Latest solar cycle….

Article is here. And the money quote is:

The current predicted and observed size makes this the smallest sunspot cycle since Cycle 14 which had a maximum of 64.2 in February of 1906.

From Wikipedia, here’s the longer time graph:
 As you can see the current predicted Maximum will be pretty low, comparable with a period from 1790 to 1820 known as the Dalton Minimum.

Hat tip to Ben Sandiland’s blog Plane Talking which I usually read for his very insightful civil aviation reporting.