Ecowitt Weather Sensor Not Connecting or Reporting

Ecowitt sensors provide weather and air quality data via WiFi gateway. This guide covers connectivity issues.

Sensor Not Connecting to Gateway

1. Ecowitt sensors use 915MHz RF to gateway
2. Gateway connects to WiFi for cloud/local access
3. Check sensor batteries are fresh
4. Position gateway centrally between sensors
5. Range is approximately 300 feet open air

Gateway WiFi Setup

1. Use Ecowitt or WS View app for setup
2. Gateway requires 2.4GHz WiFi
3. Connect phone to gateway hotspot first
4. Configure home WiFi credentials
5. Gateway LED indicates connection status

WH45 Air Quality Specific

1. Monitors PM2.5, PM10, CO2, temperature, humidity
2. CO2 sensor needs 24-hour calibration
3. Place away from HVAC vents
4. Indoor use recommended
5. Powered by USB (no battery)

Data Not Updating

1. Check sensor shows on gateway console
2. Sensors report every 60 seconds typical
3. Weather services may have longer delay
4. Local API updates more frequently
5. Check gateway cloud connection status

Home Assistant Integration

1. Use Ecowitt integration (HACS)
2. Configure gateway to send to HA IP
3. Set custom server path in gateway
4. All sensors appear as entities
5. No cloud dependency with local setup

Weather Underground/Other Services

1. Gateway can upload to multiple services
2. Configure in WSView app or web interface
3. Enter station ID and key for each service
4. Supports WU, WeatherCloud, Ecowitt.net
5. Custom server for local storage options