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

Excessive Rainfall and Potential Tropical Cyclone in the South; Severe Thunderstorms in the Midwest

Excessive rainfall may produce locally considerable flash flooding over parts of the northwestern Gulf Coast, lower Mississippi River Valley, and Deep South through Thursday. Potential Tropical Cyclone One is forecast to become a tropical storm (Arthur) as it moves along or just off the northwestern Gulf coast through Wednesday. An outbreak of severe weather is forecast in the Midwest Wednesday. Read More >

Hazardous Weather Conditions

Current conditions at

Buffalo (K2WX)

Lat: 45.6°NLon: 103.55°WElev: 3002ft.

55°F

13°C

Humidity 83%
Wind Speed NW 20 mph
Barometer 29.56 in (998.9 mb)
Dewpoint 50°F (10°C)
Visibility NA
Wind Chill50°F (10°C)
Last update 17 Jun 3:56 am MDT
Extended Forecast for

6 Miles W Ludlow SD

Wind Advisory June 17, 06:00am until June 17, 08:00pm
Click here for hazard details and duration
Wind Advisory

  • Today

    Today: A chance of showers, with thunderstorms also possible after noon. Mostly cloudy, with a high near 67. Windy, with a northwest wind 31 to 38 mph, with gusts as high as 55 mph. Chance of precipitation is 50%.

    High: 67 °F

    Windy. Chance
    Showers then
    Chance
    T-storms

  • Tonight

    Tonight: Partly cloudy, with a low around 45. Breezy, with a northwest wind 24 to 29 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 40 mph.

    Low: 45 °F

    Partly Cloudy
    and Breezy
    then Partly
    Cloudy

  • Thursday

    Thursday: A slight chance of showers between noon and 3pm, then a slight chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 69. Northwest wind 11 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.

    High: 69 °F

    Sunny then
    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 46. West wind 8 to 15 mph, with gusts as high as 24 mph.

    Low: 46 °F

    Partly Cloudy

  • Juneteenth

    Juneteenth: Sunny, with a high near 73. Northwest wind 9 to 13 mph, with gusts as high as 20 mph.

    High: 73 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 49. North wind 10 to 15 mph becoming east after midnight. Winds could gust as high as 23 mph.

    Low: 49 °F

    Partly Cloudy

  • Saturday

    Saturday: A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 72. Breezy. Chance of precipitation is 30%.

    High: 72 °F

    Breezy.
    Chance
    Showers then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 50. Breezy.

    Low: 50 °F

    Chance
    T-storms and
    Breezy then
    Showers
    Likely

  • Sunday

    Sunday: Showers likely, with thunderstorms also possible after noon. Mostly cloudy, with a high near 66.

    High: 66 °F

    Showers
    Likely then
    Chance
    T-storms

Detailed Forecast

Today
A chance of showers, with thunderstorms also possible after noon. Mostly cloudy, with a high near 67. Windy, with a northwest wind 31 to 38 mph, with gusts as high as 55 mph. Chance of precipitation is 50%.
Tonight
Partly cloudy, with a low around 45. Breezy, with a northwest wind 24 to 29 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 40 mph.
Thursday
A slight chance of showers between noon and 3pm, then a slight chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 69. Northwest wind 11 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.
Thursday Night
Partly cloudy, with a low around 46. West wind 8 to 15 mph, with gusts as high as 24 mph.
Juneteenth
Sunny, with a high near 73. Northwest wind 9 to 13 mph, with gusts as high as 20 mph.
Friday Night
Partly cloudy, with a low around 49. North wind 10 to 15 mph becoming east after midnight. Winds could gust as high as 23 mph.
Saturday
A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 72. Breezy. Chance of precipitation is 30%.
Saturday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 50. Breezy.
Sunday
Showers likely, with thunderstorms also possible after noon. Mostly cloudy, with a high near 66.
Sunday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 47.
Monday
A chance of showers and thunderstorms. Mostly sunny, with a high near 67.
Monday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 46.
Tuesday
Sunny, with a high near 72.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles W Ludlow SD
 45.84°N 103.51°W (Elev. 3399 ft)
Last Update:
3:02 am MDT Jun 17, 2026
Forecast Valid:
4am MDT Jun 17, 2026-6pm MDT Jun 23, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation