NWS Forecast for: Lewistown MT
Issued by: National Weather Service Great Falls, MT
Last Update: 8:56 am MST Feb 21, 2019




Today: Snow likely, mainly before 1pm. Patchy blowing snow between 11am and 1pm. Cloudy and cold, with a temperature falling to around 4 by 5pm. Wind chill values as low as -7. West northwest wind 9 to 11 mph. Chance of precipitation is 70%. Total daytime snow accumulation of less than a half inch possible.

Tonight: Mostly cloudy, then gradually becoming clear, with a low around -8. Wind chill values as low as -21. South southeast wind 5 to 7 mph.

Friday: Sunny, with a high near 23. Wind chill values as low as -19. South wind 7 to 10 mph becoming west southwest in the afternoon.

Friday Night: Patchy blowing snow after 10pm. Partly cloudy, with a low around 11. Wind chill values as low as -3. Southwest wind 9 to 11 mph.

Saturday: A 20 percent chance of snow after 11am. Partly sunny, with a high near 23. West southwest wind around 14 mph becoming northwest in the afternoon. Winds could gust as high as 21 mph.

Saturday Night: A 30 percent chance of snow. Cloudy, with a low around -6. New snow accumulation of less than a half inch possible.

Sunday: A 30 percent chance of snow. Mostly cloudy and cold, with a high near 2. New snow accumulation of less than a half inch possible.

Sunday Night: A chance of snow. Cloudy, with a low around -15.

Monday: A chance of snow. Cloudy and cold, with a high near 0.

Monday Night: A chance of snow. Cloudy, with a low around -15.

Tuesday: Partly sunny and cold, with a high near 4.

Tuesday Night: A slight chance of snow. Partly cloudy, with a low around -10.

Wednesday: Mostly sunny, with a high near 15.



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

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