Tag Archives: tucson

Tucson Update

You may recall the post earlier this year where the USHCN official climate station with the largest positive trend in the USA turned out to be located in a parking lot at the University of Arizona in Tucson. See below: Click picture to see image gallery at surfacestations.org The GISS surface temperature plot for Tucson: […]

Tucson Then and Now

In the discussion of my previous post, a reader posted a link to a fascinating picture of Tucson in 1923 – a picture complete with Stevenson screen in the foreground, if you can imagine, clearly visible on the right. Figure 1. Tucson c. 1923. From left to right: Agriculture Building, Old Main, and the Mines […]

The HO-83 Hygro- thermometer

In the discussion of the Tucson weather station, Ben Herman of the U of Arizona observed that there were serious biases with the HO-83 hygrothermometer – introduced in the early 1990s – which was said to be a contributor to the uptick to Tucson values. Although USHCN has implemented adjustments to U.S. data to deal […]

Detectives in Tucson

During the past 2 months, there has been an active discussion in the blogosphere about the quality of the Tucson U of Arizona weather station. While I have never claimed that the blogosphere is a substitute for academic journals, the thread of Tucson discussions seems to me to be a good example of internet discussion […]