Radiosondes are variably distributed across the globe. The average spacing for RAOB sites across North America is between 350 and 450 km. There are about 600 radiosonde sites globally, with about 500 sites in the Northern Hemisphere.
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Radiosondes are variably distributed across the globe. The average spacing for RAOB sites across North America is between 350 and 450 km. There are about 600 radiosonde sites globally, with about 500 sites in the Northern Hemisphere. |