Dangerous Heat and Possible Flooding

Dangerous heat will persist across the Southwest U.S. through Saturday with daytime highs of 110-115°F. Extreme Heat Warnings remain in effect. Dangerous heat will build across the southern Plains again beginning this weekend. Heavy to excessive rain over the Carolinas Friday may lead to isolated areas of flash flooding. Read More >

Current conditions at

Buffalo (K2WX)

Lat: 45.6°NLon: 103.55°WElev: 3002ft.

79°F

26°C

Humidity 50%
Wind Speed E 8 mph
Barometer 29.93 in (1011.0 mb)
Dewpoint 59°F (15°C)
Visibility NA
Heat Index80°F (27°C)
Last update 28 Aug 11:56 am MDT
Extended Forecast for

Buffalo SDSimilar City Names

  • This Afternoon

    This Afternoon: A chance of rain before 3pm, then a slight chance of showers and thunderstorms after 3pm.  Partly sunny, with a high near 94. East wind around 8 mph becoming west. Winds could gust as high as 20 mph.  Chance of precipitation is 20%.

    High: 94 °F

    Chance
    Showers

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 62. Northwest wind 5 to 8 mph becoming light and variable. Winds could gust as high as 20 mph.

    Low: 62 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms after noon.  Partly sunny, with a high near 90. Light and variable wind becoming north 5 to 10 mph in the morning. Winds could gust as high as 22 mph.

    High: 90 °F

    Partly Sunny
    then Chance
    T-storms

  • Saturday Night

    Saturday Night: A 40 percent chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 59. Northeast wind 5 to 11 mph becoming northwest after midnight. Winds could gust as high as 22 mph.

    Low: 59 °F

    Chance
    T-storms then
    Partly Cloudy

  • Sunday

    Sunday: A 40 percent chance of showers and thunderstorms after noon.  Partly sunny, with a high near 87. Northwest wind 5 to 15 mph becoming southeast in the morning. Winds could gust as high as 29 mph.

    High: 87 °F

    Mostly Sunny
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: A 40 percent chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 52. Northwest wind 7 to 16 mph, with gusts as high as 29 mph.

    Low: 52 °F

    Chance
    T-storms then
    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 85.

    High: 85 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 54.

    Low: 54 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 87.

    High: 87 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A chance of rain before 3pm, then a slight chance of showers and thunderstorms after 3pm. Partly sunny, with a high near 94. East wind around 8 mph becoming west. Winds could gust as high as 20 mph. Chance of precipitation is 20%.
Tonight
A 20 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 62. Northwest wind 5 to 8 mph becoming light and variable. Winds could gust as high as 20 mph.
Saturday
A 30 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 90. Light and variable wind becoming north 5 to 10 mph in the morning. Winds could gust as high as 22 mph.
Saturday Night
A 40 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 59. Northeast wind 5 to 11 mph becoming northwest after midnight. Winds could gust as high as 22 mph.
Sunday
A 40 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 87. Northwest wind 5 to 15 mph becoming southeast in the morning. Winds could gust as high as 29 mph.
Sunday Night
A 40 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 52. Northwest wind 7 to 16 mph, with gusts as high as 29 mph.
Monday
Sunny, with a high near 85.
Monday Night
Mostly clear, with a low around 54.
Tuesday
Mostly sunny, with a high near 87.
Tuesday Night
A slight chance of showers and thunderstorms before midnight. Mostly clear, with a low around 58.
Wednesday
Mostly sunny, with a high near 91.
Wednesday Night
Partly cloudy, with a low around 58.
Thursday
Mostly sunny, with a high near 89.
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ABOUT THIS FORECAST

 
Point Forecast:
Buffalo SDSimilar City Names
 45.58°N 103.55°W (Elev. 2897 ft)
11:56 am MDT Aug 28, 2026
12pm MDT Aug 28, 2026-6pm MDT Sep 3, 2026
 
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Additional Resources

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