HURDAT provides data on historic hurricanes that have been observed in the Atlantic Basin since 1851.
The NOAA/ National Weather Service Storm Prediction Center provides updated forecasts on severe weather potential.
The National Academies of Sciences, Engineering and Medicine runs the Resilient America Program to help communities and the nation build resilience to extreme events, save lives, and reduce the physical and economic costs of disasters.
The National Hurricane Center provides updates on tropical cyclones in the Atlantic Basin. Tropical weather bulletins are issued starting May 15th, with daily forecast discussions beginning June 1st.
The National Snow and Ice Data Center provides updated data on snowpack, glacier coverage and the extent of sea ice.
The National Weather Service provides updated forecasts, watches and warnings for U.S. states and territories. Forecasts are issued from Regional Forecast Offices.
U-Surge provides the first data-driven coastal flood risk analysis for communities along the Gulf of Mexico and Atlantic Ocean. The program also provides the first storm surge database for flood-prone countries like Japan, China, Australia, Bangladesh and India.
The U.S. Drought Monitor provides the official source for drought classification for the nation.
The US Geological Survey (USGS) provides data on river and stream discharge/ heights, as well as water level forecasts at this site.
The World Meteorological Organization provides a user-friendly website with links to global weather records, climate research, projects, workshops and conferences. They also have great links for education on topics related to weather and climate.