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How is a weather forecast actually made?

By Adam Neely
Quick answer: Supercomputers run physics models on data from satellites, radar, weather balloons, aircraft, and ground stations. Meteorologists then adjust the output with…

Supercomputers run physics models on data from satellites, radar, weather balloons, aircraft, and ground stations. Meteorologists then adjust the output with local knowledge, so a human-written forecast may differ from raw model numbers.

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