Comets and meteor showers are reportedly visible in the sky tonight, with some outlets specifically mentioning Comet Lemmon and Comet SWAN, while others reference the Lyrid, Orionid, and Eta Aquarid meteor showers. The events may be visible at certain times and locations, with viewing tips available. However, the specific comets and meteor showers that can be seen tonight are not universally agreed upon across the reports.