Weather balloons are a weather tool that has been used by the National Weather Service since the 1930s. Click here for more ...

That makes 11 announced sites with reduced or eliminated balloon observations, or about one out of nine launch locations which include part of the Pacific and Caribbean. Among regularly reporting ...

In late March, the National Weather Service announced it would be temporarily reducing the number of weather balloon launches ...

The balloons are filled with helium to be roughly five feet in diameter and released at the same time from all participating weather stations, in what the Weather Service calls its Upper Air ...

Among regularly reporting weather stations, NOAA had averaged about only one outage of balloon launches a day from 2021 to 2024, according to an Associated Press analysis of launch data.

Among regularly reporting weather stations, NOAA had averaged about only one outage of balloon launches a day from 2021 to 2024, according to an Associated Press analysis of launch data.