Weather App

A weather web application with real-time forecasts, weather alerts, and historical trends.

Tech Stack

• Framework: Next.js 16 (App Router), React 19, TypeScript (strict mode)
• Styling: Tailwind CSS v3
• Charts: Recharts 2.15+
• Data Fetching: TanStack Query v5
• Timezone: Luxon
• Testing: Jest, React Testing Library, MSW

Getting Started

1. Install dependencies:

npm install

2. Create a .env.local file in the project root with .env.example as a template.

3. Start the development server:

npm run dev

Third-Party APIs and Attribution

This application uses two external weather APIs:

Open-Meteo

• Purpose: Weather forecast data (current, hourly, daily) and historical weather archives
• License: Creative Commons Attribution 4.0 International (CC BY 4.0)
• Attribution required: Yes
• Website: https://open-meteo.com/

Weather data provided by Open-Meteo. Open-Meteo offers free weather forecast APIs for non-commercial use with no API key required.

WeatherAPI.com

• Purpose: Location search/autocomplete and weather alerts
• License: Free tier with mandatory attribution
• Attribution required: Yes
• Website: https://www.weatherapi.com/

Location search and weather alerts powered by WeatherAPI.com.

License

This project is for personal/educational use.

Weather data is provided by Open-Meteo under CC BY 4.0. Location search and alerts are provided by WeatherAPI.com. Both services require attribution when used in public-facing applications.