ICAM/MAP 2003

Printed Versions

Volume A (PDF File 30 MB, 28 april 2003)
Volume B (PDF File 27 MB, 28 april 2003)

 

Table of Contents



Session 1: Orographic Precipitation I


1.1

INVITED PRESENTATION: Orographic Enhancement of Precipitation in Midlatitudes: Results from MAP and IMPROVE II
Houze R.A., S. Medina

1.2

Radar-Derived Kinematics and Microphysics in Convective Cells During MAP IOP 3b
Georgis J.F., M. Chong, F. Roux

1.3

Orographic Precipitation in Potentially Unstable Alpine Storms: MAP IOPs 2b, 3 and 5
Medina S., R.A. Houze

1.4

The MAP Re-Analysis: Quality Assessment and Data Impact Studies
Keil C., C. Cardinali

1.5

Numerical Simulations of the Precipitation Event Observed During the MAP IOP 2a: Sensitivity to the Initial Conditions
Lascaux F., E. Richard, C. Keil, O. Bock

1.6

Analysis of the Northerly Low-Level Flow in the Po Valley During the Southwesterly MAP IOP 3
Asencio N., J. Stein, M. Chong

1.7

The Sensitivity of Simulated Orographic Rainfall to Model Details not Directly Related to Precipitation
Zängl G.


Session 2: Orographic Precipitation II


2.1

Numerical Assessment of MAP Episodes of Heavy Precipitation Using High Resolution Reanalyses and Assimilation of Surface Data
Buzzi A., M. D''Isidoro, S. Davolio, P. Malguzzi

2.2

Predictability Mysteries in MAP IOP 2b and IOP 3
Walser A., C. Schär

2.3

A Three-Dimensional Simulation of Moist Airflow over an Isolated Mountain
Hsu W.R., C.C. Wu, W.Y. Sun

2.4

Evaluation of an Orographic Precipitation Model
Barstad I., R.B. Smith

2.5

Shallow Cellular Convection in Orographic Precipitation
Kirshbaum D.J., D. Durran


Poster Presentation P1


P1.1

Scale-Dependence of the Predictability of Precipitation from Large-Scale Radar Composites
Germann U., I. Zawadzki

P1.2

Radar Measurements and Cloud Resolving Simulations of Mid-Latitude Convective Storms
Bertram I., A. Seifert, K.D. Beheng

P1.3

Influence of Embedded Convection on Microphysics of Precipitation
Baschek B., R. Schefold, E. Barthazy

P1.4

Modeling and Measuring Precipitation with TRMM over Mountains of Crete
Skok G., T. Vrhovec

P1.5

Thunderstorm Development over the North Alpine Foreland: Microphysical Radar Retrievals from the VERTIKATOR Campaign in July 2002
Caumont O., K. Friedrich, M. Hagen, H. Höller, H. Volkert

P1.6

The Spatial Distribution and Temporal Evolution of Surface Characteristics Triggering Convection: a Case Study from VERTIKATOR
Schmidt K., N. Kalthoff, F. Fiedler

P1.7

Fall Velocity and Axial Ratio of Snowflakes
Schefold R., B. Baschek, M. Wüest, E. Barthazy

P1.8

Strong Precipitation Cases and Wind Shearing in the Southeast Alps
Vrhovec T., R. Zabkar, K. Suselj, M. Dolinar

P1.10

Effects of Orographically-Induced Local Circulations on the Formation of Heavy Rainfall During MAP IOP 2b
Chiao S., Y.-L. Lin

P1.11

Numerical Simulations of the Orographic Precipitation and Mesoscale Environments Associated with MAP IOP 8
Lin Y.-L., S.-Y. Chen, S. Chiao

P1.12

Verification and Intercomparison of Limited Area Models Operating During the MAP SOP Using the Updated Version of the MAP Dataset
Buzzi A., F. Ceccarelli, G. Contri, M. Corazza, M. D''Isidoro, D. Sacchetti, E. Trovatore

P1.13

High Resolution Simulations of MAP IOP 2b Case with Lokal Modell
Boccanera F., D. Cesari, M. Elementi, C. Marsigli, T. Paccagnella

P1.14

Wet-MAP Cases Study Using the UK Met Office Model
Athanassiadou M., A. Brown

P1.15

Impacts of the Atlantic and the Mediterranean on a Heavy Precipitation Episode on the Alpine Southside
Koch P., H.C. Davies

