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

Buffalo (K2WX)

Lat: 45.6°NLon: 103.55°WElev: 3002ft.

57°F

14°C

Humidity 55%
Wind Speed SW 7 mph
Barometer 30.15 in (1019.2 mb)
Dewpoint 41°F (5°C)
Visibility NA
Last update 25 Aug 2:56 am MDT
Extended Forecast for

Buffalo SDSimilar City Names

  • Overnight

    Overnight: Mostly clear, with a low around 56. Southwest wind around 7 mph becoming northwest.

    Low: 56 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 83. Breezy, with a northwest wind 7 to 12 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 31 mph.

    High: 83 °F

    Sunny then
    Sunny and
    Breezy

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 52. Breezy, with a northwest wind 15 to 20 mph becoming light after midnight. Winds could gust as high as 30 mph.

    Low: 52 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 84. Calm wind becoming north 5 to 8 mph in the afternoon. Winds could gust as high as 16 mph.

    High: 84 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 55. Northeast wind 6 to 9 mph becoming east in the evening. Winds could gust as high as 16 mph.

    Low: 55 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 90. Southeast wind 6 to 11 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 28 mph.

    High: 90 °F

    Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 61. Breezy.

    Low: 61 °F

    Breezy.
    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Friday

    Friday: Mostly sunny, with a high near 93.

    High: 93 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 60.

    Low: 60 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

Detailed Forecast

Overnight
Mostly clear, with a low around 56. Southwest wind around 7 mph becoming northwest.
Tuesday
Sunny, with a high near 83. Breezy, with a northwest wind 7 to 12 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 31 mph.
Tuesday Night
Mostly clear, with a low around 52. Breezy, with a northwest wind 15 to 20 mph becoming light after midnight. Winds could gust as high as 30 mph.
Wednesday
Sunny, with a high near 84. Calm wind becoming north 5 to 8 mph in the afternoon. Winds could gust as high as 16 mph.
Wednesday Night
Mostly clear, with a low around 55. Northeast wind 6 to 9 mph becoming east in the evening. Winds could gust as high as 16 mph.
Thursday
Sunny, with a high near 90. Southeast wind 6 to 11 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 28 mph.
Thursday Night
A 20 percent chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 61. Breezy.
Friday
Mostly sunny, with a high near 93.
Friday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 60.
Saturday
A slight chance of showers and thunderstorms after noon. Partly sunny, with a high near 90.
Saturday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 57.
Sunday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 86.
Sunday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 53.
Monday
Sunny, with a high near 85.
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ABOUT THIS FORECAST

 
Point Forecast:
Buffalo SDSimilar City Names
 45.58°N 103.55°W (Elev. 2897 ft)
Last Update:
3:21 am MDT Aug 25, 2026
Forecast Valid:
3am MDT Aug 25, 2026-6pm MDT Aug 31, 2026
 
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