Severe Weather and Heavy Rainfall in the Midwest and Desert Southwest; Mid-Summer Heat Continues

Severe thunderstorm and heavy rainfall are possible in the Midwest into the Central Appalachians and the Desert Southwest early this week. Storms are also expected in parts of the northern Plains today. Fire weather and air quality concerns will persist across portions of the West. Mid-summer heat will continue across much of the CONUS this week, especially in the the south-central High Plains. Read More >

Hazardous Weather Conditions

Air Quality Alert

Current conditions at

Helena Regional Airport (KHLN)

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

smoke

59°F

15°C

Humidity	54%
Wind Speed	W 10 MPH
Barometer	30.0 in (1015.92 mb)
Dewpoint	43°F (6°C)
Visibility	7.00 mi
Last update	10 Aug 05:35 AM MDT

More Information:

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

Extended Forecast for

Helena MT

Today
High: 87 °F
Areas Smoke
Tonight
Low: 58 °F
Patchy Smoke
Tuesday
High: 89 °F
Areas Smoke
Tuesday Night
Low: 58 °F
Patchy Smoke
then Mostly
Clear
Wednesday
High: 81 °F
Sunny
Wednesday Night
Low: 56 °F
Chance
Showers
Thursday
High: 74 °F
Showers
Likely
Thursday Night
Low: 54 °F
Showers
Friday
High: 73 °F
Chance
Showers then
Chance
T-storms

Detailed Forecast

Today

Areas of smoke. Sunny, with a high near 87. Light and variable wind becoming west northwest 6 to 11 mph in the afternoon. Winds could gust as high as 22 mph.

Tonight

Patchy smoke. Mostly clear, with a low around 58. West southwest wind 6 to 11 mph, with gusts as high as 22 mph.

Tuesday

Areas of smoke before 3pm. Sunny, with a high near 89. Calm wind becoming northwest 5 to 9 mph in the afternoon. Winds could gust as high as 21 mph.

Tuesday Night

Patchy smoke before 7pm. Mostly clear, with a low around 58. North northwest wind 5 to 9 mph becoming west after midnight. Winds could gust as high as 18 mph.

Wednesday

Sunny, with a high near 81. Light west northwest wind becoming north 5 to 9 mph in the morning. Winds could gust as high as 18 mph.

Wednesday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 56. North wind 6 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 30%.

Thursday

A chance of showers, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 74. Calm wind becoming north 5 to 8 mph in the morning. Chance of precipitation is 60%.

Thursday Night

Showers and possibly a thunderstorm before midnight, then showers likely. Mostly cloudy, with a low around 54. North wind 6 to 11 mph becoming light north northwest after midnight. Winds could gust as high as 20 mph.

Friday

A chance of showers, with thunderstorms also possible after noon. Mostly cloudy, with a high near 73.

Friday Night

A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 53.

Saturday

A chance of showers and thunderstorms. Partly sunny, with a high near 78.

Saturday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 54.

Sunday

A chance of showers and thunderstorms. Mostly sunny, with a high near 82.