Sleety

[Sarah]

Of or pertaining to sleet; characterized by sleet; as, a sleetystorm; sleety weather.

[Sarah]

When

[Justin Bieber]

When the weather conditions contain the only state of air-borne H20 which has been scientifically proven to be more miserable than eating dry oatmeal while wearing wet socks.

[Donald Trump]

formed from sleet (= partly melted falling snow) or wet with sleet: