Where there is a ring around the moon, whichever way the ring opens; the wind will blow in. If it does not open there will be fine weather. The bigger the ring the nearer the bad weather.
Trinity Bay, N. F.

Where there is a ring around the moon, whichever way the ring opens; the wind will blow in. If it does not open there will be fine weather. The bigger the ring the nearer the bad weather.
Source: Current Superstitions (1896), entry 997.
Fanny D. Bergen, editor.
Modern normalized navigation; the historical attribution above remains unchanged.