ILW: nice weather for a change

It is innovative learning week again, so, as in previous years, I joined the meteorological walk up Arthur’s seat. Here we are, measuring the temperature and pressure at the summit trig point. The atmosphere was in hydrostatic equilibrium just as much as in 2014 and 2015: (see 2014 post for details). If anything, the points formContinue reading ILW: nice weather for a change

Back to the far North part II: a day of two halves.

The Helmsdale field course continues, following yesterday’s stops to look at the Permian/Triassic sandstones to the south of the Moray Firth. We started today by visiting Ousdale quarry to look at the Devonian sediments. The weather was not auspicious: the cloudbase was lower than the quarry. This meant that the vegetation was very wet. SoContinue reading Back to the far North part II: a day of two halves.

Noctilucent clouds: catching the end of the season

I spotted this nice display of noctilucent clouds last night. I have blogged about these clouds before; as I noted then I don’t observe them seriously, but I do keep an eye out for them. This year it has taken me until nearly the end of the season to see any. People sometimes give theContinue reading Noctilucent clouds: catching the end of the season