Aurora Borealis in Ascot
United Kingdom · 51.41°, -0.67° · geomagnetic 53.4° · needs Kp 7
Tonight's aurora forecast for Ascot
1%
Peak chance of a visible display tonight, from the same model the Revon app runs. Ascot 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.
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Updated 2026-09-08 10:36 UTC
Local aurora guide for Ascot
The aurora borealis is visible at Ascot when the geomagnetic activity reaches Kp 7 or higher. This level of activity occurs on an average of 2.7 nights per year.
Ascot is located at 53.4° geomagnetic latitude. This latitude is favorable for viewing auroras when they occur.
The best months for aurora viewing in Ascot are September, August, and November. These months offer a good balance of darkness and potential aurora activity.
During June and July, there is not enough full darkness to observe the aurora, even if activity is high.
Ascot experiences Bortle 7 conditions, indicating significant light pollution. For darker skies, Bortle 4 conditions are available 104 km south-south-west, and Bortle 5 conditions are found near Winchester, 61 km south-west.
The horizon to the east is marked by China Island (3.2 km), Virginia Water (5.0 km), and Savil Garden (5.7 km). To the north-east, Windsor Great Park (7.3 km) and Magna Carta Island (8.7 km) are notable features.
East of Ascot, the landscape includes China Island, a body of water known as Virginia Water, and Savil Garden. These are located within a few kilometers.
Further to the north-east, Windsor Great Park and Magna Carta Island are also situated within a short distance.
Between 2015 and 2016, 55 verified aurora sightings were reported within 300 km of Ascot. The period from 2016 to 2026 has recorded several nights with significant geomagnetic activity.
Notable qualifying nights include March 20, 2026 (Kp 7.0), January 20, 2026 (Kp 7.67), and January 19, 2026 (Kp 8.67). Additional strong activity was recorded on 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 Ascot forecast and pushes an alert when the odds for tonight clear your threshold — no checking, no guessing.
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Forecasts for places within reach of Ascot.