If you're in love with your current gloves and don't want to buy a pair of waterproof gloves for the odd occasion when you get caught out in the rain... buy some of Oxford's lightweight over-mitts to provide an extra layer against cold and wet conditions.
Features:
Waterproof membrane.
Palm overlay for added durability and better grip.
Wide adjustable opening makes them easy to pull on over other gloves.
Minimal seaming aids waterproofing and increases durability.