MADIS claims barometer failing spatial consistency

Internet CWOP and APRSWXNET
2

Do not chase the MADIS “error” and make changes to your station. If your data is correct then just ignore that “error”.

Add: Here is one problem that is skewing the readings:

http://weather.gladstonefamily.net/qchart/C9114?date=20160905&addnl=BIGM4&addnl=YDRM4&Add+to+charts=Add+to+charts&.cgifields=addnl

The BIGM4 station barometer is suspect.