(WSYR-TV) — As the polar vortex brings such cold temperatures and added wind chills, it’s important to stay bundled up and avoid getting frostbite or hypothermia if you’re outside this week. Ready.gov, an emergency readiness service from the federal government, has provided a list of tips to prepare for winter weather, including when temperatures drop to such extremes. One of the most important and easiest tips is to limit time outside, the service said.