Rearranging the letters of 'A winter storm' gives:
Ear mitts worn.
(by Mike Mesterton-Gibbons by hand) (2007) (pending approval)
Snow rim treat.
(by Mike Mesterton-Gibbons by hand) (2007) (pending approval)
Other related anagrams without their own page:
"New winter storm bears down on Northeast" -> "THE SNOW, snow and more bitter errant snow." (by Aronas Pinchas) (2007) (pending approval)
"Snow makes mess of Midwest, heads for Northeast" -> "'Awoke and feed' storm shifts, smashes more towns." (by Aronas Pinchas using Anagram Genius) (2008) (pending approval)