P1.16

Convection and Vertical Transport above a Low Mountain Range
Noppel H., M. Baldauf, F. Fiedler

P1.17

Two Cases of Intense Precipitations in the Swiss Alps in 2002
Gaia M., S. Zanini

P1.18

Cellular Convection in Moist Flow past Two-Dimensional Topography
Fuhrer O., C. Schär

P1.19

Medium Term Q.P.F.s by an Analog Based Approach: Objective Evaluations and Comparisons During the MAP Experiment
Djerboua A., Ch. Obled, G. Bontron

P1.20

Some Useful Forecasting Tools in Extreme Weather Events over North-East of Italy
Berni N., S. Fazlagic, P. Frontero, L. Lombroso, R. Millini, S. Quattrocchi

P1.21

Synoptic Dynamics in a Europe without Alps: a Climatology
Vidale P.-L., C. Schwierz, D. Lüthi, C. Schär

P1.22

Analysis of Spatial and Temporal Distribution of Precipitation During the Last Eighty Years in Trentino (Italian Eastern Alps)
Bisci C., M. Fazzini, F. Dramis, R. Lunardelli, A. Trenti, M. Gaddo

P1.23

20th Century Trends of Extreme Precipitation Conditions in the Swiss Alps
Schmidli J.

P1.24

Spatialisation of Extreme Precipitation in Complex Terrain
Kastelec D., D. Mojca

P1.25

Mild Winters and the Precipitation in the Mountain Regions in Bulgaria
Andreeva T., M. Martinov, St. Momcheva

P1.26

The Influence of the Orography on the Spatial and Temporal Distribution of the Daily Precipitation in Romania
Cazacioc L.

P1.27

Precipitation Gradients and their Relationship with Circulation on the Basis of Northern Desents of the Tatras and Karkonosze
Tamulewicz J., L. Kolendowicz

P1.28

The Orography Influence on the Maximum Daily Sums of Precipitation in Slovakia
Fasko P., P. Stastný, J. Vívoda

P1.29

Changes in Summer Type of Flash Floods in the Slovak Carpathians due to Changing Climate
Lapin M., K. Hlavèová

P1.30

Spatial Analysis of Daily and Hourly Precipitation Amounts Respect to Terrain
Kveton V., R. Tolasz

P1.31

Precipitation Observations across a Mesoscale Mountain Ridge - The Reykjanes EXperiment (REX)
de Vries M. E., H. Ólafsson


Session 3: Orographic Precipitation III


3.1

Vertical Transport in Thunderstorms at the Northern Alps
Höller H., K. Friedrich, O. Reitebuch, J. Seltmann, U. Corsmeier, P. Delville

3.2

A Case Study of Deep Convection Based on VERTIKATOR-Measurements and Comparison with DWD-LM Analysis Data
Kalthoff N., M. Kunz, M. Eisenmann, C. Kottmeier

3.3

Tracking of Water Vapour Contributing to Precipitation Events over the Eastern Italian Alps
Bertò A., A. Buzzi, D. Zardi

3.4

Terrain and Precipitation Patterns on Southern Side of the Alps in Meso-Beta Scale
Rakovec J., G. Gregoric, S. Gabersek, T. Vrhovec

3.5

Analysis of Three Severe Flood Cases over Central Europe
Dorninger M., L. Haimberger, C. Huhle, M. Hantel

3.6

Cyclogenesis and Severe Weather in the Vicinity of the Atlas Mountains: Modeling Studies with a Nonhydrostatic Mesoscale Model
Born K., S. Bachner, C. Brienen, C. Simmer


Session 4: The VERTIKATOR Project


4.1

INVITED PRESENTATION: An Overview of the VERTIKATOR Project and Results of Alpine Pumping
Lugauer M., H. Berresheim, U. Corsmeier, A. Dabas, W. Dyck, S. Emeis, J. Egger, T. Fehr, F. Fiedler, Ch. Freuer, L. Gantner, S. Gilge, B. Heese,M. Hornsteiner, H. Höller, G. Jakobi, W. Junkermann, N. Kalthoff, U. Kaminski, M. Kirchner, H. Krämer, P. Köhler, Ch. Kottmeier, B. Luksch, Ch. Plass-Dülmer, O. Reitebuch, M. Tagliazucca, T. Trickl, S. Vogt, P. Winkler

