GFES weather model suggests a negative NAO for the UK ahead, what does that mean weather-wise?

GFES weather model suggests a negative NAO for the UK ahead, what does that mean weather-wise?

As the UK continues with its temperate dry phase of beautiful spring weather, one of the top weather models predicts a distinct cooling off as the rest of May unwinds. Understand what it tells us here.Cool plunge incoming?NAO is the abbreviation of the North Atlantic Oscillation, oscillation in this case meaning the periodic variation of air pressure and the resultant upper air activity across the North Atlantic. Simply put, think of a positive …