Weather
Pittsburgh Region
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Accuweather: Pittsburgh
Current weather, forecast, radar.
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National Weather Service Forecast Office: Pittsburgh
Forecast for the Pittsburgh area.
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National Weather Service Climate for Pittsburgh
This new site provided by the US Government offers historical climate data for the Pittsburgh area.
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National Weather Service Climate Report for Pittsburgh
Look here for today's, yesterday's, and previous days' weather data, including maximum and minimum temperatures, precipitation, and snowfall.
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Weather Channel: Pittsburgh and Vicinity
yesterday's weather, current weather, 10 day forecast, monthly averages, airport & flight delays, pollen count, interstate traffic, and more
Pennsylvania
United States
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Earth Observatory
The purpose of NASA's Earth Observatory is to provide a freely-accessible publication on the Internet where the public can obtain new satellite imagery and scientific information about our home planet, particularly its climate and environmental change.
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Earthweek: A Diary of the Planet
Earthweek is a weekly syndicated newspaper feature that highlights natural phenomenon and man-made events affecting the environment during the current week. It is available online for printing out. There are also links to current news articles from around the world related to the environment.
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NOAA: National Oceanic and Atmospheric Administration
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National Climatic Data Center
NCDC archives 99 percent of all NOAA () data and also collects data from around the globe. The Center has more than 150 years of data on hand with 55 gigabytes of new information added each day--that is equivalent to 18 million pages a day.
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Weather.gov
This short URL will take you to the National Weather Service (NOAA).
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Glossary
This glossary contains information on more then 2000 terms, phrases and abbreviations used by the NWS. You can search or browse alphabetically.
International