The short version
- Strong coronal mass ejections directed at Earth created auroral visibility as far south as Devon and Kent.
- Geomagnetic readings reached 600 nanotesla, significantly higher than the threshold required for northern-only sightings.
- The Met Office indicates clear skies could allow further observations through Tuesday evening.
Residents across the United Kingdom witnessed an unusual display of the Aurora Borealis over the weekend, with sightings reported far south of their typical range. While this natural light show is generally confined to the Arctic Circle and northern Scotland, intense solar activity allowed the phenomenon to illuminate skies in southern counties including Devon, Hampshire, and Kent. The event occurred on Friday and Saturday evenings, catching many observers off guard given the rarity of such visibility at lower latitudes.
The driving force behind this widespread display was a series of powerful solar eruptions known as coronal mass ejections. These events involve the sun releasing streams of charged particles that travel toward Earth. When these particles interact with the planet’s magnetic field, they are guided into the atmosphere, particularly near the poles. There, collisions with oxygen and nitrogen atoms release photons, creating the characteristic colored lights associated with auroras.
The intensity of this specific geomagnetic storm was notably high. Under normal conditions, an activity level of 200 nanotesla is sufficient to make the aurora visible in northern parts of the UK but not in the south. However, readings on Saturday evening surged to approximately 600 nanotesla. This significant increase in magnetic disturbance expanded the viewing window dramatically, allowing people across the entire country, including those in the far south, to observe the lights.
Observers reported a variety of colors and visual effects depending on their location and atmospheric conditions. In Kendal, Cumbria, and Saltburn-by-the-Sea, viewers noted mixes of green and purple hues. Other locations experienced different dominant tones; Winterton-on-Sea in Norfolk saw a pink haze, while Owston Ferry in North Lincolnshire was marked by a striking purple glow. In Gourock, Inverclyde, an array of pink, blue, and green lights was recorded, demonstrating the diversity of the display across different regions.
Northern Scotland remained a prime location for viewing, with Stenness on the Orkney Islands serving as a particularly strong vantage point. North Yorkshire also featured prominently in reports, with Scarborough residents capturing vivid images. The widespread nature of the event meant that even areas not typically associated with auroral activity were able to participate in the spectacle, provided they had clear skies and minimal light pollution.
Experts have noted that 2026 represents a peak year for solar activity within the sun’s natural eleven-year cycle. This heightened state of solar behavior increases the frequency and intensity of coronal mass ejections, making such dramatic auroral displays more likely than in previous years. The current surge aligns with these long-term predictions, offering scientists and enthusiasts alike a clear demonstration of the sun’s dynamic influence on Earth’s magnetosphere.
For those who missed the initial weekend display, opportunities may remain. The Met Office has indicated that sightings could continue to be possible under clear skies until Tuesday. Observers are advised to look northward and avoid bright streetlights to maximize visibility. Additionally, using a mobile phone camera can enhance the experience, as human eyes rely on rod cells in low-light conditions which do not perceive color well. Cameras, lacking this biological limitation, can capture the vibrant hues that might otherwise appear faint or monochromatic to the naked eye.
This event underscores the tangible connection between solar physics and everyday life on Earth. While auroras are often viewed as purely aesthetic phenomena, their occurrence is a direct result of complex interactions between solar wind and planetary magnetic fields. The ability to see these lights in southern England serves as a reminder of the sun’s powerful reach and the variability inherent in its cyclical activity patterns.
Sources behind this briefing
Go to the original reporting
- BBC News↗Northern Lights stun UK down to England's south coast
