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Home > Author: Dr. Simon Keeling

When the weather doesn’t ‘do’ weather

So, you know that cold weather is on its way. Easterly winds set in as high pressure builds over Scandinavia and the jet stream gets pushed further south into Europe. Now, usually at this time of year we'd also be looking for some stratospheric warming; interestingly this isn't happening (see forecast 10hPa

Is the NAO predicting a change for winter?

The NAO forecast from Kyle McRitichie's site shows a definite slip towards a negative pattern. This implies the weakening of the westerly winds across the Atlantic, and hints that things turn more easterly. In fact, just see how the index is not forecast to to go back positive for any length of