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Getting ready for winter forecasting

  One of the charts we will be looking at closely in the coming months is the 10hPa Zonal Wind forecast from ECMWF. This is a measure of the strength of the west-east flow at 60N at the highest levels of the atmosphere. A strong flow tends to keep cold air closer to

NAO changes ahead?

An interesting NAO forecast from the CFS via Kyle Macritchie's site. Look how we are positive now (hence stronger westerly winds across the Atlantic), but then see what happens from late November and into December and January. The index goes negative. This is a signal for less strong westerly winds, an easterly

5 Weather Week Things To Know

Its a new week and late autumn has arrived, although the temperatures on'd be feeling that way for a few days. A broad, moist southwest flow is dragging air from the Atlantic and will be keeping things fairly cloudy and damp as well as windy. Here are your 5 Weather Week Things

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