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Heat and Fire Weather Concerns West; Heavy Rain and Thunderstorms from Plains to mid-Atlantic

Thunderstorms and locally heavy rainfall is expected from the Central Plains to the Ohio Valley, mid-Atlantic and across the Southeast. Severe weather from the Upper Midwest to Central Plains increases on Friday. Major to Extreme HeatRisk continues across the Southern Plains to the lower Mississippi Valley late this week. Fire weather concerns for the northern Rockies and northern Plains today. Read More >

Hazardous Weather Conditions

Current conditions at

Shenandoah Municipal (KSDA)

Lat: 40.75°NLon: 95.42°WElev: 971ft.

Fair

63°F

17°C

Humidity 100%
Wind Speed Calm
Barometer 30.06 in
Dewpoint 63°F (17°C)
Visibility 8.00 mi
Last update 10 Sep 7:55 am CDT
Extended Forecast for

Tarkio MO

  • Today

    Today: Mostly cloudy through mid morning, then gradual clearing, with a high near 84. East wind 3 to 6 mph.

    High: 84 °F

    Becoming
    Sunny

  • Tonight

    Tonight: Patchy fog between 11pm and 4am. Otherwise, mostly clear, with a low around 62. East wind 3 to 5 mph.

    Low: 62 °F

    Patchy Fog

  • Friday

    Friday: Mostly sunny, with a high near 86. South wind 5 to 14 mph, with gusts as high as 21 mph.

    High: 86 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A chance of showers and thunderstorms after 1am. Mostly clear during the early evening, then becoming mostly cloudy, with a low around 67. South southeast wind 6 to 11 mph becoming light south after midnight. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 67 °F

    Partly Cloudy
    then Chance
    T-storms

  • Saturday

    Saturday: A chance of showers and thunderstorms. Mostly sunny, with a high near 84. Light and variable wind becoming north 5 to 8 mph in the morning. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 84 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 63. Chance of precipitation is 50%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 63 °F

    Chance
    Showers then
    Chance
    T-storms

  • Sunday

    Sunday: A chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 85. Breezy. Chance of precipitation is 50%.

    High: 85 °F

    Chance
    T-storms and
    Breezy

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 70. Breezy. Chance of precipitation is 30%.

    Low: 70 °F

    Chance
    T-storms and
    Breezy

  • Monday

    Monday: A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 85. Breezy. Chance of precipitation is 60%.

    High: 85 °F

    Breezy.
    Chance
    Showers then
    Showers
    Likely

Detailed Forecast

Today
Mostly cloudy through mid morning, then gradual clearing, with a high near 84. East wind 3 to 6 mph.
Tonight
Patchy fog between 11pm and 4am. Otherwise, mostly clear, with a low around 62. East wind 3 to 5 mph.
Friday
Mostly sunny, with a high near 86. South wind 5 to 14 mph, with gusts as high as 21 mph.
Friday Night
A chance of showers and thunderstorms after 1am. Mostly clear during the early evening, then becoming mostly cloudy, with a low around 67. South southeast wind 6 to 11 mph becoming light south after midnight. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 84. Light and variable wind becoming north 5 to 8 mph in the morning. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 63. Chance of precipitation is 50%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
A chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 85. Breezy. Chance of precipitation is 50%.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 70. Breezy. Chance of precipitation is 30%.
Monday
A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 85. Breezy. Chance of precipitation is 60%.
Monday Night
Showers likely and possibly a thunderstorm. Partly cloudy, with a low around 59. Chance of precipitation is 60%.
Tuesday
A chance of showers. Mostly cloudy, with a high near 69. Chance of precipitation is 50%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 57. Chance of precipitation is 40%.
Wednesday
A chance of showers. Partly sunny, with a high near 70. Chance of precipitation is 50%.
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ABOUT THIS FORECAST

 
Point Forecast:
Tarkio MO
 40.45°N 95.38°W (Elev. 919 ft)
Last Update:
1:26 am CDT Sep 10, 2026
Forecast Valid:
8am CDT Sep 10, 2026-6pm CDT Sep 16, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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