Another low-pressure system is slowly encroaching upon Montana today. Rain will move into north-central Montana by late evening, and continue through Thursday morning. In addition to rainfall, this incoming low-pressure system will bring much cooler temperatures for Thursday. The gloomy and rainy stretch will continue through the end of the work week.
Saturday and Sunday will usher in warmer, drier weather to the Treasure State for the official last week of summer. The Autumnal Equinox is Monday, marking the first day of Fall in the Northern Hemisphere.