Wet and Cool in the East this Memorial Day Weekend; Well Above Normal Temperatures in the Northern Plains

A wet Memorial Day weekend is in store for the East, with widespread rainfall of 1 to more than 2 inches expected from the Gulf Coast to southern New England. Well above normal temperatures are forecast to build across the northern Plains. Another round of heavy to excessive rainfall is expected to impact the western Gulf Coast this weekend with Flood Watches in effect. Read More >

Current conditions at

Hettinger, Hettinger Municipal Airport (KHEI)

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

Fair

71°F

22°C

Humidity 27%
Wind Speed NW 5 mph
Barometer 29.87 in (1011.6 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 23 May 5:53 pm MDT
Extended Forecast for

Lemmon SD

  • Tonight

    Tonight: Mostly clear, with a low around 42. Light and variable wind becoming south around 5 mph after midnight.

    Low: 42 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 81. Southwest wind 5 to 9 mph, with gusts as high as 18 mph.

    High: 81 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 49. South wind 5 to 8 mph, with gusts as high as 15 mph.

    Low: 49 °F

    Partly Cloudy

  • Memorial Day

    Memorial Day: Sunny, with a high near 86. Southwest wind 5 to 11 mph becoming southeast in the afternoon. Winds could gust as high as 21 mph.

    High: 86 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 54. Southeast wind around 11 mph, with gusts as high as 22 mph.

    Low: 54 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 87. Breezy, with a southeast wind 10 to 15 mph increasing to 23 to 28 mph in the afternoon. Winds could gust as high as 38 mph.

    High: 87 °F

    Sunny and
    Breezy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 58. Breezy.

    Low: 58 °F

    Partly Cloudy
    and Breezy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 82. Breezy.

    High: 82 °F

    Mostly Sunny
    and Breezy

  • Wednesday Night

    Wednesday Night: A slight chance of showers and thunderstorms.  Mostly cloudy, with a low around 55. Breezy.

    Low: 55 °F

    Slight Chance
    T-storms and
    Breezy then
    Slight Chance
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 42. Light and variable wind becoming south around 5 mph after midnight.
Sunday
Sunny, with a high near 81. Southwest wind 5 to 9 mph, with gusts as high as 18 mph.
Sunday Night
Partly cloudy, with a low around 49. South wind 5 to 8 mph, with gusts as high as 15 mph.
Memorial Day
Sunny, with a high near 86. Southwest wind 5 to 11 mph becoming southeast in the afternoon. Winds could gust as high as 21 mph.
Monday Night
Mostly clear, with a low around 54. Southeast wind around 11 mph, with gusts as high as 22 mph.
Tuesday
Sunny, with a high near 87. Breezy, with a southeast wind 10 to 15 mph increasing to 23 to 28 mph in the afternoon. Winds could gust as high as 38 mph.
Tuesday Night
Partly cloudy, with a low around 58. Breezy.
Wednesday
Mostly sunny, with a high near 82. Breezy.
Wednesday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 55. Breezy.
Thursday
A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 78. Breezy.
Thursday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 53.
Friday
A slight chance of showers and thunderstorms. Partly sunny, with a high near 77. Breezy.
Friday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 52. Breezy.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 77. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
Lemmon SD
 45.94°N 102.15°W (Elev. 2598 ft)
5:16 pm MDT May 23, 2026
6pm MDT May 23, 2026-6pm MDT May 30, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database