Results from a three-month intercomparison of boundary-layer wind profiler and sodar wind measurements at Lindenberg, Germany

Intercomparison experiments with a wind profiler and a Doppler sodar have been performed at the Meteorological Observatory Lindenberg of the German Weather Service in summer, 1994, and in autumn, 1995, over a total period of about three months. The paper presents selected results of the wind measure...

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Main Authors: E. Beyrich, U. Görsdorf, J. Neisser, H. Steinhagen, U. Weisensee
Format: Article
Language:English
Published: Borntraeger 1998-11-01
Series:Meteorologische Zeitschrift
Subjects:
Online Access:http://dx.doi.org/10.1127/metz/7/1998/220
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author E. Beyrich
U. Görsdorf
J. Neisser
H. Steinhagen
U. Weisensee
author_facet E. Beyrich
U. Görsdorf
J. Neisser
H. Steinhagen
U. Weisensee
author_sort E. Beyrich
collection DOAJ
description Intercomparison experiments with a wind profiler and a Doppler sodar have been performed at the Meteorological Observatory Lindenberg of the German Weather Service in summer, 1994, and in autumn, 1995, over a total period of about three months. The paper presents selected results of the wind measurements performed with the two systems. Sodar and wind profiler are shown to complement each other quite well. Therefore, a combination of both is a promising tool for continuous, high-resolution measurements of the wind profile. A problem to be solved is the construction of composite wind profiles when the measurements with the two systems disagree in the height range of overlapping. Measurements of the vertical velocity are difficult to assess due to their small absolute values. Long-term averages of the vertical velocity show slightly negative values, especially for the wind profiler. However, similar signatures have been found in the vertical velocity time series during frontal passages or during well-developed convection.
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spelling doaj.art-62f4904edfa34c35932a75173ef4e5372024-02-08T08:18:54ZengBorntraegerMeteorologische Zeitschrift0941-29481998-11-017522022510.1127/metz/7/1998/22089054Results from a three-month intercomparison of boundary-layer wind profiler and sodar wind measurements at Lindenberg, GermanyE. BeyrichU. GörsdorfJ. NeisserH. SteinhagenU. WeisenseeIntercomparison experiments with a wind profiler and a Doppler sodar have been performed at the Meteorological Observatory Lindenberg of the German Weather Service in summer, 1994, and in autumn, 1995, over a total period of about three months. The paper presents selected results of the wind measurements performed with the two systems. Sodar and wind profiler are shown to complement each other quite well. Therefore, a combination of both is a promising tool for continuous, high-resolution measurements of the wind profile. A problem to be solved is the construction of composite wind profiles when the measurements with the two systems disagree in the height range of overlapping. Measurements of the vertical velocity are difficult to assess due to their small absolute values. Long-term averages of the vertical velocity show slightly negative values, especially for the wind profiler. However, similar signatures have been found in the vertical velocity time series during frontal passages or during well-developed convection.http://dx.doi.org/10.1127/metz/7/1998/220german weather servicesodar profilerwind profilerconvectiongrenzschicht-windprofilerdoppler-sodar
spellingShingle E. Beyrich
U. Görsdorf
J. Neisser
H. Steinhagen
U. Weisensee
Results from a three-month intercomparison of boundary-layer wind profiler and sodar wind measurements at Lindenberg, Germany
Meteorologische Zeitschrift
german weather service
sodar profiler
wind profiler
convection
grenzschicht-windprofiler
doppler-sodar
title Results from a three-month intercomparison of boundary-layer wind profiler and sodar wind measurements at Lindenberg, Germany
title_full Results from a three-month intercomparison of boundary-layer wind profiler and sodar wind measurements at Lindenberg, Germany
title_fullStr Results from a three-month intercomparison of boundary-layer wind profiler and sodar wind measurements at Lindenberg, Germany
title_full_unstemmed Results from a three-month intercomparison of boundary-layer wind profiler and sodar wind measurements at Lindenberg, Germany
title_short Results from a three-month intercomparison of boundary-layer wind profiler and sodar wind measurements at Lindenberg, Germany
title_sort results from a three month intercomparison of boundary layer wind profiler and sodar wind measurements at lindenberg germany
topic german weather service
sodar profiler
wind profiler
convection
grenzschicht-windprofiler
doppler-sodar
url http://dx.doi.org/10.1127/metz/7/1998/220
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