Sinlaku Continues to Impact the Marianas; Severe Weather for the Central Plains and Northeast; Record Warmth for mid-Atlantic to Southeast

Sinlaku continues to affect the Marianas as it moves north through Friday. Meanwhile, severe thunderstorms are expected from the Northeast to the Mid-Mississippi Valley today and for the Central/Southern Plains on Friday. Considerable flooding impacts are ongoing in the Upper Great Lakes, and expected to continue through the weekend. Fire weather concerns persist in the Plains. Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

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

Mostly Cloudy

64°F

18°C

Humidity 20%
Wind Speed S 10 G 24 mph
Barometer 29.64 in (998.2 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Last update 16 Apr 2:53 pm MDT
Extended Forecast for

20 Miles W Pringle SD

Red Flag Warning until April 16, 07:00pm
Click here for hazard details and duration
Red Flag Warning
  •  
    Red Flag Warning until April 16, 07:00pm

    NOW until 7:00pm Thu

    Red Flag Warning

  • This Afternoon

    High: 66 °F

    Chance
    Showers

  • Tonight

    Tonight: Rain showers before 1am, then snow showers likely.  Low around 29. Wind chill values as low as 20. Blustery, with a northwest wind 15 to 22 mph, with gusts as high as 30 mph.  Chance of precipitation is 80%. Little or no snow accumulation expected.

    Low: 29 °F

    Blustery.
    Showers then
    Rain/Snow
    Likely

  • Friday

    Friday: A 50 percent chance of snow showers, mainly before noon.  Mostly cloudy, with a high near 39. Wind chill values as low as 16. Breezy, with a northwest wind 17 to 26 mph, with gusts as high as 37 mph.  New snow accumulation of less than a half inch possible.

    High: 39 °F

    Breezy.
    Chance Snow
    Showers then
    Slight Chance
    Snow Showers

  • Friday Night

    Friday Night: Mostly clear, with a low around 21. Wind chill values as low as 9. Blustery, with a northwest wind 20 to 25 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 34 mph.

    Low: 21 °F

    Partly Cloudy
    and Blustery
    then Mostly
    Clear

  • Saturday

    Saturday: A 20 percent chance of snow showers after noon.  Mostly sunny, with a high near 49. Breezy, with a northwest wind 13 to 18 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 38 mph.

    High: 49 °F

    Mostly Sunny
    then Slight
    Chance Snow
    Showers and
    Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 27. Blustery, with a northwest wind 18 to 23 mph becoming light and variable  after midnight. Winds could gust as high as 34 mph.

    Low: 27 °F

    Mostly Clear
    and Blustery
    then Mostly
    Clear

  • Sunday

    Sunday: Sunny, with a high near 65. Light and variable wind becoming west 5 to 10 mph in the morning. Winds could gust as high as 18 mph.

    High: 65 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 37. Northwest wind 5 to 9 mph becoming light and variable  after midnight. Winds could gust as high as 17 mph.

    Low: 37 °F

    Mostly Clear

Detailed Forecast

This Afternoon
A 50 percent chance of showers and thunderstorms, mainly after 4pm. Mostly cloudy, with a high near 66. Southwest wind around 15 mph becoming west. Winds could gust as high as 30 mph.
Tonight
Rain showers before 1am, then snow showers likely. Low around 29. Wind chill values as low as 20. Blustery, with a northwest wind 15 to 22 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Friday
A 50 percent chance of snow showers, mainly before noon. Mostly cloudy, with a high near 39. Wind chill values as low as 16. Breezy, with a northwest wind 17 to 26 mph, with gusts as high as 37 mph. New snow accumulation of less than a half inch possible.
Friday Night
Mostly clear, with a low around 21. Wind chill values as low as 9. Blustery, with a northwest wind 20 to 25 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 34 mph.
Saturday
A 20 percent chance of snow showers after noon. Mostly sunny, with a high near 49. Breezy, with a northwest wind 13 to 18 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 38 mph.
Saturday Night
Mostly clear, with a low around 27. Blustery, with a northwest wind 18 to 23 mph becoming light and variable after midnight. Winds could gust as high as 34 mph.
Sunday
Sunny, with a high near 65. Light and variable wind becoming west 5 to 10 mph in the morning. Winds could gust as high as 18 mph.
Sunday Night
Mostly clear, with a low around 37. Northwest wind 5 to 9 mph becoming light and variable after midnight. Winds could gust as high as 17 mph.
Monday
Mostly sunny, with a high near 75.
Monday Night
Mostly clear, with a low around 42.
Tuesday
Sunny, with a high near 77.
Tuesday Night
Partly cloudy, with a low around 49.
Wednesday
A slight chance of showers. Mostly sunny, with a high near 78.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 48.
Thursday
A chance of showers. Partly sunny, with a high near 66. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
20 Miles W Pringle SD
 43.59°N 104°W (Elev. 4797 ft)
2:57 pm MDT Apr 16, 2026
3pm MDT Apr 16, 2026-6pm MDT Apr 23, 2026
 
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Additional Resources

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