Dangerous Heat in the Southwest; Severe Thunderstorms and Heavy Rain in the Northeast and Mid-Atlantic

Dangerous heat will persist across the Southwest U.S. through Friday with daytime highs of 110-115°F. Heat across the southern Plains will briefly ease to near-normal by late week. Strong to severe thunderstorms may produce damaging wind, hail, a tornado or two, heavy rain and flash flooding across parts of the Mid-Atlantic and Northeast. Heavy rainfall threat continues across the Gulf Coast. Read More >

Current conditions at

Hettinger, Hettinger Municipal Airport (KHEI)

Lat: 46.01°NLon: 102.65°WElev: 2703ft.

Fair

80°F

27°C

Humidity 41%
Wind Speed SE 16 mph
Barometer 30.12 in (1018.6 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 27 Aug 11:53 am MDT
Extended Forecast for

Lemmon SD

  • Today

    Today: Mostly sunny, with a high near 86. Southeast wind 11 to 13 mph, with gusts as high as 24 mph.

    High: 86 °F

    Mostly Sunny

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms after midnight.  Partly cloudy, with a low around 60. Southeast wind 11 to 13 mph, with gusts as high as 22 mph.

    Low: 60 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms before noon.  Partly sunny, with a high near 90. Southeast wind 8 to 13 mph, with gusts as high as 22 mph.

    High: 90 °F

    Slight Chance
    T-storms then
    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 61. East wind 5 to 7 mph becoming calm  in the evening. Winds could gust as high as 17 mph.

    Low: 61 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 89. Calm wind becoming northeast 5 to 8 mph in the morning. Winds could gust as high as 18 mph.

    High: 89 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Showers and thunderstorms likely, mainly before midnight.  Mostly cloudy, with a low around 59. Northeast wind 5 to 9 mph, with gusts as high as 20 mph.  Chance of precipitation is 60%.

    Low: 59 °F

    T-storms
    Likely then
    Chance
    T-storms

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before midnight, then a slight chance of showers.  Partly cloudy, with a low around 55.

    Low: 55 °F

    Chance
    Showers

  • Monday

    Monday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 86. Southeast wind 11 to 13 mph, with gusts as high as 24 mph.
Tonight
A 20 percent chance of showers and thunderstorms after midnight. Partly cloudy, with a low around 60. Southeast wind 11 to 13 mph, with gusts as high as 22 mph.
Friday
A 20 percent chance of showers and thunderstorms before noon. Partly sunny, with a high near 90. Southeast wind 8 to 13 mph, with gusts as high as 22 mph.
Friday Night
Mostly cloudy, with a low around 61. East wind 5 to 7 mph becoming calm in the evening. Winds could gust as high as 17 mph.
Saturday
Partly sunny, with a high near 89. Calm wind becoming northeast 5 to 8 mph in the morning. Winds could gust as high as 18 mph.
Saturday Night
Showers and thunderstorms likely, mainly before midnight. Mostly cloudy, with a low around 59. Northeast wind 5 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Sunday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 84.
Sunday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers. Partly cloudy, with a low around 55.
Monday
Sunny, with a high near 83.
Monday Night
Partly cloudy, with a low around 55.
Tuesday
A slight chance of showers. Mostly sunny, with a high near 85.
Tuesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 57.
Wednesday
Mostly sunny, with a high near 87.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Lemmon SD
 45.94°N 102.15°W (Elev. 2598 ft)
11:36 am MDT Aug 27, 2026
11am MDT Aug 27, 2026-6pm MDT Sep 2, 2026
 
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