# Parameters

## Request parameters

| Parameter | Description | Default | Required |
| --- | --- | --- | --- |
| `apikey` | Unique code used to access the API | — | Yes |
| `version` | Version of the API | `v1` | Yes |
| `locationkey` | Unique ID used to search for a specific location. Use the [Locations API](/developers/locations/general) to find the appropriate key. | — | Yes |
| `format` | Format of the response | `json` | No |
| `language` | Language code for localized content (e.g., `en-us`, `fr-FR`). See [Language Support](/developers/languages). | `en-us` | No |
| `types` | Comma-separated list of data types to include in the response. Possible values: `Alerts`, `CurrentConditions`, `DailyForecasts`, `ExtendedForecasts`, `Home`, `HourlyForecasts`, `MinuteForecasts`, `MonthForecasts`, `QuarterlyForecastsMorning`, `QuarterlyForecastsAfternoon`, `QuarterlyForecastsEvening`, `QuarterlyForecastsOvernight`, `Radar`, `Satellite`, `Tides` | No filter | No |
| `dayNumber` | Desired start day of the forecast | `1` | No |
| `hourNumber` | Desired start hour of the forecast (0-23). This number should not exceed 23. | `1` | No |
| `metric` | Whether to return data in metric (`true`) or imperial (`false`) units | `false` | No |

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## Response parameters

| Field | Type | Description |
| --- | --- | --- |
| `Type` | string | Forecast type |
| `Link` | string | Link to AccuWeather's traditional site for the requested location |
| `MobileLink` | string | Link to AccuWeather's mobile site for the requested location |