NWS Forecast for: Lewistown MT
Issued by: National Weather Service Great Falls, MT
Last Update: 11:15 pm MDT Oct 20, 2020




Tonight: A chance of snow between midnight and 4am. Mostly cloudy, with a low around 22. Southeast wind 5 to 7 mph. Chance of precipitation is 30%. Total nighttime snow accumulation of less than a half inch possible.

Wednesday: A chance of rain before 3pm, then a chance of rain and snow between 3pm and 4pm, then snow likely after 4pm. Partly sunny, with a high near 37. South southeast wind 5 to 8 mph becoming north northwest in the afternoon. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

Wednesday Night: Snow. Low around 14. North northwest wind around 10 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

Thursday: A 50 percent chance of snow, mainly before noon. Cloudy, with a high near 22. North northwest wind around 10 mph. New snow accumulation of less than one inch possible.

Thursday Night: Mostly cloudy, with a low around 3. North northwest wind around 6 mph becoming light and variable in the evening.

Friday: A 30 percent chance of snow after noon. Mostly cloudy, with a high near 20. Calm wind becoming east 5 to 9 mph in the afternoon. New snow accumulation of less than a half inch possible.

Friday Night: Snow. Low around 5. East wind around 8 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 5 inches possible.

Saturday: Snow likely. Cloudy, with a high near 14. North wind 7 to 11 mph.

Saturday Night: A chance of snow. Mostly cloudy, with a low around -2.

Sunday: Partly sunny, with a high near 13.

Sunday Night: Partly cloudy, with a low around -2.

Monday: Mostly sunny, with a high near 28.

Monday Night: Mostly cloudy, with a low around 12.

Tuesday: Partly sunny, with a high near 38.



Lewistown MT
 47.07°N 109.43°W (Elev. 3898 ft)

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