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

Super Typhoon Sinlaku to Impact the Marianas and Guam; Severe Weather from the Southern Plains to the Great Lakes

Super Typhoon Sinlaku will bring destructive winds, widespread heavy rain/flooding, thunderstorms, and coastal impacts to the Marianas Islands into Wednesday. Typhoon conditions are likely over CNMI and tropical storm conditions over Guam. Severe thunderstorms and heavy rain are expected from the Southern Plains to the Great Lakes today. Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

Lat: 43.73°NLon: 103.62°WElev: 5600ft.

Fair

36°F

2°C

Humidity 52%
Wind Speed NW 3 mph
Barometer 29.86 in (1010.1 mb)
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Last update 14 Apr 7:53 am MDT
Extended Forecast for

5 Miles ESE Edgemont SD

  • Today

    Today: A 30 percent chance of showers, mainly between 2pm and 4pm. Mostly cloudy, with a high near 61. Light and variable wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 22 mph.

    High: 61 °F

    Chance
    Showers

  • Tonight

    Tonight: A 20 percent chance of showers before midnight. Mostly cloudy, then gradually becoming mostly clear, with a low around 34. West wind 5 to 10 mph becoming east in the evening. Winds could gust as high as 15 mph.

    Low: 34 °F

    Slight Chance
    Showers then
    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 72. West wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 28 mph.

    High: 72 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 46. Southwest wind 10 to 16 mph, with gusts as high as 25 mph.

    Low: 46 °F

    Mostly Clear

  • Thursday

    Thursday: A 30 percent chance of showers after noon. Partly sunny, with a high near 75. Breezy, with a southwest wind 10 to 15 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 38 mph.

    High: 75 °F

    Breezy.
    Partly Sunny
    then Chance
    Showers

  • Thursday Night

    Thursday Night: Rain showers likely before 4am, then rain and snow showers likely. Cloudy, with a low around 32. Southwest wind 14 to 18 mph becoming north in the evening. Winds could gust as high as 29 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.

    Low: 32 °F

    Showers
    Likely then
    Rain/Snow
    Likely

  • Friday

    Friday: Snow showers. High near 43. Breezy, with a northwest wind 15 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 80%.

    High: 43 °F

    Snow Showers
    and Breezy

  • Friday Night

    Friday Night: A chance of snow showers before midnight. Mostly cloudy, with a low around 23. Blustery, with a northwest wind 24 to 29 mph decreasing to 13 to 18 mph after midnight. Winds could gust as high as 39 mph.

    Low: 23 °F

    Chance Snow
    Showers and
    Blustery then
    Mostly Cloudy

  • Saturday

    Saturday: A slight chance of snow showers after noon, mixing with rain after 3pm. Mostly sunny, with a high near 51. Breezy.

    High: 51 °F

    Breezy.
    Mostly Sunny
    then Slight
    Chance
    Rain/Snow

Detailed Forecast

Today
A 30 percent chance of showers, mainly between 2pm and 4pm. Mostly cloudy, with a high near 61. Light and variable wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 22 mph.
Tonight
A 20 percent chance of showers before midnight. Mostly cloudy, then gradually becoming mostly clear, with a low around 34. West wind 5 to 10 mph becoming east in the evening. Winds could gust as high as 15 mph.
Wednesday
Mostly sunny, with a high near 72. West wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 28 mph.
Wednesday Night
Mostly clear, with a low around 46. Southwest wind 10 to 16 mph, with gusts as high as 25 mph.
Thursday
A 30 percent chance of showers after noon. Partly sunny, with a high near 75. Breezy, with a southwest wind 10 to 15 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 38 mph.
Thursday Night
Rain showers likely before 4am, then rain and snow showers likely. Cloudy, with a low around 32. Southwest wind 14 to 18 mph becoming north in the evening. Winds could gust as high as 29 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Friday
Snow showers. High near 43. Breezy, with a northwest wind 15 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 80%.
Friday Night
A chance of snow showers before midnight. Mostly cloudy, with a low around 23. Blustery, with a northwest wind 24 to 29 mph decreasing to 13 to 18 mph after midnight. Winds could gust as high as 39 mph.
Saturday
A slight chance of snow showers after noon, mixing with rain after 3pm. Mostly sunny, with a high near 51. Breezy.
Saturday Night
Mostly clear, with a low around 24. Blustery.
Sunday
Sunny, with a high near 68.
Sunday Night
Mostly clear, with a low around 35.
Monday
Sunny, with a high near 79.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles ESE Edgemont SD
 43.27°N 103.74°W (Elev. 3675 ft)
Last Update:
8:31 am MDT Apr 14, 2026
Forecast Valid:
8am MDT Apr 14, 2026-6pm MDT Apr 20, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation