🌤️ Advanced Weather Multi-Agent System Powered by LangGraph 🌦️

A sophisticated multi-agent weather application built with Node.js and LangGraph.js that demonstrates the capabilities of the LangGraph framework. The system coordinates multiple specialized agents to provide comprehensive weather information.

🌟 Features

• Multi-Agent Architecture: Four specialized agents working together

• LangGraph Workflow: State-based workflow orchestration

• Real-time Weather Data: Current conditions, forecasts, and historical data

• Intelligent Query Analysis: Automatic routing to relevant agents

• Beautiful Web Interface: Modern, responsive UI

• Comprehensive API: RESTful endpoints for integration

🤖 Agents

1. Main Response Agent

• Role: Coordinator and orchestrator

• Responsibilities:

  • Query analysis and routing

  • Multi-agent coordination

  • Response synthesis

  • User experience management

2. Current Weather Agent

• Role: Real-time weather specialist

• Capabilities:

  • Current temperature, humidity, pressure

  • Wind speed and direction

  • Weather conditions and visibility

  • Sunrise/sunset times

  • Weather alerts and warnings

3. Forecast Agent

• Role: Weather prediction specialist

• Capabilities:

  • 5-day weather forecasts

  • Temperature trend analysis

  • Precipitation probability

  • Wind pattern analysis

  • Planning recommendations

4. Historical Weather Agent

• Role: Historical data specialist

• Capabilities:

  • Historical weather data

  • Weather pattern analysis

  • Climate trend identification

  • Historical comparisons

🏗️ Architecture

┌─────────────────┐    ┌──────────────────┐    ┌─────────────────┐
│   Web Interface │    │  Express Server  │    │  LangGraph      │
│                 │◄──►│                  │◄──►│  Workflow       │
└─────────────────┘    └──────────────────┘    └─────────────────┘
                                │                        │
                                ▼                        ▼
                       ┌──────────────────┐    ┌─────────────────┐
                       │  Weather API     │    │  Multi-Agent    │
                       │  (OpenWeatherMap)│    │  System         │
                       └──────────────────┘    └─────────────────┘

🙏 Acknowledgments

• LangGraph.js for the workflow framework

• OpenWeatherMap for weather data

• OpenAI for language model capabilities