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JCOMM Technical Report, 51. Ship Observations Team (SOT) annual report for 2009
World Meteorological Organization (WMO) ; Intergovernmental Oceanographic Commission (IOC) - WMO, 2010 (WMO/TD-No. 1525)
World Meteorological Organization (WMO) ; Intergovernmental Oceanographic Commission
Published by: WMO ; 2010Collection(s) and Series: WMO/TD- No. 1525; JCOMM Technical Report- No. 51
Language(s): English
Format: Digital (Free)Tags: Marine meteorology ; Joint WMO/ IOC Technical Commission for Oceanography and Marine Meteorology (JCOMM)
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JCOMM Technical Report, 04. The Voluntary Observing Ships Scheme, a Framework Document
World Meteorological Organization (WMO) ; Intergovernmental Oceanographic Commission (IOC) - WMO, 2010Ships of the World Meteorological Organization (WMO) Voluntary Observing Ship (VOS) scheme have always been an important component of the global observing system of the WMO, providing meteorological and oceanographic data essential to operational meteorology, maritime safety services, and a range of marine climatological applications. More recently, it has become clear that their observations can also be of critical importance to global climate studies.
World Meteorological Organization (WMO) ; Intergovernmental Oceanographic Commission
Published by: WMO ; 2010 (revised edition)Ships of the World Meteorological Organization (WMO) Voluntary Observing Ship (VOS) scheme have always been an important component of the global observing system of the WMO, providing meteorological and oceanographic data essential to operational meteorology, maritime safety services, and a range of marine climatological applications. More recently, it has become clear that their observations can also be of critical importance to global climate studies.
Notes: First edition: 1999, second edition: 2008
Collection(s) and Series: WMO/TD JCOMM Technical Report- No. 04
Language(s): English
Format: Digital (Free)Tags: Capacity development ; Marine meteorology ; Joint WMO/ IOC Technical Commission for Oceanography and Marine Meteorology (JCOMM)
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IOM Report, 103. Evaluation Scheme for Regional Instrument Centres and Other Calibration Laboratories
The calibration of instruments and the traceability of meteorological measurements to the International Standard (SI) of units are crucial to ensure the quality of meteorological observations and to meet the users’ requirements. Regional Instrument Centres (RICs) play a key role in this context, by providing calibration services to other Members of their Region. In view of the need to ensure the quality of the services provided by the RICs, and the need for strengthening of RICs, the WMO Executive Council requested CIMO to develop a mechanism for their continuous evaluation to ensure quality o ...
Published by: WMO ; 2010
The calibration of instruments and the traceability of meteorological measurements to the International Standard (SI) of units are crucial to ensure the quality of meteorological observations and to meet the users’ requirements. Regional Instrument Centres (RICs) play a key role in this context, by providing calibration services to other Members of their Region. In view of the need to ensure the quality of the services provided by the RICs, and the need for strengthening of RICs, the WMO Executive Council requested CIMO to develop a mechanism for their continuous evaluation to ensure quality of their services and to verify the traceability of the basic meteorological variables. This publication describes the first Evaluation Scheme developed for Regional Instrument Centre’s regular assessment. It was developed by a member of the CIMO Expert Team on Regional Instrument Centre, Mr Jérôme Duvernoy. This report explains how to use the Evaluation Scheme for Regional Instrument Centres and Other Calibration Laboratories that consists in an Excel Sheet. It describes briefly the background of the Evaluation Scheme, the user manual and provides some guidance on the ISO 17025 standard “General requirements for the competence of testing and calibration laboratories”. The Evaluation Scheme itself is based on the Terms of Reference of RICs and on the ISO 17025 standard on which they rely. The Evaluation Scheme has been prepared in a way to help users in maintaining or strengthening their quality management system. It contains three main parts in the form of a questionnaire, results and improvement advices. This IOM Report can be considered as a tool that is useful for the regular assessment of RICs, but also as a help to establish the quality system of a RIC or of a calibration laboratory. The main benefits of correctly implementing ISO/IEC 17025 in a RIC or a NMHSs’ calibration laboratory are the continuous improvement of calibration quality and laboratory effectiveness, which also improve the data quality of observing parameters exchanged within WIGOS, as well as the improved national and regional recognition of the laboratory.
