Warming Trend This Week MTN Weather Center and last updated 2021-05-09 17:48:33-04 BILLINGS â Full Forecast: Headlines/Current Conditions (As of 3:30 pm Sunday) Light winds and rain around the Magic City. Temps in the mid to upper 40âs. Rain and snow showers throughout the region. Wet snow a possibility for places like Red Lodge and Nye throughout the evening hours. No watches or warnings in the region to report. Tonight: Tonight, in Billings, temps in the 30âs with partly cloudy skies. Light freezing could be possible throughout the region tonight and donât rule out some patchy fog as well.