Sinlaku Continues to Impact the Marianas; Severe Weather from the Central US to the Northeast; Late-Season Snow in the Northwest

Sinlaku continues to bring destructive winds, widespread heavy rain/flooding, and storm surge to the Marianas. Showers and severe thunderstorms are expected from the Northeast to the Mid-Mississippi Valley and to the Central/Southern Plains through Thursday. A front will produce late-season snowfall over the Cascades and Northern Rockies and coastal rain over the Northwest Coast through Thursday. Read More >

Hazardous Weather Conditions

Current conditions at

Custer, Custer County Airport (KCUT)

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

Fair

31°F

-1°C

Humidity 85%
Wind Speed NW 7 mph
Barometer 29.77 in (1007.1 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill24°F (-4°C)
Last update 15 Apr 3:53 am MDT
Extended Forecast for

3 Miles SSE Rochford SD

  • Today

    Today: Sunny, with a high near 61. Southwest wind 3 to 6 mph. Winds could gust as high as 20 mph.

    High: 61 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 42. West wind 5 to 10 mph, with gusts as high as 26 mph.

    Low: 42 °F

    Mostly Clear

  • Thursday

    Thursday: Showers likely after noon.  Increasing clouds, with a high near 61. West wind 7 to 11 mph, with gusts as high as 31 mph.  Chance of precipitation is 70%.

    High: 61 °F

    Mostly Sunny
    then Showers
    Likely

  • Thursday Night

    Thursday Night: Rain showers before 8pm, then snow showers.  Low around 20. Wind chill values as low as 10. North wind 7 to 10 mph, with gusts as high as 28 mph.  Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

    Low: 20 °F

    Rain/Snow
    then Snow
    Showers

  • Friday

    Friday: Snow showers likely.  Mostly cloudy, with a high near 31. Northwest wind around 10 mph, with gusts as high as 32 mph.  Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 31 °F

    Snow Showers
    Likely

  • Friday Night

    Friday Night: A 20 percent chance of snow showers before midnight.  Mostly cloudy, then gradually becoming mostly clear, with a low around 17. Northwest wind 7 to 10 mph, with gusts as high as 30 mph.

    Low: 17 °F

    Slight Chance
    Snow Showers
    then Partly
    Cloudy

  • Saturday

    Saturday: A 30 percent chance of snow showers, mainly after noon.  Mostly sunny, with a high near 38. Northwest wind 8 to 11 mph, with gusts as high as 33 mph.

    High: 38 °F

    Chance Snow
    Showers

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 24. Northwest wind 5 to 7 mph becoming calm  in the evening. Winds could gust as high as 28 mph.

    Low: 24 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 57.

    High: 57 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 61. Southwest wind 3 to 6 mph. Winds could gust as high as 20 mph.
Tonight
Mostly clear, with a low around 42. West wind 5 to 10 mph, with gusts as high as 26 mph.
Thursday
Showers likely after noon. Increasing clouds, with a high near 61. West wind 7 to 11 mph, with gusts as high as 31 mph. Chance of precipitation is 70%.
Thursday Night
Rain showers before 8pm, then snow showers. Low around 20. Wind chill values as low as 10. North wind 7 to 10 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.
Friday
Snow showers likely. Mostly cloudy, with a high near 31. Northwest wind around 10 mph, with gusts as high as 32 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Friday Night
A 20 percent chance of snow showers before midnight. Mostly cloudy, then gradually becoming mostly clear, with a low around 17. Northwest wind 7 to 10 mph, with gusts as high as 30 mph.
Saturday
A 30 percent chance of snow showers, mainly after noon. Mostly sunny, with a high near 38. Northwest wind 8 to 11 mph, with gusts as high as 33 mph.
Saturday Night
Mostly clear, with a low around 24. Northwest wind 5 to 7 mph becoming calm in the evening. Winds could gust as high as 28 mph.
Sunday
Sunny, with a high near 57.
Sunday Night
Mostly clear, with a low around 34.
Monday
Mostly sunny, with a high near 66.
Monday Night
Mostly clear, with a low around 40.
Tuesday
Sunny, with a high near 67.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSE Rochford SD
 44.1°N 103.72°W (Elev. 5997 ft)
3:51 am MDT Apr 15, 2026
4am MDT Apr 15, 2026-6pm MDT Apr 21, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database