It looks like the 3.0.7 upgrade added some new data elements. Since upgrading WS I am seeing the following in my Indigo log...
Apr 3, 2014, 08:38:00
Error device "1998 Weather Station" state key absoluteBarometricPressure_inHg not defined (ignoring update request)
Error device "1998 Weather Station" state key absoluteBarometricPressure_inHg not defined (ignoring update request)
Error device "1998 Weather Station" state key leafWetness3_inHg not defined (ignoring update request)
Error device "1998 Weather Station" state key leafWetness3_inHg not defined (ignoring update request)
Error device "1998 Weather Station" state key leafWetness2_inHg not defined (ignoring update request)
Error device "1998 Weather Station" state key leafWetness2_inHg not defined (ignoring update request)
Error device "1998 Weather Station" state key leafWetness1_inHg not defined (ignoring update request)
Error device "1998 Weather Station" state key leafWetness1_inHg not defined (ignoring update request)
Error device "1998 Weather Station" state key leafWetness4_inHg not defined (ignoring update request)
Error device "1998 Weather Station" state key leafWetness4_inHg not defined (ignoring update request)
Error device "1998 Weather Station" state key relativeBarometricPressure_inHg not defined (ignoring update request)
Error device "1998 Weather Station" state key relativeBarometricPressure_inHg not defined (ignoring update request)
Error device "Weather-Mougins wug" state key relativeBarometricPressure_inHg not defined (ignoring update request)
Error device "Weather-Mougins wug" state key relativeBarometricPressure_inHg not defined (ignoring update request)