2024.11.3
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WeatherFlow

The WeatherFlow integrationIntegrations connect and integrate Home Assistant with your devices, services, and more. [Learn more] is a local-only integrationIntegrations connect and integrate Home Assistant with your devices, services, and more. [Learn more] that reads weather data from all WeatherFlow Tempest compatible weather station on the local network.

Note

You may see slight deviations between the values reported in Home Assistant and the values in the WeatherFlow App. This is because the WeatherFlow app considers both forecasts and neighboring weather stations in addition to the local data used in this integrationIntegrations connect and integrate Home Assistant with your devices, services, and more. [Learn more].

Which integration(s) should I use

There are two integrations for WeatherFlow devices, and you are not limited to selecting just one.

  • WeatherFlow is a local only UDP-based integration that will read data directly from the device. This integration does require the Home Assistant server and the WeatherFlow device to be on the same subnet.

  • WeatherFlow Cloud is a cloud-based integration that closely mirrors the data available via the Weatherflow Tempest mobile applications and is likely a good starting place for most users as it provides both Forecast and Sensor data.

Configuration

To add the WeatherFlow hub to your Home Assistant instance, use this My button:

Manual configuration steps

If the above My button doesn’t work, you can also perform the following steps manually:

  • Browse to your Home Assistant instance.

  • Go to Settings > Devices & Services.

  • In the bottom right corner, select the Add Integration button.

  • From the list, select WeatherFlow.

  • Follow the instructions on screen to complete the setup.

Sensors

This integrationIntegrations connect and integrate Home Assistant with your devices, services, and more. [Learn more] will expose the following sensors:

  • Air density
  • Air pressure
  • Dew point
  • Feels like
  • Humidity
  • Illuminance
  • Irradiance
  • Lightning average distance
  • Lightning count
  • Precipitation (accumulated over the previous minute)
  • Precipitation intensity (extrapolated from the accumulation over the previous minute)
  • Precipitation type
  • Temperature
  • UV index
  • Vapor pressure
  • Wet bulb temperature
  • Wind direction
  • Wind direction average
  • Wind gust
  • Wind lull
  • Wind speed

Diagnostic sensors

Additionally the following diagnostic sensors are available:

  • Battery voltage
  • Signal strength
  • Uptime

Networking notes

This integrationIntegrations connect and integrate Home Assistant with your devices, services, and more. [Learn more] relies on the ability of Home Assistant to receive UDP traffic on port 50222. You may run into trouble if you have a more complex network setup utilizing either VLANs or multiple subnets.