---
title: "Latest week-ahead total load forecast (WATL/B0630)"
method: GET
path: "/forecast/demand/total/week-ahead/latest"
tags: ["Demand Forecast"]
---

# Latest week-ahead total load forecast (WATL/B0630)

`GET /forecast/demand/total/week-ahead/latest`

## Request

- Base URL: `https://data.elexon.co.uk/bmrs/api/v1`
- URL: `https://data.elexon.co.uk/bmrs/api/v1/forecast/demand/total/week-ahead/latest`
- Auth: none declared

This endpoint returns the most recently published WATL / B0630 forecast.
            
This forecast is the week-ahead total load forecast per bidding zone data,
with minimum possible and maximum available total loads in MW values.

## Query parameters

- `format` 'json' | 'xml' | 'csv'

## Response `200`

Data retrieved

- InsightsApiModelsResponsesResponseWithMetadata1InsightsApiModelsResponsesTransparencyWeekAheadTotalLoadPerBiddingZone
  - `data` InsightsApiModelsResponsesTransparencyWeekAheadTotalLoadPerBiddingZone[], nullable
    - `publishTime` string, date-time
    - `forecastDate` string, date
    - `forecastWeek` integer
    - `minimumPossible` number, double
    - `maximumAvailable` number, double
  - `metadata` InsightsApiModelsMetadataApiResponseSourceMetadata
    - `datasets` string[], nullable

## Other responses

- `400`: Error with query parameters - see response for details
- `429`: Too many requests
- `500`: Server error - please try again later

---

[API](https://skmtc.dev/elexon/apis/bmrs-insights.md) - [All operations](https://skmtc.dev/elexon/apis/bmrs-insights/llms.txt) - [OpenAPI document](https://skmtc.dev/elexon/apis/bmrs-insights/revisions/d992cbaa9351?raw)