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 VALLEY (HVMT)

Lat: 46.67917°NLon: 111.98333°WElev: 3673.0ft.

NA

77°F

25°C

Humidity 42%
Wind Speed E 3 MPH
Barometer NA
Dewpoint 52°F (11°C)
Visibility NA
Heat Index78°F (26°C)
Last update 14 Jun 02:00 PM MDT
Extended Forecast for

11 Miles ENE East Helena MT

  • This Afternoon

    This Afternoon: A 30 percent chance of showers and thunderstorms, mainly between 3pm and 4pm.  Mostly sunny, with a high near 82. West northwest wind 3 to 6 mph.

    High: 82 °F

    Chance
    T-storms

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 11pm.  Partly cloudy, with a low around 53. North northwest wind around 6 mph becoming calm  in the evening.

    Low: 53 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Sunday

    Sunday: A slight chance of showers between 2pm and 3pm, then a chance of showers and thunderstorms after 3pm.  Mostly sunny, with a high near 84. Calm wind becoming north 5 to 8 mph in the afternoon. Winds could gust as high as 18 mph.  Chance of precipitation is 50%.

    High: 84 °F

    Mostly Sunny
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 51. North northeast wind 5 to 9 mph becoming calm  after midnight.  Chance of precipitation is 40%.

    Low: 51 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Monday

    Monday: A 50 percent chance of showers, mainly after noon.  Partly sunny, with a high near 80. Calm wind becoming east southeast around 6 mph in the afternoon.

    High: 80 °F

    Slight Chance
    Showers then
    Chance
    Showers

  • Monday Night

    Monday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 51. East northeast wind around 6 mph becoming light and variable  after midnight.  Chance of precipitation is 50%.

    Low: 51 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A 30 percent chance of showers.  Partly sunny, with a high near 79. Light and variable wind becoming west 5 to 8 mph in the morning. Winds could gust as high as 18 mph.

    High: 79 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 50. West northwest wind 5 to 9 mph becoming south in the evening.

    Low: 50 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms, mainly between 3pm and 4pm. Mostly sunny, with a high near 82. West northwest wind 3 to 6 mph.
Tonight
A 20 percent chance of showers and thunderstorms before 11pm. Partly cloudy, with a low around 53. North northwest wind around 6 mph becoming calm in the evening.
Sunday
A slight chance of showers between 2pm and 3pm, then a chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 84. Calm wind becoming north 5 to 8 mph in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 50%.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 51. North northeast wind 5 to 9 mph becoming calm after midnight. Chance of precipitation is 40%.
Monday
A 50 percent chance of showers, mainly after noon. Partly sunny, with a high near 80. Calm wind becoming east southeast around 6 mph in the afternoon.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 51. East northeast wind around 6 mph becoming light and variable after midnight. Chance of precipitation is 50%.
Tuesday
A 30 percent chance of showers. Partly sunny, with a high near 79. Light and variable wind becoming west 5 to 8 mph in the morning. Winds could gust as high as 18 mph.
Tuesday Night
Mostly clear, with a low around 50. West northwest wind 5 to 9 mph becoming south in the evening.
Wednesday
Sunny, with a high near 83.
Wednesday Night
Mostly clear, with a low around 51.
Juneteenth
Sunny, with a high near 85.
Thursday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 50.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 79.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles ENE East Helena MT
 46.65°N 111.72°W (Elev. 3799 ft)
1:36 pm MDT Jun 14, 2025
2pm MDT Jun 14, 2025-6pm MDT Jun 20, 2025
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database