By Claire West

Social networking and micro blogging service Twitter is a great source of information about the current weather conditions.

Web developer Ben marsh has even created an app that searches Twitter for real-time snow reports and displays them on the map www.uksnowmap.com

You can also follow National Rail enquiries www.twitter.com/#!/nationalrailenq for train information.

The # (hash tag), easy way to group or search for related topics on Twitter, is #uksnow