| NWS Forecast for: Lewistown MT Issued by: National Weather Service Great Falls, MT Last Update: 8:12 am MDT May 31, 2024 |  |
| Today: Sunny, with a high near 64. West wind 9 to 14 mph, with gusts as high as 24 mph. Tonight: Mostly clear, with a low around 37. West northwest wind 9 to 14 mph becoming light and variable. Winds could gust as high as 24 mph. Saturday: A 30 percent chance of rain, mainly after 5pm. Mostly sunny, with a high near 74. Calm wind becoming southwest around 6 mph in the afternoon. Saturday Night: A chance of rain and thunderstorms before 4am, then a slight chance of rain between 4am and 5am. Mostly cloudy, with a low around 46. Southwest wind around 6 mph. Chance of precipitation is 40%. Sunday: A 20 percent chance of rain after noon. Partly sunny, with a high near 69. West northwest wind 5 to 11 mph, with gusts as high as 20 mph. Sunday Night: Mostly cloudy, with a low around 48. West northwest wind 5 to 8 mph becoming light and variable after midnight. Monday: A 30 percent chance of showers and thunderstorms after noon. Mostly cloudy, with a high near 72. Light south wind becoming west southwest 5 to 10 mph in the morning. Winds could gust as high as 20 mph. Monday Night: Showers likely and possibly a thunderstorm before midnight, then a chance of showers. Mostly cloudy, with a low around 43. West southwest wind 9 to 11 mph, with gusts as high as 21 mph. Tuesday: A slight chance of showers. Mostly sunny, with a high near 65. Breezy. Tuesday Night: Partly cloudy, with a low around 46. Breezy. Wednesday: Sunny, with a high near 76. Wednesday Night: Mostly clear, with a low around 49. Thursday: Sunny, with a high near 79. | |
| Lewistown MT 47.07°N 109.43°W (Elev. 3898 ft) | |
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