This is a beautiful weather slider shortcode and 42 types of weather. Based on OpenWeatherMap.

1. Weather Slider Shortcode: A shortcode is a small piece of code that can be inserted into a web page or content management system (CMS) to perform a specific function. In this case, it's a shortcode that's designed to display weather-related information.

2. OpenWeatherMap: OpenWeatherMap is a popular online service that provides weather data and forecasts. It offers access to a wide range of weather information, including current conditions, forecasts, historical data, and more, through APIs (Application Programming Interfaces).

3. 42 Types of Weather: Weather is often described using various weather conditions or "types." For example, common weather types might include sunny, rainy, cloudy, snowy, stormy, etc. When you say there are "42 types of weather," it likely means that the shortcode can display weather conditions using a variety of descriptive terms or icons for different weather scenarios. This can provide a more detailed and specific representation of weather conditions.