On observations and Numerical Weather Prediction
https://www.eoas.ubc.ca/books/Practical_Meteorology/prmet102/Ch20-nwp-v102.pdf
https://www.eoas.ubc.ca/books/Practical_Meteorology/prmet102/Ch09-wxmaps-v102b.pdf
On Verification
http://www.cawcr.gov.au/projects/verification/#Standard_verification_methods
http://www.met-learning.eu/pluginfile.php/5277/mod_resource/content/6/www/english/courses/msgcrs/index.htm