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City of Chinook, MTChinook, MT 7-Day Night Weather Forecast
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Chinook, MT Weather Forecast
Chinook, MT Weather Forecast Date: 657 PM MDT Sun Oct 25 2026
The area/counties/county of: Northern Blaine County, including the cities of: Chinook, Zurich, Harlem, Hogeland, and Fort Belknap.or toggle through each period.
Rest of Tonight... Mostly clear early in the evening then becoming mostly cloudy. Lows in the mid 20s. East winds 10 to 15 mph with gusts to around 30 mph.
Monday... Mostly cloudy. Highs in the upper 40s. Southeast winds 10 to 20 mph with gusts to around 35 mph.
Monday Night... Breezy. Mostly cloudy. A 50% chance of rain after midnight. Lows around 30. Southeast winds 15 to 25 mph.
Tuesday... Cloudy. Chance of rain and snow in the morning, then rain likely and slight chance of snow in the afternoon. Highs in the mid 40s. Southeast winds 5 to 15 mph shifting to the southwest 5 to 10 mph in the afternoon. Chance of precipitation 70%.
Tuesday Night... Mostly cloudy. Chance of rain and slight chance of snow in the evening, then chance of rain and snow after midnight. Lows in the upper 20s. West winds 5 to 15 mph. Chance of precipitation 50%.
Wednesday... Mostly sunny. Highs in the upper 40s.
Wednesday Night... Partly cloudy. Slight chance of light freezing rain in the evening, then slight chance of rain and snow after midnight. Lows in the mid 20s. Chance of precipitation 20%.
Thursday... Partly sunny. Highs in the lower 40s.
Thursday Night... Mostly cloudy with a 20% chance of snow. Lows in the lower 20s. Highs around 40.
Friday... Mostly cloudy with a 20% chance of snow. Lows in the lower 20s. Highs around 40.
Friday Night... Mostly cloudy. A 20% chance of rain and snow. Lows in the lower 20s. Highs in the mid 40s.
Saturday... Mostly cloudy. A 20% chance of rain and snow. Lows in the lower 20s. Highs in the mid 40s.
Saturday Night... Partly cloudy. Lows in the mid 20s. Highs in the upper 40s.
POP = Probability of Precipitation
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