7-Day Forecast 47.07°N 109.43°W (Text-Only)
NWS Forecast for: Lewistown MT
Issued by: National Weather Service Great Falls, MT
Last Update: 4:04 pm MDT Jun 1, 2024




Tonight: A chance of showers and thunderstorms. Mostly cloudy, with a low around 7. Northwest wind 8 to 10 km/h becoming southeast in the evening. Chance of precipitation is 50%.

Sunday: A 20 percent chance of showers after 5pm. Mostly sunny, with a high near 21. West northwest wind 8 to 18 km/h, with gusts as high as 34 km/h.

Sunday Night: Mostly cloudy, with a low around 10. West northwest wind 6 to 11 km/h becoming light and variable.

Monday: Showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 21. West southwest wind 8 to 16 km/h, with gusts as high as 34 km/h. Chance of precipitation is 70%.

Monday Night: A 50 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 5. West wind 16 to 24 km/h, with gusts as high as 39 km/h.

Tuesday: Sunny, with a high near 21. Breezy, with a west wind 24 to 29 km/h increasing to 34 to 39 km/h in the afternoon. Winds could gust as high as 60 km/h.

Tuesday Night: Mostly clear, with a low around 9. Breezy, with a west wind 32 to 37 km/h decreasing to 23 to 28 km/h after midnight. Winds could gust as high as 60 km/h.

Wednesday: Sunny, with a high near 22. Breezy, with a west northwest wind 23 to 28 km/h increasing to 30 to 35 km/h in the afternoon. Winds could gust as high as 55 km/h.

Wednesday Night: Clear, with a low around 7.

Thursday: Sunny, with a high near 25.

Thursday Night: Mostly clear, with a low around 9.

Friday: Sunny, with a high near 26.

Friday Night: A slight chance of showers. Partly cloudy, with a low around 10.

Saturday: Mostly sunny, with a high near 25.



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

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