Conky Script to display Weather Forcast on your desktop.

First get the basics of the post from here. Here is a simple script to display weather forecast on your desktop. I'm using yahoo weather to get the xml feed of forecast because it requires no login/registration and can be just use it directly.

Conky Configuration File

# UBUNTU-CONKY
# A comprehensive conky script, configured for use on
# Ubuntu / Debian Gnome, without the need for any external scripts.
#
# Based on conky-jc and the default .conkyrc.
background yes
# Create own window instead of using desktop (required in nautilus)
own_window yes
own_window_type desktop
own_window_transparent yes
own_window_hints undecorated,below,skip_taskbar

# Use double buffering (reduces flicker, may not work for everyone)
double_buffer yes

# fiddle with window
use_spacer yes
use_xft no

# Update interval in seconds
update_interval 3.0

# Minimum size of text area
# minimum_size 80 5

# Draw shades?
draw_shades no

# Text stuff
draw_outline no # amplifies text if yes
draw_borders no
font ms sans
uppercase no # set to yes if you want all text to be in uppercase

# Stippled borders?
stippled_borders 3

# border margins
border_margin 0

# border width
border_width 0

# Default colors and also border colors, grey90 == #e5e5e5
default_color cyan
default_shade_color black
#default_outline_color CCCCCC

own_window_colour white
own_window_transparent yes

# Text alignment, other possible values are commented
#alignment top_left
#alignment top_right
#alignment top_middle
alignment bottom_left
#alignment bottom_right

# Gap between borders of screen and text
gap_x 0
gap_y 0

# stuff after 'TEXT' will be formatted on screen

TEXT
Weather Report [Bangalore]
 ${color white}${execi 40 curl --silent "http://xml.weather.yahoo.com/forecastrss?w=2295420&u=c" | grep -E '(C//' -e 's///' -e 's/<\/b>//' -e 's/
//'}

You have to customize this script for your city, just you have replace 'Bangalore' with your city and the code w=[your city code that you can find in yahoo weather], that's all.