Researched
Weather Radar
Wartime radar operators noticed rain echoes in 1940-41; the US WSR-57 network (1957) and Doppler NEXRAD radars (1990s) track storms and rotation.
Open in the interactive tree →Radar shows where precipitation falls and how fast air moves inside a storm. It underlies short-range warnings for tornadoes and flash floods.
Prerequisites
- Weather maps and services1854
- Radar1935
Unlocks
- AI weather models2025Radar rainfall archives train AI nowcasting and forecast models