Collection(s) and Series: WMO/TD- No. 1545; IOM Report- No. 103
Language(s): English
Format: CD, DVD, Digital (Free)Tags: Precipitation forecasting ; Instruments and Methods of Observation Programme (IMOP)
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IOM Report, 102. CIMO Survey on national summaries of methods and instruments for solid precipitation measurement at automatic weather stations
This publication reports on the results of the CIMO survey, initiated in 2008, on the current methods, instruments and challenges for the measurement of solid precipitation at automatic weather stations. The current survey is the third in its category. It was built on the two previous surveys that were conducted by CIMO 10 and 20 years ago. Since then, the automatic stations have been providing an increased percentage of precipitation data, snow water equivalent, and depth of snow on the ground. The CIMO, at its 14th session, initiated this review to assess the methods for measurement and obse ...
CIMO Survey on national summaries of methods and instruments for solid precipitation measurement at automatic weather stations
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Published by: WMO ; 2010
This publication reports on the results of the CIMO survey, initiated in 2008, on the current methods, instruments and challenges for the measurement of solid precipitation at automatic weather stations. The current survey is the third in its category. It was built on the two previous surveys that were conducted by CIMO 10 and 20 years ago. Since then, the automatic stations have been providing an increased percentage of precipitation data, snow water equivalent, and depth of snow on the ground. The CIMO, at its 14th session, initiated this review to assess the methods for measurement and observation of solid precipitation, snowfall and snow depth, at automatic, unattended stations in cold climate (polar and alpine). In that context, CIMO tasked the Expert Team on SurfaceBased Instrument Intercomparisons and Calibration Methods (ETSBII& CM) to conduct this work. This IOM Report, prepared by a member of the Expert Team, Ms Rodica Nitu as Lead author, and by Ms Kai Wong, provides the result of the analysis of the survey on National summaries of methods and instruments for solid precipitation measurement at automatic weather stations that was performed in 2008 to document and review the current methods, instruments and challenges of automatic solid precipitation measurements. The survey was prepared in a way to reflect the transition from manual to automatic observation of precipitation and to provide information on the extent of use of automation for measuring precipitation, the parameters monitored, the instruments used and their metadata, and the current development work taking place for improving the measurement of precipitation. This publication facilitates a better understanding of the global configuration of precipitation measurement and lays the ground for a proposed WMO intercomparison of instruments measuring solid precipitation.
Collection(s) and Series: WMO/TD- No. 1544; IOM Report- No. 102
Language(s): English
Format: CD, DVD, Digital (Free)Tags: Precipitation forecasting ; Instruments and Methods of Observation Programme (IMOP)
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IOM Report, 100. Evaluation of the Survey on Lightning Detection Systems - Report on Current Operational Networks
This publication reports on the results of the CIMO survey on lightning detection systems. This survey was the first in its category. It was initiated by the CIMO in its 14th intersession period as part of a review of the current operational lightning detection systems networks used by Members, to assess the need and possibility to organize an intercomparison of such systems. In that context, CIMO charged the Expert Team on Remote Sensing UpperAir Technology and Techniques to conduct this work. This IOM Report, prepared by a member of the Expert Team, Mr Mohamed Dahoui provides the results of ...
Published by: WMO ; 2010
This publication reports on the results of the CIMO survey on lightning detection systems. This survey was the first in its category. It was initiated by the CIMO in its 14th intersession period as part of a review of the current operational lightning detection systems networks used by Members, to assess the need and possibility to organize an intercomparison of such systems. In that context, CIMO charged the Expert Team on Remote Sensing UpperAir Technology and Techniques to conduct this work. This IOM Report, prepared by a member of the Expert Team, Mr Mohamed Dahoui provides the results of the analysis of the survey that was performed in 2009 to document and review the current operational lightning detection networks used by Members. It describes briefly the scope of the survey, the subsequent analysis approach and focuses on the detailed analysis. It provides a number of findings and recommendations from the author. The survey was prepared so as to reflect the current status of the operational lightning detection networks, and report on their strengths and weaknesses, including coverage, accuracy, reliability and cost effectiveness. It comprises six sections covering the network and data management aspects.
