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

Custer, Custer County Airport (KCUT)

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

Mostly Cloudy and Breezy

57°F

14°C

Humidity 24%
Wind Speed W 21 G 32 mph
Barometer 29.79 in (1004.4 mb)
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Last update 13 Apr 11:53 am MDT
Extended Forecast for

8 Miles SSW Rochford SD

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 57. West wind 8 to 14 mph, with gusts as high as 38 mph.

    High: 57 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 33. West wind 6 to 11 mph becoming light  after midnight. Winds could gust as high as 31 mph.

    Low: 33 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 40 percent chance of showers, mainly after 2pm.  Partly sunny, with a high near 53. Calm wind becoming southwest around 5 mph. Winds could gust as high as 16 mph.

    High: 53 °F

    Partly Sunny
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers before 9pm.  Partly cloudy, with a low around 32. Light southwest wind.

    Low: 32 °F

    Slight Chance
    Showers then
    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 58. Southwest wind 3 to 7 mph. Winds could gust as high as 21 mph.

    High: 58 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 42. Southwest wind 6 to 9 mph, with gusts as high as 21 mph.

    Low: 42 °F

    Mostly Clear

  • Thursday

    Thursday: A 20 percent chance of showers after noon.  Mostly sunny, with a high near 60. Southwest wind 9 to 11 mph, with gusts as high as 32 mph.

    High: 60 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Thursday Night

    Thursday Night: Rain showers before 9pm, then rain and snow showers between 9pm and midnight, then snow showers after midnight.  Mostly cloudy, with a low around 21. West wind 9 to 14 mph becoming north in the evening. Winds could gust as high as 32 mph.

    Low: 21 °F

    Rain/Snow
    then Snow
    Showers

  • Friday

    Friday: Snow showers.  Mostly cloudy, with a high near 31.

    High: 31 °F

    Snow Showers

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 57. West wind 8 to 14 mph, with gusts as high as 38 mph.
Tonight
Partly cloudy, with a low around 33. West wind 6 to 11 mph becoming light after midnight. Winds could gust as high as 31 mph.
Tuesday
A 40 percent chance of showers, mainly after 2pm. Partly sunny, with a high near 53. Calm wind becoming southwest around 5 mph. Winds could gust as high as 16 mph.
Tuesday Night
A 20 percent chance of showers before 9pm. Partly cloudy, with a low around 32. Light southwest wind.
Wednesday
Sunny, with a high near 58. Southwest wind 3 to 7 mph. Winds could gust as high as 21 mph.
Wednesday Night
Mostly clear, with a low around 42. Southwest wind 6 to 9 mph, with gusts as high as 21 mph.
Thursday
A 20 percent chance of showers after noon. Mostly sunny, with a high near 60. Southwest wind 9 to 11 mph, with gusts as high as 32 mph.
Thursday Night
Rain showers before 9pm, then rain and snow showers between 9pm and midnight, then snow showers after midnight. Mostly cloudy, with a low around 21. West wind 9 to 14 mph becoming north in the evening. Winds could gust as high as 32 mph.
Friday
Snow showers. Mostly cloudy, with a high near 31.
Friday Night
A chance of snow showers before midnight. Mostly cloudy, with a low around 16.
Saturday
A chance of snow showers. Mostly sunny, with a high near 39.
Saturday Night
Mostly clear, with a low around 21.
Sunday
Sunny, with a high near 55.
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles SSW Rochford SD
 44.03°N 103.8°W (Elev. 6014 ft)
12:32 pm MDT Apr 13, 2026
12pm 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