Excessive Rainfall Potential for the Southeast; Heat Expands for Center of the Nation; Critical Fire Weather for Pacific Northwest

Flash flooding threatens areas from the Tennessee Valley to the Carolinas as storms repeat along a stalled front. Monsoonal storms may trigger flooding in the Southwest. Dangerous heat expands across the Desert Southwest, Plains, mid-Mississippi Valley and Southern Tier. Critical fire weather for interior Pacific Northwest. Cooler, drier air brings brief relief to the Great Lakes and Northeast. Read More >

Current conditions at

Buffalo (K2WX)

Lat: 45.6°NLon: 103.55°WElev: 3002ft.

76°F

24°C

Humidity 31%
Wind Speed Calm
Barometer 29.89 in (1008.4 mb)
Dewpoint 43°F (6°C)
Visibility NA
Heat Index77°F (25°C)
Last update 25 Jul 1:56 am MDT
Extended Forecast for

13 Miles NNW Buffalo SD

Heat Advisory July 25, 12:00pm until July 26, 08:00pm
Red Flag Warning July 25, 12:00pm until July 26, 12:00am
Click here for hazard details and duration
Heat Advisory
Red Flag Warning
  • Overnight

    Overnight: Areas of smoke. Mostly clear, with a low around 67. Southwest wind 3 to 5 mph.

    Low: 67 °F

    Areas Smoke

  • Saturday

    Saturday: Isolated showers and thunderstorms after noon.  Areas of smoke before noon. Mostly sunny and hot, with a high near 103. Light and variable wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 24 mph.  Chance of precipitation is 20%.

    High: 103 °F

    Areas Smoke
    then Isolated
    T-storms

  • Saturday Night

    Saturday Night: Cloudy, then gradually becoming partly cloudy, with a low around 68. South wind 6 to 10 mph becoming west after midnight. Winds could gust as high as 22 mph.

    Low: 68 °F

    Decreasing
    Clouds

  • Sunday

    Sunday: Sunny and hot, with a high near 102. West wind 8 to 18 mph, with gusts as high as 26 mph.

    High: 102 °F

    Hot

  • Sunday Night

    Sunday Night: A 30 percent chance of showers after midnight.  Increasing clouds, with a low around 66. North wind 6 to 13 mph becoming south after midnight. Winds could gust as high as 23 mph.

    Low: 66 °F

    Partly Cloudy
    then Chance
    Showers

  • Monday

    Monday: A 30 percent chance of showers before noon.  Mostly sunny, with a high near 99. South wind 7 to 12 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 29 mph.

    High: 99 °F

    Chance
    Showers then
    Mostly Sunny

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 65.

    Low: 65 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 98.

    High: 98 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of showers and thunderstorms.  Partly cloudy, with a low around 67.

    Low: 67 °F

    Slight Chance
    T-storms

Detailed Forecast

Overnight
Areas of smoke. Mostly clear, with a low around 67. Southwest wind 3 to 5 mph.
Saturday
Isolated showers and thunderstorms after noon. Areas of smoke before noon. Mostly sunny and hot, with a high near 103. Light and variable wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 24 mph. Chance of precipitation is 20%.
Saturday Night
Cloudy, then gradually becoming partly cloudy, with a low around 68. South wind 6 to 10 mph becoming west after midnight. Winds could gust as high as 22 mph.
Sunday
Sunny and hot, with a high near 102. West wind 8 to 18 mph, with gusts as high as 26 mph.
Sunday Night
A 30 percent chance of showers after midnight. Increasing clouds, with a low around 66. North wind 6 to 13 mph becoming south after midnight. Winds could gust as high as 23 mph.
Monday
A 30 percent chance of showers before noon. Mostly sunny, with a high near 99. South wind 7 to 12 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 29 mph.
Monday Night
A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 65.
Tuesday
Sunny, with a high near 98.
Tuesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 67.
Wednesday
A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 98.
Wednesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 65.
Thursday
A slight chance of showers and thunderstorms. Sunny, with a high near 98.
Thursday Night
A slight chance of showers and thunderstorms. Mostly clear, with a low around 65.
Friday
Sunny, with a high near 98.
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ABOUT THIS FORECAST

 
Point Forecast:
13 Miles NNW Buffalo SD
 45.77°N 103.66°W (Elev. 3120 ft)
12:31 am MDT Jul 25, 2026
2am MDT Jul 25, 2026-6pm MDT Jul 31, 2026
 
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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