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Current Weather Conditions for Lewistown, MT

Mostly clear. Low around 30, with temperatures rising to around 34 overnight. South southwest wind around 7 mph.
36°F

Conditions

Wind: 7 mph S
Humidity: 71%
Probability of Precipitation: 0%

Hourly Forcast (next 12 hours)

7 AM 8 AM 9 AM 10 AM 11 AM 12 PM 1 PM 2 PM 3 PM 4 PM 5 PM 6 PM 7 PM
36° 35° 34° 34° 34° 31° 35° 38° 43° 50° 53° 56° 58°

Upcoming Week

Day Forecast High Low
Overnight
Mostly Clear
Mostly clear. Low around 30, with temperatures rising to around 34 overnight. South southwest wind around 7 mph.
35°F 23°F
Sunday
Sunny
Sunny, with a high near 63. West southwest wind around 8 mph.
35°F 23°F
Sunday Night
Partly Cloudy
Partly cloudy. Low around 41, with temperatures rising to around 45 overnight. Southwest wind around 10 mph, with gusts as high as 18 mph.
35°F 23°F
Monday
Mostly Sunny
Mostly sunny, with a high near 70. West wind 6 to 9 mph.
35°F 23°F
Monday Night
Partly Cloudy
Partly cloudy, with a low around 45. South southeast wind around 8 mph.
35°F 23°F
Tuesday
Mostly Sunny
Mostly sunny, with a high near 77. South southwest wind 6 to 9 mph.
35°F 23°F
Tuesday Night
Mostly Cloudy
Mostly cloudy, with a low around 51. South wind around 12 mph, with gusts as high as 20 mph.
35°F 23°F
Wednesday
Mostly Cloudy then Showers And Thunderstorms Likely
Showers and thunderstorms likely after noon. Mostly cloudy, with a high near 68. Southwest wind 10 to 17 mph, with gusts as high as 28 mph.
35°F 23°F
Wednesday Night
Showers And Thunderstorms then Rain And Snow
Showers and thunderstorms before midnight, then rain between midnight and 3am, then rain and snow. Cloudy, with a low around 28.
35°F 23°F
Thursday
Snow Likely
Snow likely. Mostly cloudy, with a high near 38. New snow accumulation of 2 to 4 inches possible.
35°F 23°F
Thursday Night
Chance Light Snow
A chance of snow. Mostly cloudy, with a low around 23. New snow accumulation of less than half an inch possible.
35°F 23°F
Friday
Chance Light Snow
A chance of snow. Mostly cloudy, with a high near 38.
35°F 23°F
Friday Night
Slight Chance Light Snow
A slight chance of snow. Mostly cloudy, with a low around 20.
35°F 23°F
Saturday
Slight Chance Light Snow
A slight chance of snow. Partly sunny, with a high near 39.
35°F 23°F
Data provided by weather.gov