Aurora Borealis in Longfield
United Kingdom · 51.40°, 0.30° · geomagnetic 53.2° · needs Kp 7
Tonight's aurora forecast for Longfield
1%
Peak chance of a visible display tonight, from the same model the Revon app runs. Longfield 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 10:36 UTC
Local aurora guide for Longfield
Longfield is at 53.2° geomagnetic latitude.
Auroras visible at this latitude require a Kp 7 or higher.
On average, there are 2.7 nights per year with aurora potential.
The best months for aurora viewing in Longfield are September, August, and November.
June and July experience too much daylight for full darkness.
Longfield has a Bortle scale rating of 7.
Areas with Bortle 4 conditions are located 50 km east-north-east.
Nearby terrain includes hills and parks to the north and west.
Bean Hill is a hill located 3.5 km north of Longfield.
Bluewater park is 5.2 km north-north-west of Longfield.
Stone Ness headland is 6.0 km north-north-west of Longfield.
There have been 46 verified aurora sightings reported within 300 km of Longfield between 2015 and 2016.
The period from 2016 to 2026 has recorded several nights with high Kp values, including Kp 7.0 on March 20, 2026, and Kp 8.67 on January 19, 2026, and November 11, 2025.
Sources: 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 Longfield 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 Longfield.