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 >

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 W 5 mph
Barometer 29.77 in (1006.9 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill26°F (-3°C)
Last update 15 Apr 4:53 am MDT
Extended Forecast for

10 Miles NE Edgemont SD

Fire Weather Watch April 16, 12:00pm until April 16, 07:00pm
Click here for hazard details and duration
Fire Weather Watch
  • Today

    Today: Sunny, with a high near 69. West wind 6 to 15 mph, with gusts as high as 28 mph.

    High: 69 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 47. West wind 10 to 14 mph, with gusts as high as 25 mph.

    Low: 47 °F

    Mostly Clear

  • Thursday

    Thursday: A 40 percent chance of showers after noon.  Partly sunny, with a high near 72. Breezy, with a west wind 10 to 20 mph becoming south in the afternoon. Winds could gust as high as 34 mph.

    High: 72 °F

    Mostly Sunny
    then Chance
    Showers and
    Breezy

  • Thursday Night

    Thursday Night: Rain showers before midnight, then rain and snow showers likely between midnight and 1am, then snow showers likely after 1am.  Low around 30. Southeast wind 10 to 15 mph becoming northwest after midnight. Winds could gust as high as 26 mph.  Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 30 °F

    Showers then
    Rain/Snow
    Likely

  • Friday

    Friday: Snow showers likely.  Mostly cloudy, with a high near 41. Breezy, with a north wind 10 to 20 mph, with gusts as high as 32 mph.  Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 41 °F

    Snow Showers
    Likely and
    Breezy

  • Friday Night

    Friday Night: A 20 percent chance of snow showers before midnight.  Mostly cloudy, then gradually becoming mostly clear, with a low around 22. Northwest wind 9 to 18 mph, with gusts as high as 31 mph.

    Low: 22 °F

    Slight Chance
    Snow Showers
    then Partly
    Cloudy

  • Saturday

    Saturday: A 20 percent chance of snow showers after noon.  Mostly sunny, with a high near 49. Breezy, with a northwest wind 9 to 14 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 38 mph.

    High: 49 °F

    Sunny then
    Slight Chance
    Snow Showers
    and Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 26. Blustery, with a west wind 15 to 20 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 33 mph.

    Low: 26 °F

    Mostly Clear
    and Blustery
    then Mostly
    Clear

  • Sunday

    Sunday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 69. West wind 6 to 15 mph, with gusts as high as 28 mph.
Tonight
Mostly clear, with a low around 47. West wind 10 to 14 mph, with gusts as high as 25 mph.
Thursday
A 40 percent chance of showers after noon. Partly sunny, with a high near 72. Breezy, with a west wind 10 to 20 mph becoming south in the afternoon. Winds could gust as high as 34 mph.
Thursday Night
Rain showers before midnight, then rain and snow showers likely between midnight and 1am, then snow showers likely after 1am. Low around 30. Southeast wind 10 to 15 mph becoming northwest after midnight. Winds could gust as high as 26 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Friday
Snow showers likely. Mostly cloudy, with a high near 41. Breezy, with a north wind 10 to 20 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 22. Northwest wind 9 to 18 mph, with gusts as high as 31 mph.
Saturday
A 20 percent chance of snow showers after noon. Mostly sunny, with a high near 49. Breezy, with a northwest wind 9 to 14 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 38 mph.
Saturday Night
Mostly clear, with a low around 26. Blustery, with a west wind 15 to 20 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 33 mph.
Sunday
Sunny, with a high near 67.
Sunday Night
Mostly clear, with a low around 36.
Monday
Mostly sunny, with a high near 76.
Monday Night
Mostly clear, with a low around 43.
Tuesday
Sunny, with a high near 76.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
10 Miles NE Edgemont SD
 43.41°N 103.69°W (Elev. 4432 ft)
3:51 am MDT Apr 15, 2026
5am MDT Apr 15, 2026-6pm MDT Apr 21, 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