Salem Lakes, WI Night Sky Brightness
How dark is the sky in Salem Lakes, WI?
Salem Lakes reads as rural on this dataset's scale. Little local light dome. Most stars are visible; the Milky Way is faint but often findable away from town lights. Salem Lakes's sky is brighter than 2.9% of the 3,206 cities in this dataset.
Worth remembering: this is satellite radiance, not a ground observation. A true Bortle rating needs a human eye at night, this is the closest large-scale substitute, covered fully in the Bortle scale guide.
The nearest darker sky to Salem Lakes
22 miles from Salem Lakes, straight-line, sits Caledonia, WI, the nearest city here with a darker sky than Salem Lakes's own rural band.
Caledonia, WI is itself still a measured city, not a designated dark-sky park, this only compares against the 3,206 places this dataset covers.
Salem Lakes against the rest of the dataset
Salem Lakes, WI has a population of about 14,302, one of 3,206 US cities of 10,000 or more residents in this dataset. Ranked against the other 3,206 cities here by the methodology guide's own sampling, Salem Lakes comes in at 94, darkest to brightest.