Hazardous Coastal Conditions for the Mid-Atlantic; Storm System Approaching Southern Alaska

A Nor'easter will create hazardous marine and coastal conditions along the Mid-Atlantic coast through mid-week, with significant coastal flooding and beach erosion possible. Meanwhile, another strong storm system is forecast to bring high winds and heavy precipitation to portions of southern Alaska. Elsewhere, relatively benign weather is expected through the first half of the work week. Read More >

Current conditions at

Spearfish / Clyde Ice (KSPF)

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

Fair

48°F

9°C

Humidity 40%
Wind Speed Vrbl 3 mph
Barometer 30.20 in
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Last update 19 Oct 6:15 am MDT
Extended Forecast for

Lead SD

  • Today

    Today: Sunny, with a high near 60. South wind 6 to 8 mph, with gusts as high as 22 mph.

    High: 60 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 44. Southwest wind 5 to 8 mph, with gusts as high as 22 mph.

    Low: 44 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 68. Southwest wind around 5 mph becoming calm  in the morning.

    High: 68 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 41. Light and variable wind.

    Low: 41 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 63. Calm wind becoming east around 6 mph in the afternoon. Winds could gust as high as 16 mph.

    High: 63 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 47. Southeast wind 5 to 8 mph becoming south after midnight. Winds could gust as high as 25 mph.

    Low: 47 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 72.

    High: 72 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 51.

    Low: 51 °F

    Mostly Cloudy

  • Friday

    Friday: A chance of rain, mainly after noon.  Partly sunny, with a high near 65.

    High: 65 °F

    Chance Rain

Detailed Forecast

Today
Sunny, with a high near 60. South wind 6 to 8 mph, with gusts as high as 22 mph.
Tonight
Mostly clear, with a low around 44. Southwest wind 5 to 8 mph, with gusts as high as 22 mph.
Tuesday
Sunny, with a high near 68. Southwest wind around 5 mph becoming calm in the morning.
Tuesday Night
Mostly clear, with a low around 41. Light and variable wind.
Wednesday
Sunny, with a high near 63. Calm wind becoming east around 6 mph in the afternoon. Winds could gust as high as 16 mph.
Wednesday Night
Mostly clear, with a low around 47. Southeast wind 5 to 8 mph becoming south after midnight. Winds could gust as high as 25 mph.
Thursday
Mostly sunny, with a high near 72.
Thursday Night
Mostly cloudy, with a low around 51.
Friday
A chance of rain, mainly after noon. Partly sunny, with a high near 65.
Friday Night
A chance of rain before 3am, then a chance of rain and snow. Mostly cloudy, with a low around 36.
Saturday
Mostly sunny, with a high near 47.
Saturday Night
Mostly clear, with a low around 34.
Sunday
Sunny, with a high near 56.
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ABOUT THIS FORECAST

 
Point Forecast:
Lead SD
 44.33°N 103.74°W (Elev. 5518 ft)
3:57 am MDT Oct 19, 2026
6am MDT Oct 19, 2026-6pm MDT Oct 25, 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