This is an experiment to see if barometric pressure and its time derivative can be correlated with weather conditions for up to 12 hours . Data is from Dark Sky relayed through an ESP8266 running Arduino code. Weather is in Centreville, Virginia.
Uses D1 Mini with configuration stored in RTC memory. Data updates every 10 minutes here and on https://aprs.fi/W4KRL-15. The device is housed in an AcuRite Instrument Shield. Near-term (12-hour) forecast uses the Zambretti algorithm.