Aurora Borealis in Bray
Ireland · 53.20°, -6.10° · geomagnetic 56.0° · needs Kp 7
Tonight's aurora forecast for Bray
13%
Peak chance of a visible display tonight, from the same model the Revon app runs. Bray 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 Bray
Bray is located at 56.0° geomagnetic latitude. Auroras are typically visible at this latitude when the geomagnetic activity reaches Kp 7.
On average, there are approximately 2.7 nights per year in Bray where conditions are suitable for aurora viewing.
Records of aurora viewing potential in this region span from April 2, 2016, to March 30, 2026.
The best months for aurora viewing in Bray are September, August, and November.
During May, June, and July, there is no full darkness, which can impact viewing opportunities.
Bray experiences a Bortle 5 sky brightness. Areas with Bortle 4 conditions are located 23 km south-south-east of Bray.
Additional Bortle 5 areas are found 8 km north-east of Bray.
Notable features around Bray include Carrickgollogan hill to the west-north-west, Killiney Bay to the north, Killiney Hill to the north, Sorrento Point to the north, and Dalkey Island to the north.
Geographic features near Bray include Carrickgollogan, a hill located 4.2 km west-north-west.
Killiney Bay is a bay situated 6.4 km north of Bray.
Killiney Hill is a hill 7.0 km north of Bray, and Sorrento Point is a headland 7.4 km north. Dalkey Island is an island located 7.6 km north of Bray.
There have been 126 verified aurora reports within 300 km of Bray between January 1, 2015, and December 31, 2016.
The period from 2016 to 2026 has recorded several nights with significant geomagnetic activity.
These 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 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 Bray 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 Bray.