2013 European floods into the Alps by the northerly flow, which led to intense orographic precipitation. Heavy rain was reported in the Austrian states of Vorarlberg and Tyrol and the area of Salzburg, and to the mountains of Upper Austria and Lower Austria and Upper Styria in a short time. On 30 May to 1 June, 150 to 200 mm of rain ( of rain) fell, in places reaching around 250 mm (), which in just a few days was the equivalent normally seen over two and a half months on average. The rainfall experienced in Austria has an expected return period of
Vorarlberg the Swiss French in the 19th century by invitation during the days of the Austro-Hungarian Empire. There has been a sizable minority of Turkish descent since the 1960s. 78% of the population are Roman Catholic, which puts Vorarlberg in line with the national Austrian average of 73.6%. The second-largest denomination, with a share of 8.4%, is Islam, mostly Turks. 7,817 (or 2.2%) of Vorarlberg's inhabitants are Protestants. For several years, the Vorarlberg economy has been performing well above the Austrian average. While the overall Austrian GDP in 2004 rose by 2.0% in real terms, Vorarlberg recorded an increase of 2.9%.