Jiří Mikšovský
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View article: Advective Transport Between the Stratosphere and Mesosphere
Advective Transport Between the Stratosphere and Mesosphere Open
The Brewer‐Dobson circulation (BDC) characterizes the large‐scale meridional overturning mass circulation influencing the composition of the whole middle atmosphere. The BDC consists of two separate parts—a shallow branch in the lower stra…
View article: Advective transport between the stratosphere and mesosphere
Advective transport between the stratosphere and mesosphere Open
The Brewer-Dobson circulation (BDC) characterizes the large-scale meridional overturning mass circulation influencing the composition of the whole middle atmosphere. The BDC consists of two separate parts - a shallow branch in the lower st…
View article: Stochastic Spatial Weather Generator SPAGETTA: Development and Applications
Stochastic Spatial Weather Generator SPAGETTA: Development and Applications Open
Stochastic weather generators are one of the most frequently used methodologies for producing input weather series for various process-based models (especially agricultural crop growth models and hydrological rainfall-runoff models) used e…
View article: Analytical Formulas for the Structure of Perturbations in the Eady Model of Baroclinic Instability in the p-System
Analytical Formulas for the Structure of Perturbations in the Eady Model of Baroclinic Instability in the p-System Open
Shortly after World War II, the first two models of baroclinic instability were independently published by Charney (1947) and Eady (1949). Both authors describe the origin and initial development of midlatitude weather disturbances from in…
View article: Recent and Future Changes in Spatiotemporal Variability of Precipitation and Temperature and the Impacts on Selected Precipitation-Temperature Indices
Recent and Future Changes in Spatiotemporal Variability of Precipitation and Temperature and the Impacts on Selected Precipitation-Temperature Indices Open
While much effort has been devoted to analyzing long-term changes of temperature and precipitation in mean values and extremes, studies on changes in variability have been rather scarce. Trends in variability are, however, important, among…
View article: Spatial and Temporal Variability of Precipitation and Temperature: Analysis of Recent Changes and Future Development with Use of the Weather Generator and RCM-Based Climate Change Scenarios
Spatial and Temporal Variability of Precipitation and Temperature: Analysis of Recent Changes and Future Development with Use of the Weather Generator and RCM-Based Climate Change Scenarios Open
While much effort has been devoted to analyzing long-term changes of temperature and precipitation in mean values and extremes, studies on changes in variability have been rather scarce. Trends in variability are, however, important, among…
View article: Documentary-based climate reconstructions in the Czech Lands 1501–2020 CE and their European context
Documentary-based climate reconstructions in the Czech Lands 1501–2020 CE and their European context Open
Annual and seasonal temperature, precipitation, and drought index (SPI – standard precipitation index, SPEI – standard precipitation evapotranspiration index, Z index, PDSI – Palmer Drought Severity Index) series covering the Czech Lands t…
View article: Temporal variability in central European climate reconstructions, 1501–2020 CE, and its attribution
Temporal variability in central European climate reconstructions, 1501–2020 CE, and its attribution Open
<p>Despite their pivotal role in climate research, direct instrumental records of meteorological variables are only available for the most recent part of climate history. Even in regions with longest tradition of weather measurements…
View article: The Spatial Weather Generator SPAGETTA: Hard Times of its Adolescence
The Spatial Weather Generator SPAGETTA: Hard Times of its Adolescence Open
<p>Stochastic weather generators (WGs) are tools for producing weather series, mimicking statistical properties of their real-world counterparts. They are often used in climate change impact experiments as a source of the data repres…
View article: Recalculation of error growth models' parameters for the ECMWF forecast system
Recalculation of error growth models' parameters for the ECMWF forecast system Open
This article provides a new estimate of error growth models' parameters approximating predictability curves and their differentials, calculated from data of the ECMWF forecast system over the 1986 to 2011 period. Estimates of the largest L…
View article: Documentary-based climate reconstructions in the Czech Lands 1501–2020 CE and their European context
Documentary-based climate reconstructions in the Czech Lands 1501–2020 CE and their European context Open
Annual and seasonal temperature, precipitation and drought index (SPI, SPEI, Z-index, PDSI) series covering the Czech Lands territory (now the Czech Republic) over 520 years (1501–2020 CE) reconstructed from documentary data combined with …
View article: Stratospheric contraction caused by increasing greenhouse gases
Stratospheric contraction caused by increasing greenhouse gases Open
Rising emissions of anthropogenic greenhouse gases (GHG) have led to tropospheric warming and stratospheric cooling over recent decades. As a thermodynamic consequence, the troposphere has expanded and the rise of the tropopause, the bound…
View article: Mending and extending observational temperature series by linear and nonlinear regression
Mending and extending observational temperature series by linear and nonlinear regression Open
<p>While time series of meteorological measurements from land-based weather stations still represent one of the basic types of data employed in climate research, it not uncommon for these records to be incomplete, interrupted by peri…
View article: SPAGETTA Weather Generator Linked with Climate Models May Produce Weather Series for Future Climate&#160;
SPAGETTA Weather Generator Linked with Climate Models May Produce Weather Series for Future Climate  Open
<p>Stochastic weather generators (WGs) are tools for producing weather series, which are statistically similar to the real world weather series. The synthetic series may represent both present and changed (not only the future) climat…
View article: Recalculation of error growth models’ parameters for the ECMWFforecast system
