Weather World
City of Chinook, MTChinook, MT 7-Day Night Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Weather Quote O' the Day
Chinook, MT Weather Forecast
Chinook, MT Weather Forecast Date: 336 AM MDT Sun Sep 06 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.
Today... Patchy fog early in the morning. Cloudy with chance of thunderstorms in the morning, then mostly cloudy with slight chance of thunderstorms early in the afternoon. Partly sunny late in the afternoon. Highs in the mid 70s. Northeast winds 5 to 10 mph. Chance of thunderstorms 50%.
Tonight... Chance of thunderstorms in the evening, then rain showers and chance of thunderstorms after midnight. Some thunderstorms May produce large hail in the evening. Lows in the lower 50s. North winds 5 to 15 mph. Chance of precipitation near 100%.
Labor Day... Rain showers and slight chance of thunderstorms in the morning, then rain showers and chance of thunderstorms in the afternoon. Highs in the upper 60s. North winds 5 to 10 mph shifting to the northwest 10 to 20 mph with gusts to around 35 mph in the afternoon. Chance of precipitation near 100%.
Monday Night... Windy. Rain showers and slight chance of thunderstorms in the evening, then rain after midnight. Lows in the upper 40s. West winds 20 to 30 mph with gusts to around 45 mph. Chance of precipitation 90%.
Tuesday... Windy. Rain in the morning, then rain likely in the afternoon. Highs in the mid 60s. West winds 20 to 30 mph with gusts to around 45 mph. Chance of rain 90%.
Tuesday Night... Mostly cloudy with a 20% chance of rain in the evening, then partly cloudy after midnight. Lows in the mid 40s.
Wednesday... Mostly clear. Highs in the mid 70s. Lows in the upper 40s.
Thursday... Mostly clear. Highs in the mid 70s. Lows in the upper 40s.
Thursday Night... Partly cloudy. A 20% chance of rain showers after midnight. Lows in the upper 40s.
Friday... Cooler. Partly sunny. Slight chance of rain showers in the morning, then chance of rain showers in the afternoon. Highs in the mid 60s. Chance of showers 30%.
Friday Night... Mostly cloudy with a 40% chance of rain showers. Lows in the lower 40s.
POP = Probability of Precipitation
Chinook Radar Loop
Use the map search tool if you want to place a location marker on the radar map...