Position of the sun in sky and sun path diagrams
http://www.usno.navy.mil/ (general)
http://aa.usno.navy.mil/AA/ (particular)
http://www.uwinnipeg.ca/~blair/physclim/lab2.htm
The Atmospheric Sciences Program at Indiana University:
http://www.indiana.edu/~climate/
Try this site for some very nice views of TRMM data:
A schematic of the surface energy balance equation in the context of wx fcstng:
http://www.meto.gov.uk/sec2/pg1/wxforfor.html
All about drought:
Paleoclimatology
http://www.ngdc.noaa.gov/paleo/paleo.html
*Alistair Fraser's Bad Meteorology pages
http://fraser.cc/MeteoIntro/index.html
Penn State (general) page: