How not to measure temperature, part 86: when in Rome, don’t do as the Romans do.

Watts Up With That?

This is a preliminary post to a much more detailed one coming from my friend Paolo Mezzasalma. who is doing a tour of Italy’s weather stations.

While there are significant and systemic problems with USHCN stations in the United States, there are also problems with stations worldwide. One of the problems is that a good percentage of GHCN stations are at airports. For example, Paolo sent along a photo of  the weather station  at the Ciampino Airport in Rome, Italy. It piqued my interest for obvious reasons.


The arrows point to three different weather stations. two are Stevenson screens, the third is an automated “ASOS” like weather station presumably used for aviation weather. Note the proximity to the parked jets and tarmac.

Paolo writes:

“You see two Stevenson screens: the official one to the East and an automatic Data Collection Platform to the West, which was added recently.”

But that’s…

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