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

Showers and Thunderstorms for the Eastern Third of the Country; Fire Weather Concerns; Flooding Issues for the Great Lakes Region

Showers and thunderstorms will continue along and ahead of a cold front for the eastern third of the country. The rainfall for the Great Lakes region could prolong the ongoing flooding. Much cooler weather will filter in behind this cold front along and east of the Rockies. Where the rain is needed, the Southern High Plains, critical fire weather concerns through this weekend. Read More >

Current conditions at

Spearfish / Clyde Ice (KSPF)

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

Mostly Cloudy

36°F

2°C

Humidity 65%
Wind Speed NW 16 G 28 mph
Barometer 30.15 in
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill26°F (-3°C)
Last update 18 Apr 10:55 am MDT
Extended Forecast for

10 Miles SSE Colony WY

  • Today

    Today: A slight chance of snow showers before noon, then a slight chance of rain showers. Partly sunny, with a high near 52. Breezy, with a northwest wind 22 to 24 mph, with gusts as high as 37 mph. Chance of precipitation is 20%.

    High: 52 °F

    Slight Chance
    Rain/Snow and
    Breezy

  • Tonight

    Tonight: Mostly clear, with a low around 27. Northwest wind 13 to 18 mph becoming light west after midnight. Winds could gust as high as 30 mph.

    Low: 27 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 64. Light and variable wind becoming east 8 to 13 mph in the afternoon. Winds could gust as high as 21 mph.

    High: 64 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 36. East wind 6 to 13 mph becoming southwest after midnight. Winds could gust as high as 20 mph.

    Low: 36 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 79. Southwest wind 6 to 14 mph becoming northwest in the afternoon. Winds could gust as high as 23 mph.

    High: 79 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 42. Northwest wind 6 to 11 mph becoming light and variable. Winds could gust as high as 17 mph.

    Low: 42 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 85. Southeast wind 5 to 11 mph, with gusts as high as 17 mph.

    High: 85 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 50. East wind 7 to 10 mph becoming south after midnight. Winds could gust as high as 17 mph.

    Low: 50 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers after noon. Partly sunny, with a high near 83. Breezy.

    High: 83 °F

    Partly Sunny
    then Slight
    Chance
    Showers and
    Breezy

Detailed Forecast

Today
A slight chance of snow showers before noon, then a slight chance of rain showers. Partly sunny, with a high near 52. Breezy, with a northwest wind 22 to 24 mph, with gusts as high as 37 mph. Chance of precipitation is 20%.
Tonight
Mostly clear, with a low around 27. Northwest wind 13 to 18 mph becoming light west after midnight. Winds could gust as high as 30 mph.
Sunday
Sunny, with a high near 64. Light and variable wind becoming east 8 to 13 mph in the afternoon. Winds could gust as high as 21 mph.
Sunday Night
Mostly clear, with a low around 36. East wind 6 to 13 mph becoming southwest after midnight. Winds could gust as high as 20 mph.
Monday
Mostly sunny, with a high near 79. Southwest wind 6 to 14 mph becoming northwest in the afternoon. Winds could gust as high as 23 mph.
Monday Night
Mostly clear, with a low around 42. Northwest wind 6 to 11 mph becoming light and variable. Winds could gust as high as 17 mph.
Tuesday
Sunny, with a high near 85. Southeast wind 5 to 11 mph, with gusts as high as 17 mph.
Tuesday Night
Partly cloudy, with a low around 50. East wind 7 to 10 mph becoming south after midnight. Winds could gust as high as 17 mph.
Wednesday
A slight chance of showers after noon. Partly sunny, with a high near 83. Breezy.
Wednesday Night
A chance of showers. Partly cloudy, with a low around 43.
Thursday
Showers likely. Partly sunny, with a high near 57. Windy.
Thursday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 27. Blustery.
Friday
A chance of snow showers. Partly sunny, with a high near 49. Breezy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
10 Miles SSE Colony WY
 44.75°N 104.05°W (Elev. 3199 ft)
Last Update:
9:42 am MDT Apr 18, 2026
Forecast Valid:
11am MDT Apr 18, 2026-6pm MDT Apr 24, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation