Heavy Rainfall Threat for Portions of Mid-Atlantic and Northeast; Heat Linger for Southeast and Expands for the West

Moisture and nearby frontal boundary will focus more showers and thunderstorms for portions of the Mid-Atlantic and Northeast today. Rainfall could be locally heavy resulting instances of flash flooding. Meanwhile, the heat lingers for areas of the Southeast and expands across the Western U.S. the next several days. Between these areas, severe thunderstorms possible for the Plains and Midwest. Read More >

Current conditions at

Buffalo (K2WX)

Lat: 45.6°NLon: 103.55°WElev: 3002ft.

81°F

27°C

Humidity 37%
Wind Speed N 20 G 29 mph
Barometer 30.08 in (1015.8 mb)
Dewpoint 52°F (11°C)
Visibility NA
Heat Index80°F (27°C)
Last update 6 Jul 10:56 am MDT
Extended Forecast for

18 Miles S Reva SD

  • Today

    Today: Mostly sunny, with a high near 89. Breezy, with a north wind 21 to 23 mph, with gusts as high as 34 mph.

    High: 89 °F

    Mostly Sunny
    and Breezy

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly after 3am.  Increasing clouds, with a low around 62. Breezy, with a northeast wind 17 to 21 mph, with gusts as high as 29 mph.

    Low: 62 °F

    Partly Cloudy
    and Breezy
    then Chance
    T-storms

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms, mainly after 3pm. Some of the storms could be severe.  Mostly cloudy, with a high near 82. East wind around 18 mph, with gusts as high as 30 mph.

    High: 82 °F

    Severe
    Thunderstorms

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms likely, mainly before midnight. Some of the storms could be severe.  Mostly cloudy, with a low around 58. Northeast wind 13 to 18 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 32 mph.  Chance of precipitation is 60%.

    Low: 58 °F

    Severe
    Thunderstorms
    then Slight
    Chance
    T-storms

  • Wednesday

    Wednesday: Mostly cloudy, then gradually becoming sunny, with a high near 83. Northeast wind 5 to 9 mph, with gusts as high as 17 mph.

    High: 83 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms after midnight.  Partly cloudy, with a low around 60. East wind 7 to 11 mph becoming southeast after midnight. Winds could gust as high as 17 mph.

    Low: 60 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms, mainly after noon.  Mostly sunny, with a high near 86.

    High: 86 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: A slight chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 59.

    Low: 59 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 93. Breezy.

    High: 93 °F

    Sunny then
    Sunny and
    Breezy

Detailed Forecast

Today
Mostly sunny, with a high near 89. Breezy, with a north wind 21 to 23 mph, with gusts as high as 34 mph.
Tonight
A 30 percent chance of showers and thunderstorms, mainly after 3am. Increasing clouds, with a low around 62. Breezy, with a northeast wind 17 to 21 mph, with gusts as high as 29 mph.
Tuesday
A 30 percent chance of showers and thunderstorms, mainly after 3pm. Some of the storms could be severe. Mostly cloudy, with a high near 82. East wind around 18 mph, with gusts as high as 30 mph.
Tuesday Night
Showers and thunderstorms likely, mainly before midnight. Some of the storms could be severe. Mostly cloudy, with a low around 58. Northeast wind 13 to 18 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 32 mph. Chance of precipitation is 60%.
Wednesday
Mostly cloudy, then gradually becoming sunny, with a high near 83. Northeast wind 5 to 9 mph, with gusts as high as 17 mph.
Wednesday Night
A 20 percent chance of showers and thunderstorms after midnight. Partly cloudy, with a low around 60. East wind 7 to 11 mph becoming southeast after midnight. Winds could gust as high as 17 mph.
Thursday
A 30 percent chance of showers and thunderstorms, mainly after noon. Mostly sunny, with a high near 86.
Thursday Night
A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 59.
Friday
Sunny, with a high near 93. Breezy.
Friday Night
Mostly clear, with a low around 66. Breezy.
Saturday
Sunny, with a high near 99. Breezy.
Saturday Night
Mostly clear, with a low around 69.
Sunday
Sunny and hot, with a high near 101. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
18 Miles S Reva SD
 45.28°N 103.07°W (Elev. 2999 ft)
10:22 am MDT Jul 6, 2026
11am MDT Jul 6, 2026-6pm MDT Jul 12, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database