Widespread Showers in the Eastern US; Severe Thunderstorms in the Plains; Heatwave in the Desert Southwest

Widespread showers and thunderstorms across much of the central and eastern U.S. will produce areas of excessive rainfall, especially in the southern Mid-Atlantic states. Scattered severe thunderstorms are expected from Montana into portions of the central/southern Plains this weekend. A heatwave will build in the Desert Southwest, in parts of Arizona, southeastern California, and southern Nevada. Read More >

Current conditions at

Helena Regional Airport (KHLN)

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

Clear

63°F

17°C

Humidity 48%
Wind Speed W 8 MPH
Barometer 30.03 in (1016.93 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 15 Jun 02:20 AM MDT
Extended Forecast for

Clancy MT

  • Overnight

    Overnight: Mostly clear, with a low around 49. Calm wind.

    Low: 49 °F

    Mostly Clear

  • Sunday

    Sunday: Showers likely and possibly a thunderstorm, mainly after 3pm.  Increasing clouds, with a high near 82. Calm wind becoming north northeast 5 to 8 mph in the afternoon.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 82 °F

    Sunny then
    Showers
    Likely

  • Sunday Night

    Sunday Night: Showers likely and possibly a thunderstorm before 7pm, then a chance of showers and thunderstorms between 7pm and 9pm.  Partly cloudy, with a low around 48. North wind 5 to 7 mph becoming calm  in the evening.  Chance of precipitation is 60%.

    Low: 48 °F

    Showers
    Likely then
    Partly Cloudy

  • Monday

    Monday: A 50 percent chance of showers after noon.  Partly sunny, with a high near 78. Calm wind becoming east northeast around 5 mph in the afternoon.

    High: 78 °F

    Partly Sunny
    then Chance
    Showers

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before midnight, then a slight chance of showers.  Mostly cloudy, with a low around 47. North wind around 6 mph becoming calm  in the evening.  Chance of precipitation is 40%.

    Low: 47 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Tuesday

    Tuesday: A 30 percent chance of showers, mainly after noon.  Partly sunny, with a high near 78. Calm wind becoming northwest 5 to 7 mph in the afternoon.

    High: 78 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 47. West southwest wind 3 to 7 mph.

    Low: 47 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 83. Calm wind becoming west 5 to 8 mph in the afternoon.

    High: 83 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 49.

    Low: 49 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 49. Calm wind.
Sunday
Showers likely and possibly a thunderstorm, mainly after 3pm. Increasing clouds, with a high near 82. Calm wind becoming north northeast 5 to 8 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
Showers likely and possibly a thunderstorm before 7pm, then a chance of showers and thunderstorms between 7pm and 9pm. Partly cloudy, with a low around 48. North wind 5 to 7 mph becoming calm in the evening. Chance of precipitation is 60%.
Monday
A 50 percent chance of showers after noon. Partly sunny, with a high near 78. Calm wind becoming east northeast around 5 mph in the afternoon.
Monday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 47. North wind around 6 mph becoming calm in the evening. Chance of precipitation is 40%.
Tuesday
A 30 percent chance of showers, mainly after noon. Partly sunny, with a high near 78. Calm wind becoming northwest 5 to 7 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 47. West southwest wind 3 to 7 mph.
Wednesday
Sunny, with a high near 83. Calm wind becoming west 5 to 8 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 49.
Juneteenth
A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 87.
Thursday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 49.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 80.
Friday Night
A chance of showers. Mostly cloudy, with a low around 43.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 67.
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ABOUT THIS FORECAST

 
Point Forecast:
Clancy MT
 46.46°N 111.99°W (Elev. 4400 ft)
2:16 am MDT Jun 15, 2025
2am MDT Jun 15, 2025-6pm MDT Jun 21, 2025
 
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Additional Resources

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