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National Weather Service (NWS) Advanced Hydrologic Prediction Service (AHPS) provides current and archived precipitation analysis at different timescales.
AirNow is a one-stop source for air quality data, including current and forecast air quality maps and data for more than 500 cities across the U.S., as well as Canada and Mexico.
The Regional Climate Centers (RCC) Applied Climate Information System (ACIS) offers interactive temperature and precipitation charts with single- or multi-station capabilities.
Data Coverage
United States
Period of Record
Current Conditions, Historical data (period of record varies)