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United Nations Department of Economic and Social Affairs Sustainable Development

Enhancing earth system observations, monitoring and forecasting for floods and droughts to ensure early warnings for all

World Meteorological Organization (WMO) (
Intergovernmental organization
)
#SDGAction51213
Description
Description

This initiative contributes to the pillar 2 of the Early Warnings for All Initiative initiated by UN Secretary-General in 2022, to ensure that every person on Earth is protected by early warning systems by 2027.
Over the past 20 years, approximately 75 % of all disasters were water related, causing huge social and economic damage of almost US$700 billion. One important preparedness measure for combating the water-related disasters is to have effective and tailored early warning systems at local and regional scale.
A WMO survey shows significant gaps in Multi Hazard Early Warning System (MHEWS) in many areas of the world with only half of WMO Members having an operational MHEWS in place. To develop an early warning system especially for flood and drought hazards, it is essential that reliable and temporally high resolved weather, climate, and water data are collected, analysed, and used by national and local actors for warning services as well as by global and regional centers like ECMWF for producing information. This information is crucial for a better understanding of the water-energy-food- ecosystem nexus (interdependent systems; SDG 1, 2, 6, 7, 11, 13, and 15). WMO plays an important role in fostering collaboration between the NHMS and advocates for free and unrestricted exchange of data and information under the new WMO Unified Data Policy. Furthermore, WMO and its Members and partners co-develop products and services to improve social, economic welfare and the protection of the environment.

WMO through its Technical Commissions, Research Board, Regional Associations and constituent/subsidiary bodies will:
1) Contribute to the development and implementation of global/regional/national/basin scale coordinated systems for acquiring, processing, transmitting, and disseminating meteorological, climatological and hydrological observations and standards related to floods and droughts; and
2) Support the development and implementation of user-focused spatio-temporal high-resolution modelling and forecasting tools and products based on principles of good practice and long-term sustainability.

Key activities include:
1) Enhancing capacity to understand hazards: Conduct gap analyses on early warning needs (national, regional) for different types of floods and droughts, and ensure timely access to, and use of satellite and surface observations (contributions and linkage with SOFF Initiative) and of advanced technologies to build up detection and forecasting capabilities;
2) Accelerate the implementation of the WMO Plan for Action for Hydrology, including the establishment of global, regional, national and basin wide hydrological status and outlook systems (HydroSOS) as well as the establishment of hydrological centres of the WMO Integrated Processing and Prediction System (WIPPS);
3) Development of Regional/National/Global data and products for flood (urban/flash/riverine/other types) and drought modeling and forecasting systems (including cryosphere) through, for instance, the Flash Flood Guidance System with Global Coverage (FFGS/WGC) and other existing tools and with current progress made in the world weather and world climate research programs; and
4) Development of global, regional and national data and information visualization platforms for flood and drought early warning system including training to stakeholders by using best examples and methodologies of Associated Programme on Flood Management (APFM), Integrated Drought Management Programme (IDMP) etc.

Expected Impact

A key action for measuring impact will be to strengthen capacities of the NMHSs (for monitoring, forecasting and dissemination of early warning systems) and improve community preparedness and resilience to water risks (SDG 6, 13, 11, 16).
Socio-economic sectors related activities are dependent on weather and water information for climate adaptation and actions pertaining to disaster risk reduction actions. Improved production of, and access to climate, weather and water observations and forecasts will support stakeholders at various (global, regional, national and local) scales. It will help to make informed decisions on water resources management and the results will inform on impacts of possible disasters for population (SDG 1, 2, 3, 4, 5 and 13), transport and industries (SDG 9), and the environment (SDG 14). This is also critical for effective climate action (SDG 15). It will also support the implementation of the SDGs and Sendai Framework for Disaster Risk Reduction especially in the development of multi-hazard forecast and monitoring systems and foster international, regional and national cooperation and partnerships among countries (SDG 17).

