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Current Weather Conditions for Lewistown, MT

Mostly clear. Low around 44, with temperatures rising to around 47 overnight. Southwest wind around 6 mph.
49°F

Conditions

Wind: 6 mph SW
Humidity: 62%
Probability of Precipitation: 0%

Hourly Forcast (next 12 hours)

8 AM 9 AM 10 AM 11 AM 12 PM 1 PM 2 PM 3 PM 4 PM 5 PM 6 PM 7 PM 8 PM
49° 48° 47° 47° 45° 50° 56° 60° 66° 69° 72° 73° 75°

Upcoming Week

Day Forecast High Low
Overnight
Mostly Clear
Mostly clear. Low around 44, with temperatures rising to around 47 overnight. Southwest wind around 6 mph.
57°F 44°F
Friday
Sunny
Sunny, with a high near 78. West southwest wind 3 to 12 mph, with gusts as high as 20 mph.
57°F 44°F
Friday Night
Mostly Clear
Mostly clear. Low around 48, with temperatures rising to around 51 overnight. South wind 3 to 8 mph.
57°F 44°F
Saturday
Partly Sunny then Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms after 5pm. Partly sunny, with a high near 76. North northeast wind 3 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
57°F 44°F
Saturday Night
Showers And Thunderstorms Likely
Showers and thunderstorms likely. Mostly cloudy, with a low around 44. Northwest wind around 10 mph, with gusts as high as 18 mph. Chance of precipitation is 60%.
57°F 44°F
Sunday
Rain Showers
Rain showers before 3pm, then showers and thunderstorms. Cloudy, with a high near 56. West northwest wind 7 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.
57°F 44°F
Sunday Night
Chance Rain Showers then Partly Cloudy
A chance of rain showers before midnight. Partly cloudy, with a low around 37. West southwest wind around 12 mph, with gusts as high as 21 mph.
57°F 44°F
Monday
Mostly Sunny
Mostly sunny, with a high near 68. Southwest wind 9 to 13 mph, with gusts as high as 21 mph.
57°F 44°F
Monday Night
Mostly Cloudy
Mostly cloudy, with a low around 46.
57°F 44°F
Tuesday
Partly Sunny then Chance Showers And Thunderstorms
A chance of showers and thunderstorms after noon. Partly sunny, with a high near 68.
57°F 44°F
Tuesday Night
Showers And Thunderstorms Likely
Showers and thunderstorms likely. Mostly cloudy, with a low around 44.
57°F 44°F
Wednesday
Showers And Thunderstorms Likely
A chance of rain showers before noon, then showers and thunderstorms likely. Mostly cloudy, with a high near 62.
57°F 44°F
Wednesday Night
Showers And Thunderstorms Likely
Showers and thunderstorms likely. Mostly cloudy, with a low around 42.
57°F 44°F
Thursday
Rain Showers Likely
Rain showers likely before noon, then showers and thunderstorms likely. Mostly cloudy, with a high near 58.
57°F 44°F
Data provided by weather.gov