Air Temperature Variability of the Northern Mountains in the Czech Republic

Analysis of a long-term temperature variability of mountains has been neglected for a long time. Here we homogenised and reconstructed four temperature series (1961–2020) of selected mountain stations situated above 1000 m representing the area of northern Moravian mountain ridges (the Czech Republi...

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Main Authors: Lukáš Dolák, Jan Řehoř, Kamil Láska, Petr Štěpánek, Pavel Zahradníček
Format: Article
Language:English
Published: MDPI AG 2023-06-01
Series:Atmosphere
Subjects:
Online Access:https://www.mdpi.com/2073-4433/14/7/1063
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author Lukáš Dolák
Jan Řehoř
Kamil Láska
Petr Štěpánek
Pavel Zahradníček
author_facet Lukáš Dolák
Jan Řehoř
Kamil Láska
Petr Štěpánek
Pavel Zahradníček
author_sort Lukáš Dolák
collection DOAJ
description Analysis of a long-term temperature variability of mountains has been neglected for a long time. Here we homogenised and reconstructed four temperature series (1961–2020) of selected mountain stations situated above 1000 m representing the area of northern Moravian mountain ridges (the Czech Republic) and their spatiotemporal variability was examined. A statistically significant increase of 10-year linear trends of annual (0.26–0.38), summer/winter half-year and seasonal mean temperatures were found at most stations. Summer (JJA) was detected as the season with the highest mean temperature increase between 1961–1990 and 1991–2020 normal periods (1.5 °C). From the spatial point of view, the climate conditions were becoming warmer faster in higher elevations compared to the lower ones. At all stations, a statistically significant decrease in ice and frost days was observed (−9.1–19.9 and −9.5–16.3, respectively). Moreover, it was proved that the temperature series of a newly established Vysoká hole station are representative enough and comparable with measurements of other meteorological stations in the studied region. This research provided valuable insight into the temperature variability of mountain ridges and the results completed our sparse knowledge about temperature changes in the mountain regions in Central Europe.
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spelling doaj.art-09ec8b133a2943d3b49c1c20164addea2023-11-18T18:14:56ZengMDPI AGAtmosphere2073-44332023-06-01147106310.3390/atmos14071063Air Temperature Variability of the Northern Mountains in the Czech RepublicLukáš Dolák0Jan Řehoř1Kamil Láska2Petr Štěpánek3Pavel Zahradníček4Department of Geography, Masaryk University, 611 37 Brno, Czech RepublicDepartment of Geography, Masaryk University, 611 37 Brno, Czech RepublicDepartment of Geography, Masaryk University, 611 37 Brno, Czech RepublicGlobal Change Research Institute, Czech Academy of Sciences, 603 00 Brno, Czech RepublicGlobal Change Research Institute, Czech Academy of Sciences, 603 00 Brno, Czech RepublicAnalysis of a long-term temperature variability of mountains has been neglected for a long time. Here we homogenised and reconstructed four temperature series (1961–2020) of selected mountain stations situated above 1000 m representing the area of northern Moravian mountain ridges (the Czech Republic) and their spatiotemporal variability was examined. A statistically significant increase of 10-year linear trends of annual (0.26–0.38), summer/winter half-year and seasonal mean temperatures were found at most stations. Summer (JJA) was detected as the season with the highest mean temperature increase between 1961–1990 and 1991–2020 normal periods (1.5 °C). From the spatial point of view, the climate conditions were becoming warmer faster in higher elevations compared to the lower ones. At all stations, a statistically significant decrease in ice and frost days was observed (−9.1–19.9 and −9.5–16.3, respectively). Moreover, it was proved that the temperature series of a newly established Vysoká hole station are representative enough and comparable with measurements of other meteorological stations in the studied region. This research provided valuable insight into the temperature variability of mountain ridges and the results completed our sparse knowledge about temperature changes in the mountain regions in Central Europe.https://www.mdpi.com/2073-4433/14/7/1063temperature reconstructiontemperature variabilitymountain climateHrubý JeseníkKrálický Sněžník
spellingShingle Lukáš Dolák
Jan Řehoř
Kamil Láska
Petr Štěpánek
Pavel Zahradníček
Air Temperature Variability of the Northern Mountains in the Czech Republic
Atmosphere
temperature reconstruction
temperature variability
mountain climate
Hrubý Jeseník
Králický Sněžník
title Air Temperature Variability of the Northern Mountains in the Czech Republic
title_full Air Temperature Variability of the Northern Mountains in the Czech Republic
title_fullStr Air Temperature Variability of the Northern Mountains in the Czech Republic
title_full_unstemmed Air Temperature Variability of the Northern Mountains in the Czech Republic
title_short Air Temperature Variability of the Northern Mountains in the Czech Republic
title_sort air temperature variability of the northern mountains in the czech republic
topic temperature reconstruction
temperature variability
mountain climate
Hrubý Jeseník
Králický Sněžník
url https://www.mdpi.com/2073-4433/14/7/1063
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AT kamillaska airtemperaturevariabilityofthenorthernmountainsintheczechrepublic
AT petrstepanek airtemperaturevariabilityofthenorthernmountainsintheczechrepublic
AT pavelzahradnicek airtemperaturevariabilityofthenorthernmountainsintheczechrepublic