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

Super Typhoon Sinlaku will bring destructive winds, widespread heavy rain/flooding, and thunderstorms to the Marianas Islands into Wednesday. Tropical Storm conditions are likely over Guam. Severe thunderstorms and heavy rain are likely across the Upper Mississippi Valley and Great Lakes region with potential for large to very large hail, damaging wind, and tornadoes through Tuesday. Read More >

Hazardous Weather Conditions

Current conditions at

Spearfish / Clyde Ice (KSPF)

Lat: 44.48°NLon: 103.78°WElev: 3898ft.

Fair and Breezy

70°F

21°C

Humidity 20%
Wind Speed SW 24 G 35 mph
Barometer 29.68 in
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Last update 13 Apr 1:35 pm MDT
Extended Forecast for

4 Miles NNW Central City SD

  • This Afternoon

    This Afternoon: Scattered showers and thunderstorms after 4pm.  Mostly sunny, with a high near 65. West wind 13 to 16 mph, with gusts as high as 31 mph.  Chance of precipitation is 30%.

    High: 65 °F

    Scattered
    T-storms

  • Tonight

    Tonight: Mostly clear, with a low around 41. West wind 5 to 13 mph, with gusts as high as 30 mph.

    Low: 41 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 30 percent chance of showers, mainly after 2pm.  Partly sunny, with a high near 60. West wind around 6 mph becoming calm  in the afternoon. Winds could gust as high as 16 mph.

    High: 60 °F

    Mostly Sunny
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 40. Southwest wind 3 to 6 mph. Winds could gust as high as 15 mph.

    Low: 40 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 67. Southwest wind around 6 mph becoming light and variable  in the afternoon. Winds could gust as high as 15 mph.

    High: 67 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 51. Southwest wind 5 to 11 mph, with gusts as high as 26 mph.

    Low: 51 °F

    Mostly Clear

  • Thursday

    Thursday: A 20 percent chance of showers after noon.  Partly sunny, with a high near 67. Southwest wind 10 to 14 mph becoming northwest in the afternoon. Winds could gust as high as 30 mph.

    High: 67 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Thursday Night

    Thursday Night: Rain showers before 9pm, then rain and snow showers between 9pm and 3am, then snow showers after 3am.  Mostly cloudy, with a low around 26. Northwest wind 14 to 16 mph, with gusts as high as 33 mph.

    Low: 26 °F

    Rain/Snow

  • Friday

    Friday: Snow showers.  Mostly cloudy, with a high near 36. Breezy.

    High: 36 °F

    Snow Showers
    and Breezy

Detailed Forecast

This Afternoon
Scattered showers and thunderstorms after 4pm. Mostly sunny, with a high near 65. West wind 13 to 16 mph, with gusts as high as 31 mph. Chance of precipitation is 30%.
Tonight
Mostly clear, with a low around 41. West wind 5 to 13 mph, with gusts as high as 30 mph.
Tuesday
A 30 percent chance of showers, mainly after 2pm. Partly sunny, with a high near 60. West wind around 6 mph becoming calm in the afternoon. Winds could gust as high as 16 mph.
Tuesday Night
Partly cloudy, with a low around 40. Southwest wind 3 to 6 mph. Winds could gust as high as 15 mph.
Wednesday
Sunny, with a high near 67. Southwest wind around 6 mph becoming light and variable in the afternoon. Winds could gust as high as 15 mph.
Wednesday Night
Mostly clear, with a low around 51. Southwest wind 5 to 11 mph, with gusts as high as 26 mph.
Thursday
A 20 percent chance of showers after noon. Partly sunny, with a high near 67. Southwest wind 10 to 14 mph becoming northwest in the afternoon. Winds could gust as high as 30 mph.
Thursday Night
Rain showers before 9pm, then rain and snow showers between 9pm and 3am, then snow showers after 3am. Mostly cloudy, with a low around 26. Northwest wind 14 to 16 mph, with gusts as high as 33 mph.
Friday
Snow showers. Mostly cloudy, with a high near 36. Breezy.
Friday Night
A chance of snow showers before midnight. Mostly cloudy, with a low around 22.
Saturday
A chance of snow showers. Mostly sunny, with a high near 47.
Saturday Night
Mostly clear, with a low around 27.
Sunday
Sunny, with a high near 62.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNW Central City SD
 44.42°N 103.78°W (Elev. 4777 ft)
12:32 pm MDT Apr 13, 2026
1pm MDT Apr 13, 2026-6pm MDT Apr 19, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database