Aurora Borealis in Alta

Norway · 69.97°, 23.27° · geomagnetic 67.1° · needs Kp 3

Tonight's aurora forecast for Alta

15%

Peak chance of a visible display tonight, from the same model the Revon app runs. Alta needs Kp 3, and tonight the forecast peaks at Kp 3.3. That is on the threshold rather than over it, so cloud and moonlight will decide the night.

Tonight Sun 09 Aug
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Get the full 30-night forecast in Revon

Updated 2026-08-09 18:23 UTC

Local aurora guide for Alta

Alta is located at 67.1° geomagnetic latitude. Auroras are often visible at this latitude when the Kp index reaches 3.

On average, there are 96.4 nights per year suitable for aurora viewing in Alta. This is based on historical data spanning from 2016 to 2026.

The best months for aurora viewing in Alta are October, February, and March. During these months, the nights are dark enough to potentially see the aurora.

Alta experiences periods with no full darkness from April through September. Additionally, January and December are characterized by polar night conditions.

Alta has a Bortle scale rating of 6, indicating moderate light pollution. However, areas 9 km east-north-east of Alta are rated Bortle 4, suggesting darker skies.

Notable features for viewing include the headlands of Naustneset and Kjeldeneset, the hills of Storvikkjerringa, the mountain Kalkneset, and the fjord of Rafsbotn.

Several viewpoints are located near Alta, including Altaelva, Utsiktspunktet i Hjemmeluft, Lille Raipas, Utsiktspunkt på Skoddevarre, and Utsiktspunkt ved Stivannet.

Nature reserves in the vicinity include Latharimoen naturreservat, Tverrelvdalen naturreservat, Isberglia naturreservat, Vassbotndalen naturreservat, and Goskamark naturreservat.

There have been 122 verified aurora sightings reported within 300 km of Alta between 2015 and 2016.

The historical data indicates that nights with Kp values of 3 or higher occurred on March 26, 2026 (Kp 3.0), March 24, 2026 (Kp 5.0), March 23, 2026 (Kp 5.0), March 22, 2026 (Kp 6.67), and March 21, 2026 (Kp 6.0).

Sources: Revon location dataset · Revon analysis of NOAA planetary Kp · Solar declination and hour-angle calculation · Falchi 2016 World Atlas of artificial night sky brightness · GeoNames (CC BY 4.0) · OpenStreetMap contributors · Aurorasaurus verified positive reports

Know when it is worth going outside

Revon watches the Alta forecast and pushes an alert when the odds for tonight clear your threshold — no checking, no guessing.

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Nearby towns

Forecasts for places within reach of Alta.