Dense Plumes of Canadian Smoke Plague the Eastern U.S.

A persistent low pressure system in the Northeast combined with large Canadian wildfires producing a tremendous amount of smoke has resulted in deep plumes of smoke spreading into the Northeast, Mid-Atlantic, and Ohio Valleys. Unhealthy air quality alerts produced by the EPA are in effect for many high population urban centers along the I-95 corridor. Hazy conditions extend into the central U.S. Read More >

Current conditions at

Helena Regional Airport (KHLN)

Lat: 46.60445°NLon: 111.9892°WElev: 3874ft.

Clear

79°F

26°C

Humidity 47%
Wind Speed N 0 MPH
Barometer 29.94 in (1013.89 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 08 Jun 11:20 AM MDT
Extended Forecast for

Helena MT

Flood Watch June 8, 12:00pm until June 9, 12:00am
Click here for hazard details and duration
Flood Watch
  • Today

    Today: Showers and thunderstorms likely before 2pm, then showers and possibly a thunderstorm between 2pm and 3pm, then showers and thunderstorms after 3pm. Some of the storms could produce heavy rain.  Temperature falling to around 67 by 5pm. North wind 6 to 10 mph.  Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Heavy Rain

    High: 73 °F

  • Tonight

    Tonight: Showers and thunderstorms, mainly before 10pm.  Low around 56. North northwest wind 5 to 7 mph becoming calm  after midnight.  Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    T-storms then
    Mostly Cloudy

    Low: 56 °F

  • Friday

    Friday: A chance of showers before 9am, then a chance of showers and thunderstorms between 9am and noon, then showers likely and possibly a thunderstorm after noon.  Mostly cloudy, with a high near 77. Calm wind becoming northeast 5 to 7 mph in the afternoon.  Chance of precipitation is 70%.

    Chance
    Showers then
    Showers
    Likely

    High: 77 °F

  • Friday
    Night

    Friday Night: Showers likely and possibly a thunderstorm before midnight, then a chance of showers and thunderstorms after midnight.  Mostly cloudy, with a low around 57. East northeast wind 5 to 8 mph becoming light and variable  after midnight.  Chance of precipitation is 70%.

    Showers
    Likely then
    Chance
    T-storms

    Low: 57 °F

  • Saturday

    Saturday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after noon.  High near 73. Calm wind becoming north northeast 5 to 7 mph in the afternoon.  Chance of precipitation is 90%.

    Chance
    Showers then
    Showers

    High: 73 °F

  • Saturday
    Night

    Saturday Night: Showers likely and possibly a thunderstorm before midnight, then a slight chance of showers and thunderstorms after midnight.  Mostly cloudy, with a low around 56. North northeast wind 5 to 9 mph becoming light and variable  after midnight.  Chance of precipitation is 70%.

    Showers
    Likely then
    Slight Chance
    T-storms

    Low: 56 °F

  • Sunday

    Sunday: A chance of showers, then showers and possibly a thunderstorm after noon.  High near 74. Light and variable wind becoming east 5 to 9 mph in the morning.  Chance of precipitation is 80%.

    Chance
    Showers then
    Showers

    High: 74 °F

  • Sunday
    Night

    Sunday Night: Showers likely and possibly a thunderstorm before midnight, then a slight chance of showers.  Mostly cloudy, with a low around 56. Northeast wind 6 to 9 mph becoming west northwest after midnight.

    Showers
    Likely

    Low: 56 °F

  • Monday

    Monday: A chance of showers, then showers and possibly a thunderstorm after noon.  Mostly cloudy, with a high near 73.

    Showers

    High: 73 °F

Detailed Forecast

Today
Showers and thunderstorms likely before 2pm, then showers and possibly a thunderstorm between 2pm and 3pm, then showers and thunderstorms after 3pm. Some of the storms could produce heavy rain. Temperature falling to around 67 by 5pm. North wind 6 to 10 mph. Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms, mainly before 10pm. Low around 56. North northwest wind 5 to 7 mph becoming calm after midnight. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Friday
A chance of showers before 9am, then a chance of showers and thunderstorms between 9am and noon, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 77. Calm wind becoming northeast 5 to 7 mph in the afternoon. Chance of precipitation is 70%.
Friday Night
Showers likely and possibly a thunderstorm before midnight, then a chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 57. East northeast wind 5 to 8 mph becoming light and variable after midnight. Chance of precipitation is 70%.
Saturday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after noon. High near 73. Calm wind becoming north northeast 5 to 7 mph in the afternoon. Chance of precipitation is 90%.
Saturday Night
Showers likely and possibly a thunderstorm before midnight, then a slight chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 56. North northeast wind 5 to 9 mph becoming light and variable after midnight. Chance of precipitation is 70%.
Sunday
A chance of showers, then showers and possibly a thunderstorm after noon. High near 74. Light and variable wind becoming east 5 to 9 mph in the morning. Chance of precipitation is 80%.
Sunday Night
Showers likely and possibly a thunderstorm before midnight, then a slight chance of showers. Mostly cloudy, with a low around 56. Northeast wind 6 to 9 mph becoming west northwest after midnight.
Monday
A chance of showers, then showers and possibly a thunderstorm after noon. Mostly cloudy, with a high near 73.
Monday Night
A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 55.
Tuesday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 78.
Tuesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 57.
Wednesday
A chance of showers and thunderstorms. Partly sunny, with a high near 77.
Click Map For Forecast
Point Forecast:
Helena MT
 46.58°N 112.04°W (Elev. 4413 ft)
10:44 am MDT Jun 8, 2023
11am MDT Jun 8, 2023-6pm MDT Jun 14, 2023
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database