WATCHES AND WARNINGS
Winter storm warnings are in effect for locations above 4,500 feet in Glacier, Pondera, Teton and Lewis & Clark counties. The warning is in effect until 3 p.m. Sunday.
Strong wind warnings are in effect for Glacier County, western Pondera and Teton counties, and northern Lewis and Clark counties. Gusts of up to 70 mph are possible this evening, coupled with heavy snowfall could at times create near blizzard conditions in these areas. Travel is not recommended.
Saturday night: Mostly cloudy sky. Some snow showers possible at altitude. Temperatures will remain stable in the mid-upper 1930s. The strong south-southwest breeze continues with gusts of up to 45 mph continuing through the night.
Sunday: A cold front will move in the late morning. Snow develops after lunchtime. The roads quickly get slippery as temperatures drop from the mid-30s in the morning to the 20s and 10s at lunchtime. A band of snow settles somewhere between Great Falls and Helena during the evening, with moderate to heavy snow in the band. These areas will see a snow accumulation of 3 to 6 inches. Outside the strip, accumulations will be on the order of 1 to 3 inches. The accumulations appear to be lighter at Great Falls. Temperatures drop to single digits at night and the snow continues. Wind chills as low as 15 below zero are likely.
Monday: Weather models started to hint at another band of snow moving northward through central Montana on Monday morning. Either way, the Monday morning commute will be extremely slippery. The snow should start to clear by lunchtime. Temperatures rise to the upper 20 degrees during the afternoon. Lows overnight will fall into teen lows.
Tuesday: Any remaining snow at higher elevations begins to dissipate, giving way to partly cloudy skies. Temperatures climb to the low 30s. Clouds increase overnight with temperatures dropping 20 degrees on either side at night.
Wednesday: Partly sunny sky. Temperatures rise to the top 30 degrees. Clouds increase at night and there could be a few patchy flurries. Overnight lows will be single digits and in teens.
Thusday: Cloudy with scattered flurries, mainly towards Helena. High temperatures in the mid-upper 30s. Remaining mostly cloudy overnight with temperatures dropping into the low teens.
Christmas Eve: Scattered flurries, otherwise cloudy skies. High temperatures in the mid-1930s. A cold front moves in the evening with gusty winds and rapidly falling temperatures behind it. Overnight lows will be below zero in central Montana.
The day of Christmas: Some festive snow showers are possible on Christmas Day with high temperatures among teens throughout central Montana.