Aurora Borealis in Bracknell
United Kingdom · 51.41°, -0.75° · geomagnetic 53.4° · needs Kp 7
Tonight's aurora forecast for Bracknell
1%
Peak chance of a visible display tonight, from the same model the Revon app runs. Bracknell 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 Bracknell
Bracknell is at a geomagnetic latitude of 53.4 degrees. Auroras are typically visible at this latitude during intense geomagnetic storms, which are classified as Kp 7 or higher.
On average, there are about 2.7 nights per year when conditions are suitable for aurora viewing in Bracknell. This is based on historical data spanning from April 2, 2016, to March 30, 2026.
The best months for aurora viewing in Bracknell are September, August, and November. These months offer a good balance of darkness and potential aurora activity.
During June and July, Bracknell experiences periods without full darkness, which can significantly reduce the chances of seeing the aurora.
Bracknell has a Bortle scale rating of 7, indicating significant light pollution. Areas with lower Bortle ratings offer darker skies.
Darker skies, rated Bortle 4, can be found approximately 103 km south of Bracknell. A Bortle 5 area is located about 58 km south-west, near Winchester.
Local features such as China Island (8.4 km east), Loddon Island (10.2 km north-west), Savil Garden (10.7 km east), Eton Dorney (10.8 km north-north-east), and Windsor Great Park (10.8 km east-north-east) may offer varied viewing conditions due to their proximity and terrain.
Nearby geographical features include China Island, located 8.4 km to the east of Bracknell. Loddon Island is situated 10.2 km north-west.
Further afield, Savil Garden is a park 10.7 km east, while Eton Dorney is a lake 10.8 km north-north-east.
Windsor Great Park, a park area, is located 10.8 km east-north-east of Bracknell.
Between January 1, 2015, and December 31, 2016, there were 56 verified aurora reports within a 300 km radius of Bracknell.
Notable historical aurora events, based on Kp index, 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). These dates are within the recorded span of April 2, 2016, to March 30, 2026.
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
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Nearby towns
Forecasts for places within reach of Bracknell.