A RPi3 collects data from both a local BME280 (indoor-RPI3/XBee) and a remote BME280 (outdoor-Arduino/XBee) and then uploads the data to ThingSpeak. MatLab calculates sea level pressure and then scrapes it from a NOAA station for comparison.
Monitoring ambient temperature and growing degree days (GDD) for grapes. Sensor (Analog TMP36) is managed by XBee Series 2 End Device connected to an XBee Series 2 Coordinator.
Xbee Sampling Rate is 5 minutes.