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Current Weather Conditions for Lewistown, MT

Mostly cloudy. Low around 20, with temperatures rising to around 29 overnight. South southwest wind around 7 mph.
29°F

Conditions

Wind: 7 mph SSW
Humidity: 65%
Probability of Precipitation: 3%

Hourly Forcast (next 12 hours)

11 AM 12 PM 1 PM 2 PM 3 PM 4 PM 5 PM 6 PM 7 PM 8 PM 9 PM 10 PM 11 PM
29° 29° 32° 33° 36° 38° 42° 44° 45° 45° 45° 44° 43°

Upcoming Week

Day Forecast High Low
Overnight
Mostly Cloudy
Mostly cloudy. Low around 20, with temperatures rising to around 29 overnight. South southwest wind around 7 mph.
33°F 21°F
Thursday
Slight Chance Rain And Snow
A slight chance of rain and snow between 11am and 5pm. Partly sunny. High near 45, with temperatures falling to around 40 in the afternoon. Southwest wind 5 to 8 mph. Chance of precipitation is 20%.
33°F 21°F
Thursday Night
Mostly Cloudy then Light Snow Likely
Snow likely and a slight chance of freezing drizzle after 5am. Mostly cloudy, with a low around 24. West southwest wind 2 to 6 mph. Chance of precipitation is 70%. Little or no ice accumulation expected.
33°F 21°F
Friday
Light Snow Likely
Freezing drizzle likely before 9am, then snow likely and a slight chance of freezing drizzle between 9am and 10am, then freezing drizzle likely and drizzle likely between 10am and 11am, then snow likely between 11am and 5pm, then a chance of snow and a slight chance of freezing drizzle and a slight chance of drizzle. Mostly cloudy, with a high near 36. East southeast wind 3 to 7 mph. Chance of precipitation is 70%. Little or no ice accumulation expected.
33°F 21°F
Friday Night
Light Snow Likely
Snow likely and a slight chance of freezing drizzle. Cloudy, with a low around 25. Southeast wind around 6 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
33°F 21°F
Saturday
Light Snow
Snow. Cloudy, with a high near 41. Southwest wind 6 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
33°F 21°F
Saturday Night
Light Snow
Snow. Cloudy, with a low around 9. West northwest wind around 12 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New snow accumulation of around one inch possible.
33°F 21°F
Sunday
Chance Light Snow
A chance of snow before 5pm. Mostly cloudy, with a high near 19. West northwest wind 3 to 10 mph, with gusts as high as 18 mph.
33°F 21°F
Sunday Night
Mostly Cloudy
Mostly cloudy, with a low around 7.
33°F 21°F
Monday
Mostly Sunny then Slight Chance Light Snow
A slight chance of snow after 5pm. Mostly sunny, with a high near 29.
33°F 21°F
Monday Night
Slight Chance Light Snow
A slight chance of snow before 5am. Partly cloudy, with a low around 14.
33°F 21°F
Tuesday
Mostly Sunny
Mostly sunny, with a high near 36.
33°F 21°F
Tuesday Night
Partly Cloudy then Slight Chance Light Snow
A slight chance of snow after 5am. Partly cloudy, with a low around 16.
33°F 21°F
Wednesday
Chance Light Snow
A chance of snow. Partly sunny, with a high near 34.
33°F 21°F
Data provided by weather.gov