Circulation

DIY North Atlantic Oscillation

I thought I would try and add some extra functionality to my MSLP reanalysis application to allow me create my own DIY North Atlantic...

High Nikolas hangs on in north

The high pressure that BIM have named Nikolas is set to stick around this week and after it’s done a quick pirouette further south,...

March 2020 – circulation

The mean pressure chart for March 2020 has calmed down considerably on previous months. Large positive anomalies (+7hPa) across the Azores beefed up the...

Retrospective on winter 2019-20

Here are a dozen charts of ten day mean pressure for Europe and the North Atlantic during this last winter of 2019-20. It’s easy...

…out like a lamb

March 2020 did start off windy enough, coming in rather lion like with the remains of storm Jorge the French and Spanish named, even...

Another 1050+ high

It will be interesting to see if the above forecast from the ECMWF plays out and we do seen an intense high of over...

Equinox sunshine

The vernal equinox occurred precisely at 0349 UTC this morning and to help celebrate the fact it’s been another sunny start with Mediterranean blue...

February 2020 – circulation

Not that dissimilar to January, February continued the powerful zonal westerly regime that had begun back in December. Mean pressure anomalies continued to be...

No respite

There seems to be no end in sight, at least in the short term, to this mobile spell of westerly weather that started after...

Pressure check

The mild, wet and windy continues without let up, let’s hope March brings a much needed anticyclonic spell.