4.2

Structure of Convective Turbulence and Turbulent Fluxes over Complex Terrain During VERTIKATOR
Kottmeier C., M. Hasel, U. Corsmeier, N. Kalthoff


Poster Presentation P2


P2.1

Characterisation of Alpine Pumping by Airborne Doppler Lidar and Numerical Simulations
Reitebuch O., A. Dabas, P. Delville, Ph. Drobinski, L. Gantner

P2.2

Flow Modification and Mesoscale Transport Caused by "Alpine Pumping": A VERTIKATOR Case Study
Corsmeier U., C. Kottmeier, P. Winkler, M. Lugauer, O. Reitebuch, P. Drobinski

P2.3

Mechanism of Up-Valley Winds
Rampanelli G., R. Rotunno, D. Zardi

P2.4

The Diurnal Circulation of Zugspitzplatt: Observations and Modelling
Gantner L., J. Egger, M. Hornsteiner

P2.5

Impact of Complex Terrain on Sea-breeze Circulation During ESCOMPTE IOP2b.
Bastin S., P. Drobinski, B. Bénech, J-L. Caccia, B. Campistron, S. Cosma-Averseng, A. Dabas, P. Delville, P. Durand, V. Guenard, O. Reitebuch, C. Werner

P2.6

Evaluation of Analytical Predictions of Katabatic Flow on a Low-Angle Slope
Haiden T.

P2.7

Observations of the Cold Air Outflow from a Basin Cold Pool through a Low Pass
Pospichal B., S. Eisenbach, C.D. Whiteman, R. Steinacker, M. Dorninger

P2.8

Classification of Cold Air Pool Events in the Gstettneralm, a Sinkhole in the Eastern Alps
Eisenbach S., B. Pospichal, C.D. Whiteman, R. Steinacker, M. Dorninger

P2.9

Near Surface Layer Vertical Profiles and Energy Budget in an Alpine Valley During Days with Thermal or Mechanical Forcing
Andretta M., M.W. Rotach

P2.10

On the Turbulence Structure in a Daytime Alpine Valley Atmosphere
Weigel A.H., M.W. Rotach

P2.11

Turbulence Measurements in the Rhine Valley During Foehn Events. Comparison with Others Experiments and Meso-NH Simulations
Lothon M., A. Druilhet, B. Bénech,G. Jaubert, B. Campistron, F. Saïd, F. Lohou

P2.12

Effects of a Forest Canopy on Flow over a Hill
Ross A.N., S. Vosper, A. Lea

P2.13

Gust Factors
Ágústsson H., H. Ólafsson

P2.14

Transformation of Solar Radiation in the Atmospheric Boundary Layer
Ostrozlík M., F. Smolen

P2.15

Observation of transport of anthropogenic ozone to the Mt. Cimone station: contribution to the background ozone concentration
Cristofanelli P., U. Bonafè, F. Calzolari, F. Evangelisti, P. Bonasoni

P2.16

Carbon Dioxide and Water Vapour Fluxes over Grassland in the Swiss Alps
Furger M., N. Rogiers, W. Eugster, E. Bantelmann, R.T.W. Siegwolf

P2.17

Deriving a Vertical Sounding of the Atmosphere over Alpine Terrain Based on the aLMo Model Output
Spreitzhofer G., N. Raderschall

P2.18

Airborne Pollen: a Good Marker of Medium to Long Range Transport by Wind
Clot B., R. Gehrig

P2.19

Sahara Dust Events at the Jungfraujoch: Event Determination by Wavelength Dependence of the Single Scattering Albedo
Collaud Coen M., E. Weingartner, U. Baltensperger

P2.20

Capanna Margherita, the Highest Meteorological Station in Europe. Is it Possible to Consider it as Representative of Synoptic Weather?
Martorina S., A. Olivero, N. Loglisci, R. Pelosini

P2.21

Climatological Comparison of a Satellite Based Alpine Cloud Climatology with Observations of Synoptical Stations
Kästner M., P. Bissolli, K. Höppner

P2.22

Integrated Precipitable Water Maps for Northern Italy Obtained from GPS Tropospheric Solutions During MAP SOP Campaign
Boccolari M., S. Fazlagic, L. Lombroso, R. Santangelo

P2.23

Ice-Free Sensors - The EUMETNET SWS II Project
Rast J., A. Heimo, B. Tammelin, M. Leroy

P2.24

SwissMetNet: Renewal of the Swiss Meteorological Networks
Heimo A., T. Konzelmann

