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Arrowhead Lake, MT 7-Day Night Weather Forecast
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Arrowhead Lake, MT Weather Forecast
Arrowhead Lake, MT Weather Forecast Date: 743 PM MDT Thu Sep 17 2026
The area/counties/county of: Absaroka/Beartooth Mountains, including the city of Cooke City.or toggle through each period.
Rest of Tonight... Partly cloudy with a 20% chance of rain showers. Patchy fog overnight. Lows in the lower 40s. West winds 5 to 10 mph.
Friday... Patchy fog early in the morning. Chance of rain showers in the morning. Isolated thunderstorms late in the morning, then rain showers and scattered thunderstorms in the afternoon. Highs in the mid 60s. Southwest winds 5 to 10 mph. Chance of precipitation 80%.
Friday Night... Rain showers and scattered thunderstorms in the evening. Chance of rain showers and isolated thunderstorms overnight. Patchy fog in the late evening and overnight. Some thunderstorms May produce heavy rainfall early in the evening. Some thunderstorms May produce heavy rainfall in the late evening and overnight. Lows in the upper 30s. North winds 5 to 10 mph in the evening shifting to the southeast overnight. Chance of precipitation 90%.
Saturday... Patchy fog in the morning. Rain showers and isolated thunderstorms in the morning, then rain showers and scattered thunderstorms in the afternoon. Cooler. Some thunderstorms May produce heavy rainfall in the morning. Some thunderstorms May produce heavy rainfall in the afternoon. Highs in the mid 50s. West winds 5 to 10 mph. Chance of precipitation 90%.
Saturday Night... Rain showers and scattered thunderstorms in the evening. Rain showers likely overnight. Patchy fog in the late evening and overnight. Some thunderstorms May produce heavy rainfall early in the evening. Some thunderstorms May produce heavy rainfall late in the evening. Lows in the mid 30s. West winds 5 to 10 mph. Chance of precipitation 80%.
Sunday... Patchy fog early in the morning. Rain showers likely through the day. Isolated thunderstorms late in the morning, then chance of thunderstorms in the afternoon. Some thunderstorms May produce heavy rainfall late in the morning. Highs in the lower 60s. Chance of precipitation 60%.
Sunday Night... Partly cloudy. A 20% chance of showers and thunderstorms in the evening. Lows in the lower 30s.
Monday... Mostly sunny. A 20% chance of showers and thunderstorms in the afternoon. Highs in the mid 60s.
Monday Night... Partly cloudy. Lows in the mid 30s.
Tuesday... Mostly sunny. A 20% chance of rain showers in the afternoon. Highs in the upper 60s.
Tuesday Night... Partly cloudy. A 20% chance of showers and thunderstorms in the evening. Lows in the lower 30s.
Wednesday... Sunny. Highs in the upper 60s.
Wednesday Night... Mostly clear. Lows in the mid 30s.
POP = Probability of Precipitation
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