7-Day Forecast 46.58°N 112.04°W (Text-Only)
NWS Forecast for: Helena MT
Issued by: National Weather Service Great Falls, MT
Last Update: 3:13 am MST Feb 17, 2025




Overnight: Snow. Low around 2. Calm wind. Chance of precipitation is 90%. Total nighttime snow accumulation of 1 to 3 inches possible.

Washington's Birthday: Snow. High near 8. Wind chill values as low as -5. Calm wind becoming north northwest around 6 mph in the afternoon. Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.

Monday Night: Snow. Low around -9. Wind chill values as low as -15. West northwest wind 3 to 6 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

Tuesday: A 40 percent chance of snow, mainly before 11am. Mostly cloudy, with a high near 8. Wind chill values as low as -20. Light north northwest wind. New snow accumulation of less than a half inch possible.

Tuesday Night: Mostly cloudy, with a low around -9. North wind around 5 mph becoming calm in the evening.

Wednesday: Partly sunny, with a high near 25. Light and variable wind.

Wednesday Night: Snow likely, mainly before 11pm. Mostly cloudy, with a low around 20. Calm wind. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

Thursday: A slight chance of snow before 11am. Mostly cloudy, with a high near 38. West wind 3 to 7 mph. Winds could gust as high as 18 mph.

Thursday Night: Mostly cloudy, with a low around 22.

Friday: Mostly sunny, with a high near 40.

Friday Night: Mostly cloudy, with a low around 27.

Saturday: Partly sunny, with a high near 44.

Saturday Night: Mostly cloudy, with a low around 31.

Sunday: A slight chance of rain and snow. Partly sunny, with a high near 47.



Helena MT
 46.58°N 112.04°W (Elev. 4413 ft)

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