P2.25

The Data Warehouse System of MeteoSwiss: Concept and First Experience
Häberli C., E. Grüter, M. Bassi, D. Tombros, N. Tschichold, M. Abbt, E. Häller, M. Musa, K. Mieglitz, U. Küng, W. Krottendorfer, R. Höfler

P2.26

Quality Control Tools for Meteorological Data in the MeteoSwiss Data Warehouse System
Musa M., E. Grüter, M. Abbt, C. Häberli, E. Häller, U. Küng, T. Konzelmann, R. Dössegger

P2.27

Climatological Analysis of the Torino2006 Olympic Venues to Support the XX Winter Olympic Games Planning
Pelosini R., M. Nicolella, N. Loglisci, F. Orione

P2.28

Meteorological Indexing of Topographic Surfaces - GIS Analysis of an Austrian Digital Elevation Model
Kerschbaum M.

P2.29

Assessment and Correction of the Dry Bias in Radiosonde Measurements During the MAP SOP
Häberli C., R. Steinacker, S. Tschannett, B. Chimani

P2.30

Checking the Homogeneity of Radiosonde Time Series using ERA-40 Analysis Feedback Data
Haimberger L.

P2.32

An Intercomparison of the Numerics of Three Different Models by Means of Idealized High Resolution Runs with Steep Orography
Hartjenstein G., L. Gantner, H. Noppel, G. Zängl

P2.33

Influence of Nonhydrostatic Effects and Time-Integration Schemes on Numerical Simulations in a Complex Orography Environment
Salerno R.

P2.34

Spectral Blending Initialization of ALADIN Model by Incremental Digital Filter
Klaric D.

P2.35

Operational use of the dynamical adaptation for high-resolution ALADIN forecast in Dinaric Alps
Ivatek-Sahdan S.

P2.36

Statistical Verification of Limited Area Model Precipitation Forecasts over the Italian Alpine Regions
Accadia C., M. Casaioli, S. Mariani, A. Lavagnini

P2.37

A New Operational System for Precipitation Forecasting at the Mountain Stations
Diaconu O.


Session 5: Planetary Boundary Layer


5.1

On the Closure of the Surface Energy Balance in Highly Complex Terrain
Rotach M.W., P. Calanca, A.H. Weigel, M. Andretta

5.2

Low Frequency Temperature and Velocity Oscillations in Katabatic Winds
van Gorsel E., A. Christen, M.W. Rotach, R. Vogt

5.3

Turbulent Vertical Exchange over Medium and Steep Orography - Measurements and Turbulence Parameterization
Emeis S., T. Trickl, W. Junkermann

5.4

Turbulent Heat and Momentum Fluxes in the Wipptal During MAP
Arnold S.J., M.K. Hill, H.W. Lewis, S.D. Mobbs, A. Gohm, G. Mayr

5.5

Temperature Inversion Breakup in the Gstettneralm Sinkhole
Whiteman C.D., B. Pospichal, S. Eisenbach, R. Steinacker, M. Dorninger


Session 6: Observational Means and Techniques


6.1

Dual Radar Analysis of Precipitation and Microwave Attenuation at C-Band in the Lago Maggiore Target Area During the MAP SOP
Blahak U., K.D. Beheng

6.2

Temporal Disaggregation of Rain-Gauge Analysis using Radar
Hagen M., C. Frei, C. Schär

6.3

Combining Raingauges and RADAR Measurements: an Application to the Upper Reno River Closed at Casalecchio (Italy)
Mazzetti C., E. Todini

6.4

DAQUAMAP: Review of Results and Lessons Learned
Häberli C., R. Steinacker, I. Groehn, W. Pöttschacher, W. Gepp, M. Dorninger

6.5

NOWA: A Sensor for Measuring Wind, Temperature, Icing and Precipitation
Joss J., T. Brossi, H. Richner

6.6

LIDAR Observations of Terrain-Induced Flow and its Application in Airport Wind Shear Monitoring
Shun C.M., C.M. Cheng, O. Lee

6.7

Automatic Cloud Cover Detection by Surface Downward Longwave Radiation Measurements
Dürr B., R. Philipona


Session 7: Operational Aspects


7.1

A New 4D Variational Data Analysis Scheme in the Framework of VERA
Gepp W., R. Steinacker, M. Ratheiser, M. Dorninger, B. Chimani, S. Tschannett

7.2

Multi-Data Source Validation of LAM Precipitation Forecasts over the Alps
Beck A., B. Ahrens

7.3

Verification of LAMI (Local Area Model Italy) Using Non-GTS Data over Mountaneous Regions
Oberto E., S. Bande, M. Milelli

7.4

Performance of COSMO-LEPS over the Alpine Region
Marsigli C., A. Montani, F. Nerozzi, T. Paccagnella

7.5

Prediction of Precipitation over Western Himalayan Region Using MM5 Mesoscale Model
Srinivasan K.

