Great Falls, MT

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Weather Forecast for Great Falls

Today

Rain likely and possibly a thunderstorm before 4pm, then a chance of showers and thunderstorms between 4pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Partly sunny, with a high near 77. West southwest wind 10 to 13 mph, with gusts as high as 18 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Tonight

A chance of rain and thunderstorms before 2am, then a chance of rain between 2am and 3am. Partly cloudy, with a low around 53. Southwest wind 7 to 13 mph, with gusts as high as 18 mph. Chance of precipitation is 40%.

Wednesday

Mostly sunny, with a high near 73. Breezy, with a southwest wind 10 to 15 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 34 mph.

Wednesday Night

A slight chance of rain between 7pm and 1am. Partly cloudy, with a low around 45. Breezy, with a west wind 19 to 24 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 38 mph. Chance of precipitation is 20%.

Thursday

A 50 percent chance of rain, mainly after 1pm. Partly sunny, with a high near 64. West wind 8 to 14 mph, with gusts as high as 25 mph.

Thursday Night

A chance of rain before 7pm, then a chance of showers and thunderstorms after 7pm. Mostly cloudy, with a low around 43. Chance of precipitation is 50%.

Friday

A chance of showers and thunderstorms, then rain after 7am. High near 59. Chance of precipitation is 80%.

Friday Night

Rain before 7pm, then showers likely and possibly a thunderstorm between 7pm and 1am, then a chance of showers and thunderstorms after 1am. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 45.

Saturday

A chance of showers and thunderstorms before 7am, then a chance of rain between 7am and 1pm, then a chance of showers and thunderstorms after 1pm. Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 66.

Saturday Night

A chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 46.

Sunday

A chance of showers and thunderstorms. Mostly sunny, with a high near 71.

Sunday Night

A chance of rain and thunderstorms. Mostly cloudy, with a low around 47.

Monday

A chance of rain. Partly sunny, with a high near 73.