Extreme Heat Across the Southern U.S.; Flash Flooding Threats in the Mid-Atlantic, Northeast, and Four Corners Region

Dangerous and extreme heat will remain across portions of the southern U.S. this week. Heavy rainfall may bring significant flash flooding across portions of the Mid-Atlantic and Northeast through the night, and additional flash flooding concerns across New England on Wednesday. Monsoonal thunderstorms will bring a flash flood risk to the Four Corners region, especially in burn scar areas Read More >

Current conditions at

Big Timber Airport (K6S0)

Lat: 45.80647°NLon: 109.97826°WElev: 4494.0ft.

Partly Cloudy

73°F

23°C

Humidity 38%
Wind Speed WSW 5 MPH
Barometer 29.99 in (1015.58 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 28 Jul 10:15 PM MDT
Extended Forecast for

Big Timber MT

  • Tonight

    Tonight: Patchy smoke between midnight and 3am. Mostly clear, with a low around 59. Calm wind becoming west around 5 mph after midnight.

    Low: 59 °F

    Partly Cloudy
    then Patchy
    Smoke

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms, mainly before 4pm.  Patchy smoke. Mostly sunny and hot, with a high near 94. Light and variable wind becoming south 5 to 8 mph in the morning.

    High: 94 °F

    Patchy Smoke
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 11pm.  Patchy smoke before midnight. Mostly cloudy, with a low around 60. Southwest wind 3 to 7 mph.  Chance of precipitation is 20%.

    Low: 60 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after noon.  Mostly sunny and hot, with a high near 95. West southwest wind 5 to 8 mph.

    High: 95 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight.  Partly cloudy, with a low around 59. West northwest wind 5 to 8 mph becoming calm  after midnight.  Chance of precipitation is 20%.

    Low: 59 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Friday

    Friday: Sunny and hot, with a high near 98. West wind 6 to 8 mph.

    High: 98 °F

    Hot

  • Friday Night

    Friday Night: Mostly clear, with a low around 62. West northwest wind 5 to 9 mph becoming calm  after midnight.

    Low: 62 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 103. West wind 5 to 15 mph.

    High: 103 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 62. West southwest wind 9 to 17 mph becoming south in the evening.

    Low: 62 °F

    Mostly Clear

Detailed Forecast

Tonight
Patchy smoke between midnight and 3am. Mostly clear, with a low around 59. Calm wind becoming west around 5 mph after midnight.
Wednesday
A 30 percent chance of showers and thunderstorms, mainly before 4pm. Patchy smoke. Mostly sunny and hot, with a high near 94. Light and variable wind becoming south 5 to 8 mph in the morning.
Wednesday Night
A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 11pm. Patchy smoke before midnight. Mostly cloudy, with a low around 60. Southwest wind 3 to 7 mph. Chance of precipitation is 20%.
Thursday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny and hot, with a high near 95. West southwest wind 5 to 8 mph.
Thursday Night
A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Partly cloudy, with a low around 59. West northwest wind 5 to 8 mph becoming calm after midnight. Chance of precipitation is 20%.
Friday
Sunny and hot, with a high near 98. West wind 6 to 8 mph.
Friday Night
Mostly clear, with a low around 62. West northwest wind 5 to 9 mph becoming calm after midnight.
Saturday
Sunny and hot, with a high near 103. West wind 5 to 15 mph.
Saturday Night
Mostly clear, with a low around 62. West southwest wind 9 to 17 mph becoming south in the evening.
Sunday
Sunny and hot, with a high near 96. West southwest wind 6 to 11 mph becoming south in the afternoon.
Sunday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 54. West wind 9 to 18 mph becoming north in the evening.
Monday
Sunny, with a high near 82. Light and variable wind becoming northeast 6 to 11 mph in the morning.
Monday Night
Mostly clear, with a low around 50. East wind 9 to 14 mph becoming light and variable after midnight.
Tuesday
Sunny, with a high near 85. Calm wind becoming east 5 to 9 mph in the afternoon.
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ABOUT THIS FORECAST

 
Point Forecast:
Big Timber MT
 45.84°N 109.94°W (Elev. 4199 ft)
5:18 pm MDT Jul 28, 2026
10pm MDT Jul 28, 2026-6pm MDT Aug 4, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database