National Weather Service

News Headlines

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.

53°F

12°C

Humidity	86%
Wind Speed	N 10 MPH
Barometer	NA
Dewpoint	49°F (9°C)
Visibility	NA
Last update	28 Jun 03:53 AM MDT

More Information:

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

Extended Forecast for

12 Miles N Helena MT

Overnight
Low: 52 °F
Rain
Sunday
High: 51 °F
Rain
Sunday Night
Low: 40 °F
Rain
Monday
High: 53 °F
Rain
Monday Night
Low: 42 °F
Rain then
Rain Likely
Tuesday
High: 68 °F
Slight Chance
Showers then
Chance
T-storms
Tuesday Night
Low: 45 °F
Chance
T-storms then
Partly Cloudy
Wednesday
High: 70 °F
Mostly Sunny
then Chance
T-storms
Wednesday Night
Low: 45 °F
Chance
T-storms then
Partly Cloudy

Detailed Forecast

Overnight

Rain. Steady temperature around 52. West wind around 8 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

Sunday

Rain. High near 51. West wind 9 to 13 mph becoming south in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

Sunday Night

Rain. Low around 40. South wind 13 to 17 mph, with gusts as high as 29 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

Monday

Rain and possibly a thunderstorm, mainly before 5pm, then a chance of rain and thunderstorms after 5pm. High near 53. South wind 11 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 100%.

Monday Night

Rain. Low around 42. West southwest wind 6 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 90%.

Tuesday

A chance of showers, with thunderstorms also possible after 3pm. Partly sunny, with a high near 68. South southwest wind 6 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

Tuesday Night

A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Partly cloudy, with a low around 45. West southwest wind 3 to 8 mph. Chance of precipitation is 30%.

Wednesday

A chance of showers and thunderstorms after noon. Partly sunny, with a high near 70. South wind 3 to 8 mph. Winds could gust as high as 18 mph.

Wednesday Night

A chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 45.

Thursday

A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 74.

Thursday Night

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

Friday

Showers likely and possibly a thunderstorm. Partly sunny, with a high near 71.

Friday Night

A chance of showers and thunderstorms. Partly cloudy, with a low around 44.