Aurora Borealis in Southampton
United Kingdom · 50.90°, -1.40° · geomagnetic 53.0° · needs Kp 7
Tonight's aurora forecast for Southampton
1%
Peak chance of a visible display tonight, from the same model the Revon app runs. Southampton needs Kp 7 to see anything at all, and tonight the forecast peaks at Kp 4.9. Short of the threshold, which is what most nights look like here.
Get the full 30-night forecast in Revon
Updated 2026-09-08 10:35 UTC
Local aurora guide for Southampton
Southampton is at a geomagnetic latitude of 53.0°.
Auroras visible at Kp 7 occur approximately 2.7 nights per year.
This data is based on records from 2016 to 2026.
The best months for aurora viewing in Southampton are September, August, and November.
There is no full darkness during the months of June and July.
Southampton has a Bortle scale rating of 6.
A Bortle 4 sky is located 51 km south-south-west.
A Bortle 5 sky is located 15 km north-east near Winchester.
Bassett Avenue is a hill located 5.1 km north of Southampton.
Harefield is a hill located 5.3 km east-north-east of Southampton.
May's Island is an island located 13.2 km north-north-west of Southampton.
There are 40 verified aurora reports within 300 km of Southampton between 2015 and 2016.
The record span for viable nights is from 2016 to 2026.
There are approximately 2.7 viable nights per year.
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 Southampton forecast and pushes an alert when the odds for tonight clear your threshold — no checking, no guessing.
Nearby towns
Forecasts for places within reach of Southampton.