本帖最后由 qfweiwei 于 2014-3-1 22:08 编辑 4 s6 {2 e4 @9 h1 E5 [" ^
! g8 N c( c: `- L! G2 W/ W
A very cold Arctic airmass and winds of 15 to 20 km/h will generate wind chill values below minus 40 across much of Alberta tonight. Conditions will improve somewhat by Sunday afternoon as temperatures rise. 2 _, C% d% ?4 d0 x$ t* T! X! RAt these extreme wind chill values frostbite on exposed skin may occur in less than 10 minutes.3 m2 a V4 C% i E0 W% C# Y9 I8 C