Weather via twitter and SMS of the location of an Android phone using OwnTracks, MQTT and IBM Internet of Things Foundation, OpenWeatherMap
The weather info is posted to twitter/SMS when I push the left button of SensorTag using IBM Internet of Things Foundation/MQTT.
Testing the SensorTag with https://www.npmjs.org/package/sensortag
Node-RED connected to SensorTAG
Node-RED wait for MQTT geo location data from OwnTracks and wait for MQTT SensorTAG events
SenstorTAG event in IBM Internet of Things Foundation / MQTT