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

Flooding Risks from Tropical Moisture Across the Southeast and Southwest

Tropical moisture from Isaias and Rachel will impact portions of the Southeast and Southwest this weekend. Flash flooding, strong winds and even a threat for severe thunderstorms and tornadoes are possible. Meanwhile, strong winds and dry fuels are raising fire weather concerns across the central Great Basin and western High Plains. Across the northern Rockies, first winter storm of the season. Read More >

Current conditions at

Buffalo (K2WX)

Lat: 45.6°NLon: 103.55°WElev: 3002ft.

62°F

17°C

Humidity 37%
Wind Speed N 17 mph
Barometer 29.64 in (1002.8 mb)
Dewpoint 35°F (2°C)
Visibility NA
Last update 10 Oct 6:56 pm MDT
Extended Forecast for

Buffalo SD

  • Tonight

    Tonight: A slight chance of showers between 8pm and 10pm. Increasing clouds, with a low around 44. Northeast wind around 15 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.

    Low: 44 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Sunday

    Sunday: A 40 percent chance of showers, mainly before noon. Cloudy, with a high near 55. Northeast wind 13 to 16 mph, with gusts as high as 25 mph.

    High: 55 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Showers likely. Cloudy, with a low around 39. East wind 13 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.

    Low: 39 °F

    Showers
    Likely

  • Columbus Day

    Columbus Day: A 40 percent chance of showers. Cloudy, with a high near 50. East wind 10 to 14 mph becoming north in the afternoon. Winds could gust as high as 26 mph.

    High: 50 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Cloudy, with a low around 38. Northwest wind 6 to 13 mph, with gusts as high as 26 mph.

    Low: 38 °F

    Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of rain before noon. Partly sunny, with a high near 54. Northwest wind 5 to 9 mph becoming northeast in the afternoon. Winds could gust as high as 16 mph.

    High: 54 °F

    Slight Chance
    Rain then
    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 38.

    Low: 38 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A chance of rain, mainly after noon. Partly sunny, with a high near 57.

    High: 57 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: A chance of rain. Mostly cloudy, with a low around 40.

    Low: 40 °F

    Chance Rain

Detailed Forecast

Tonight
A slight chance of showers between 8pm and 10pm. Increasing clouds, with a low around 44. Northeast wind around 15 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.
Sunday
A 40 percent chance of showers, mainly before noon. Cloudy, with a high near 55. Northeast wind 13 to 16 mph, with gusts as high as 25 mph.
Sunday Night
Showers likely. Cloudy, with a low around 39. East wind 13 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.
Columbus Day
A 40 percent chance of showers. Cloudy, with a high near 50. East wind 10 to 14 mph becoming north in the afternoon. Winds could gust as high as 26 mph.
Monday Night
Cloudy, with a low around 38. Northwest wind 6 to 13 mph, with gusts as high as 26 mph.
Tuesday
A 20 percent chance of rain before noon. Partly sunny, with a high near 54. Northwest wind 5 to 9 mph becoming northeast in the afternoon. Winds could gust as high as 16 mph.
Tuesday Night
Partly cloudy, with a low around 38.
Wednesday
A chance of rain, mainly after noon. Partly sunny, with a high near 57.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 40.
Thursday
A slight chance of rain. Partly sunny, with a high near 59. Breezy.
Thursday Night
A slight chance of rain. Partly cloudy, with a low around 37. Breezy.
Friday
Mostly sunny, with a high near 57.
Friday Night
Partly cloudy, with a low around 35.
Saturday
Sunny, with a high near 66.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Buffalo SD
 45.58°N 103.55°W (Elev. 2897 ft)
Last Update:
6:36 pm MDT Oct 10, 2026
Forecast Valid:
7pm MDT Oct 10, 2026-6pm MDT Oct 17, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation