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Can a new satellite prototype solve the Arctic's rapidly changing weather forecasting crisis?

The Arctic is warming faster than anywhere else, creating volatile weather that current models struggle to track. ESA is launching a new satellite prototype designed to deliver high-resolution atmospheric data, potentially paving the way for a dedicated constellation to provide precise, short-term forecasts for this critical polar region.

The Arctic Weather Satellite mission serves as a testbed for improving meteorological accuracy in the world's most susceptible climate zone. By utilizing a 19-channel cross-track scanning microwave radiometer, the satellite captures essential humidity and temperature soundings regardless of cloud cover or light conditions.

If this prototype succeeds, it will form the basis for EPS-Sterna, a proposed constellation of satellites developed by ESA for Eumetsat. This initiative aims to address the urgent need for more frequent, reliable data to monitor the Arctic's extreme and rapidly shifting weather patterns.

Source: Advancing weather forecasting in a changing climate

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