---
title: "Forecast"
method: POST
path: "/api/v1/cross/tropomi-so2-expand/forecast"
tags: ["TROPOMI-SO2-Expand"]
---

# Forecast

`POST /api/v1/cross/tropomi-so2-expand/forecast`

## Request

- Base URL: `https://www.deepmapai.com`
- URL: `https://www.deepmapai.com/api/v1/cross/tropomi-so2-expand/forecast`
- Auth: none declared

7-day SO2 flux trajectory projection. Cost: 15 cents.

## Query parameters

- `x_api_key` string, nullable

## Request body

- CrossPhysicsTropomiSo2ExpandRouterForecastRequest
  - `volcano_id` integer, nullable: Catalog id of an active volcano (1-50)
  - `lat` number, nullable: Query latitude (used when volcano_id absent)
  - `lon` number, nullable: Query longitude (used when volcano_id absent)
  - `horizon_days` integer: Forecast horizon in days (1-30)

## Response `200`

Successful Response

- object

## Other responses

- `422`: Validation Error

---

[API](https://skmtc.dev/deepmapai/apis/deepmap-ai.md) · [All operations](https://skmtc.dev/deepmapai/apis/deepmap-ai/llms.txt) · [OpenAPI document](https://skmtc.dev/deepmapai/apis/deepmap-ai/revisions/dab995d977d0?raw)