# DTN QVA API

**Canonical:** https://apis.io/apis/dtn/dtn-qva-api/  
**Provider:** DTN — https://apis.io/providers/dtn/  
**Base URL:** https://weather.api.dtn.com  
**Documentation:** https://devportal.dtn.com/catalog/Weather/dtn-weather-conditions-api/documentation

DTN QVA API is one of 99 APIs that [DTN](https://apis.io/providers/dtn/) publishes on the [APIs.io](https://apis.io/) network, described by a machine-readable OpenAPI specification. Tagged areas include QVA. The published artifact set on APIs.io includes an OpenAPI specification, API documentation, an API reference, and release notes.

Quantitative Volcanic Ash (QVA) data ΓÇö ash cloud polygons, deterministic and probabilistic ash concentration forecasts, and active volcano listings.

## Operations (4)

| Method | Path | Summary |
|---|---|---|
| GET | `/v1/ashcloudQvas/` | Get ash cloud QVA polygons |
| GET | `/v1/deterministicQvas/` | Get deterministic QVA polygons |
| GET | `/v1/probabilisticQvas/` | Get probabilistic QVA polygons |
| GET | `/v1/activeVolcanoQvas/` | Get active volcanoes with QVA data |

## Machine-readable artifacts (84)

- **OpenAPI** — https://raw.githubusercontent.com/api-evangelist/dtn/refs/heads/main/openapi/dtn-qva-api-openapi.yml
- **Documentation** — https://devportal.dtn.com/catalog/Weather/dtn-weather-conditions-api/documentation
- **Reference** — https://devportal.dtn.com/catalog/Weather/dtn-weather-conditions-api/documentation
- **Portal** — https://devportal.dtn.com/
- **Postman** — https://dev-portal-api.prd.coreservices.zones.dtn.com/v1/apis/dtn-weather-conditions-api/postman-collection/2.2.0
- **ReleaseNotes** — https://dev-portal-api.prd.coreservices.zones.dtn.com/v1/apis/dtn-weather-conditions-api/release-notes/2.2.0
- **Documentation** — https://devportal.dtn.com/catalog/Weather/dtn-observation-api/documentation
- **Portal** — https://api.weather.mg/
- **Postman** — https://dev-portal-api.prd.coreservices.zones.dtn.com/v1/apis/dtn-observation-api/postman-collection/2.0.0
- **ReleaseNotes** — https://dev-portal-api.prd.coreservices.zones.dtn.com/v1/apis/dtn-observation-api/release-notes/2.0.0
- **Documentation** — https://devportal.dtn.com/catalog/Weather/dtn-precipitation-api/documentation
- **Postman** — https://dev-portal-api.prd.coreservices.zones.dtn.com/v1/apis/dtn-precipitation-api/postman-collection/1.0.0
- **Documentation** — https://devportal.dtn.com/catalog/Other%20APIs/financial-market-data/documentation
- **Postman** — https://dev-portal-api.prd.coreservices.zones.dtn.com/v1/apis/financial-market-data/postman-collection/1.0.2
- **Documentation** — https://devportal.dtn.com/catalog/WebSocket/agency-bulletin-websocket-api/documentation
- **ReleaseNotes** — https://dev-portal-api.prd.coreservices.zones.dtn.com/v1/apis/agency-bulletin-websocket-api/release-notes/1.0.0
- **Documentation** — https://devportal.dtn.com/catalog/Weather/dtn-agency-bulletin-api/documentation
- **ReleaseNotes** — https://dev-portal-api.prd.coreservices.zones.dtn.com/v1/apis/dtn-agency-bulletin-api/release-notes/2.0.0
- **Documentation** — https://devportal.dtn.com/catalog/Weather/dtn-alerting-API/documentation
- **Documentation** — https://devportal.dtn.com/catalog/Other%20APIs/dtn-astronomical-api/documentation