7.6

Operational Forecasts of Strong Precipitation Events over Complex Topography
Eckert P., R. Kretzschmar, C. Appenzeller


Session 8: The Mesoscale Alpine Programme (MAP)


8.1

INVITED PRESENTATION: MAP - Where Do We Stand?
Bougeault P.

8.2

Hydrological Runoff Data and Modelling for the Estimation of Areal Rainfall Volumes in an Alpine Basin
Ranzi R., B. Bacchi, G. Grossi


Poster Presentation P3


P3.1

On Resolution of Precipitation Forecasts in Alpine Watershed Modelling
Ahrens B., A. Beck

P3.2

Study on High Waters in the Rivers of Rila Mountain in Bulgaria
Lizama Rivas B., I. Koleva-Lizama

P3.3

Monitoring of Hydrological Parameters on Mountain Area Using Microwave Radiometric Measurements
Macelloni G., P. Pampaloni, S. Paloscia, E. Santi, R. Ranzi, M. Tomirotti, S. Barontini

P3.4

Atmosphere-Ground Monitoring and Modelling of Thaw Processes in Alpine Permafrost Regions
Hauck C.

P3.5

Local Meteorology over a Small Alpine Lake
de Franceschi M., A. Marzadro, D. Zardi

P3.6

Frequency of Dry Spells Defined by Thresholds of Accumulated Potential Evapotranspiration Sums (PETs) in Austria
Formayer H, S. Eckhardt, M. Lexer, P. Haas

P3.7

Climatological Conditions and their Effect on the Vegetation in Bulgarian Alpine Region
Koleva-Lizama I., B. Lizama Rivas

P3.8

Trends of Spring Time Frost Events and Phenological Dates in Central Europe
Scheifinger H., A. Menzel, E. Koch, Ch. Peter

P3.9

Alpine Plant Phenology in Switzerland
Defila C.

P3.10

Seasonal and Inner-Seasonal Variations of Snow/Ice Extent and Cloud Coverage of the Alps as seen from NOAA Operational Satellites Imager
Becker R.

P3.11

Duration of Snow Cover in Switzerland and Austria
Wielke L-M.

P3.12

The Snow Cover Climate in Estonia
Tooming H.

P3.13

Study of the Influences of Geographical Factors and Meteorological Parameters on the Snow Cover Evolution in Romanian Mountainous Basins
Stancalie G., A. Iordache, S. Catana

P3.14

Snow Conditions Variability in the Bulgarian Mountain Regions
Petkova N., E. Koleva

P3.15

Estimation of the Water Equivalent of Snow Cover from the Other Meteorological Measurements
Nemec L., V. Kveton, I. Setnickova, H. Skachova

P3.16

Snow Melt Processes and Runoff Observation in Alpine Environments
Holzmann H., W. Schöner, H.P. Nachtnebel

P3.17

Climate Change and its Impact on Mountainous Region: a Study of Snow and Ice in Himalayan Mountain Ecosystem
Shanmuganandan S.

P3.18

Warm Storms Associated with Avalanches Hazard and Floods in the Andes Mountains
Vergara J.

P3.19

Snow Atmosphere Interaction in Steep Alpine Terrain
Lehning M., S. Bethke, C. Fierz, O. Martius, N. Raderschall

P3.20

Predicting Snow Conditions for the Optimisation of Piste Preparation
Bethke S., C. Fierz, M. Lehning, O. Martius, H. Rhyner

P3.21

Interaction between Climate and Tourism: a Research on Skiability Conditions in Several Skiing Complexes on Piedmontese and Dolomitic Alps
Fazzini M., S. Fratianni, A. Biancotti, C. Bisci, R. Zasso

P3.22

Storms and Floods in the Alpine Region: Towards Combining a Database of Natural Damaging Events and MAP Data for Eight Seasons
Volkert H., R. Hausmann

P3.23

Foehn and Forest Fires in Alpes-Maritimes (South-East of France)
Carrega P.

