Winter storm with low topped white anvil with mammatus clouds passing over the Sperrins on Glenshane Pass near Dungiven on November 20th 2015. This cell was producing my first snow encounter of the season across the Pass before moving swiftly behind me with crisp blue sky in it's wake, read the report for more information. * All images are available for sale in the form of photo prints, canvas or digital files for licensing, if you are interested in a purchase simply drop me an email.