The hardiness map provided by the USDA ( is based on the minimum low temperatures an area usually experiences. You simply input your zip code in the search box to ...
MONTANA - Extreme cold weather is set to impact Montana this weekend, with Arctic air bringing temperatures down to single digits and potentially dangerous wind chills.
A clear and cold night through Friday with the northerly flow picking up through this evening. As the northerly flow picks up overnight, lows drop down to the mid and low 20s with clear skies and ...