: Check out the following pages that have been added and/or updated for Howth Tides, Weather Warnings, Sea Area Forecasts, Marine Warnings & Sea Crossings Forecasts.

Light pollution

Click on the image below to move and zoom the map

Data and Imagery Courtesy of Light Pollution Worldwide.


Click on menu in top right corner to choose base layers and overlays


Images and Information (excluded from copyright) courtesy of the following: