National Program
The NWS upper-air network (GCOS = Global Climate Observing System)
A close-up of the NWS network in Alaska
The NWS upper-air network in the Pacific (stations marked in red are GCOS sites)
Back to the Upper-air Observations Main Page
US Dept of Commerce
National Oceanic and Atmospheric Administration
National Weather Service
1325 East West Highway
Silver Spring, MD 20910
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