Flooding Risks from Tropical Moisture Across the Intermountain West and East Coast

Tropical moisture from Isaias and Rachel will impact portions of the Intermountain West and East Coast states. Flooding, gusty winds and even a threat for severe thunderstorms and tornadoes are possible. Meanwhile, record warmth will spread northward across the Mississippi Valley the next few days. Looking for snow, the first winter storm of the season is underway across the northern Rockies. Read More >

Current conditions at

Buffalo (K2WX)

Lat: 45.6°NLon: 103.55°WElev: 3002ft.

46°F

8°C

Humidity 86%
Wind Speed N 14 mph
Barometer 29.85 in (1010.5 mb)
Dewpoint 42°F (6°C)
Visibility NA
Wind Chill40°F (4°C)
Last update 11 Oct 5:56 am MDT
Extended Forecast for

Buffalo SD

  • Today

    Today: A 30 percent chance of showers, mainly after noon.  Cloudy, with a high near 54. Northeast wind 11 to 16 mph, with gusts as high as 25 mph.

    High: 54 °F

    Chance
    Showers

  • Tonight

    Tonight: A 50 percent chance of showers.  Patchy fog after midnight.  Otherwise, cloudy, with a low around 41. East wind 13 to 17 mph, with gusts as high as 26 mph.

    Low: 41 °F

    Chance
    Showers and
    Patchy Fog

  • Columbus Day

    Columbus Day: A 40 percent chance of showers, mainly before noon.  Patchy fog before 9am.  Otherwise, cloudy, with a high near 48. East wind 9 to 17 mph becoming northwest in the afternoon. Winds could gust as high as 30 mph.

    High: 48 °F

    Chance
    Showers and
    Patchy Fog

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 36. Northwest wind 12 to 17 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 28 mph.

    Low: 36 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of rain before noon.  Mostly cloudy, with a high near 54. Northwest wind 3 to 6 mph.

    High: 54 °F

    Chance Rain
    then Mostly
    Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 37. North wind 3 to 6 mph.

    Low: 37 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of rain after noon.  Partly sunny, with a high near 58.

    High: 58 °F

    Mostly Sunny
    then Chance
    Rain

  • Wednesday Night

    Wednesday Night: A chance of rain.  Mostly cloudy, with a low around 39.

    Low: 39 °F

    Chance Rain

  • Thursday

    Thursday: A slight chance of rain before noon.  Partly sunny, with a high near 58. Windy.

    High: 58 °F

    Slight Chance
    Rain and
    Breezy then
    Mostly Sunny
    and Windy

Detailed Forecast

Today
A 30 percent chance of showers, mainly after noon. Cloudy, with a high near 54. Northeast wind 11 to 16 mph, with gusts as high as 25 mph.
Tonight
A 50 percent chance of showers. Patchy fog after midnight. Otherwise, cloudy, with a low around 41. East wind 13 to 17 mph, with gusts as high as 26 mph.
Columbus Day
A 40 percent chance of showers, mainly before noon. Patchy fog before 9am. Otherwise, cloudy, with a high near 48. East wind 9 to 17 mph becoming northwest in the afternoon. Winds could gust as high as 30 mph.
Monday Night
Mostly cloudy, with a low around 36. Northwest wind 12 to 17 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 28 mph.
Tuesday
A 30 percent chance of rain before noon. Mostly cloudy, with a high near 54. Northwest wind 3 to 6 mph.
Tuesday Night
Mostly cloudy, with a low around 37. North wind 3 to 6 mph.
Wednesday
A 30 percent chance of rain after noon. Partly sunny, with a high near 58.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 39.
Thursday
A slight chance of rain before noon. Partly sunny, with a high near 58. Windy.
Thursday Night
Partly cloudy, with a low around 33. Windy.
Friday
Sunny, with a high near 55.
Friday Night
Mostly clear, with a low around 32.
Saturday
Sunny, with a high near 66.
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ABOUT THIS FORECAST

 
Point Forecast:
Buffalo SD
 45.58°N 103.55°W (Elev. 2897 ft)
5:21 am MDT Oct 11, 2026
6am MDT Oct 11, 2026-6pm MDT Oct 17, 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