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The Regional Temperatures and Precipitation Product for the State of Montana (RTPMT) will be discontinued on May 6, 2026.

Current conditions at

Helena Regional Airport (KHLN)

Lat: 46.60445°NLon: 111.9892°WElev: 3874.0ft.

Mostly Cloudy

52°F

11°C

Humidity	56%
Wind Speed	NE 11 MPH
Barometer	29.49 in (998.65 mb)
Dewpoint	37°F (3°C)
Visibility	10.00 mi
Last update	15 Apr 06:53 PM MDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

Helena MT

Tonight
Low: 25 °F
Rain/Snow
then Chance
Snow
Thursday
High: 41 °F
Snow Showers
Likely
Thursday Night
Low: 24 °F
Chance Snow
Showers
Friday
High: 45 °F
Chance Snow
then Snow
Likely
Friday Night
Low: 23 °F
Partly Cloudy
Saturday
High: 58 °F
Sunny
Saturday Night
Low: 29 °F
Partly Cloudy
Sunday
High: 67 °F
Sunny
Sunday Night
Low: 37 °F
Partly Cloudy

Detailed Forecast

Tonight

Rain showers and snow before 2am, then a chance of snow after 3am. Some thunder is also possible. Low around 25. West wind 6 to 13 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of less than a half inch possible.

Thursday

A chance of snow before noon, then snow showers likely, mainly after 5pm. Partly sunny, with a high near 41. West wind 5 to 14 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

Thursday Night

A chance of snow showers before midnight, then a slight chance of snow after midnight. Mostly cloudy, with a low around 24. West wind 5 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

Friday

Snow likely, mainly between noon and 3pm, then snow showers likely after 3pm. Some thunder is also possible. Mostly cloudy, with a high near 45. Light west southwest wind becoming northwest 5 to 10 mph in the morning. Winds could gust as high as 22 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

Friday Night

Partly cloudy, with a low around 23. Northwest wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 21 mph.

Saturday

Sunny, with a high near 58. Calm wind becoming west 5 to 8 mph in the afternoon. Winds could gust as high as 18 mph.

Saturday Night

Partly cloudy, with a low around 29. South southwest wind 5 to 9 mph, with gusts as high as 20 mph.

Sunday

Sunny, with a high near 67. Calm wind becoming southwest 5 to 8 mph in the afternoon. Winds could gust as high as 20 mph.

Sunday Night

Partly cloudy, with a low around 37.

Monday

Mostly sunny, with a high near 73.