Sun’s “hounds” (a sort of halo) before the sun denote dirty weather; after the sun, denote fine weather.
In Prince Edward Island and the United States these halos are called “sun-dogs,” and are said to be a sign of coming rain.
Scilly Cove, N. F.

Sun’s “hounds” (a sort of halo) before the sun denote dirty weather; after the sun, denote fine weather.
In Prince Edward Island and the United States these halos are called “sun-dogs,” and are said to be a sign of coming rain.
Source: Current Superstitions (1896), entry 986.
Fanny D. Bergen, editor.
Modern normalized navigation; the historical attribution above remains unchanged.