National Oceanic and Atmospheric Administration
Reference climate and weather data produced by the United States agency NOAA, via its national environmental information centers. Covers temperature, precipitation and extreme-event series, and tracking of high-cost disasters across the United States. An open primary source of observational data.
Data from instrumented and satellite observation networks, quality-controlled and homogenised by the agency. Coverage is densest over the United States; global datasets exist but with resolution varying by region.
Use as a primary source of climate observations and disaster costs in the United States. A reference for supporting a trend analysis or a physical-hazard scenario.