Heavy Rainfall and Flooding in the Mid-Atlantic; Heat and Wildfire Concerns in the West

Slow moving showers and thunderstorms may result in flash flooding for portions of the mid-Atlantic region through tonight. Meanwhile, excessive heat will continue to build across the West through Tuesday. Heat Advisories and Extreme Heat Warnings are in effect. Fire Weather concerns continue for the West with dry and breezy conditions. Watching the tropics across the Southeast. Read More >

Current conditions at

HARLEM (HRLM)

Lat: 48.54333°NLon: 108.83472°WElev: 2358.0ft.

NA

58°F

14°C

Humidity 90%
Wind Speed ESE 5 MPH
Barometer NA
Dewpoint 55°F (13°C)
Visibility NA
Last update 14 Jul 10:00 PM MDT
Extended Forecast for

Chinook MT

  • Tonight

    Tonight: Showers and possibly a thunderstorm before 3am, then showers likely.  Low around 54. Northeast wind 11 to 18 mph, with gusts as high as 28 mph.  Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 54 °F

    Showers

  • Tuesday

    Tuesday: Showers and possibly a thunderstorm.  High near 60. Northeast wind 10 to 14 mph, with gusts as high as 22 mph.  Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 60 °F

    Showers

  • Tuesday Night

    Tuesday Night: A 50 percent chance of showers.  Patchy fog after 11pm.  Otherwise, mostly cloudy, with a low around 47. East wind 5 to 9 mph.

    Low: 47 °F

    Chance
    Showers and
    Patchy Fog

  • Wednesday

    Wednesday: A 20 percent chance of showers.  Areas of fog before 10am.  Otherwise, partly sunny, with a high near 69. East wind 5 to 10 mph, with gusts as high as 18 mph.

    High: 69 °F

    Slight Chance
    Showers and
    Areas Fog

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 47. Southeast wind 9 to 11 mph, with gusts as high as 20 mph.

    Low: 47 °F

    Partly Cloudy

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 79. East southeast wind 9 to 11 mph, with gusts as high as 18 mph.

    High: 79 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms, mainly before midnight.  Partly cloudy, with a low around 50. East southeast wind 5 to 9 mph becoming west after midnight.

    Low: 50 °F

    Chance
    T-storms

  • Friday

    Friday: Mostly sunny, with a high near 78. Northwest wind 6 to 8 mph.

    High: 78 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 52.

    Low: 52 °F

    Mostly Clear

Detailed Forecast

Tonight
Showers and possibly a thunderstorm before 3am, then showers likely. Low around 54. Northeast wind 11 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday
Showers and possibly a thunderstorm. High near 60. Northeast wind 10 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
A 50 percent chance of showers. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 47. East wind 5 to 9 mph.
Wednesday
A 20 percent chance of showers. Areas of fog before 10am. Otherwise, partly sunny, with a high near 69. East wind 5 to 10 mph, with gusts as high as 18 mph.
Wednesday Night
Partly cloudy, with a low around 47. Southeast wind 9 to 11 mph, with gusts as high as 20 mph.
Thursday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 79. East southeast wind 9 to 11 mph, with gusts as high as 18 mph.
Thursday Night
A 30 percent chance of showers and thunderstorms, mainly before midnight. Partly cloudy, with a low around 50. East southeast wind 5 to 9 mph becoming west after midnight.
Friday
Mostly sunny, with a high near 78. Northwest wind 6 to 8 mph.
Friday Night
Mostly clear, with a low around 52.
Saturday
Mostly sunny, with a high near 86.
Saturday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 56.
Sunday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 88.
Sunday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 55.
Monday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 82.
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ABOUT THIS FORECAST

 
Point Forecast:
Chinook MT
 48.59°N 109.26°W (Elev. 2408 ft)
8:34 pm MDT Jul 14, 2025
10pm MDT Jul 14, 2025-6pm MDT Jul 21, 2025
 
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Additional Resources

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