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At a glance

• CHy-Ext.(2019) Pre-session discussion
• CHy-Ext.(2019) Session, 13-14 February 2019
• About CHy
• Terms of reference
• Current structure
• Previous Sessions and reports
• History

Workplans

• Updated versions of the Workplans

CHy Representatives in External Bodies

• As of October 2018

Communication

• Communications from the President
• CHy-15 Newsletter December 2017
• CHy e-Board (a virtual space for CHy communication)

Advisory Working Group (AWG)

• Reports
• Members
• Duties and Responsibilities

Open Panel of CHy Experts (OPACHE)

• About OPACHE
• Become an OPACHE member

HydroSOS

• WMO Global Hydrological Status and Outlook System

Statements

• CHy Statement on the Scientific Basis for, and Limitations of, River Discharge and Stage Forecasting, (21 April 2010)
• CHy Statement on the Terms Stationarity and Nonstationarity

• About QMF-H

• Assessment of the Performance of Flow Measurement Instruments and Techniques (Project X)

• Technical regulations, volume III, Hydrology - Supplement 1

• Guide to Hydrological Practices (English)
  • French version
  • Spanish version
  • Russian version

• Manuals

• Technical reports and series

• Data Access and Exchange
• Data Management
• INFOHYDRO - Hydrological Information Referral Service
• MCH - Meteorological, Climatological and Hydrological Database Management System
• WHOS- WMO Hydrological Observing System

• Report of the WMO Regional Association II (RA-II ), 2012
• Report of the WMO Regional Association IV (RA-IV ), 2013 (Versión en Español)
• Technical Material for Water Resources Assessment, Technical Report Series No.2 - WMO 2012 (WMO, No. 1095)
• Water Resources Assessment (WMO UNESCO) - Handbook for Review of National Capabilities (1997)

Flood

Flood management

• Flood management
• Integrated Flood Management (IFM)
• IFM HelpDesk

Flood forecasting

• Establishing a Community of Practice on End-to-End Early Warning Systems for Flood Forecasting

• Flash Flood Guidance System (FFGS)
  • FFGS Training Programme
  • Project on Delivery and Warnings of Hydrometeorological Hazards - Southern African Region
• Flood Forecasting Initiative
• PROHMSAT-Plata
• Flood forecasting and early warning for Zambezi River Basin
• Prohimet

Drought

• Integrated Drought Management Programme - IDMP

• Development of Hydrological outlooks
• A Note on Stationarity and Nonstationarity

• Training activities
• CHy - Communities of practice
• Managing hydrological services
• World Hydrological Cycle Observing System (WHYCOS)
• Hydrological Operational Multipurpose System - HOMS

• Regional Associations activities in Hydrology
• Regional Working Groups on Hydrology

Technical regulations, volume III, Hydrology
- Supplement 1

Guide to Hydrological Practices (English)

• French version
• Spanish version
• Russian version

Manuals

Technical reports and series

Statements

Other documents

Operational hydrology reports(OHR)

HWRP