As per reports, a significant weather system is expected to affect Montana, bringing rainfall, snowfall, and freezing rainfall. The weather system is centered in the Pacific and is forecast to move inland, impacting western Montana by Friday (31 January), morning.

• The region is forecast to experience a wintry mix, with snowfall, rainfall, and pockets of freezing rainfall, particularly in the mountainous areas. Heavy snowfall is expected in the mountains of western Montana, with multiple rounds of snowfall expected from Friday (31 January), through at least Monday (03 February).
• Eastern Montana may experience drier conditions on Friday (31 January) night, with snowfall activity increasing into the following week.
• Temperatures are expected to drop significantly, turning rainfall into snowfall as colder air moves in from the north.
• Daytime highs will be in the 20 degrees Fahrenheit in the west and the 30 degrees Fahrenheit to 40 degrees Fahrenheit in other areas, while nighttime lows will fall below freezing, including a low of nine degrees Fahrenheit in Butte.