It is a cool, showery week ahead. In the short-term, expect a return to some wintry weather.
A deep trough of low pressure is digging in across the region, bringing cooler air from the North and moisture from the Pacific Northwest. The combination will bring area rain showers and areas of snow.
Winter Storm Warnings are in effect for the Beartooth and Absaroka mountain ranges, with the potential of 8 to 14 inches of new snow through tomorrow. A Winter Storm Watch is in effect for southeastern Montana and areas of northern Wyoming including Sheridan. This could be impacted with areas of snow, or at least some areas of heavier rain.
For today, expect temperatures mainly in the upper 40s to upper 50s. Clouds will increase through the afternoon, with a chance of showers increasing.
By this evening, areas of rain showers become more numerous with isolated thunderstorms in the lower elevations. Snow or rain snow mix in the mountain foothills with higher elevation snow overnight.
Expect cool and showery weather on Tuesday, the highs mainly in the 40s. Off-and-on showers continue throughout the week with the highs mainly in the 50s.
Monday… Mostly cloudy to cloudy with a chance of showers increasing through the afternoon and evening. An afternoon thunderstorm is possible. A high near 58.
Monday night… Showers and possibly a thunderstorm. A low of about 39.
Tuesday… Mainly morning showers, and cool. A high of only around 48.