Severe Thunderstorms in the Ohio and Tennessee Valleys; Flash Flooding Possible in the Southwest

Scattered damaging winds, isolated severe hail, and a brief tornado or two are possible from the Upper Ohio to Tennessee Valleys during the late afternoon and evening. Across the Southwest, monsoonal moisture will continue to bring heavy rain and a threat for isolated to scattered flash flooding through Saturday. Read More >

Current conditions at

Helena Regional Airport (KHLN)

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

haze

80°F

27°C

Humidity	30%
Wind Speed	ENE 4 MPH
Barometer	29.96 in (1014.56 mb)
Dewpoint	46°F (8°C)
Visibility	6.00 mi
Heat Index	79°F (26°C)
Last update	06 Sep 05:53 PM MDT

More Information:

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

Extended Forecast for

4 Miles NW Helena MT

Tonight
Low: 54 °F
Areas Smoke
Sunday
High: 83 °F
Areas Smoke
then Slight
Chance
T-storms
Sunday Night
Low: 52 °F
Slight Chance
T-storms then
Haze
Monday
High: 81 °F
Haze then
Sunny
Monday Night
Low: 53 °F
Partly Cloudy
Tuesday
High: 78 °F
Partly Sunny
then Chance
Showers
Tuesday Night
Low: 49 °F
Chance
Showers
Wednesday
High: 76 °F
Chance
Showers
Wednesday Night
Low: 50 °F
Chance
Showers

Detailed Forecast

Tonight

Areas of smoke. Partly cloudy, with a low around 54. East wind around 6 mph becoming light and variable after midnight.

Sunday

A 20 percent chance of showers and thunderstorms after noon. Areas of smoke. Mostly sunny, with a high near 83. Light and variable wind becoming west 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.

Sunday Night

A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Widespread haze after 9pm. Areas of smoke before 9pm. Partly cloudy, with a low around 52. Southwest wind 6 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

Monday

Widespread haze before 7am. Sunny, with a high near 81. Southwest wind 3 to 7 mph.

Monday Night

Partly cloudy, with a low around 53. West northwest wind around 6 mph becoming calm in the evening.

Tuesday

A 40 percent chance of showers after noon. Partly sunny, with a high near 78. Calm wind becoming southeast around 6 mph in the afternoon.

Tuesday Night

A 50 percent chance of showers. Mostly cloudy, with a low around 49. North wind around 6 mph becoming light and variable after midnight.

Wednesday

A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 76. Calm wind becoming north northeast 5 to 7 mph in the afternoon.

Wednesday Night

A chance of showers, mainly before midnight. Mostly cloudy, with a low around 50.

Thursday

A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 72.

Thursday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 49.

Friday

Showers likely. Mostly cloudy, with a high near 69.

Friday Night

A chance of showers. Mostly cloudy, with a low around 49.

Saturday

A chance of showers. Partly sunny, with a high near 69.