GCRI · Foundry
NXS-EWS
NXS-EWS (multi-hazard monitoring and warning) supports multi-hazard early warning: forecast verification, impact-based warning support and dissemination readiness for the authorities that issue warnings. It issues none itself.
NXS-EWS in seven parts.
- 01Platforms servedNXS-EWS serves these platforms
- 02The problem it addressesA forecast is not a warning, and a warning is not action
- 03Reference practiceThe standards a design like this is read against
- 04Neighbouring systemsWhat it exchanges with the other systems
- 05RoomsThe ten rooms of NXS-EWS
- 06AccessAuthorised projects only
- 07Risk AcademyWhere NXS-EWS subjects are taught
NXS-EWS serves these platforms.
A forecast is not a warning, and a warning is not action.
NXS-EWS is defined in system profile NRS-S8 of the Nexus Standards. The warning chain runs from risk knowledge through monitoring and forecasting, dissemination and communication, to preparedness and response. Failures cluster at the joins: forecasts not translated into impacts, warnings that do not reach the last mile, thresholds not tied to action.
- Verification of forecasts against observations.
- Impact-based warning support linked to exposure.
- Readiness of dissemination channels, including CAP.
The standards a design like this is read against.
| Reference | Relevance |
|---|---|
| Early Warnings for All | Four-pillar warning chain |
| WMO Multi-hazard Early Warning Systems checklist | Assessment of warning systems |
| Common Alerting Protocol | Standard warning message format |
What it exchanges with the other systems.
- Draws on NXS-EOP (earth observation and digital twins) and NXS-OPS (instruments, sensors and calibration).
- Hands to NXS-AAP for anticipatory action readiness.
The ten rooms of NXS-EWS.
NXS-EWS has the eight rooms every Foundry system shares, set to its own authority, and two specialist rooms, Forecast Verification and Warning Desk. Each is described by the work it is designed for; the public register records NXS-EWS as declared, not deployed.
| Room | Kind | Designed to |
|---|---|---|
| Station | Shared | Operate, inspect and correct authoritative domain posture for multi-hazard monitoring, impact forecasting and warning-support readiness |
| Mission | Shared | Coordinate bounded objective-oriented intelligence and human handoff for multi-hazard monitoring, impact forecasting and warning-support readiness |
| Builder | Shared | Design, engineer and prepare governed changes and artefacts for multi-hazard monitoring, impact forecasting and warning-support readiness |
| Maps | Shared | Inspect and compose spatial, temporal and world-model intelligence for multi-hazard monitoring, impact forecasting and warning-support readiness |
| Data | Shared | Work with data, ontology, Chronotopes, graphs, scientific methods and risk for multi-hazard monitoring, impact forecasting and warning-support readiness |
| Commons | Shared | Work with policy, law, standards, clauses, obligations and assurance for multi-hazard monitoring, impact forecasting and warning-support readiness |
| Reports | Shared | Compute, model, synthesise and visualise governed analytical products and reproducible reports for multi-hazard monitoring, impact forecasting and warning-support readiness |
| Knowledge | Shared | Work with institutional memory, records, citations, runbooks and learning for multi-hazard monitoring, impact forecasting and warning-support readiness |
| Forecast Verification | Specialist | Evaluate forecast usefulness and reliability for a specified hazard, region, lead time, population and decision context |
| Warning Desk | Specialist | Manage the accountable preparation, review, authorised dissemination, updates and cancellation of warning-support products |
Authorised projects only.
Access requires an authorised project with an accountable owner, data terms and a review plan. Enquiries go to the contact form.
Where NXS-EWS subjects are taught.
Risk Academy, led by the Nexus Consortium, teaches the subjects practised in NXS-EWS in these disciplines; the Global Centre for Risk and Innovation (GCRI) links to the Academy as a partner and does not provide its courses.
- Cryosphere and mountain systemsFacultyFaculty of Earth and Environmental SciencesNXS-EWS roomsWarning Desk
- Earthquakes, volcanoes, tsunamis and landslidesFacultyFaculty of Hazards, Disasters and ResilienceNXS-EWS roomsWarning Desk
- Floods, storms and tropical cyclonesFacultyFaculty of Hazards, Disasters and ResilienceNXS-EWS roomsForecast Verification
- Heat, drought and wildfireFacultyFaculty of Hazards, Disasters and ResilienceNXS-EWS roomsForecast Verification
- Space weather and extraterrestrial hazardsFacultyFaculty of Hazards, Disasters and ResilienceNXS-EWS roomsWarning Desk
- Early warning and anticipatory actionFacultyFaculty of Hazards, Disasters and ResilienceNXS-EWS roomsForecast Verification, Warning Desk
- Multi-hazard and compound risk assessmentFacultyFaculty of Hazards, Disasters and ResilienceNXS-EWS roomsWarning Desk
- Public health emergencies and epidemicsFacultyFaculty of Health and SocietyNXS-EWS roomsForecast Verification
- Epidemic modelling and forecastingFacultyFaculty of Health and SocietyNXS-EWS roomsForecast Verification
- Climate and healthFacultyFaculty of Health and SocietyNXS-EWS roomsWarning Desk
- Probabilistic forecasting and verificationFacultyFaculty of Risk Science and MethodsNXS-EWS roomsForecast Verification
- Risk communication and risk literacyFacultyFaculty of Risk Science and MethodsNXS-EWS roomsWarning Desk
Where this page’s references lead.
The bodies and documents this page is read against. Status and editions change; each link goes to the issuing body.
Questions and answers.
Is the system available now?
Bring a method, a dataset or a question.
Information and enquiries are open today. An enquiry receives a reference and names the next step; applications, payments, compute allocations and registrations open only when their team, terms and review capacity exist.
Legal documents.
Maps, data and figures on this site are shown for context and general information. They are not advice, forecasts or warnings; the limits of the information are set out in the Disclaimers and Data Notices.