Whoa! Latest monthly value of the Pacific Decadal Oscillation (#PDO) is -3.06. That's the first value of -3 or lower since Oct 1955.
😵‍💫
"...the climate signal of La Niña will be stronger when the PDO is highly negative." https://t.co/e0fBK2PNhohttps://t.co/O5TBG2yU7N

— Bob Henson (@bhensonweather) November 13, 2021