P3.24

Use of Dynamical Adaptation in Research Impact Studies
Tudor M.

P3.25

Icing Conditions of the Territory of Bulgaria
Nikolov D.

P3.26

Ecohydrology of an Alpine Mountain System: A Study on Himalayas Orographic Precipitation and Hydrological Mechanisms
Shanmuganandan S.


Session 9: Mountain Hydrology


9.1

Towards an Hydrological Qualification of the Simulated Rainfall in Mountainous Areas
Yates E., S. Anquetin, J-D. Creutin

9.2

The Role of the Antecedent Soil Moisture Condition on the Distributed Hydrologic Modelling of the Toce Alpine Basin Floods
Montaldo N., G. Ravazzani, M. Mancini, R. Rosso

9.3

Hydrological Verification of ECMWF and Limited-Area Model Simulations for the November 1966 Catastrophic Floods in Italy (Florence and Eastern Alps)
Grossi G., B. Bacchi, R. Ranzi, R. Buizza, S. Uppala, E. Klinker, A. Buzzi, P.Malguzzi

9.4

Mountain Precipitation and Hydrology in the Middle East
Smith R.B., J. Evans, R. Oglesby

9.5

Seasonal Runoff Forecasting Using Model-Assimilated Precipitation Data in Semi-Arid Mountainous Regions
Schär C., L. Vasilina, F. Pertziger


Session 10: Societal Impacts


10.1

INVITED PRESENTATION: Designing Flood Forecasting, Warning and Response Systems from a Societal Perspective
Parker D.

10.2

Severe Weather Warnings and Impacts on Politics and Society in Switzerland
Hächler P.

10.3

METEORISK
Staudinger C.


Session 11: Rotor Dynamics


11.1

INVITED PRESENTATION: Rotor Dynamics in the Lee of Three-Dimensional Ridges
Doyle J.D., D. Durran

11.2

Terrain-Induced Rotor Experiment (T-REX)
Grubisic V., J. Kuettner


Poster Presentation P4


P4.1

Rotor Streaming in the Falklands Experiment
Cardoso R., S.D. Mobbs, R. Burton, S. Vosper

P4.2

A Mesoscale Gravity Wave Event During MAP: a Possible Source
Richiardone R., M. Manfrin, B. Campistron, V. Klaus

P4.3

Simulations of the 8 November Gravity Wave Field
Smith S., A. Brown

P4.4

Gravity Wave Breaking over Greenland
Doyle J.D., M.A. Shapiro, D. Bartells, Q. Jiang

P4.5

Mountain Waves Forced by Narrow Topography in the Presence of Vertical Shear
Doyle J.D., Q. Jiang

P4.6

Effect of Surface Condition on Downslope Wind and Mountain Waves
Sun W.Y., W.R. Hsu

P4.7

Numerical Simulations of the MAP IOP 10 Foehn Case in the Rhine Valley
Zängl G., B. Chimani, C. Häberli

P4.8

High Resolution Simulation of the 4D Interaction between the Foehn Air and the Colder Boundary Layer: Impact of a Meso-Beta Analysis and Validation on a Very Well Documented Foehn Event (MAP IOP 15)
Jaubert G., B. Bénech, H. Berger, B. Chimani, C. Flamant, C. Häberli, M. Nuret, S. Vogt

P4.9

Removal of the Cold Air Pool During IOP15 as Seen by a Boundary-Layer-Windprofiler RASS System and Comparison with the Non Hydrostatic Model Meso-NH
Vogt S., G. Jaubert

P4.10

Föhn/Cold-Pool Interactions in the Rhine Valley During IOP 15 of the MAP SOP
Flamant C., P. Drobinski, B. Bénech, B. Chimani, M. Frioud, M. Furger, C. Häberli, G. Jaubert, M. Lothon, V. Mitev, H. Richner, R. Steinacker, S. Tschannett, S. Vogt

P4.11

Spatial Variations of the Boundary Layer Structure in the Rhine Valley
Baumann-Stanzer K., I. Groehn, M. Piringer

P4.12

Variation of the Aerosol Stratification over the Rhine Valley During Foehn Development: a Backscatter Lidar Study
Frioud M., V. Mitev, R. Matthey, H. Richner, M. Furger

P4.13

Foehn Measurement by a Sodar in a Small Alpine Valley During MAP-FORM Experiment
Berger H., B. Calpini, D. Ruffieux

P4.14

Some Aspects of Cloudness and of the Current of Clouds on an Alpine Slope
Werner R.

