Northern lights in Jökulsárlón tonight
South-East Iceland · 64° magnetic latitude · Kp 3 threshold
Kp 1 is well below the Kp 3 threshold needed for aurora to be visible from Jökulsárlón.
7-day outlook for Jökulsárlón
Based on CME arrival predictions from NASA DONKI. Arrival times ±6 hours.
auroratonight.space
What Kp is needed here?
Jökulsárlón sits at a magnetic latitude of approximately 64°N. 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 south to be visible from here.
At Kp 3, visibility is possible from Jökulsárlón 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 Jökulsárlón
Light pollution is the biggest obstacle after cloud cover. These sites give you the best dark northern horizon within reach.
Jökulsárlón glacial lagoon
Get directions ↗The lagoon itself is one of the world's great aurora foregrounds. Blue-white icebergs calved from Breiðamerkurjökull glacier float on the dark water. The lagoon faces north. Completely dark after sunset - the nearest settlement is kilometres away.
Diamond Beach
Get directions ↗The black sand beach where icebergs wash ashore from Jökulsárlón, just south of the lagoon. The contrast of glowing icebergs on black sand under a green aurora sky is one of the most photographed scenes in Iceland. Accessible directly from the Ring Road car park.
Skaftafell National Park
Get directions ↗About 60 km west of Jökulsárlón, within Vatnajökull National Park. The dark heath and glacier views give open sky facing north. The campsite and visitor centre area are good starting points. No light pollution for tens of kilometres in any direction.
Best time to see the northern lights in Jökulsárlón
Jökulsárlón's aurora season runs from late September through to March, when nights are long enough for truly dark skies. The equinox months, September and March, bring a natural boost in geomagnetic activity, making them statistically the best of the season. Summer months bring too much twilight for aurora to be visible at this latitude.
Activity peaks around the September and March equinoxes, when Earth's magnetic field geometry is most favourable for coupling with the solar wind. Events during these two windows tend to produce the strongest displays of the year for observers at Jökulsárlón's latitude.
April through August brings persistent astronomical twilight that washes out aurora completely. Even strong events (Kp 6+) remain invisible during this period because the sky never gets dark enough.
Other Iceland aurora forecasts
Up to 8 locations
How often does the aurora appear in Jökulsárlón?
Average nights per month the Kp reached Jökulsárlón's threshold of 3+, from 15 years of geomagnetic data (2010–2024).
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
Plan your trip to Jökulsárlón
Best window
The September to November window averages 36 aurora nights - the strongest consecutive stretch of the year.
How long to stay
For your best chance in March, plan at least 3 nights.
Related pages
Northern Lights Iceland
Iceland-wide aurora forecast hub.
Read →Northern Lights Vík Tonight
Vík and Reynisfjara black sand beach - 130 km west on the Ring Road.
Read →Northern Lights Reykjavik Tonight
Reykjavik - 5 hours west on the Ring Road.
Read →Northern Lights Photography
Camera settings for the glacial lagoon and Diamond Beach.
Read →What Is the Kp Index?
What Kp 3 means for viewing at 64°N magnetic latitude.
Read →Northern Lights Bucket List
Jökulsárlón glacier lagoon is the most photographed aurora composition on Earth.
Read →Planning your aurora trip
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