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10 Day Weather - Lewistown, MT

Forecast period: -

, Tonight

60% Chance Frozen Mix
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Tonight

30°

Mostly cloudy with a chance of rain-snow mix. Chance of precipitation 55%. Low temperature around 30F. Dew point will be around 24F with an average humidity of 80%. Winds will be 14 mph from the NW.

Hourly details

, Day

Partly Cloudy
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Day

41°

Breezy cooler. Mostly cloudy in the morning then becoming partly cloudy. Highs 40 to 45. Northwest winds 15 to 25 mph.

Night

28°

Colder. Mostly cloudy. Lows in the mid 20s. Northwest winds 5 to 10 mph shifting to the east after midnight.

Hourly details

, Day

Mostly Cloudy
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Day

44°

Mostly cloudy. A 20 percent chance of snow in the afternoon. Highs 40 to 45. Southeast winds up to 10 mph.

Night

30°

Mostly cloudy with a 40 percent chance of snow in the evening then partly cloudy after midnight. Lows 25 to 30. Southwest winds 5 to 15 mph.

Hourly details

, Day

Mostly Cloudy
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Day

49°

Breezy. Not as cool. Mostly cloudy. Slight chance of snow in the morning then slight chance of rain and snow in the afternoon. Highs 50 to 55. Southwest winds 5 to 15 mph increasing to west 15 to 25 mph in the afternoon. Chance of precipitation 20 percent.

Night

36°

Mostly cloudy with a 50 percent chance of rain and snow. Lows around 35. Highs 45 to 50.

Hourly details
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, Day

50% Chance Frozen Mix
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Day

45°

Mostly cloudy with a 50 percent chance of rain and snow. Lows around 35. Highs 45 to 50.

Night

31°

Colder. Mostly cloudy with a 50 percent chance of snow and rain. Lows 25 to 30.

Hourly details

, Day

Mostly Cloudy
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Day

40°

Mostly cloudy with a 20 percent chance of snow. Highs 40 to 45.

Night

27°

Partly cloudy with a 20 percent chance of snow. Lows around 25.

Hourly details

, Day

Partly Cloudy
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Day

41°

Partly cloudy. Highs 40 to 50. Lows 25 to 30.

Night

30°

Partly cloudy. Highs 40 to 50. Lows 25 to 30.

Hourly details

, Day

Mostly Cloudy
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Day

45°

Mostly cloudy. Highs 45 to 55.

Night

31°

Cloudy with a slight chance of rain-snow mix. Chance of precipitation 30%. Low temperature around 31F. Dew point will be around 25F with an average humidity of 69%. Winds will be 11 mph from the SW.

, Day

Partly Cloudy
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Day

46°

Partly cloudy. High temperature around 46F. Dew point will be around 23F with an average humidity of 50%. Winds will be 12 mph from the W.

Night

34°

Mostly cloudy. Low temperature around 34F. Dew point will be around 27F with an average humidity of 65%. Winds will be 11 mph from the SW.

, Day

50% Chance of Rain
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Day

46°

Cloudy with a chance of rain. Chance of precipitation 50%. High temperature around 46F. Dew point will be around 28F with an average humidity of 56%. Winds will be 11 mph from the W.

Night

30°

Cloudy with a chance of rain-snow mix. Chance of precipitation 40%. Low temperature around 30F. Dew point will be around 25F with an average humidity of 67%. Winds will be 13 mph from the W.

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