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Current Weather Conditions for Lewistown, MT

Mostly clear. Low around 49, with temperatures rising to around 53 overnight. Southwest wind around 6 mph.
56°F

Conditions

Wind: 6 mph SW
Humidity: 38%
Probability of Precipitation: 0%

Hourly Forcast (next 12 hours)

5 AM 6 AM 7 AM 8 AM 9 AM 10 AM 11 AM 12 PM 1 PM 2 PM 3 PM 4 PM 5 PM
56° 55° 55° 54° 53° 52° 53° 50° 56° 62° 67° 74° 77°

Upcoming Week

Day Forecast High Low
Tonight
Mostly Clear
Mostly clear. Low around 49, with temperatures rising to around 53 overnight. Southwest wind around 6 mph.
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Memorial Day
Sunny
Sunny, with a high near 83. South southwest wind 2 to 8 mph.
63°F 50°F
Monday Night
Mostly Cloudy
Mostly cloudy. Low around 55, with temperatures rising to around 60 overnight. South southeast wind 6 to 10 mph, with gusts as high as 18 mph.
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Tuesday
Partly Sunny
Partly sunny, with a high near 86. Southeast wind 6 to 13 mph, with gusts as high as 22 mph.
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Tuesday Night
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 9pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 54. South southwest wind 6 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 50%.
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Wednesday
Showers And Thunderstorms Likely
A slight chance of rain showers before noon, then showers and thunderstorms likely. Partly sunny, with a high near 75. North northwest wind 5 to 8 mph. Chance of precipitation is 70%.
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Wednesday Night
Chance Showers And Thunderstorms then Slight Chance Light Rain
A chance of showers and thunderstorms before midnight, then a slight chance of rain. Mostly cloudy, with a low around 51. South southwest wind around 7 mph.
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Thursday
Slight Chance Light Rain then Chance Showers And Thunderstorms
A slight chance of rain before noon, then a chance of showers and thunderstorms. Partly sunny, with a high near 73. North wind 3 to 7 mph.
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Thursday Night
Chance Showers And Thunderstorms then Partly Cloudy
A chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 52.
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Friday
Partly Sunny then Chance Showers And Thunderstorms
A chance of showers and thunderstorms after noon. Partly sunny, with a high near 77.
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Friday Night
Showers And Thunderstorms Likely then Slight Chance Light Rain
Showers and thunderstorms likely before midnight, then a slight chance of rain. Mostly cloudy, with a low around 50.
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Saturday
Chance Light Rain then Showers And Thunderstorms Likely
A chance of rain before noon, then showers and thunderstorms likely. Mostly cloudy, with a high near 65.
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Saturday Night
Chance Showers And Thunderstorms then Slight Chance Light Rain
A chance of showers and thunderstorms before midnight, then a slight chance of rain. Mostly cloudy, with a low around 47.
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Sunday
Slight Chance Light Rain then Chance Showers And Thunderstorms
A slight chance of rain before noon, then a chance of showers and thunderstorms. Partly sunny, with a high near 69.
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Data provided by weather.gov