Following the work under this initiative, NMHSs will support various agencies in the countries related to disaster management, environment, water resources, climate change, agriculture, irrigation, power and dam authorities etc. with hydrological and meteorological regularly updated status information (i.e., hourly, daily, weekly, monthly) and prediction of events in a timely manner. As monitoring of weather conditions and water flows require a transboundary/regional approach, this initiative will be instrumental in improving coordination and collaboration between NMHSs of countries.
Finally, the successful implementation of this initiative will also provide strategic and technical expertise to the humanitarian sector, International Organizations, NGOs etc. working on water, weather and climate change adaptation sectors. The forecasting and warning information will significantly contribute in reducing the number of deaths and the number of people affected and substantially decrease the direct socio-economic losses from the water-related disasters, with a focus on protecting the poor and people in vulnerable situations (SDG 11.5).

Partners

• National Meteorological and Hydrological Services (NMHSs) of 193 WMO Member States and Territories
• UN entities and international organizations: UNDRR, IFRC, ITU, UNDP, UNESCO, UNEP, UNECE, etc.
• Multilateral Financial Institutions: Adaptation Fund, World Bank Group, Green Climate Fund, Climate Risk and Early Warning System (CREWS), U.S. Agency for International Development (USAID), Inter-American Development Bank (IADB), SOFF (UN Fund) etc.
• Hydrological and meteorological partners and research centers: NASA, ECMWF, JAXA, NOAA, SMHI, UNEP-DHI, JRC, Deltares, CIMA Research Foundation, HKV, HRC, and other private sector entities like DHI, Google, Microsoft etc.
Global data centers: Global Runoff Data Centre (GRDC), International Groundwater Resources Assessment Centre (IGRAC), International Soil Moisture Network (ISMN)

Additional information

EARLY WARNINGS FOR ALL: Executive Action Plan 2023... | E-Library (wmo.int)
WMO SERCOM https://public.wmo.int/en/governance-reform/services-commission
WMO INFCOM https://public.wmo.int/en/governance-reform/infrastructure-commission
WMO Plan of Action for Hydrology 2022-2030 https://www.hydroref.com/wmo/hcp/index.php
WMO Global Hydrological Status and Outlook System (HydroSOS)
https://community.wmo.int/en/activity-areas/global-hydrological-status-…

Associated Programme on Flood Management (APFM)
https://www.floodmanagement.info/

Integrated Drought Management Programme (IDMP)
https://www.droughtmanagement.info/
Flash Flood Guidance System (FFGS) with Global Coverage
https://community.wmo.int/en/hydrology-and-water-resources/flash-flood-…

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Timeline
01 April 2023 (start date)
31 March 2028 (date of completion)
Entity
World Meteorological Organization (WMO)
SDGs
Region
  1. Global
Other beneficiaries

National Agencies (Disaster Management/Civil Protection, Water resources, Climate Change, Agriculture, Environment, Irrigation, Health, Energy, Local Authorities, etc.) and general public in the countries using the monitoring and forecasting information from the NMHSs , and other global/ regional or basin scale forecasting centers for early response action and early warning systems.
As a pilot phase of this commitment, WMO is partnering with UNDRR, SOFF and the Red Cross in developing end-to-end early warning systems focused on floods and droughts titled ‘Water at the heart of climate action’ which will be implemented in Ethiopia, South Sudan, Sudan and Uganda and which can be applied to other countries at a later stage. WMO will lead the Pillar 2 (earth system observations, monitoring and forecasting for floods and droughts) related outputs and ensure joint collaboration and coordination with Pillar 1 (led by UNDRR) and Pillar 3 (ITU) and 4 (Red Cross) activities.

More information
Countries
Ethiopia
Ethiopia
South Sudan
South Sudan
Sudan
Sudan
Uganda
Uganda
Contact Information

Stefan , Director – Hydrology, Water and Cryosphere, WMO