Comprehensive weather sites

  These sites all focus on North America, but many include data for other
parts of the world as well.  These sites all contain a variety of weather-
related information:  satellite images, surface and upper-air analyses and 
plots, text forecasts, and so on.

<URL:http://www.atmos.uiuc.edu/wxworld/>
  Weather World from the University of Illinois.  Satellite images, surface 
and upper air analyses, forecast model output, etc.  This server also includes 
a very nice and comprehensive collection of MPEG movies based on the still 
images.  They are updated hourly and they cover various time durations of up
to over two days.

<URL:gopher://wx.atmos.uiuc.edu:70/>
  University of Illinois Weather Machine.  Satellite images, surface and 
upper-air analyses, text weather forecasts, local (Illinois) weather, and 
various useful documents, including GRIB and ON84 format descriptions, 
station lists, graphics information, etc.  Not as slick as Weather World,
but contains more information.  Questions, comments, and requests for changes 
should be sent to gopher@wx.atmos.uiuc.edu.

<URL:http://thunder.atms.purdue.edu/>
  Purdue University WXP Web site.  This site includes satellite images, 
surface plots and analyses, upper air plots and analyses, soundings, radar, 
and plots of the results from various NMC forecast models.  The text on 
each page explains very clearly the meteorological usefulness and 
interpretation of the various plots.  Questions and comments to 
devo@cell.atms.purdue.edu.

<URL:gopher://geograf1.sbs.ohio-state.edu/>
  Forecasts for US, Canada, Caribbean;  severe weather, NMC products, tropical
observations and forecasts, marine and aviation weather;  satellite images
and analyses for US including Alaska, and Antarctica; surface plots for
US, Europe, China.

<URL:http://iwin.nws.noaa.gov/iwin/main.html>
  The National Weather Service's Interactive Weather Information Network.
Various data products for the US in general and for the states, mostly
via imagemaps.