Sunday
Chance of snow
High:
36°F
A 50 percent chance of snow. Cloudy, with a high near 36. East wind 3 to 6 mph. New snow accumulation of less than a half inch possible.
Lewistown, MT Weather - Extended Forecast
Sunday Night
Mostly cloudy
Overnight low:
23°F
Mostly cloudy, with a low around 23. East wind around 7 mph.
Monday
Partly sunny
High:
47°F
A chance of rain and snow between noon and 3pm, then a chance of rain after 3pm. Partly sunny, with a high near 47. South southeast wind around 7 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Monday Night
Rain Likely
Overnight low:
28°F
Rain likely before midnight, then a chance of rain and snow. Mostly cloudy, with a low around 28. South southeast wind 5 to 7 mph becoming southwest after midnight.
Tuesday
Chance of snow
High:
44°F
Tuesday Night
Chance of rain or snow
Overnight low:
27°F
Wednesday
Partly sunny
High:
46°F
Wednesday Night
Chance of rain or snow
Overnight low:
27°F
Thursday
Partly sunny
High:
47°F