambool
Crew Earth Observations team at Johnson Space Center · Public domain · Source

Aurora australis over Warrnambool

Aurora australis over Warrnambool

Aurora australis over Warrnambool
Common questions
Aurora australis from Warrnambool - Cape Otway, Twelve Apostles, and when to go.