Uses the API at weather.com to publish the status of a Personal Weather Station (PWS).
The application can be configured via:
- appsettings.json
- command line arguments
- environment variables
| Setting | Default | Description |
|---|---|---|
| WEATHER__APIKEY | The API key for weather.com (from weather underground). | |
| WEATHER__POLLINTERVALSECONDS | 60*5 | The number of seconds between calls to the service. |
| WEATHER__STATIONID | The id of the PWS to query for. | |
| MODBUS__UNITID | 1 | The Modbus Unit Id. |
| MODBUS__PORT | 502 | The port on which to serve Modbus. |
| MODBUS__IPADDRESS | The local IP Address to use for the Modbus server. Not normally needed. | |
| MODBUS__VERBOSE | false | Set this to get more logging for Modbus. |
| MODBUS__DEVICE_TYPE | Tcp | (Tcp/Udp) The type of Modbus transport to use |
All data is presented in input (read-only) registers.
| Address | Name | Units | Scale |
|---|---|---|---|
| 0 | Temperature | Degrees C | 0.0 |
| 1 | Heat Index | ||
| 2 | Dew Point | Degrees C | |
| 3 | Wind Chill | Degrees C | |
| 4 | WindGust | KPH | |
| 5 | Pressure | 0.0 | |
| 6 | Precipitation Rate | ||
| 7 | Precipitation Total | ||
| 8 | Elevation | Meters |
docker-compose.yaml
version: "3.7"
services:
modbusweather:
image: nmodbus/weatherserver:1.0
restart: always
ports:
- 502:502
environment:
WEATHER__APIKEY: aaaaaaaaaaaaaaaaaaaaaaaaaaa
WEATHER__STATIONID: SSSSSSSSSSSSor command line:
docker run -e WEATHER__APIKEY=QQQQQQQQQ -e WEATHER__STATIONID=FFFFFFFFF nmodbus/modbusweather
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