20091021 01 Storm Alpennordseite

Quick Facts

Type of Event	Foehn storm
Verification State	QC1
ESWD	Not reported
Location	Alps and north of Alps
Time / Duration	Long time event
Date	21./22.10.2009
Magnitude / Dimension	Highest wind gust was measured with 159 km/h on top of Ebenalp Mountains: on top of some mountains wind gusts between 120 and 160 km/h could be measured Bonistock: 159 km/h_ Jungfraujoch: 149 km/h_ Lauberhorn: 148 km/h_ Gütsch: 144 km/h_ Titlis: 131 km/h_etc. Lowlands: In the classic foehn valleys wind gusts between 90 and 110 km/h could be measured Altdorf: 111 km/h_ Isleten: 111 km/h_ Wasserauen: 111 km/h_ Flüelen: 107 km/h_etc.
Damage	-
Fatalities	-
Injuries	-
Report Source	Newspaper reports, photo/video, data from official weather stations
Remarks	-
General weather situation	SEZ - Südostlage, in Mitteleuropa überwiegend zyklonal trocken-normal

Der Föhn bläst mit 159 km/h auf der Ebenalp

Übersicht Windspitzen > 90 km/h (Beaufort 10) am 20./21.10.2009:

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SSWD Main Editor	Kaiko	Last Edit	06.05.2026	Last Review	-	Documentation State	Ready for Review