Oops, it doesn't look like 'weather service has been issuing snow squall warnings for the area throughout the day' is a national day..

Other days

Lost Sock Memorial Day

Appreciate Yaself A Lil Extra Day

Embarrass Your Best Friend Day

Me Day

Hot Chocolate Day

Blanket Fort Day

Kiss A Brunette Day

Comfy Day

Tell Ur Crush You Like Them Day

Latina Equal Pay Day