P4.15

VERA-Analyses of MAP-Foehn Cases Compared to MM5-model Results
Chimani B., R. Steinacker, M. Dorninger, W. Gepp, W. Pöttschacher, M. Ratheiser, S. Tschannett, G. Zängl

P4.16

Idealized Numerical Simulations of Flow Splitting at the Bifurcation between Two Valleys
Drobinski P., S. Bastin, J. Dusek

P4.17

Gap Flow in Long Channels
Gabersek S., D. Durran

P4.18

The "Minifoehn" in the Bavarian Isar Valley - Measurements and Modelling
Hornsteiner M.

P4.19

A MAP northerly foehn event on November 8, 1999
Jiang Q., J.D. Doyle, R.B. Smith

P4.20

A Downslope Windstorm in NW Slovenia, on 16.11.2002
Gabersek S.

P4.21

The Wake South of the Alps: Dynamics and Structure of the Lee-Side Flow and Secondary Potential Vorticity Banners
Flamant C., E. Richard, C. Schär, R. Rotunno, L. Nance, M. Sprenger, R. Benoit

P4.22

Secondary Potential Vorticity Banners in MAP IOP8 and IOP 15-Bora
Grubisic V.

P4.23

Differences on Thermodynamic Characteristics due to the Influence of Mountain Olympus over Greece
Karacostas T., P. Pennas, S. Stolaki, N. Pakalidou

P4.24

LIDAR Water Vapor Observations During the IOP 15
D''Aulerio P., F. Fierli, F. Congeduti, C. Medaglia

P4.25

On the Dynamics of the Splitting Process of Cyclones near Southern Greenland
Kurz M.

P4.26

Impact of Greenland on the Downstream Weather
Ólafsson H.

P4.27

Recent Temperature Trends in Mountain Observatories of the Iberian Peninsula
Rasilla Á., D.G. Codrón, J. Carlos

P4.28

The Damping Effect of Greenland on an Extratropical Cyclone
Petersen G.N., J.E. Kristjánsson, B. Rösting, H. Ólafsson

P4.29

The Impact of Upstream Wind Direction on Wake Flow
Petersen G.N., H. Ólafsson, J.E. Kristjánsson

P4.30

A Case Study of the Icelantic Trough
Rögnvaldsson Ó., H. Ólafsson

P4.31

Diurnal, seasonal, and geographical variability of air temperature limits of snow and rain
Ólafsson H., S.H. Haraldsdóttir

P4.32

Observations of Snow in a Windy Climate and Hilly Landscape
Ólafsson H., S.H. Haraldsdóttir, M.M. Magnússon, M.E. de Vries

P4.33

Precipitation Modeling in Complex and Data Sparse Terrain
Rögnvaldsson Ó., P. Crochet, H. Ólafsson

P4.34

The Climate at the High Alpine Observatory Sonnblick (3106 m asl) and its Surroundings
Auer I., R. Böhm, M. Leymüller, W. Schöner, A. Kaiser, H. Scheifinger, M. Langer, S. Schneider, C. Häberli

P4.35

The Temperature Series of Trento: 1816-2002
Rea R., G. Rampanelli, D. Zardi

P4.36

Changes in Winter Temperature at Mountain Stations in Romania and their Relationship with North Atlantic Teleconnection Indices
Boroneant C., M. Ionita

P4.37

Global Joint Reduced Values. Time-Series Analysis of Temperature of Land Air and Sea Surfaces
Sneyers R.

P4.38

Simultaneousness of Two Climatic Elements
Werner R.

P4.39

Carpathian Influences on Local Response to North Atlantic Oscillation
Bojariu R., D. Matei

P4.40

NAO and ENSO Conjugate Effects on the Climate Anomalies in the Carpathian Basin
Mares I., C. Mares, M. Mihailescu

P4.41

Temperature Variability in the Western Carpathians
Limanówka D.

P4.42

Long Range Forecasting in the Mountain and Hill Zones in Romania by Means of an AR-MEM Model
Mares C., I. Mares

P4.43

Hot and Dry Periods in Bulgarian Mountains
Koleva E.


