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

Spearfish / Clyde Ice (KSPF)

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

Overcast

63°F

17°C

Humidity 68%
Wind Speed E 5 mph
Barometer 30.17 in
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 24 Jun 4:55 pm MDT
Extended Forecast for

5 Miles E Saint Onge SD

  • This Afternoon

    This Afternoon: Scattered showers and thunderstorms. Mostly cloudy, with a high near 68. East wind around 6 mph. Chance of precipitation is 30%.

    High: 68 °F

    Scattered
    Showers

  • Tonight

    Tonight: Mostly cloudy, with a low around 51. East wind around 6 mph becoming south in the evening.

    Low: 51 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms, mainly after noon. Mostly cloudy, with a high near 68. Breezy, with a southeast wind 7 to 12 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 33 mph.

    High: 68 °F

    Slight Chance
    T-storms then
    Chance
    T-storms and
    Breezy

  • Thursday Night

    Thursday Night: A 40 percent chance of showers and thunderstorms before midnight. Cloudy, then gradually becoming partly cloudy, with a low around 52. Breezy, with a southeast wind 17 to 22 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 31 mph.

    Low: 52 °F

    Chance
    T-storms and
    Breezy then
    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 84. Breezy, with an east wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 84 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 62. Breezy, with a southeast wind 13 to 21 mph becoming southwest after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 40%.

    Low: 62 °F

    Chance
    T-storms and
    Breezy then
    Slight Chance
    Showers

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny
    then Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before midnight, then a slight chance of showers. Partly cloudy, with a low around 57.

    Low: 57 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Sunday

    Sunday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

Detailed Forecast

This Afternoon
Scattered showers and thunderstorms. Mostly cloudy, with a high near 68. East wind around 6 mph. Chance of precipitation is 30%.
Tonight
Mostly cloudy, with a low around 51. East wind around 6 mph becoming south in the evening.
Thursday
A 50 percent chance of showers and thunderstorms, mainly after noon. Mostly cloudy, with a high near 68. Breezy, with a southeast wind 7 to 12 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 33 mph.
Thursday Night
A 40 percent chance of showers and thunderstorms before midnight. Cloudy, then gradually becoming partly cloudy, with a low around 52. Breezy, with a southeast wind 17 to 22 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 31 mph.
Friday
Mostly sunny, with a high near 84. Breezy, with an east wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.
Friday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 62. Breezy, with a southeast wind 13 to 21 mph becoming southwest after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 40%.
Saturday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 83.
Saturday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers. Partly cloudy, with a low around 57.
Sunday
Sunny, with a high near 84.
Sunday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 56.
Monday
A slight chance of showers. Mostly sunny, with a high near 80. Breezy.
Monday Night
Mostly clear, with a low around 55. Breezy.
Tuesday
Sunny, with a high near 84.
Tuesday Night
Mostly clear, with a low around 59.
Wednesday
A slight chance of showers and thunderstorms. Sunny, with a high near 87.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles E Saint Onge SD
 44.55°N 103.64°W (Elev. 3360 ft)
Last Update:
4:18 pm MDT Jun 24, 2026
Forecast Valid:
4pm MDT Jun 24, 2026-6pm MDT Jul 1, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation