Anomalies of -15 hPahPa A Hectopascal is the SI unit of pressure and identical to the Millibar to the SE of Iceland displaced the usually shallower Icelandic low east to produce a broad SW’ly flow across the UKUK The United Kingdom of Great Britain and Northern Ireland, commonly known as the United Kingdom (UK) or Britain, is a country in Europe, off the north-western coast of the continental mainland. It comprises England, Scotland, Wales and Northern Ireland. and Ireland during August. The semi-permanent Azores high remained with pressure a little higher (+2 hpa) than average enhancing the flow.