Spearfish, SD 57783 Weather

Lawrence County9:49 PM MDT44.49°N, 103.86°W
Red Flag Warning from 11:00 AM Fri until 11:00 PM Fri

Current conditions

Partly Cloudy
63°
Partly Cloudy
Feels like 63°
High 80° Friday·Low 59° tonight
WindS 8 mph
Humidity52%
Dew point45°
Visibility10 mi
Cloud cover43%
UV index0 Low
Sunrise7:20 AM
Sunset6:01 PM

Forecast for this hour (no station report in the last two hours)

Forecast

10-day

  • Tonight

    Mostly cloudy. Low around 59, with temperatures rising to around 61 overnight. South wind 3 to 8 mph.

  • Friday

    Mostly sunny. High near 80, with temperatures falling to around 74 in the afternoon. South wind 2 to 24 mph, with gusts as high as 43 mph.

  • Friday Night

    Partly cloudy. Low around 36, with temperatures rising to around 39 overnight. West wind 21 to 28 mph, with gusts as high as 46 mph.

National Weather Service forecast updated 9 hrs ago.

Hourly

Hourly forecast
  1. Now Partly Cloudy 63°
  2. 10 PM Partly Cloudy 62°
  3. 11 PM Partly Cloudy 62°
  4. Fri12 AM Partly Cloudy 62°
  5. 1 AM Mostly Cloudy 63°
  6. 2 AM Mostly Cloudy 62°
  7. 3 AM Mostly Cloudy 62°
  8. 4 AM Mostly Cloudy 62°
  9. 5 AM Mostly Cloudy 61°
  10. 6 AM Partly Sunny 60°
  11. 7 AM Mostly Cloudy 59°
  12. 8 AM Mostly Sunny 61°
  13. 9 AM Partly Sunny 65°
  14. 10 AM Partly Sunny 70°
  15. 11 AM Partly Sunny 73°
  16. 12 PM Mostly Sunny 75°
  17. 1 PM Mostly Sunny 77°
  18. 2 PM Mostly Sunny 79°
  19. 3 PM Sunny 80°
  20. 4 PM Sunny 78°
  21. 5 PM Sunny 74°
  22. 6 PM Mostly Clear 70°
  23. 7 PM Mostly Clear 67°
  24. 8 PM Mostly Clear 65°

10-day forecast

Details
  1. TodayOct 22 Sunny Sunny59°77°
  2. FriOct 23 Mostly Sunny Mostly Sunny36°80°
  3. SatOct 24 Mostly Sunny Mostly Sunny34°46°
  4. SunOct 25 Slight Chance Light Rain Slight Chance Light Rain23%34°47°
  5. MonOct 26 Chance Light Rain Chance Light Rain27%34°45°
  6. TueOct 27 Mostly Sunny Mostly Sunny21%37°56°
  7. WedOct 28 Mostly Sunny Mostly Sunny35°51°
  8. ThuOct 29 Sunny Sunny28°47°
  9. FriOct 30 Sunny Sunny33°56°
  10. SatOct 31 Partly cloudy Partly cloudy39°54°

Days after the National Weather Service's seven are MET Norway's outlook, a computer model with no forecaster's review.

Radar

Full map
Open the National Weather Service radar (the map here needs JavaScript).

Weather news near Spearfish

More weather news
  • Dry start, warmer days ahead before rain chances return to KOTA Territory

    RAPID CITY, S.D. (KOTA) -A dry, mostly sunny start to the week will give way to warmer afternoons across KOTA Territory before a late-week weather system brings stronger winds, a chance of rain and cooler temperatures…

    kotatv.com·3 days ago
  • Western South Dakota warms toward 80 before weekend cooldown

    KOTA Territory News Western South Dakota warms toward 80 before weekend cooldown Dry start, warmer days ahead before rain chances return to KOTA Territory Rapid City forecast: Breezy warmth, fire concerns before rain…

    kotatv.com·2 days ago
  • South Dakota Winter Weather: Sioux Falls Snow Near Nov. 6?

    Sioux Falls, SD – South Dakota residents wondering when the first measurable snowfall of the 2026 winter season might arrive have an early November date to watch. Sioux Falls typically records its first accumulating…

    NewsBreak·5 days ago
  • Freeze Warning Issued for Parts of South Dakota and Minnesota

    Forecasters say sub‑freezing temperatures could dip to around 30 degrees, bringing the first significant freeze of the season to the region. Areas in the warning in South Dakota include Codington, Deuel, Grant, and…

    mykxlg.com·6 days ago
  • Freeze Watch Posted for Eastern South Dakota

    Go Watertown Radio SIOUX FALLS, S.D.–Low temperatures are forecasted to fall down to near to just below freezing near and east of the James River early Saturday morning. These freezing temperatures could be hazardous to…

    Go Watertown·6 days ago
  • South Dakota Declares October 28 Winter Weather Preparedness Day

    Like it or not, it's coming. According to the calendar, winter doesn't officially arrive until December 21st, but we know better around here. To get ready for everything winter can throw at us, the National Weather…

    ESPN Sioux Falls·6 days ago
  • NOAA: El Niño Likely to Bring Warmer-Than-Average Winter to South Dakota

    Northeast Radio SD News – Watertown, SD - The National Weather Service says the Northern Plains should prepare for a warmer‑than‑average winter, as strong El Niño conditions are expected to influence temperatures and…

    Northeast Radio SD·7 days ago

Air quality

44
Good
Fine particles (PM2.5)

Air quality is satisfactory, and air pollution poses little or no risk.

Rapid City, SD reporting area · 1 hr ago. Data from AirNow (EPA and its state, local and tribal partners); preliminary and subject to change.

Sun & moon

Sunrise 7:20 AM
Sunset 6:01 PM
Daylight 10 h 40 min (−2 min 54 s tomorrow)
Waxing Gibbous · 89% lit
Moonrise 4:12 PM Moonset 3:19 AM
Full moon Oct 26 New moon Nov 9

Almanac

Monthly
Normal high / low55° / 33°
Record high94° (1897)
Record low15° (1917)
Wettest1.36 in (1914)
Month to date0.80 in (normal 1.59 in)

Spearfish, records since 1893. Normals 1991–2020. Data from NOAA's Regional Climate Centers (ACIS).

Nearby

Forecasts, observations and alerts in the United States come from the National Weather Service (NOAA); radar from NOAA's Multi-Radar Multi-Sensor system; satellite imagery from NASA's Global Imagery Browse Services (GIBS) and NOAA's GOES satellites; the map from the U.S. Geological Survey's National Map; air quality from AirNow (EPA and its partners); hurricane information from the National Hurricane Center; climate normals and records from NOAA's Regional Climate Centers (ACIS). Forecasts outside the United States and the UV index: MET Norway (CC BY 4.0); observations outside the U.S.: airport reports via NOAA's Aviation Weather Center. Place names: GeoNames (CC BY 4.0). Data are copied on a schedule and may lag the sources; for warnings that affect your safety, follow your local National Weather Service office and emergency officials. Weather news is drawn from the 4Conservative index and reflects what the press published. Terms of use.