The 10-day span for Columbus runs from a high near 97° on Wednesday down to 58° overnight on Monday. About 0.27 in of precipitation is expected in total; the most likely wet day is Monday (57% chance). Wind is the one to watch: gusts to 35 mph around Tuesday. No active NWS alerts at the moment — quiet on the hazards front. Right now Columbus is running about 22° warmer than Helena. Longer view: mountain climate — intense sun, cool nights and snow well beyond 'winter'.
Columbus, MT · Elev 3,586 ft · 45.64°N, 109.25°W · Montana · Forecast computed for these exact coordinates