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16–21 Mar 2025
University of Bonn
Europe/Berlin timezone

Achievements of the COST Action on Opportunistic Precipitation Sensing (OpenSense)

17 Mar 2025, 11:45
15m
Aula (University of Bonn)

Aula

University of Bonn

Regina-Pacis-Weg 3, 53113 Bonn, Germany

Speaker

Christian Chwala (KIT (IMK-IFU))

Description

The COST Action OpenSense (https://opensenseaction.eu) focuses on opportunistic sensing (OS) of precipitation using data from commercial microwave links (CML), satellite microwave links (SML) and personal weather stations (PWS). OpenSense brings together scientists, experts from national weather services, owners of sensor networks, and end-users of rainfall products. The main goals of OpenSense are, to improve the access to country-wide and continental-scale OS data, to establish OS data as a widely acknowledged data source capable of providing reliable operational rainfall data, and to facilitate the use of the OS data for weather and hydrological forecasts. OpenSense has been active since the year 2022 and currently has more than 140 participants.

Here we present the main achievements of OpenSense and its working groups. We will highlight the large datasets that have been curated and made openly available in a standardized format. We will introduce the software ecosystem which was developed to simplify and standardize how CML, SML and PWS data are being processed and evaluated. In addition we will show examples of OS data merging and application of OS rainfall products. Finally an outlook will be given on the activities of OpenSense which aim to facilitate OS data access and operational usage on a global scale, with a particular focus to bring OS rainfall estimation to regions where traditional observation networks are sparse.

Presenting Author Christian Chwala
Email Address of Presenting Author christian.chwala@kit.edu
Affiliation of Presenting Author KIT
Address of Presenting Author Karlsruhe Institute of Technology (KIT) Campus Alpin - Institute of Meteorology and Climate Research, IMK-IFU Kreuzeckbahnstrasse 19 82467 Garmisch-Partenkirchen, Germany
Session From Classical to Integrated Remote Sensing: New observation strategies for clouds and precipitation (multi-frequency, spectral polarimetry, multi-sensor)
Preferred Contribution Type Oral Presentation

Author

Christian Chwala (KIT (IMK-IFU))

Co-authors

Vojtěch Bareš (Czech Technical University in Prague) Prof. Hagit Messer (Tel Aviv University) Roberto Nebuloni (Consiglio Nazionale delle Ricerche (CNR)) Martin Fencl (Czech Technical University in Prague) Aart Overeem (Royal Netherlands Meteorological Institute) Maximilian Graf (Deutscher Wetterdienst (DWD), Offenbach, Germany) Remco van de Beek (SMHI, Sweden) Dr Jonas Olsson (SMHI, Sweden) Dr Laura Varga (Budapest University of Technology and Economics) Dr Cristina Deida (Vrije Universiteit Brussel) Dr Jonatan Ostrometzky (Tel Aviv University) Dr Luis Angel Espinosa (Association of Instituto Superior Técnico for Research and Development, Lisbon, Portugal) Natalia Hanna (TU Wien) Remko Uijlenhoet (TU Delft)

Presentation materials