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SCN26-50: Discontinuation of the State Forecast Product (SFP) for all NWS Central Region, Southern Region, and Western Region Offices: Effective June 29, 2026
The Regional Temperatures and Precipitation Product for the State of Montana (RTPMT) will now be discontinued on July 7, 2026.

Current conditions at

HELENA (HRWM8)

Lat: 46.73167°NLon: 112.01917°WElev: 3800.0ft.

47°F

8°C

Humidity	94%
Wind Speed	SE 8 MPH
Barometer	NA
Dewpoint	45°F (7°C)
Visibility	NA
Wind Chill	43°F (6°C)
Last update	29 Jun 10:53 AM MDT

More Information:

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

Extended Forecast for

5 Miles SSE Marysville MT

Today
High: 49 °F
Rain
Tonight
Low: 45 °F
Rain Likely
then Slight
Chance Rain
Tuesday
High: 63 °F
Mostly Cloudy
then Chance
Showers
Tuesday Night
Low: 49 °F
Chance
Showers then
Slight Chance
Showers
Wednesday
High: 63 °F
Chance
Showers then
Showers
Likely
Wednesday Night
Low: 47 °F
Chance
T-storms then
Partly Cloudy
Thursday
High: 66 °F
Mostly Sunny
Thursday Night
Low: 48 °F
Partly Cloudy
Friday
High: 64 °F
Partly Sunny
then Chance
T-storms

Detailed Forecast

Today

Rain and possibly a thunderstorm before 3pm, then rain likely. High near 49. West wind 15 to 17 mph, with gusts as high as 32 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Tonight

Rain likely, mainly before 11pm. Mostly cloudy, with a low around 45. West wind 11 to 17 mph, with gusts as high as 30 mph. Chance of precipitation is 70%.

Tuesday

A 40 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 63. West wind 7 to 10 mph, with gusts as high as 18 mph.

Tuesday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 49. West southwest wind 5 to 7 mph. Chance of precipitation is 50%.

Wednesday

A chance of showers, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 63. West southwest wind 6 to 9 mph. Chance of precipitation is 70%.

Wednesday Night

A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Partly cloudy, with a low around 47. West wind 5 to 7 mph becoming south southwest in the evening. Chance of precipitation is 40%.

Thursday

Mostly sunny, with a high near 66. Light southwest wind becoming west southwest 5 to 10 mph in the afternoon. Winds could gust as high as 22 mph.

Thursday Night

Partly cloudy, with a low around 48. West wind 5 to 7 mph, with gusts as high as 18 mph.

Friday

A chance of showers and thunderstorms after noon. Partly sunny, with a high near 64.

Friday Night

A chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 48.

Independence Day

Sunny, with a high near 68.

Saturday Night

Mostly clear, with a low around 49.