NWS Forecast for: Lewistown MT
Issued by: National Weather Service Great Falls, MT
Last Update: 4:24 am MDT Jun 27, 2019


Overnight: A 30 percent chance of rain. Mostly cloudy, with a low around 53. Southeast wind around 7 mph.

Thursday: A chance of rain, mainly between 11am and noon, then a chance of showers and thunderstorms after noon. Some of the storms could be severe. Partly sunny, with a high near 78. East southeast wind 6 to 13 mph. Chance of precipitation is 50%.

Thursday Night: A 40 percent chance of showers and thunderstorms, mainly before 10pm. Some of the storms could be severe. Patchy fog after midnight. Otherwise, partly cloudy, with a low around 49. South southeast wind 9 to 14 mph becoming light and variable after midnight. Winds could gust as high as 20 mph.

Friday: A chance of rain before 3pm, then a chance of showers and thunderstorms after 3pm. Some of the storms could be severe. Patchy fog before 9am. Otherwise, partly sunny, with a high near 75. Calm wind becoming northeast 5 to 7 mph in the afternoon. Chance of precipitation is 50%.

Friday Night: A chance of showers and thunderstorms before 9pm, then a chance of rain after 9pm. Some of the storms could be severe. Mostly cloudy, with a low around 49. East wind 5 to 8 mph becoming light and variable after midnight. Chance of precipitation is 50%.

Saturday: A 50 percent chance of rain. Partly sunny, with a high near 73.

Saturday Night: A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 49.

Sunday: Rain likely, mainly after noon. Mostly sunny, with a high near 74.

Sunday Night: Showers likely and possibly a thunderstorm before midnight, then a chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 50.

Monday: A chance of rain before noon, then a chance of showers and thunderstorms after noon. Mostly sunny, with a high near 78.

Monday Night: A chance of rain and thunderstorms. Partly cloudy, with a low around 51.

Tuesday: A chance of rain and thunderstorms. Mostly sunny, with a high near 77.

Tuesday Night: A chance of rain and thunderstorms. Partly cloudy, with a low around 50.

Wednesday: A chance of rain and thunderstorms. Partly sunny, with a high near 73.



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

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