Northern lights Mývatn tonight
Mývatn sits at 65°N magnetic latitude in North Iceland, giving aurora activity at Kp 2 - the same threshold as Akureyri, 100 km to the west. What sets Mývatn apart is the combination of a genuinely dark Bortle Class 2 sky and a set of volcanic foregrounds found nowhere else: lake reflections from the pseudocrater shoreline, black lava pillars at Dimmuborgir, and steaming geothermal vents on the Námafjall ridge. The village of Reykjahlíð has accommodation but minimal light pollution, and all three main photography spots are within 10 minutes by car.
Aurora visibility - Mývatn
Low chance tonight
Kp 1 is below the threshold for Mývatn. Activity would need to rise to Kp 2 before aurora could reach this latitude.
Current Kp
1
of 9
7-day outlook for Mývatn
Today
21 May
Tomorrow
22 May
Sat
23 May
Sun
24 May
Mon
25 May
Tue
26 May
Wed
27 May
Based on CME arrival predictions from NASA DONKI. Arrival times ±6 hours.
What Kp is needed here?
Mývatn sits at a magnetic latitude of approximately 65°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 2 before the auroral oval expands far enough south to be visible from here.
At Kp 2, visibility is possible from Mývatn 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 Mývatn
Light pollution is the biggest obstacle after cloud cover. These sites give you the best dark northern horizon within reach.
Mývatn lake north shore
Get directions ↗The north shore of Mývatn offers a flat lake surface that mirrors the aurora on calm nights, turning the water into a second sky. Volcanic pseudocraters dot the shoreline, giving textured foregrounds that are unusual even by Icelandic standards. The north shore road runs close to the water with minimal development, and the lake faces directly across open sky to the north. Reykjahlíð village is small enough that its lights have little effect beyond a few hundred metres. On still autumn nights the reflection can be as bright as the aurora itself.
Dimmuborgir lava formations
Get directions ↗Dimmuborgir is a field of black lava pillars, arches, and hollow towers formed when an ancient lava lake drained and its surface cooled unevenly. The formations rise up to 10 metres, creating dramatic silhouettes against any aurora overhead. The site has a well-signed car park and several short walking paths through the pillars. At night the formations are completely dark and the sky is Bortle 2 in all directions. The open landscape east of the pillars faces north without obstruction. Few places in Iceland offer this combination of geological foreground and accessible dark sky so close to accommodation.
Námafjall geothermal ridge
Get directions ↗Námafjall is a geothermal ridge on the eastern side of Mývatn where sulphur vents, boiling mud pools, and steam columns remain active year-round. At night the landscape glows faintly from the vent heat, with wisps of steam rising against any aurora above. The H.S. Orka car park at the ridge base is accessible and free. Walking the ridge in darkness requires care on the marked paths - the ground is unstable between the venting areas. The steaming foreground is unlike anywhere else in Iceland and the ridge position is open to the north. Bring a head torch and warm layers; the sulphur smell is strong but harmless.
Best time to see the northern lights in Mývatn
At 65°N magnetic latitude, Mývatn 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 Mývatn'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
Iceland aurora overview
Aurora forecasts for all major Iceland locations, with Kp thresholds and dark sky guidance.
Akureyri aurora forecast
Northern lights forecast for Akureyri, 100 km west of Mývatn on the same magnetic latitude.
Húsavík aurora forecast
Aurora forecast for Húsavík, North Iceland's whale-watching town on Skjálfandi bay.
Northern lights photography guide
Camera settings, composition, and practical advice for photographing the aurora borealis.
What is the Kp index?
A plain-language explanation of the Kp index and how to use it to plan an aurora trip.
Common questions
Aurora viewing and photography at Mývatn - thresholds, dark sky spots, and getting there from Akureyri.