Northern Lights Forecast — Grótta Lighthouse, Iceland
Closest escape from city light — a lighthouse point with open northern horizon.
Tonight · Grótta
Not likely tonight
Darkness falls at 18:45, but tonight looks quiet.
- Kp index
- 0.0
- Aurora probability
- 2%
- Cloud cover
- 1%
- Moon
- 26% lit
Dark sky window 18:45 – 07:55 (13 h 10 min of true darkness)
13/100
Your next nights
7-night outlook for Grótta
| Night | Verdict | Score | Cloud | Moon | Confidence |
|---|---|---|---|---|---|
| Tonight | Not likely | 13 | 0% | 25% | forecast |
| Thu 5 Nov | Not likely | 0 | 83% | 17% | forecast |
| The remaining 5 nights of your trip live in the app — get Aurora Iceland. | |||||
Hunting from Grótta this week?
The Aurora Iceland app adds hour-by-hour best windows and directions to every dark spot — both free — plus wake-me-up alerts and tonight’s ranked best spots on the 14-day Aurora Pass. One payment covers your whole trip.