Session 12: Gravity Waves


12.1

Inversion Effects on Lee-Wave Rotors
Vosper S., S.D. Mobbs, R. Burton

12.2

Gravity Wave Breaking over the Central Alps: Role of Complex Topography
Jiang Q., J.D. Doyle

12.3

Time-Dependent Mountain Waves and their Interactions with Larger Scales
Chen C.-C., D. Durran, G. Hakim

12.4

On the Respective Roles of Wave Breaking and Upstream Blocking in Orographic Wake Formation
Epifanio C.C., R. Rotunno

12.5b

Performance of a Semi-Implicit, Semi-Lagrangian Dynamical Core for High Resolution NWP over Complex Terrain
Bonaventura L., D. Cesari


Session 13: Gap Winds and Föhn


13.1

Rethinking the Level-Flow Paradigm for Strong Gap Winds
Durran D., S. Gabersek

13.2

MAP IOP 10 South Foehn Event in the Wipp Valley: Verification of High-Resolution Numerical Simulations with Observations
Gohm A., G. Zängl, G. Mayr

13.3

Cross-Valley Dynamics in Gap Flow
Egger J.

13.4

Objective High Resolution Cross Section Analysis During FORM
Tschannett S., R. Steinacker, B. Chimani, M. Dorninger, W. Gepp, C. Häberli, W. Pöttschacher, M. Ratheiser

13.5

Spatial Evolution of Foehn Flows in the Rhine Valley Area: Quantification Using High Resolution Simulations
Beffrey G., G. Jaubert, A. Dabas

13.6

North Foehn over the Central Alps During IOP 15 of MAP: Airborne Lidar and In-Situ Data Compared with a High-Resolution Simulation
Volkert H., C. Kiemle, E. Richard

13.7

Observations of Foehn Interaction with Lake Breeze and Valley Wind Circulations, Lake Tekapo, New Zealand
McGowan H.A.


Session 14: Synoptic-scale aspects


14.1

Greenland and the Northern Hemispheric Winter Circulation
Petersen G.N., J.E. Kristjánsson, H. Ólafsson

14.2

Sub-Structure of a MAP Streamer
Liniger M.A., H.C. Davies

14.3

The Potential Vorticity Streamer over the Alps During IOP 17 of MAP
Hoinka K.P.

14.4

Dynamical Aspects of the Formation of a Potential Vorticity Streamer over Europe
Martius O., C. Schwierz

14.5

Synoptic Responses to Mountain Gravity Waves Breaking in Fronts
Lott F.

14.6

Orographic Influence on Adriatic Vortex Generation
Ivancan-Picek B., V. Jurcec


Session 15: Mountain Climates


15.1

INVITED PRESENTATION: Variability of the Alpine Precipitation Climate: A Challenge for Data Analysis and Climate Modeling
Frei C.

15.2

Meteorological and Climatic Aspects of River Flood Assessment in Central Europe
Rudolf B.

15.3

Mesoscale Patterns of Long-Term Precipitation Variability in the Greater Alpine Region
Böhm R., I. Auer, W. Ungersböck, W. Schöner, C. Huhle, T. Nanni, M. Brunetti, M. Maugeri, L. Mercalli, M. Gajic-Capka,K. Zaninovic, T. Szentimrey, S. Szalai, T. Cegnar, O. Bochnicek, M. Begert, O. Mestre, J-M. Moisselin, G. Müller-Westermeier

15.4

A Climatology of Mesoscale Alpine Phenomena
Steinacker R., Ch. Lotteraner

15.5

The Impact of Orographic Precipitation on the Form of Mountain Ranges
Anders A., G. Roe, D. Durran


Session 16: Snow and Glaciers


16.1

Climate - Glacier Research: the New 3-D Austrian Glacier Inventory, Volume, Area, Altitude
Kuhn M., R. Würländer, N. Span

16.2

Ten Years of Operational Numerical Simulations of Snow and Mountain Weather Conditions and Recent Developments at Météo-France
Durand Y., G. Guyomarc''h, L. Mérindol, J.-G. Corripio, G. Giraud, E. Brun, E. Martin

16.3

The GLOWA-Danube Approach to Modelling Snow and Ice in the Alpine Part of the Danube Catchment
Escher-Vetter H., S. Niemeyer

16.4

Swiss Alpine Snow Variability: its Links to Large Scale Flow Patterns
Scherrer S.C., C. Appenzeller

16.5

Boundary Layer Wind Field and the Associated Snow Transport over a Steep, Snow Covered Mountain Ridge
Raderschall N., M. Lehning