Aurora Borealis in Blackheath
United Kingdom · 51.46°, 0.01° · geomagnetic 53.3° · needs Kp 7
Tonight's aurora forecast for Blackheath
1%
Peak chance of a visible display tonight, from the same model the Revon app runs. Blackheath 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 Blackheath
Blackheath is at 53.3° geomagnetic latitude. Auroras visible here require a Kp of 7 or higher.
On average, there are 2.7 nights per year with conditions suitable for aurora viewing.
The historical record spans from April 2, 2016, to March 30, 2026.
The best months for aurora viewing in Blackheath are September, August, and November.
During June and July, there is no full darkness, which can impact viewing conditions.
Blackheath experiences Bortle 8 light pollution. A Bortle 4 sky is available 69 km to the east.
Near Braintree, 68 km to the north-northeast, skies are Bortle 5.
Local terrain includes Shooters Hill (4.3 km east), King George Park (5.9 km north-northeast), Beckton Alps (7.1 km north-northeast), Tripcock Point (7.5 km east-northeast), and Olympic Park (8.4 km north-northwest).
There have been 52 verified aurora reports within 300 km of Blackheath between January 1, 2015, and December 31, 2016.
Notable qualifying nights include March 20, 2026 (Kp 7.0), January 20, 2026 (Kp 7.67), January 19, 2026 (Kp 8.67), November 12, 2025 (Kp 7.33), and November 11, 2025 (Kp 8.67).
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 Blackheath 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 Blackheath.