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Heavy rain across the eastern U.S.

Low pressure will weaken some as it heads to the Northeast U.S. tomorrow, but still will be capable of producing areas of heavy rain from the Mid-Atlantic to New England. Severe thunderstorms are possible in the central Plains and Lower Mississippi Valley over the next couple of days. More widespread severe storms are possible in the southern Plains by the end of the week. Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

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

Light Snow Fog

34°F

1°C

Humidity 97%
Wind Speed E 12 mph
Barometer 29.59 in (999.8 mb)
Dewpoint 33°F (1°C)
Visibility 0.25 mi
Wind Chill25°F (-4°C)
Last update 25 Apr 12:53 am MDT
Extended Forecast for

Keystone SD

Winter Weather Advisory until April 25, 03:00pm
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory until April 25, 03:00pm

    NOW until
    3:00pm Tue

    Winter Weather Advisory

  • Overnight

    Overnight: Rain before 2am, then rain and snow between 2am and 4am, then snow after 4am.  Low around 29. Northeast wind 6 to 10 mph.  Chance of precipitation is 90%. Total nighttime snow accumulation of 1 to 2 inches possible.

    Rain/Snow

    Low: 29 °F

  • Tuesday

    Tuesday: Snow.  High near 33. North wind around 10 mph.  Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.

    Snow

    High: 33 °F

  • Tuesday
    Night

    Tuesday Night: A 40 percent chance of snow before midnight.  Mostly cloudy, with a low around 22. North wind 5 to 8 mph.

    Chance Snow
    then Mostly
    Cloudy

    Low: 22 °F

  • Wednesday

    Wednesday: Partly sunny, with a high near 44. Northwest wind around 6 mph becoming east in the afternoon.

    Partly Sunny

    High: 44 °F

  • Wednesday
    Night

    Wednesday Night: A 20 percent chance of snow after midnight.  Mostly cloudy, with a low around 29. East wind around 6 mph becoming calm  in the evening.

    Mostly Cloudy
    then Slight
    Chance Snow

    Low: 29 °F

  • Thursday

    Thursday: A 50 percent chance of rain.  Mostly cloudy, with a high near 44. East wind 3 to 7 mph.

    Chance Rain

    High: 44 °F

  • Thursday
    Night

    Thursday Night: Rain and snow likely, becoming all snow after midnight.  Cloudy, with a low around 31. Chance of precipitation is 60%.

    Rain/Snow
    Likely then
    Snow Likely

    Low: 31 °F

  • Friday

    Friday: Rain and snow likely.  Cloudy, with a high near 38.

    Rain/Snow
    Likely

    High: 38 °F

Detailed Forecast

Overnight
Rain before 2am, then rain and snow between 2am and 4am, then snow after 4am. Low around 29. Northeast wind 6 to 10 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of 1 to 2 inches possible.
Tuesday
Snow. High near 33. North wind around 10 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.
Tuesday Night
A 40 percent chance of snow before midnight. Mostly cloudy, with a low around 22. North wind 5 to 8 mph.
Wednesday
Partly sunny, with a high near 44. Northwest wind around 6 mph becoming east in the afternoon.
Wednesday Night
A 20 percent chance of snow after midnight. Mostly cloudy, with a low around 29. East wind around 6 mph becoming calm in the evening.
Thursday
A 50 percent chance of rain. Mostly cloudy, with a high near 44. East wind 3 to 7 mph.
Thursday Night
Rain and snow likely, becoming all snow after midnight. Cloudy, with a low around 31. Chance of precipitation is 60%.
Friday
Rain and snow likely. Cloudy, with a high near 38.
Friday Night
A chance of snow. Cloudy, with a low around 29.
Saturday
A chance of rain and snow showers before noon. Mostly cloudy, with a high near 42.
Saturday Night
Mostly cloudy, with a low around 27.
Sunday
Mostly sunny, with a high near 48.
Sunday Night
Mostly cloudy, with a low around 33.
Monday
A chance of showers. Partly sunny, with a high near 51.
Click Map For Forecast
Point Forecast:
Keystone SD
 43.89°N 103.43°W (Elev. 4541 ft)
11:01 pm MDT Apr 24, 2017
1am MDT Apr 25, 2017-6pm MDT May 1, 2017
 
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