⚡ Next-Gen IoT & AI Environmental Monitoring

AI Weather Monitor

An end-to-end IoT platform collecting real-time environmental telemetry from ESP32 microcontrollers, combining live external Weather APIs, and delivering intelligent rule-based AI weather forecasts and automated alerts.

Launch Real-Time Dashboard 📊 System Architecture

🌟 Core System Capabilities

📟

ESP32 IoT Telemetry

Continuous data acquisition from DHT11 (Temp & Humidity), MQ135 (Gas & Air Quality), Rain Sensor, and Soil Moisture sensors with sub-second transmission.

⚡

RESTful Live Telemetry

Lightweight HTTP polling streams live sensor telemetry smoothly without WebSocket restrictions on shared hosting environments.

🤖

AI Weather Predictor

Multi-parameter inference engine fusing local micro-climate sensor metrics with regional meteorological API data to predict impending atmospheric events.

🌍

Live Weather API

Integrated OpenWeatherMap API service fetching real-time global weather, wind speed, pressure, cloud cover, sunrise/sunset, and feels-like temperatures.

📈

Interactive Chart.js

Real-time responsive dynamic charting tracking temporal variations in temperature, humidity, air quality index, and soil moisture.

🛡️

Intelligent Alert Engine

Dynamic early-warning alerts for hazardous air quality, high temperature thresholds, rain detection, and agricultural soil dryness conditions.

🏗️ System Architecture & Data Flow

+------------------+       +-------------------+       +-------------------+       +--------------------+
|  DHT11 (GPIO 18) |       |  MQ135 (GPIO 35)  |       |Rain Sensor(GPIO 34|       |Soil Moisture(GPIO33|
+--------+---------+       +---------+---------+       +---------+---------+       +---------+----------+
         |                           |                           |                           |
         +---------------------------+-------------+-------------+---------------------------+
                                                   |
                                                   v
                                      +--------------------------+       +----------------------+
                                      |    ESP32 Microcontroller |<----->| SSD1306 OLED Display |
                                      |  (Wi-Fi 802.11 b/g/n)    |       | (I2C: GPIO 21 & 22)  |
                                      +------------+-------------+       +----------------------+
                                                   | HTTP POST /api/sensor-data
                                                   v
                                      +--------------------------+        +--------------------------+
                                      |   Node.js + Express.js   |<------>|  OpenWeatherMap API      |
                                      |  Backend Server (cPanel) |        |  (Global Weather Data)   |
                                      +------+-------------+-----+        +--------------------------+
                                             |             |
                         +-------------------+             +--------------------+
                         v                                                      v
              +----------------------+                               +----------------------+
              |   MySQL Database     |                               | Web Application (UI) |
              | (Persistent Storage) |                               | (HTTP Poll + Charts) |
              +----------------------+                               +----------------------+
            

🔌 ESP32 Hardware Pinout & Interfacing

Sensor Module	Sensor Type	Target Parameter	ESP32 GPIO Pin	Interface Protocol
DHT11	Temperature & Humidity Sensor	Temperature (°C) & Humidity (%)	GPIO 18	Digital 1-Wire
MQ135	Hazardous Gas & Air Quality Sensor	Air Quality Index / Gas Level (PPM)	GPIO 35 (ADC1_CH7)	Analog ADC (100k/100k Divider)
Rain Sensor	Raindrop Detection Module	Precipitation Status (Rain / No Rain)	GPIO 34 (ADC1_CH6)	Analog ADC
Soil Moisture Sensor	Soil Moisture Hygrometer	Volumetric Soil Moisture (%)	GPIO 33 (ADC1_CH5)	Analog ADC
SSD1306 OLED (128x64)	OLED Graphic Display	On-Device Telemetry & Status	SDA: GPIO 21, SCL: GPIO 22	I2C Protocol (0x3C)