National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Atmospheric River to Begin to Impact the Northwest U.S.; Gusty Winds in the Northeast U.S.

A strong atmospheric river moving into northern California later Tuesday will bring a threat for moderate to heavy rainfall and flooding, gusty to high winds, and mountain snows for parts of the Northwest U.S. through at least Wednesday. Gusty winds and isolated rain and snow showers will continue in the Northeast U.S. Tuesday behind a cold front. Read More >

Current conditions at

Spearfish / Clyde Ice (KSPF)

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

Fair

39°F

4°C

Humidity 61%
Wind Speed Calm
Barometer 29.95 in
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Last update 3 Nov 8:15 pm MST
Extended Forecast for

2 Miles SE Saint Onge SD

  • Tonight

    Tonight: Mostly clear, with a low around 40. Southwest wind 6 to 8 mph.

    Low: 40 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 66. Southwest wind 8 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 25 mph.

    High: 66 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 35. West wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 17 mph.

    Low: 35 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 57. Southeast wind 5 to 11 mph, with gusts as high as 21 mph.

    High: 57 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a steady temperature around 50. Southeast wind 13 to 18 mph becoming west after midnight. Winds could gust as high as 28 mph.

    Low: 50 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 58. Breezy, with a northwest wind 21 to 28 mph, with gusts as high as 38 mph.

    High: 58 °F

    Mostly Sunny
    and Breezy

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 38. Breezy, with a west wind 16 to 22 mph, with gusts as high as 33 mph.

    Low: 38 °F

    Mostly Clear
    and Breezy

  • Friday

    Friday: Partly sunny, with a high near 54. West wind 9 to 11 mph becoming south in the afternoon. Winds could gust as high as 18 mph.

    High: 54 °F

    Partly Sunny

  • Friday Night

    Friday Night: A chance of rain. Mostly cloudy, with a low around 38. Breezy.

    Low: 38 °F

    Chance Rain
    and Breezy

Detailed Forecast

Tonight
Mostly clear, with a low around 40. Southwest wind 6 to 8 mph.
Tuesday
Sunny, with a high near 66. Southwest wind 8 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 25 mph.
Tuesday Night
Partly cloudy, with a low around 35. West wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 17 mph.
Wednesday
Mostly sunny, with a high near 57. Southeast wind 5 to 11 mph, with gusts as high as 21 mph.
Wednesday Night
Mostly cloudy, with a steady temperature around 50. Southeast wind 13 to 18 mph becoming west after midnight. Winds could gust as high as 28 mph.
Thursday
Mostly sunny, with a high near 58. Breezy, with a northwest wind 21 to 28 mph, with gusts as high as 38 mph.
Thursday Night
Mostly clear, with a low around 38. Breezy, with a west wind 16 to 22 mph, with gusts as high as 33 mph.
Friday
Partly sunny, with a high near 54. West wind 9 to 11 mph becoming south in the afternoon. Winds could gust as high as 18 mph.
Friday Night
A chance of rain. Mostly cloudy, with a low around 38. Breezy.
Saturday
A slight chance of rain and snow before 11am. Partly sunny, with a high near 44. Breezy.
Saturday Night
Partly cloudy, with a low around 29.
Sunday
Mostly sunny, with a high near 46.
Sunday Night
Partly cloudy, with a low around 31.
Monday
Mostly sunny, with a high near 55.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SE Saint Onge SD
 44.53°N 103.73°W (Elev. 3533 ft)
Last Update:
6:51 pm MST Nov 3, 2025
Forecast Valid:
8pm MST Nov 3, 2025-6pm MST Nov 10, 2025
 
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Additional Resources

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Chance of Precipitation