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 Regional Airport (KHLN)

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

Overcast

50°F

10°C

Humidity	76%
Wind Speed	NNW 11 MPH
Barometer	30.18 in (1022.01 mb)
Dewpoint	43°F (6°C)
Visibility	10.00 mi
Wind Chill	46°F (8°C)
Last update	12 Jun 09:20 PM MDT

More Information:

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

Extended Forecast for

Helena MT

Tonight
Low: 44 °F
Chance
Showers
Saturday
High: 62 °F
Slight Chance
Showers then
Mostly Sunny
Saturday Night
Low: 41 °F
Mostly Cloudy
Sunday
High: 72 °F
Sunny
Sunday Night
Low: 45 °F
Mostly Clear
Monday
High: 80 °F
Mostly Sunny
Monday Night
Low: 54 °F
Mostly Cloudy
Tuesday
High: 84 °F
Partly Sunny
then Mostly
Sunny and
Breezy
Tuesday Night
Low: 55 °F
Mostly Clear
and Breezy
then Mostly
Clear

Detailed Forecast

Tonight

A 50 percent chance of showers, mainly before 4am. Mostly cloudy, with a low around 44. Northwest wind 7 to 17 mph, with gusts as high as 32 mph.

Saturday

A 20 percent chance of showers before 8am. Partly sunny, with a high near 62. North wind 6 to 9 mph, with gusts as high as 20 mph.

Saturday Night

Mostly cloudy, with a low around 41. North wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 21 mph.

Sunday

Sunny, with a high near 72. Calm wind becoming northeast around 6 mph in the afternoon.

Sunday Night

Mostly clear, with a low around 45. North northeast wind around 6 mph becoming calm in the evening.

Monday

Mostly sunny, with a high near 80. Calm wind becoming west northwest 5 to 7 mph in the afternoon.

Monday Night

Mostly cloudy, with a low around 54. West southwest wind 6 to 8 mph, with gusts as high as 20 mph.

Tuesday

Mostly sunny, with a high near 84. Breezy, with a west wind 6 to 11 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 43 mph.

Tuesday Night

Mostly clear, with a low around 55. Breezy.

Wednesday

Sunny, with a high near 74. Breezy.

Wednesday Night

Mostly clear, with a low around 47.

Thursday

Sunny, with a high near 77.

Thursday Night

Partly cloudy, with a low around 48.

Juneteenth

Sunny, with a high near 79.