Usage:

At the top of the screen you can see current weather condition for the selected location.
The graphs show the weather from the current hour and 36 hours in to the future from left to right.
Select a location by clicking on the map, or by typing cordinates manually and clicking select.
The map centers to the selected location when the page load or "Select" is clicked.
Click "Save to URL" to reload the page with the location in the URL to make a bookmark or make a link.

License:

Copyright (c) 2014 Rikard Lindstrom <[email protected]>
This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program. If not, see <http://www.gnu.org/licenses/>.

Get the code:

This page is just HTML + JavaScript, just copy the page source (you can right click this link and "Save link as..." or similar) if you want to use it. But you will need your own API key for the map.

External resources:

Weather data: SMHI open data API http://www.smhi.se/klimatdata/oppna-data/
Map: Google maps API v3 (requires API key) https://developers.google.com/maps/documentation/javascript/
Chart: Chart.js http://www.chartjs.org/
Loading js from github: RawGit http://rawgit.com/