Last Updated: Jun 17, 2010
National Climatic Data Online Document Library
Includes Local Climatological Data (summaries from major airport weather stations (with daily accounts of temperature extremes, degree days, precipitation amounts and winds as well as hourly precipitation amounts and abbreviated 3-hourly weather observations); Climatological Data (station daily maximum and minimum temperatures and precipitation amounts); Storm Data, and more.
National Weather Service
Warnings, forecasts, interactive weather map, and more, from NOAA. See also Weather Underground for national and international weather.
The Weather Channel
Find out what the weather is supposed to be anywhere in the country.
United States Interactive Climate Pages
Graphs daily and monthly weather data for hundreds of U.S. cities back to 1961. Also maps historical weather data for the country back to 1895. See also
US Drought Monitor
from NOAA and USDA
UV Index predictions for U.S. major cities Virginia State Climatology Office
Current and historical weather data for Virginia. Links to several additional sources of climate information including
Washington Post Weather
Five-day weather forecasts for nearly 4,000 cities world-wide with helpful links to information and travel sites.
A mashup of the weather Channel, Google Maps, and other interesting tools. Searchable by zipcode
Current and historic climate data for over 85,000 cities and towns.