Collection(s) and Series: WMO/TD- No. 1542; IOM Report- No. 100
Language(s): English
Format: CD, DVD, Digital (Free)Tags: Observations ; Instruments and Methods of Observation Programme (IMOP)
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SP, 07. The Space-based Global Observing System in 2010 (GOS-2010)
This document continues the series submitted by WMO at yearly intervals, aiming at reviewing the status of satellite programmes and analysing particular aspects. It is structured as a Dossier comprising an Introduction followed by five Volumes: Vol. I Satellite programmes description; Vol. II Earth observation satellites and their instruments; Vol. III Gap analysis in the space-based component of GOS; Vol. IV Estimated performance of products from typical satellite instruments; Vol. V Compliance analysis of potential product performances with user.
requirements
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GCOS, 145. Report of the Eighteenth Session of the WMO-IOC-UNEP-ICSU Steering Committee for GCOS
World Meteorological Organization (WMO) ; United Nations Environment Programme (UNEP); Intergovernmental Oceanographic Commission (IOC) - WMO, 2010 (WMO/TD-No. 1563)
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GCOS, 144. Guide to the GCOS Surface Network (GSN) and GCOS Upper-Air Network (GUAN) : (2010 Update of GCOS-73)
World Meteorological Organization (WMO) ; United Nations Environment Programme (UNEP); International Council for Science (ICSU); et al. - WMO, 2010 (WMO/TD-No. 1558)
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GCOS, 143. Guideline for the Generation of Datasets and Products Meeting GCOS Requirements*
World Meteorological Organization (WMO) ; United Nations Environment Programme (UNEP); International Council for Science (ICSU); et al. - WMO, 2010 (WMO/TD-No. 1530)This guideline is intended to help all producers of climate-relevant datasets (e.g., meteorological services, research institutions, oceanographic centres, environmental agencies, space agencies, universities) in the way they document, assess the quality of, and publicize their work related to the generation, processing and analysis of climate datasets and derived products (i.e. Fundamental Climate Data Records (FCDRs)2 and Essential Climate Variable products (ECV, cf. Annex I)), based on observations from surface-based, airborne and satellite-based instruments.
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GCOS, 141. Summary Report of the Twelfth Session of the GTOS/GCOS Terrestrial Observation Panel for Climate (TOPC): final report
World Meteorological Organization (WMO) ; United Nations Environment Programme (UNEP); International Council for Science (ICSU); et al. - WMO, 2010 (WMO/TD-No. 1528)
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GAW Report, 189. Report of the MACC/GAW Session on the Near-Real-Time Delivery of the GAW Observations of Reactive Gases
World Meteorological Organization (WMO) ; Penkett Stuart; Schultz M.; et al. - WMO, 2010 (WMO/TD-No. 1527)
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CAS/JSC WGNE Report, 25. Report of the twenty-fifth session of the CAS/JSC Working Group on Numerical Experimentation (WGNE)
World Meteorological Organization (WMO) ; International Council for Science (ICSU); Intergovernmental Oceanographic Commission (IOC) - WMO, 2010 (WMO/TD-No. 1524)
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JCOMM Technical Report, 23. SIGRID-3 :a vector archive format for sea ice charts
Intergovernmental Oceanographic Commission (IOC); World Meteorological Organization (WMO) ; International Ice Charting Working Group's Ad Hoc Format Team for the WMO Global Digital Sea Ice Data Bank Project - WMO, 2010 (revised edition; WMO/TD-No. 1214)This document describes the SIGRID-3 format so that it may be understood by a variety of users and implemented by chart-producing ice centers or services. SIGRID-3 evolved from earlier SIGRID formats and incorporates much of their content (see Appendix 1 for notes on earlier SIGRID formats and their application in SIGRID-3). For example, SIGRID variable identifiers such as “CT” for total concentration are used in SIGRID-3. While all SIGRID variable identifiers may be used in SIGRID-3, those that are commonly used are required, such as concentration, stage of development, and form. Users famili ...
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WWRP 2010-2 - 1st WMO International Conference on Indian Ocean Tropical Cyclones and Climate Change
Contains: Inter-annual Variation of Frequency of Cyclonic Disturbances Landfalling over WMO/ESCAP Panel Member Countries; Toward Improved Projection of the Future Tropical Cyclone Changes; An Assessment of Climate Change Impact on Cyclone Frequency and Design Wave Height in the Oman Sea; Long-Range Prediction of Tropical Cyclones for Bangladesh; On Developing a Tropical Cyclone Archive and Climatology for the South Indian and South Pacific Oceans; International Best Track Archive for Climate Stewardship (IBTrACS): Synthesizing Global Tropical Cyclone Best Track Data; Simulation of Track and In ...
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Abstracts - International Workshop on Addressing the Livelihood Crisis of Farmers: Weather and Climate Services
The International Workshop on Addressing the Livelihood Crisis of Farmers: Weather and Climate Services is taking place at a time when there is a growing concern about livelihoods of over 500 million smallholder farmers around the world coupled with the increasing climate variability and future climate change. The world population is projected to grow from 6.5 billion today to 8.3 billion in 2030 and nearly 9.2 billion in 2050. All of that growth will be concentrated in developing countries. Global food production will therefore need to increase by more than 50% by 2030, and should nearly doub ...
