National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Dangerous Heat and Heavy Rainfall into the Weekend

Hot temperatures and high humidity are forecast to continue across the mid-Mississippi Valley into this weekend. Heat Advisories remain in effect. Heavy to excessive rainfall occurring at times through the weekend could bring areas of flooding to parts of the northern Rockies, upper Midwest, central Great Lakes, and southern New England. Read More >

Current conditions at

MEDICINE LAKE (MLKM8)

Lat: 48.48722°NLon: 104.47583°WElev: 1975.0ft.

NA

75°F

24°C

Humidity 59%
Wind Speed NE 6 MPH
Barometer NA
Dewpoint 60°F (16°C)
Visibility NA
Last update 18 Sep 05:58 PM MDT
Extended Forecast for

Medicine Lake MT

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and 10pm. Increasing clouds, with a low around 55. North northeast wind 9 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    Low: 55 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers between 10am and 5pm. Cloudy, with a high near 68. East northeast wind 11 to 17 mph, with gusts as high as 26 mph.

    High: 68 °F

    Slight Chance
    Showers

  • Saturday Night

    Saturday Night: A 30 percent chance of showers, mainly after midnight. Cloudy, with a low around 51. East wind 10 to 14 mph, with gusts as high as 23 mph.

    Low: 51 °F

    Chance
    Showers

  • Sunday

    Sunday: A 40 percent chance of showers, mainly before noon. Cloudy, with a high near 64. East wind 10 to 13 mph, with gusts as high as 21 mph.

    High: 64 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 48. East southeast wind 6 to 11 mph.

    Low: 48 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 71. East southeast wind 7 to 17 mph, with gusts as high as 26 mph.

    High: 71 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 51. South southeast wind 13 to 15 mph, with gusts as high as 25 mph.

    Low: 51 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 76. South southeast wind 11 to 16 mph, with gusts as high as 25 mph.

    High: 76 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 53. South southeast wind 8 to 15 mph, with gusts as high as 24 mph.

    Low: 53 °F

    Partly Cloudy

Detailed Forecast

Tonight
A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and 10pm. Increasing clouds, with a low around 55. North northeast wind 9 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Saturday
A 20 percent chance of showers between 10am and 5pm. Cloudy, with a high near 68. East northeast wind 11 to 17 mph, with gusts as high as 26 mph.
Saturday Night
A 30 percent chance of showers, mainly after midnight. Cloudy, with a low around 51. East wind 10 to 14 mph, with gusts as high as 23 mph.
Sunday
A 40 percent chance of showers, mainly before noon. Cloudy, with a high near 64. East wind 10 to 13 mph, with gusts as high as 21 mph.
Sunday Night
Mostly cloudy, with a low around 48. East southeast wind 6 to 11 mph.
Monday
Mostly sunny, with a high near 71. East southeast wind 7 to 17 mph, with gusts as high as 26 mph.
Monday Night
Partly cloudy, with a low around 51. South southeast wind 13 to 15 mph, with gusts as high as 25 mph.
Tuesday
Mostly sunny, with a high near 76. South southeast wind 11 to 16 mph, with gusts as high as 25 mph.
Tuesday Night
Partly cloudy, with a low around 53. South southeast wind 8 to 15 mph, with gusts as high as 24 mph.
Wednesday
Sunny, with a high near 79. Southeast wind 7 to 10 mph, with gusts as high as 18 mph.
Wednesday Night
Mostly clear, with a low around 53. South southeast wind 5 to 8 mph.
Thursday
Sunny, with a high near 81.
Thursday Night
Mostly clear, with a low around 54.
Friday
Mostly sunny, with a high near 80.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Medicine Lake MT
 48.49°N 104.52°W (Elev. 1946 ft)
Last Update:
3:56 pm MDT Sep 18, 2026
Forecast Valid:
7pm MDT Sep 18, 2026-6pm MDT Sep 25, 2026
 
Forecast Discussion
 
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Additional Resources

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Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation