Aurora Borealis in Yarm
United Kingdom · 54.50°, -1.36° · geomagnetic 56.5° · needs Kp 7
Tonight's aurora forecast for Yarm
16%
Peak chance of a visible display tonight, from the same model the Revon app runs. Yarm 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 10:35 UTC
Local aurora guide for Yarm
Yarm is at 56.5° geomagnetic latitude. Auroras visible here require a Kp 7 or higher.
On average, there are 2.6 nights per year with conditions suitable for aurora viewing.
The record span for these observations is from 2016-04-02 to 2026-03-30.
The best months for aurora viewing in Yarm are September, August, and November.
During May, June, and July, there is no full darkness, which can impact viewing conditions.
Yarm experiences Bortle 9 light pollution. Nearby areas offer darker skies: Bortle 4 is available 36 km north-east near Tyne and Wear, and Bortle 5 is 29 km south-south-east near North Yorkshire.
Notable features around Yarm include Upsall Hill, a hill 13.4 km east-north-east, and Quarry Hill, a hill 13.5 km east.
Further afield, Tod Point is a headland 20.0 km north-east, Seaton Carew Beach is a beach 20.6 km north-north-east, and Redcar Beach is a beach 22.1 km north-east.
Upsall Hill is a hill located 13.4 km east-north-east of Yarm.
Quarry Hill is a hill situated 13.5 km east of Yarm.
Tod Point, a headland, is 20.0 km north-east of Yarm. Seaton Carew Beach and Redcar Beach are beaches located 20.6 km and 22.1 km north-east of Yarm, respectively.
There are 224 verified aurora reports within 300 km of Yarm between 2015 and 2016.
The data indicates 2.6 viable aurora nights per year, with the observation record spanning from 2016 to 2026.
Notable qualifying nights include 2026-03-20 (Kp 7.0), 2026-01-20 (Kp 7.67), 2026-01-19 (Kp 8.67), 2025-11-12 (Kp 7.33), and 2025-11-11 (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 Yarm 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 Yarm.