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Weather & Forecasting · Recorded milestone

Computer weather forecast

Recorded year1950

Charney and von Neumann run the first numerical weather prediction on ENIAC.

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Built on

Forecast computed by handRecorded · 1922enables
Radiosonde weather balloonRecorded · 1930enables
ENIACRecorded · 1945enables

Led to

Daily computer forecastsRecorded · 1954enables
Butterfly effectRecorded · 1963enables
Climate modelRecorded · 1967enables
Automatic heat sheltersRecorded · 2016enables
AI weather forecastingRecorded · 2023enables

Sources & evidence

Additional source

Dataset updated 2026-10-18. This individual record has not been separately re-reviewed.