- **Postman** — https://dev-portal-api.prd.coreservices.zones.dtn.com/v1/apis/dtn-astronomical-api/postman-collection/2.0.0
- **ReleaseNotes** — https://dev-portal-api.prd.coreservices.zones.dtn.com/v1/apis/dtn-astronomical-api/release-notes/2.0.0
- **Documentation** — https://devportal.dtn.com/catalog/Weather/dtn-climatology-api/documentation
- **Postman** — https://dev-portal-api.prd.coreservices.zones.dtn.com/v1/apis/dtn-climatology-api/postman-collection/1.0.0
- **Documentation** — https://devportal.dtn.com/catalog/Other%20APIs/dtn-developer-portal-api/documentation
- **Postman** — https://dev-portal-api.prd.coreservices.zones.dtn.com/v1/apis/dtn-developer-portal-api/postman-collection/1.0.0
- **Documentation** — https://devportal.dtn.com/catalog/Weather/dtn-energy-event-index-api/documentation
- **Postman** — https://dev-portal-api.prd.coreservices.zones.dtn.com/v1/apis/dtn-energy-event-index-api/postman-collection/1.0.0
- **Documentation** — https://devportal.dtn.com/catalog/Aviation/dtn-enhanced-flight-hazards-api/documentation
- **Postman** — https://dev-portal-api.prd.coreservices.zones.dtn.com/v1/apis/dtn-enhanced-flight-hazards-api/postman-collection/1.10.2
- **ReleaseNotes** — https://dev-portal-api.prd.coreservices.zones.dtn.com/v1/apis/dtn-enhanced-flight-hazards-api/release-notes/1.10.2
- **Documentation** — https://devportal.dtn.com/catalog/Weather/dtn-lightning-api/documentation
- **Documentation** — https://devportal.dtn.com/catalog/WebSocket/dtn-lightning-websocket/documentation
- **ReleaseNotes** — https://dev-portal-api.prd.coreservices.zones.dtn.com/v1/apis/dtn-lightning-websocket/release-notes/1.0.0
- **Documentation** — https://devportal.dtn.com/catalog/Aviation/dtn-metars-api/documentation
- **Postman** — https://dev-portal-api.prd.coreservices.zones.dtn.com/v1/apis/dtn-metars-api/postman-collection/1.9.0
- **ReleaseNotes** — https://dev-portal-api.prd.coreservices.zones.dtn.com/v1/apis/dtn-metars-api/release-notes/1.9.0
- **Documentation** — https://devportal.dtn.com/catalog/Weather/dtn-map-tile-api/documentation
- **Postman** — https://dev-portal-api.prd.coreservices.zones.dtn.com/v1/apis/dtn-map-tile-api/postman-collection/2.0.16
- **ReleaseNotes** — https://dev-portal-api.prd.coreservices.zones.dtn.com/v1/apis/dtn-map-tile-api/release-notes/2.0.16
- …and 44 more, listed in full on the page.

## Other DTN APIs (12)

- [DTN Point Forecast API](https://apis.io/apis/dtn/dtn-point-forecast-api/)
- [DTN Account API](https://apis.io/apis/dtn/dtn-account-api/)
- [DTN Agency API](https://apis.io/apis/dtn/dtn-agency-api/)
- [DTN Alerts API](https://apis.io/apis/dtn/dtn-alerts-api/)
- [DTN API Endpoints API](https://apis.io/apis/dtn/dtn-api-endpoints-api/)
- [DTN AP Is API](https://apis.io/apis/dtn/dtn-apis-api/)
- [DTN Archive API](https://apis.io/apis/dtn/dtn-archive-api/)
- [DTN Atmospheric Soundings API](https://apis.io/apis/dtn/dtn-atmospheric-soundings-api/)
- [DTN Auth API](https://apis.io/apis/dtn/dtn-auth-api/)
- [DTN Catalog API](https://apis.io/apis/dtn/dtn-catalog-api/)
- [DTN Codes API](https://apis.io/apis/dtn/dtn-codes-api/)
- [DTN Convective SIGMET API](https://apis.io/apis/dtn/dtn-convective-sigmet-api/)

## Tags

QVA

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/dtn/dtn-qva-api/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/dtn/.