AO Discussion - Judah Cohen

Here is the link to Judah Cohen's AO and NAO discussions- he publishes/releases this once a week usually on Wednesday's. It is good read and is only to be used from late October until March/Early April for the AO

https://www.aer.com/science-research/climate-weather/arctic-oscillation

amugs wrote:Here is the link to Judah Cohen's AO and NAO discussions- he publishes/releases this once a week usually on Wednesday's. It is good read and is only to be used from late October until March/Early April for the AO

https://www.aer.com/science-research/climate-weather/arctic-oscillation

One thing I have never understood.  What do the teleconnections values mean?  For example, if CPC's AO index is at +3, what is +3 the difference between? Is it between pressures at two distinct locations? Or something else?

Here is what my college (Lyndon State College) uses for the weather resources link:
http://meteorology.lyndonstate.edu/education/course-materials/weather-and-climate-resources/