Aurora Borealis in Hook
United Kingdom · 51.37°, -0.31° · geomagnetic 53.3° · needs Kp 7
Tonight's aurora forecast for Hook
1%
Peak chance of a visible display tonight, from the same model the Revon app runs. Hook 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 Hook
Auroras are typically visible when the planetary Kp index reaches 7 or higher. At Hook's geomagnetic latitude of 53.3°, this level of activity is expected on an average of 2.7 nights per year.
These figures are based on data spanning from April 2, 2016, to March 30, 2026.
The best months for aurora viewing in Hook are September, August, and November. During these months, the duration of darkness is sufficient for potential aurora sightings.
However, June and July experience periods without full darkness, which may impact viewing opportunities.
Hook is situated in an area with a Bortle scale rating of 9, indicating significant light pollution. Darker skies, rated Bortle 4, are located approximately 92 km to the east.
Areas with Bortle 5 conditions are found about 72 km to the south-south-east, near Brighton.
Local terrain features include Boyle Farm Island to the north-north-west, Ravens Ait to the north, Hampton Court Park (Home Park) to the north-north-west, Beverley Park to the north-east, and the Kingston Hill Road area to the north-north-east.
Between January 1, 2015, and December 31, 2016, there were 45 verified aurora reports within a 300 km radius of Hook.
Notable qualifying nights with high Kp values 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 · Revon location dataset · 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 Hook 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 Hook.