Downloading info from website to database

Hi guys!

I created a database using mysql in bash now i would like to download weather info from the data.(temp, date and time)...and just store this in the database to display after every 3 hours or so...

i have tried to get the website using wget and now dont exactly now how to go from here

any ideas?

how to filter this info from the website??

i know i have to use crontab for the display but dont know how??
and to do a query to insert the data in the table