The NOAA/NWS Aviation Weather Center (AWC) public data API provides machine-to-machine access to operational aviation weather products including METARs, TAFs, pilot reports (PIREPs/AIREPs), SIGMETs (domestic and international), G-AIRMETs and AIRMETs, Center Weather Advisories (CWAs), TFM convective forecasts (TCFs), area forecasts, area forecast… - View it on GitHub