You don't say where in BC you are, but 5-30 flows down to -40, and is perfectly ok down to -30, the coldest I've used it in. If Kits means Kitsilano, that is more than enough. On the other hand, if you are in Dease Lake....

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2007 X3 3.0si, 6 MT, Premium, White

Retired:
2008 535i, 6 MT, M Sport, Premium, Space Grey
2003 X5 3.0 Steptronic, Premium, Titanium Silver
2002 325xi 5 MT, Steel Grey
2004 Z4 3.0 Premium, Sport, SMG, Maldives Blue