Northern lights in Sutherland tonight
Northern Cape, South Africa · 43° magnetic latitude · Kp 7–8 threshold
Kp 1 is well below the Kp 7–8 threshold needed for aurora to be visible from Sutherland.
7-day outlook for Sutherland
Based on CME arrival predictions from NASA DONKI. Arrival times ±6 hours.
auroratonight.space
What Kp is needed here?
Sutherland sits at a magnetic latitude of approximately 43°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 7–8 before the auroral oval expands far enough north to be visible from here.
At Kp 7–8, visibility is possible from Sutherland 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 Sutherland
Light pollution is the biggest obstacle after cloud cover. These sites give you the best dark southern horizon within reach.
South African Astronomical Observatory (SAAO)
Get directions ↗The SAAO Sutherland site sits at 1798 m on the Roggeveld Plateau in the Karoo. It is operated by the South African Astronomical Observatory, a national facility. The site hosts the Southern African Large Telescope (SALT) - the largest optical telescope in the southern hemisphere. The high altitude, low humidity, and minimal light pollution (Bortle 1-2) make this one of the best astronomical sites on Earth. The SAAO runs public nights and tours. During major geomagnetic storms, the site gives an exceptional aurora australis viewing position.
Tankwa Karoo National Park
Get directions ↗A remote national park in the Great Karoo, about 100 km northwest of Sutherland. The flat semi-desert landscape gives 360-degree sky access with zero light pollution. The park has limited facilities and rough access roads but gives some of the darkest skies in Africa. At 1000-1200 m elevation and hundreds of kilometres from any city, Bortle 1 conditions are achievable. The park is designated as a potential Dark Sky Reserve. During extreme geomagnetic storms, aurora australis extending to the south and southeast horizon would be visible from here.
Sutherland town surroundings
Get directions ↗The town of Sutherland itself (population ~2800) has minimal light pollution and the surrounding Roggeveld Plateau is flat and open. Driving 2-5 km south of town on the R354 gives dark sky positions with south-facing horizon across the Karoo. At 1450 m elevation and with no significant settlements for 60 km in any direction, Sutherland's immediate surroundings give usable aurora conditions without travelling to the SAAO site.
Best time to see the aurora australis in Sutherland
At 43°S magnetic latitude, Sutherland 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 South Africa aurora forecasts
Up to 8 locations
How often does the aurora appear in Sutherland?
Average nights per month the Kp reached Sutherland's threshold of 7+, from 15 years of geomagnetic data (2010–2024).
Counts the Kp 7+ threshold only - cloud cover and local darkness are not included.
Kp data: GFZ German Research Centre for Geosciences, CC BY 4.0
Plan your trip to Sutherland
Best window
The January to March window averages 0 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 January.
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 South Africa
South Africa aurora hub - extreme storm guide.
Read →Aurora Australis Cape Town
Cape Town - Cape Point, Kp 7-8 needed.
Read →Aurora Australis
Southern lights hub with live Kp forecast.
Read →What Is the Kp Index?
How Kp 7-8 translates to aurora visibility at 43°S.
Read →Northern Lights Viewing Tips
Dark site selection - same principles for aurora australis.
Read →Aurora photographs from Sutherland
Real photos sourced from Wikimedia Commons.
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