Live aurora forecast

Northern lights in Gore tonight

Southland, South Island, New Zealand · 57° magnetic latitude · Kp 3 threshold

Aurora visibility · Gore
1/9
Unlikely tonight

Kp 1 is well below the Kp 3 threshold needed for aurora to be visible from Gore.

QuietStormExtreme
Threshold
Kp 3
Magnetic latitude
~57°S
Bz ↓ south
- nT
Solar wind
- km/s
Density
- p/cm³
Cloud
-
Conditions right now: - Kp + Bz + solar wind + cloud + moon

Updated: 20 Jul, 12:59 UTC

7-day outlook for Gore

Today
20 Jul
1
Quiet
Tomorrow
21 Jul
3
Possible
Wed
22 Jul
3
Possible
Thu
23 Jul
3
Possible
Fri
24 Jul
3
Possible
Sat
25 Jul
3
Possible
Sun
26 Jul
3
Possible

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

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What Kp is needed here?

Gore sits at a magnetic latitude of approximately 57°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 3 before the auroral oval expands far enough north to be visible from here.

At Kp 3, visibility is possible from Gore 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 Gore

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

Dolamore Park

Get directions ↗
Bortle Class 2-3 - Excellent dark sky 15 km southwest of Gore - approximately 15 minute drive

A scenic reserve in the Hokonui Hills southwest of Gore, known for mature podocarp forest and native birds. At night the park is dark and quiet. The elevated terrain above the Mataura River valley gives a wider southern horizon than the valley floor. The park is open all hours and has a car park accessible by sealed road. Bortle Class 2-3 conditions from the ridgeline above the trees. Gore's light dome is to the northeast, leaving the south and southwest sky largely unaffected. At Kp 3, aurora australis appears above the southern skyline from the elevated positions within the reserve. Dolamore is within reach of Invercargill, Gore, and Dunedin as a dark sky base.

Hokonui Hills ridgeline

Get directions ↗
Bortle Class 2 - Excellent dark sky 20 km southwest of Gore - approximately 20 minute drive

The Hokonui Hills west of Gore rise to 500-600 m above the Southland Plains. The ridgeline gives an elevated open sky with 360° views above the valley haze. At night the hills are dark - no settlement on the ridgeline and minimal glow from Gore to the northeast and Invercargill to the west. The southern horizon from the hills extends across the Southland Plains toward Foveaux Strait. At Kp 3, aurora australis appears on the southern horizon, above the flat farmland silhouette. Access is via Dolamore Park Road and unsealed hill tracks. Standard vehicle on the main hill road; 4WD advised for summit tracks.

Mataura River flats, Mandeville

Get directions ↗
Bortle Class 2-3 - Excellent dark sky 10 km north of Gore - approximately 10 minute drive

The flat Mataura River farming country north of Gore gives an open southern horizon with Bortle Class 2-3 conditions. Pull off on rural roads near Mandeville or Riversdale for positions with minimal obstructions in any direction. The flat Southland Plains here give a lower horizon than the Hokonui Hills positions, but less driving distance from Gore. At Kp 3, aurora australis appears above the flat southern skyline. The main limitation is wind and frost on open country nights - dress accordingly. The Mandeville airfield area north of Gore has an especially open sky in all directions.

When to go

Best time to see the aurora australis in Gore

Gore's aurora australis season runs from April through August, centred on the southern winter when nights are longest and darkest. The equinox months of March and September bring a boost in geomagnetic activity. Summer months bring too much twilight for aurora to show at this latitude.

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.

October through February brings persistent twilight that washes out the aurora australis. Strong events during these months remain invisible because the sky never gets dark enough.

Up to 8 locations

Gore

New Zealand

Unlikely
Kp 1 need Kp 3
Checking darkness…
Invercargill

New Zealand

Unlikely
Kp 1 need Kp 2-3
Checking darkness…
Dunedin

New Zealand

Unlikely
Kp 1 need Kp 4-5
Checking darkness…
The odds

How often does the aurora appear in Gore?

Average nights per month the Kp reached Gore's threshold of 3+, from 15 years of geomagnetic data (2010–2024).

10.2Jan
11.2Feb
13.6Mar
12.4Apr
10.7May
9Jun
10.1Jul
12.3Aug
13.2Sep
12.8Oct
10.3Nov
9.3Dec

Counts the Kp 3+ 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 Gore

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

1st
March
13.6
avg aurora nights
Stay 3+ nights for 80% chance
2nd
September
13.2
avg aurora nights
Stay 3+ nights for 80% chance
3rd
October
12.8
avg aurora nights
Stay 4+ nights for 80% chance

Best window

The August to October window averages 38 aurora nights - the strongest consecutive stretch of the year.

How long to stay

For your best chance in March, plan at least 3 nights.

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.

Questions

Common questions about aurora in Gore

Can you see aurora australis from Gore?
Yes. Gore sits at 57°S magnetic latitude in Southland, with a Kp 3 threshold from south-facing dark sites. At this latitude, aurora australis is detectable on nights of moderate geomagnetic activity. Dolamore Park (15 km southwest) gives Bortle Class 2-3 sky in the Hokonui Hills. The Southland Plains north of Gore give open flat-horizon positions at Bortle Class 2-3 with minimal driving. As NZ's southernmost inland town of its size, Gore benefits from the same latitude advantage as Invercargill.
What Kp is needed for aurora at Gore?
Kp 3 from Dolamore Park and the Hokonui Hills. At 57°S magnetic latitude, Gore is comparable to Te Anau and Fiordland in threshold. Kp 3 events occur regularly during active solar periods - several times per month at solar maximum. This gives Gore more aurora nights per year than Queenstown (Kp 4-5) or Christchurch (Kp 5). The Southland Plains north of Gore have Bortle Class 2-3 sky in all directions.
How does Gore compare to Invercargill for aurora?
Both sit at around 57-58°S magnetic latitude and share a Kp 3 threshold. Invercargill has a marginally lower threshold (Kp 2-3) due to its slightly more southerly position and south-facing ocean sites at Oreti Beach and Bluff. Gore is 50 km northeast of Invercargill - effectively at the same magnetic latitude, with dark inland positions rather than coastal ones. For aurora watching from Gore, Dolamore Park gives a comparable sky quality to Oreti Beach, but the horizon is slightly interrupted by the Hokonui Hills to the west rather than being open ocean.
Where is the best dark sky site near Gore?
Dolamore Park (15 km southwest) is the closest designated dark sky area and gives Bortle Class 2-3 from elevated terrain in the Hokonui Hills. The Hokonui Hills ridgeline further west gives Bortle Class 2 from higher ground. For the simplest flat-horizon dark sky, the Southland Plains north of Gore around Mandeville give Bortle Class 2-3 with open southern horizon and minimal driving. All three face south toward the Southland Plains and Foveaux Strait beyond.
When is the best time for aurora at Gore?
May to August for the longest dark nights. Gore at 46.1°S geographic gets around 15 hours of darkness in mid-winter. Southland weather is variable, with cloud from the Southern Ocean. The Southland Plains and eastern Southland can be clear when the Fiordland coast and Invercargill are clouded. The September equinox is statistically the most geomagnetically active period. Gore's inland position means it can be clearer than the coast - check MetService site-specific forecasts and compare Gore against Invercargill on any given night.
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