This morning, the SOI rocketed higher to +18.23. It has now been positive 36 out of the last 39 days. Despite the ongoing El Niño event, the December SOI average will very likely be positive. Since 1950, there were only 3 positive December cases during an El Niño event: 1965, 1968, and 1969. All three cases were followed by -10.0 or below January averages. All three prior SOI cases also featured severe Atlantic blocking (monthly AO average of -2.000 or below). A look at the daily SOI and AO