---
title: "CWSU Center Advisories"
method: GET
path: "/api/data/cwa"
tags: ["Weather Data"]
---

# CWSU Center Advisories

`GET /api/data/cwa`

## Request

- Base URL: `https://aviationweather.gov` (the document declares no server; this is the origin it was published from)
- URL: `https://aviationweather.gov/api/data/cwa`
- Auth: none declared

Center Weather Advisories issued by NWS Center Weather Service Units (CWSUs)

## Query parameters

- `hazard` 'ts' | 'turb' | 'ice' | 'ifr' | 'pcpn' | 'unk'
- `format` 'raw' | 'json' | 'geojson'
- `date` string

## Response `200`

successful operation

- object[]
  - `cwsu` string: Issuing CWSU identifier
  - `name` string: Issuing CWSU name
  - `receiptTime` string
  - `validTimeFrom` integer
  - `validTimeTo` integer
  - `hazard` string: Hazard type
  - `seriesId` integer
  - `qualifier` string
  - `base` integer
  - `top` integer
  - `geom` 'AREA' | 'LINE'
  - `coords` object[]
  - `rawText` string

## Other responses

- `400`: Input validation errors

---

[API](https://skmtc.dev/aviationweather/apis/aviationweather-gov-api.md) - [All operations](https://skmtc.dev/aviationweather/apis/aviationweather-gov-api/llms.txt) - [OpenAPI document](https://skmtc.dev/aviationweather/apis/aviationweather-gov-api/revisions/282226ebbe51?raw)