---
title: "Evolution indicated day-ahead forecast (INDDEM, INDGEN, IMBALNGC, MELNGC)"
method: GET
path: "/forecast/indicated/day-ahead/evolution"
tags: ["Indicated Forecast"]
---

# Evolution indicated day-ahead forecast (INDDEM, INDGEN, IMBALNGC, MELNGC)

`GET /forecast/indicated/day-ahead/evolution`

This endpoint provides the forecast indicated day-ahead data over time for the specified settlement date and settlement period.

Date parameter must be provided in the exact format yyyy-MM-dd.

## Query parameters

- `settlementDate` string, date, required
- `settlementPeriod` integer[], required
- `boundary` string
- `format` 'json' | 'xml' | 'csv'

## Response `200`

OK

- InsightsApiModelsResponsesResponseWithMetadata1InsightsApiModelsResponsesIndicatedForecastIndicatedForecast
  - `data` InsightsApiModelsResponsesIndicatedForecastIndicatedForecast[], nullable
    - `publishTime` string, date-time, nullable
    - `startTime` string, date-time
    - `settlementDate` string, date
    - `settlementPeriod` integer
    - `boundary` string, nullable
    - `indicatedGeneration` integer, nullable
    - `indicatedDemand` integer, nullable
    - `indicatedMargin` integer, nullable
    - `indicatedImbalance` integer, nullable
  - `metadata` InsightsApiModelsMetadataApiResponseSourceMetadata
    - `datasets` string[], nullable

---

[API](https://skmtc.net/elexon/apis/bmrs-insights.md) · [All operations](https://skmtc.net/elexon/apis/bmrs-insights/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/elexon/bmrs-insights/revisions/d94e9edb295e/schema)