Northern lights Nuuk tonight
Nuuk sits at 71°N magnetic latitude, inside the auroral oval. Kp 1 is the threshold from dark sky positions above the city or in the fjord. The Nuup Kangerlua fjord system gives aurora-over-iceberg conditions that no other aurora destination at this latitude can match. Best season: September to April.
Aurora visibility - Nuuk
Possible tonight
Kp 1 is at the threshold for Nuuk. Aurora may be visible from a dark site if cloud cover permits.
Current Kp
1
of 9
7-day outlook for Nuuk
Today
19 May
Tomorrow
20 May
Thu
21 May
Fri
22 May
Sat
23 May
Sun
24 May
Mon
25 May
Based on CME arrival predictions from NASA DONKI. Arrival times ±6 hours.
What Kp is needed here?
Nuuk sits at a magnetic latitude of approximately 71°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 1 before the auroral oval expands far enough south to be visible from here.
At Kp 1, visibility is possible from Nuuk 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 Nuuk
Light pollution is the biggest obstacle after cloud cover. These sites give you the best dark northern horizon within reach.
Lille Malene mountain
Get directions ↗A 790 m peak directly above Nuuk with a marked hiking trail from the road. The summit gives a panoramic view over the Nuup Kangerlua fjord system with no obstructions. At night the fjord glows with bioluminescence and aurora reflects in the dark water below. The route starts from the road west of the city. Snow-covered for much of the aurora season - crampons and poles recommended from October. The fjord walls and icecap in the distance make this Nuuk's best elevated dark sky position.
Nuup Kangerlua fjord boat trips
Get directions ↗Moving even 10 km into the fjord system takes you away from all city light. The fjord stretches 160 km into the icecap. Icebergs calve from glaciers at the inner fjord. At night in complete darkness the sky is Bortle Class 1 with no horizon obstruction. Several Nuuk operators run winter evening boat trips into the fjord for aurora watching. This is the most extraordinary aurora setting accessible from Nuuk - dark water, floating ice, icecap walls.
Qinngua valley
Get directions ↗The world's most northerly natural forest - a sheltered valley of birch and willow at 63°N - sits surprisingly close to Nuuk. The valley is dark, sheltered from wind, and faces open fjord to the north. Accessible in summer on foot; in winter a boat is required. A Nuuk operator can arrange charter boats to the valley mouth. Less known than the fjord aurora boat trips but gives a completely different foreground - sub-Arctic forest rather than open water.
Best time to see the northern lights in Nuuk
At 71°N magnetic latitude, Nuuk has one of the longest aurora seasons in the world. Meaningful darkness returns in late August and displays are possible on almost any clear night from September through March. Only the endless daylight of May, June, and July rules out viewing completely.
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 Nuuk's latitude.
May through July is effectively impossible for aurora viewing: the midnight sun keeps the sky bright around the clock at this latitude. No storm level, not even G5, can produce a visible display without astronomical darkness.
Related pages
Northern Lights Greenland
Greenland aurora hub - all locations.
Northern Lights Ilulissat Tonight
Ilulissat Icefjord - icebergs and aurora at 72°N.
Northern Lights Kangerlussuaq Tonight
Kangerlussuaq - clearest skies in Greenland.
Northern Lights Norway
Norway aurora hub - comparable latitudes.
What Is the Kp Index?
How Kp 1 triggers aurora inside the auroral oval.
Common questions
Northern lights from Nuuk and southwest Greenland.
