Negative values are set to zero. AvDP is the average of the dew point for each hour of the day. 1HrP is the maximum precipitation that fell in one hour during the day. If 0.00 is shown it indicates a Trace. Tpcpn is the total precipitation for the day.
T indicates a trace.
0.00 indicates either 0 precipitation fell or that the total for the day is missing. WxType indicates the type of weather, if any, that occurred. AvSp is the average wind speed in miles an hour. MxS is the maximum wind speed gust or peak wind in miles an hour. Dir is the direction that occurred with the peak gust.