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Current Weather Conditions for Lewistown, MT

Mostly clear. Low around 35, with temperatures rising to around 40 overnight. West wind around 9 mph.
42°F

Conditions

Wind: 9 mph W
Humidity: 52%
Probability of Precipitation: 2%

Hourly Forcast (next 12 hours)

9 AM 10 AM 11 AM 12 PM 1 PM 2 PM 3 PM 4 PM 5 PM 6 PM 7 PM 8 PM 9 PM
42° 41° 40° 38° 36° 40° 43° 48° 51° 54° 55° 57° 58°

Upcoming Week

Day Forecast High Low
Overnight
Mostly Clear
Mostly clear. Low around 35, with temperatures rising to around 40 overnight. West wind around 9 mph.
45°F 26°F
Sunday
Partly Sunny then Chance Light Rain
A chance of rain after 2pm. Partly sunny. High near 59, with temperatures falling to around 56 in the afternoon. West wind around 10 mph, with gusts as high as 18 mph. Chance of precipitation is 30%.
45°F 26°F
Sunday Night
Chance Light Rain
A chance of rain. Mostly cloudy. Low around 33, with temperatures rising to around 38 overnight. North northwest wind 6 to 9 mph. Chance of precipitation is 50%.
45°F 26°F
Monday
Rain And Snow Likely
Rain and snow likely. Cloudy, with a high near 42. West northwest wind 8 to 23 mph, with gusts as high as 32 mph. Chance of precipitation is 70%. New snow accumulation of less than half an inch possible.
45°F 26°F
Monday Night
Chance Light Snow then Partly Cloudy
A chance of snow before midnight. Partly cloudy, with a low around 15. Northwest wind 6 to 24 mph, with gusts as high as 32 mph. Chance of precipitation is 30%. New snow accumulation of less than half an inch possible.
45°F 26°F
Tuesday
Mostly Sunny
Mostly sunny, with a high near 40. South southwest wind 6 to 10 mph, with gusts as high as 18 mph.
45°F 26°F
Tuesday Night
Mostly Cloudy
Mostly cloudy, with a low around 24. South southeast wind around 13 mph, with gusts as high as 21 mph.
45°F 26°F
Wednesday
Mostly Sunny
Mostly sunny, with a high near 54. South wind around 12 mph, with gusts as high as 20 mph.
45°F 26°F
Wednesday Night
Chance Light Rain
A chance of rain. Mostly cloudy, with a low around 32.
45°F 26°F
Thursday
Rain And Snow
A chance of rain before 9am, then rain and snow. Mostly cloudy, with a high near 48.
45°F 26°F
Thursday Night
Rain And Snow
Rain and snow. Mostly cloudy, with a low around 23. New snow accumulation of 2 to 4 inches possible.
45°F 26°F
Friday
Snow Likely
Snow likely. Mostly cloudy, with a high near 36. New snow accumulation of 1 to 3 inches possible.
45°F 26°F
Friday Night
Chance Light Snow
A chance of snow. Mostly cloudy, with a low around 22. New snow accumulation of less than half an inch possible.
45°F 26°F
Saturday
Slight Chance Light Snow
A slight chance of snow before 3pm, then a slight chance of rain. Mostly sunny, with a high near 46.
45°F 26°F
Data provided by weather.gov