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Current Weather Conditions for Lewistown, MT

A slight chance of showers and thunderstorms after 5pm. Sunny. High near 84, with temperatures falling to around 81 in the afternoon. North northwest wind around 5 mph. Chance of precipitation is 20%.
73°F

Conditions

Wind: 3 mph NW
Humidity: 38%
Probability of Precipitation: 1%

Hourly Forcast (next 12 hours)

4 PM 5 PM 6 PM 7 PM 8 PM 9 PM 10 PM 11 PM 12 AM 1 AM 2 AM 3 AM 4 AM
73° 75° 78° 81° 82° 82° 83° 81° 78° 76° 71° 66° 64°

Upcoming Week

Day Forecast High Low
Today
Sunny then Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms after 5pm. Sunny. High near 84, with temperatures falling to around 81 in the afternoon. North northwest wind around 5 mph. Chance of precipitation is 20%.
87°F 73°F
Tonight
Chance Showers And Thunderstorms then Mostly Cloudy
A chance of showers and thunderstorms before 7pm, then showers and thunderstorms likely between 7pm and 8pm, then a chance of showers and thunderstorms between 8pm and 10pm. Mostly cloudy, with a low around 52. Southwest wind around 7 mph. Chance of precipitation is 70%.
87°F 73°F
Monday
Partly Sunny
Partly sunny, with a high near 75. East northeast wind 6 to 12 mph, with gusts as high as 22 mph.
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Monday Night
Showers And Thunderstorms Likely
Showers and thunderstorms likely. Mostly cloudy, with a low around 54. East wind 7 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 70%.
87°F 73°F
Tuesday
Showers And Thunderstorms Likely
A chance of rain showers before noon, then showers and thunderstorms likely. Mostly cloudy, with a high near 75. Northeast wind around 6 mph. Chance of precipitation is 70%.
87°F 73°F
Tuesday Night
Chance Showers And Thunderstorms then Partly Cloudy
A chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 53. Southeast wind around 6 mph. Chance of precipitation is 30%.
87°F 73°F
Wednesday
Sunny then Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms after noon. Sunny, with a high near 84. South southwest wind around 6 mph.
87°F 73°F
Wednesday Night
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Mostly cloudy, with a low around 55. Southwest wind around 7 mph.
87°F 73°F
Thursday
Sunny
Sunny, with a high near 78.
87°F 73°F
Thursday Night
Mostly Clear
Mostly clear, with a low around 54.
87°F 73°F
Friday
Sunny
Sunny, with a high near 83.
87°F 73°F
Friday Night
Mostly Clear
Mostly clear, with a low around 57.
87°F 73°F
Saturday
Sunny
Sunny, with a high near 89.
87°F 73°F
Saturday Night
Partly Cloudy
Partly cloudy, with a low around 59.
87°F 73°F
Data provided by weather.gov