Recalculation of error growth models’ parameters for the ECMWFforecast system Open
This article provides a new estimate of error growth models’ parameters approximating predictability curves and their differentials, calculated from data of the ECMWF forecast system over the 1986 to 2011 period. Estimates of the largest L…
View article: Simulation of Spatial Temperature-Precipitation Compound Events with Circulation-Conditioned Weather Generator
Simulation of Spatial Temperature-Precipitation Compound Events with Circulation-Conditioned Weather Generator Open
<p>GRIMASA project aims to develop a spatial (not only, but especially a gridded version) stochastic weather generator (WG) applicable at various spatial and temporal scales, for both present and future climates. The multi-purpose SP…
View article: Nonlinear components in global climate teleconnections
Nonlinear components in global climate teleconnections Open
<p>Among the sources of temporal variability in the climate system, an important role belongs to internal variability modes – phenomena with oscillatory behavior ranging from predominantly sub-annual (e.g. North Atlantic Os…
View article: Long-term variability of drought indices in the Czech Lands and effects of external forcings and large-scale climate variability modes
Long-term variability of drought indices in the Czech Lands and effects of external forcings and large-scale climate variability modes Open
While a considerable number of records document the temporal variability of droughts for central Europe, the understanding of its underlying causes remains limited. In this contribution, time series of three drought indices (Standardized P…
View article: Similarities within a multi-model ensemble: functional data analysis framework
Similarities within a multi-model ensemble: functional data analysis framework Open
Despite the abundance of available global climate model (GCM) and regional climate model (RCM) outputs, their use for evaluation of past and future climate change is often complicated by substantial differences between individual simulatio…
View article: Similarities within a multi-model ensemble: functional data analysisframework
Similarities within a multi-model ensemble: functional data analysisframework Open
Despite the abundance of available global and regional climate model outputs, their use for evaluation of past and future climate changes is often complicated by substantial differences between individual simulations, and the resulting unc…
View article: Multi-model comparison of urban heat island modelling approaches
Multi-model comparison of urban heat island modelling approaches Open
Cities are characterized by different physical properties of surface compared to their rural counterparts, resulting in a specific regime of the meteorological phenomenon. Our study aims to evaluate the impact of typical urban surfaces on …
View article: Long-term variability of droughts in the Czech Lands and large-scale climate drivers
Long-term variability of droughts in the Czech Lands and large-scale climate drivers Open
While a considerable number of records document the temporal variability of droughts for central Europe, understanding of its underlying causes remains limited. In this contribution, time series of three drought indices (SPI, SPEI, PDSI) t…
View article: Interannual variability in the gravity wave drag – vertical coupling and possible climate links
Interannual variability in the gravity wave drag – vertical coupling and possible climate links Open
Gravity wave drag (GWD) is an important driver of the middle atmospheric dynamics. However, there are almost no observational constraints on its strength and distribution (especially horizontal). In this study we analyze orographic GWD (OG…
View article: Multi-model comparison of urban heat island modelling approaches
Multi-model comparison of urban heat island modelling approaches Open
Cities are characterized by different physical properties of surface compared to their rural counterparts, resulting in specific regime of the meteorological phenomenon. Our study aims to evaluate the impact of typical urban surfaces on th…
View article: Revisiting internal gravity waves analysis using GPS RO density profiles: comparison with temperature profiles and application for wave field stability study
Revisiting internal gravity waves analysis using GPS RO density profiles: comparison with temperature profiles and application for wave field stability study Open
We revise selected findings regarding the utilization of Global Positioning System radio occultation (GPS RO) density profiles for the analysis of internal gravity waves (IGW), introduced by Sacha et al. (2014). Using various GPS RO datase…
View article: Interannual variability of the gravity wave drag – vertical couplingand possible climate links
Interannual variability of the gravity wave drag – vertical couplingand possible climate links Open
Gravity wave drag (GWD) is an important driver of the middle atmospheric dynamics. However, there are almost no observational constraints on its strength and distribution (especially horizontal). In this study we analyze orographic GWD (OG…
View article: Revisiting internal gravity waves analysis using GPS RO density profiles: comparison with temperature profiles and application for wave field stability study
Revisiting internal gravity waves analysis using GPS RO density profiles: comparison with temperature profiles and application for wave field stability study Open
We revise selected findings regarding the utilization of Global Positioning System radio occultation (GPS RO) density profiles for the analysis of internal gravity waves (IGW), introduced by Sacha et al. (2014). Using various GPS RO datase…
View article: New Perspective on the Role of Gravity Waves in the Stratospheric Dynamics and Variability
New Perspective on the Role of Gravity Waves in the Stratospheric Dynamics and Variability Open
View article: Imprints of climate forcings in global gridded temperature data
Imprints of climate forcings in global gridded temperature data Open
Monthly near-surface temperature anomalies from several gridded data sets (GISTEMP, Berkeley Earth, MLOST, HadCRUT4, 20th Century Reanalysis) were investigated and compared with regard to the presence of components attributable to external…
View article: Supplementary material to "Imprints of climate forcings in global gridded temperature data"
Supplementary material to "Imprints of climate forcings in global gridded temperature data" Open