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WWRP, 03. Training workshop on tropical cyclone forecasting wmo typhoon landfall forecast demonstration project
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WWRP, 05. WWRP 2010-5 - 5th WMO Symposium on data assimilation
Improving the combination of observations and dynamical models by data assimilation systems has underpinned many advances in our understanding of the natural environment, and forecasting ability. These improvements, coupled with the development of ever more powerful computers and more sophisticated communication systems such as the internet and the World Wide Web have also heightened expectations. As a result, society is looking for further significant benefits from applications of meteorology, oceanography and hydrology.
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GAW Report, 191. Instruments to Measure Solar Ultraviolet Radiation : part 4: Array Spectroradiometers
World Meteorological Organization (WMO) ; Bais A.; Bernhard G.; et al. - WMO, 2010 (WMO/TD-No. 1538)This paper is part four of a series of documents dedicated to instruments for the measurement of solar ultraviolet radiation. The series of documents has been drawn up by the WMO Scientific Advisory Group on UV Monitoring and the UV Instrumentation Subgroup. The aim of the series is to define instrument specifications and guidelines for instrument characterization that are needed for reliable UV measurements.
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WWRP, 04. WWRP 2010-4 - 2nd WMO International Workshop on Tropical Landfall Processes (IWTCLP-II)
Severe calamities and fatalities have arisen from landfalling tropical cyclones (TC) around the world in recent years, such as Morakot (August 2009) in western North Pacific, Nargis (May 2008) in Bay of Bengal, Gonu (June 2007) in North Arabian Sea, Bilis (July 2006) in western North Pacific, Katrina (August 2005) in Gulf of Mexico, and Catarina (March 2004) in South Atlantic etc. Transferring the advancements from the research community to operational forecast centers in NMHSs would be helpful for improving the landfalling tropical cyclone (LTC) forecasts and for mitigation of high-impact tro ...
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PWS, 19. National Meteorological and Hydrological Services, Their Partners and User Communities : (Follow-up to the Madrid Action Plan - for Improved Social and Economic Benefits of Weather, Climate and Water Services)
This report has been prepared to build upon the Madrid Action Plan (MAP) that resulted from the WMO International Conference on Secure and Sustainable Living: Social and Economic Benefits of Weather, Climate and Water Services, Madrid, Spain, 19-22 March 2007, which is also known as the Madrid Conference. The report is presented in three parts and four appendices. The first section, Part I of the report relates to the Madrid Conference and the MAP. The MAP actions are analysed and proposals are made regarding the ways that both National Meteorological and Hydrological Services (NMHSs) and the ...
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PWS, 20. Administrative Procedure for Registering WMO Alerting Identifiers
In applications and services which support alerting, it is necessary to identify various information objects. This document enables the registration of Object IDentifiers (OIDs) for alerting information, i.e., content included in alert messages or otherwise associated with the activity of alerting. The Registration Authority, World Meteorological Organization (WMO), maintains these OIDs and accepts requests through WMO Members for the assignment of additional OIDs for information objects relevant to alerting. This document specifies rules for the registration of all such OIDs subordinate to th ...
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PWS, 21. Guidelines on early warning systems and application of nowcasting and warning operations
In 2010, a historic heat wave and numerous wildfires impacted Moscow and surrounding areas in the Russian Federation. At the same time, catastrophic flooding from unusually heavy monsoon rains was ongoing in Pakistan. Both events led to many fatalities and considerable human suffering. As climate change due to anthropogenic forcing continues, extreme weather events such as these are likely to become more common (IPCC 2007), further increasing the need for preparedness and early warning systems.
The need for robust early warning systems goes beyond purely natural disasters and extend ...
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IOM Report, 105. Measurement challenges for global observation systems for climate change monitoring : traceability, stability and uncertainty
World Meteorological Organization (WMO) ; Bureau International des Poids et Mesures (BIPM) - WMO, 2010 (WMO/TD-No. 1557)The WMO-BIPM workshop on ‘Measurement Challenges for Global Observation Systems for Climate Change Monitoring: Traceability, Stability and Uncertainty’ was held at the WMO Headquarters from 30 March to 1 April 2010, and brought together over 120 scientists active in long term measurements
relevant to climate change monitoring and metrologists responsible for developing standards as references to which such measurements could be traceable.
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IOM Report, 104. Papers presented at the WMO Technical Conference on Meteorological and Environmental Instruments and Methods of Observation (TECO-2010)
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