Explaining a ‘trace’ of rainfallDecember 2nd, 2012 at 9:47 am by davidyeomans under Weather
The last few mornings in central Texas brought the area plenty of low clouds, patchy fog, and even a bit of very light drizzle.
We have been reporting on the incredible dry streak Austin has seen this fall – with only 0.96″ of rain since Oct. 1 and a completely dry November. With drizzle the past few mornings, and Camp Mabry reporting a ‘trace’ of rainfall both yesterday and today – you may wonder if this officially ends the dry spell.
Oftentimes, you hear meteorologists refer to ‘measurable rainfall’. For instance, today is the 37th day in a row that both Camp Mabry AND the airport have gone without measurable rainfall.
A ‘trace’ of rainfall means that very light rainfall was observed at the weather station that day – but it was not enough to “tip the bucket” and register one one-hundredth of an inch, and was therefore not measurable.
Because of this technicality, the streak without measurable rainfall in Austin continues…