Aurora Borealis in Grande Prairie

Canada · 55.17°, -118.80° · geomagnetic 61.0° · needs Kp 5

Tonight's aurora forecast for Grande Prairie

47%

Peak chance of a visible display tonight, from the same model the Revon app runs. Grande Prairie needs Kp 5 to see anything at all, and tonight the forecast peaks at Kp 4.7. Short of the threshold, which is what most nights look like here.

Tonight Mon 07 Sep
47%
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Get the full 30-night forecast in Revon

Updated 2026-09-08 10:35 UTC

Local aurora guide for Grande Prairie

Grande Prairie is located at 61.0° geomagnetic latitude. Auroras are typically visible when the planetary Kp index reaches 5.

On average, there are 23.2 nights per year with conditions suitable for aurora viewing.

The best months for aurora viewing in Grande Prairie are September, March, and October.

During May, June, and July, there is no full darkness, which can impact viewing conditions.

Grande Prairie has a Bortle scale rating of 5, indicating a suburban sky. Areas with lower Bortle ratings, such as Bortle 4, can be found nearby.

For example, Bortle 4 conditions are available 27 km south-east near the Municipal District of Greenview, and Bortle 5 conditions are near the Hamlet of Clairmont, 10 km north-north-east.

Local terrain features include Crystal Lake to the north-east, Hughes Lake to the west-north-west, Richmond Hill to the west, Saskatoon Island Provincial Park to the west-north-west, and Kleskun Hill to the east-north-east.

Crystal Lake is located 3.5 km north-east of Grande Prairie.

Hughes Lake is situated 7.8 km west-north-west of the city.

Richmond Hill is a hill 11.2 km west of Grande Prairie. Saskatoon Island Provincial Park is 18.4 km west-north-west, and Kleskun Hill is a hill 19.3 km east-north-east.

There have been 5 verified aurora sightings reported within 300 km of Grande Prairie between 2015 and 2016.

The historical record shows viable aurora nights occurred on March 20-24, 2026, with Kp values ranging from 5.0 to 7.0.

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) · Aurorasaurus verified positive reports

Know when it is worth going outside

Revon watches the Grande Prairie 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 Grande Prairie.