GenDisasters
www.gendisasters.com
National Oceanic and Atmospheric Administration–NOAA
http://www.ncdc.noaa.gov
NOAA–Century’s Top Stories
http://www.noaanews.noaa.gov/stories/s334.htm
NOAA Maps
http://gis.ncdc.noaa.gov/map/viewer/#app=cdo
Old Farmer’s Almanac Weather History
http://www.almanac.com/weather
Old Weather
www.oldweather.org
Weather History of the Day
http://www.weatherforyou.com/weather_history/
Weather Warehouse
http://weather-warehouse.com/WeatherHistoryListing/monthlyWeatherDataStart.html
WeatherBase
http://www.weatherbase.com
Wolfram/Alpha
http://www.wolframalpha.com