What's falling from the sky? It could be rain, snow, sleet, or something unidentified. This section will help you identify it.
What is Acid Rain?
What is acid rain, what causes acid rain, how does the cycle effect the environment, and what legislation is currently in effect? Your questions are answered in this article.
Drought Watch on the Prairies
Timely information of the impacts of climatic variability on water supply and agriculture on the Prairies.
Lake Snow Effect: What Is The Lake Effect?
Lake Snow Effect, also called lake effect, is a weather phenomenon that is typically experienced around the Great Lakes in the United States, due to the massive evaporation of lake water. Here's a full pictoral description.
National Drought Mitigation Center
Excellent site covering all aspects of drought. Site contains a watch, science background, climatology, impacts, mitigation, and planning.
Standardized Precipitation Index Maps
A drought index based only on precipitation, and used to monitor conditions on a variety of time scales. A guide for interpreting these maps is also provided. National Snow and Ice Data Center Looking for snow and ice data? NSIDC maintains information about snow cover, avalanches, glaciers, ice sheets, freshwater ice, sea ice, ground ice, permafrost, atmospheric ice, paleoglaciology, and ice cores.
Storm Prediction Center - Hail Information
Historical United States hail information archived by year from 1955 through 1995 and organized by state/territory. Severe weather data from 1996 onward will be archived along with all other types of U.S. weather data at the National Climatic Data Center in Asheville, NC.
Snowfall Records
The greatest snowfall records from around the world.
Understanding Precipitation
Online precipitation guide presenting a general overview of subject. Basic descriptions of rain, hail, sleet, snow, and freezing rain.
United States Heavy Rainfall
Maximum rainfall records listed by state in a simple gif. A table summarizing these results is also available.
United States Precipitation
24 hour precipitation image for United States. States are hyperlinked to provide greater detailed images of precipitation.
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