The British Isles experienced severe winter weather on 9 January 2025, with temperatures plummeting to -13.3°C in some regions. The cold snap prompted widespread ice and snow warnings across the UK, adding to over 60 flood alerts issued earlier on 8 January.

An amber cold health alert was also in place for all of England, highlighting the risks of extreme temperatures until 12 January. The weather caused major travel disruptions across air, road, and rail networks and led to school closures throughout Wales, England, and Scotland.

Satellite image showing snow covering parts of the British Isles is visible.
Ireland and United Kingdom. Credit: European Union, Copernicus Sentinel-3 imagery

Captured by the Copernicus Sentinel-3 satellite on 9 January 2025, this image shows snow blanketing parts of the British Isles.

Data from Copernicus Sentinel satellites play a crucial role in tracking snowfall and other environmental conditions, providing vital information to aid authorities in protecting affected communities.

Featured image credit: European Union, Copernicus Sentinel-3 imagery

Image: large and beautiful chunk of ice at sunrise in winter (s. IcyAlert, climate change, Arctic)
New Danish project to predict ice-free Arctic summersNews

New Danish project to predict ice-free Arctic summers

A new climate forecasting project aims to provide early warnings of ice-free Arctic summers, a phenomenon that could emerge as soon as the 2030s and…
Muser NewsDeskMuser NewsDeskJune 27, 2025 Full article
Image: Airplane Silhouette on Air during Sunset
Are sustainable aviation fuels truly sustainable?ClimateScience

Are sustainable aviation fuels truly sustainable?

By International Institute for Applied Systems Analysis (IIASA) A new IIASA-led study offers the first detailed estimates of land use change emissions for six sustainable…
SourceSourceJuly 22, 2024 Full article
Satellite Image: Sal Island, Cape Verde
Image of the day: Sal Island, Cape Verde, from orbitNews

Image of the day: Sal Island, Cape Verde, from orbit

Sal Island, Cape Verde, lies in the eastern Atlantic Ocean and is known for its flat, arid terrain shaped by volcanic origins and constant trade…
Muser NewsDeskMuser NewsDeskJanuary 10, 2026 Full article