The NAO Index for February came in at +0.29 (NOAA CPC)
— griteater (@griteater) March 11, 2019
The NAO has been:
Negative in 2 of the last 17 months
Negative in 3 of the last 33 Dec-Mar winter months
Negative in 1 of the last 25 Dec-Feb winter months
The only Dec-Feb month with a negative NAO since 11-12 was Feb '13 pic.twitter.com/JiuyN9Lpcl