Heavy Rain From the Central Plains to the Mid-Atlantic; Heat Wave Begins This Weekend

Strong to severe thunderstorms and heavy rain will impact portions of the central Plains into the Upper Midwest and the Mid-Atlantic through the weekend. A stretch of unusually hot and humid weather is expected across portions of the central U.S. and the Southeast beginning this weekend and continuing through next week. The heat may reach dangerous levels, particularly mid to late next week. Read More >

Current conditions at

Helena Regional Airport (KHLN)

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

Clear

75°F

24°C

Humidity	31%
Wind Speed	W 8 MPH
Barometer	29.87 in (1011.51 mb)
Dewpoint	43°F (6°C)
Visibility	10.00 mi
Last update	18 Jul 11:05 PM MDT

More Information:

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

Extended Forecast for

Helena MT

Tonight
Low: 57 °F
Partly Cloudy
Saturday
High: 85 °F
Partly Sunny
Saturday Night
Low: 57 °F
Mostly Cloudy
Sunday
High: 83 °F
Partly Sunny
Sunday Night
Low: 57 °F
Mostly Cloudy
Monday
High: 79 °F
Partly Sunny
then Chance
Showers
Monday Night
Low: 54 °F
Chance
T-storms then
Slight Chance
Showers
Tuesday
High: 80 °F
Mostly Sunny
then Chance
Showers
Tuesday Night
Low: 54 °F
Slight Chance
T-storms then
Partly Cloudy

Detailed Forecast

Tonight

Partly cloudy, with a low around 57. Light west southwest wind.

Saturday

Partly sunny, with a high near 85. Light and variable wind becoming west 8 to 13 mph in the afternoon. Winds could gust as high as 25 mph.

Saturday Night

Mostly cloudy, with a low around 57. West wind 9 to 14 mph becoming light west southwest after midnight. Winds could gust as high as 25 mph.

Sunday

Partly sunny, with a high near 83. Calm wind becoming west northwest 5 to 8 mph in the afternoon. Winds could gust as high as 18 mph.

Sunday Night

Mostly cloudy, with a low around 57. Northwest wind 5 to 8 mph becoming calm after midnight.

Monday

A 30 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 79. Calm wind becoming north 5 to 9 mph in the afternoon. Winds could gust as high as 20 mph.

Monday Night

A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 54. North wind 5 to 9 mph becoming calm after midnight. Winds could gust as high as 18 mph. Chance of precipitation is 40%.

Tuesday

A chance of showers and thunderstorms after noon. Partly sunny, with a high near 80. Calm wind becoming northwest 5 to 9 mph in the afternoon. Winds could gust as high as 20 mph.

Tuesday Night

A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 54.

Wednesday

Mostly sunny, with a high near 86.

Wednesday Night

Mostly clear, with a low around 56.

Thursday

Sunny, with a high near 89.

Thursday Night

Mostly clear, with a low around 57.

Friday

Sunny, with a high near 90.