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

Heavy Rain Across the Southern US; Unsettled Pattern in the Pacific Northwest

A storm system will bring heavy rainfall, thunderstorms, and flooding threats to portions of the Southern Plains Friday, the Lower Mississippi Valley Saturday, and the Southeast into the Mid-Atlantic on Sunday. High elevation snow and mixed precipitation and rain in the lower elevations will impact the Pacific Northwest this weekend before a stronger system moves in early next week. Read More >

Current conditions at

Spearfish / Clyde Ice (KSPF)

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

Fair

36°F

2°C

Humidity 48%
Wind Speed Calm
Barometer 30.08 in
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Last update 12 Feb 8:55 pm MST
Extended Forecast for

Spearfish SD

  • Tonight

    Tonight: Mostly clear, with a low around 33. Southwest wind around 6 mph.

    Low: 33 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 57. Southwest wind around 6 mph becoming calm.

    High: 57 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 32. Calm wind becoming southwest around 5 mph after midnight.

    Low: 32 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 57. Southwest wind around 5 mph becoming light and variable in the afternoon.

    High: 57 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 36. Southwest wind 3 to 7 mph.

    Low: 36 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 61. Southwest wind 6 to 9 mph becoming west in the afternoon. Winds could gust as high as 18 mph.

    High: 61 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 32. Southwest wind 3 to 5 mph.

    Low: 32 °F

    Partly Cloudy

  • Washington's Birthday

    Washington's Birthday: Sunny, with a high near 60. South wind 6 to 10 mph, with gusts as high as 16 mph.

    High: 60 °F

    Sunny

  • Monday Night

    Monday Night: A slight chance of rain before 11pm. Partly cloudy, with a low around 39.

    Low: 39 °F

    Slight Chance
    Rain then
    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 33. Southwest wind around 6 mph.
Friday
Sunny, with a high near 57. Southwest wind around 6 mph becoming calm.
Friday Night
Mostly clear, with a low around 32. Calm wind becoming southwest around 5 mph after midnight.
Saturday
Sunny, with a high near 57. Southwest wind around 5 mph becoming light and variable in the afternoon.
Saturday Night
Partly cloudy, with a low around 36. Southwest wind 3 to 7 mph.
Sunday
Partly sunny, with a high near 61. Southwest wind 6 to 9 mph becoming west in the afternoon. Winds could gust as high as 18 mph.
Sunday Night
Partly cloudy, with a low around 32. Southwest wind 3 to 5 mph.
Washington's Birthday
Sunny, with a high near 60. South wind 6 to 10 mph, with gusts as high as 16 mph.
Monday Night
A slight chance of rain before 11pm. Partly cloudy, with a low around 39.
Tuesday
Rain likely, mainly after 11am. Partly sunny, with a high near 56.
Tuesday Night
A chance of rain and snow. Partly cloudy, with a low around 28.
Wednesday
A chance of snow. Mostly sunny, with a high near 44.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 23.
Thursday
A chance of snow. Mostly cloudy, with a high near 41.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Spearfish SD
 44.5°N 103.85°W (Elev. 3911 ft)
Last Update:
8:48 pm MST Feb 12, 2026
Forecast Valid:
9pm MST Feb 12, 2026-6pm MST Feb 19, 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