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Eidgenössisches Departement des Innern EDI

Bundesamt für Meteorologie und Klimatologie MeteoSchweiz

Klimawandel – Alpen

Mischa Croci-Maspoli | mischa.croci-maspoli@meteoswiss.ch

Abteilung Klima | Bundesamt für Meteorologie und Klimatologie MeteoSchweiz

April 2018

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Morteratschgletscher 2015 (Quelle: Mischa Croci-Maspoli)

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Schnee

 Tourismus

 Energie

Temperatur / Hitze

 Gesundheit

Niederschlag

 Energie

 Infrastruktur

Quelle: Jacques Descloitres, NASA/GSFC Quelle: framepool, Fälensee

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Schneehöhe Zukunft

(2070–2099 im vgl. zu 1981–2010)

Frei, P., S. Kotlarski, M. A. Liniger, C. Schär, (2018) Future snowfall in the Alps: projections based on the EURO-CORDEX regional climate models, The Cryosphere

Verschiedene Modelle

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Niederschlagstrends beobachtet

(Schweiz, Winter)

Südalpen

Nord &

Zentralalpen

Mittelland

Scherrer, S.C., M. Begert, M. Croci-Maspoli, C. Appenzeller (2016), Long series of Swiss seasonal precipitation: regionalization, trends and influence of large-scale flow, Int. J. Climatol. 36

% / Dekade

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Hitzebelastung

(Temperaturabweichungen zu 1981-2010)

MeteoSchweiz, 2016, Der Hitzesommer 2015 in der Schweiz, Fachbericht MeteoSchweiz, 260, 68 pp.

Sommer 2003 (JJA) Sommer 2015 (JJA)

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Swiss National Center for Climate Services

(NCCS)

Webplattform

(www.nccs.ch, ab 13. Nov. 2018)

Dialog fördern

13. Nov. 2018

https://vimeo.com/247275203

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Temperature Anomalies Switzerland

© MeteoSwiss

-2.5 -1.0 0 1.0 2.5 Temperature anomalies

compared to 1961-2010 [°C]

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Swiss Temperature Anomalies

Relative to Pre-Industrial (1864 – 1900)

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Jacques Descloitres, MODIS Rapid Response Team, NASA/GSFC

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NASA image courtesy Jeff Schmaltz, LANCE/EOSDIS MODIS Rapid

Response Team at NASA GSFC.

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Nebel

Rosskopf, Y, Scherrer, S: 2017, On the relationship between fog and low stratus (FLS) and weather types over the Swiss Plateau Technical Report MeteoSwiss, 266, 40 pp.

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2017

6

th

warmest year since 1864 in Switzerland

Das Bildelement mit der Beziehungs-ID rId4 wurde in der Datei nicht gefunden.

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Burglind Kennzahlen

schwerer Sturm bis Orkan (Bft 10-12) im Flachland

grossflächig 90-110 km/h regional 110-130 km/h punktuell >130 km/h

vereinzelt Rekordwindspitzen stärkster Wintersturm

seit Lothar 1999

Top 4 Sturm seit 1981

Lothar 1999 Vivian 1990

Wilma 1995 / Burlind 2018

Lothar und Vivian waren in meisten Regionen deutlich stärker etwa alle 5 bis 20 Jahre zu erwarten

rasche klimatologische Einordnung war möglich

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