Hourly Weather Forecast - Spearfish, SD

12 AM
37°F
0%
2mph
S
Partly Cloudy
Humidity
77%
Feels like
37°F
Dew Point
30°F
1 AM
35°F
0%
3mph
S
Partly Cloudy
Humidity
79%
Feels like
35°F
Dew Point
29°F
2 AM
35°F
0%
3mph
S
Partly Cloudy
Humidity
80%
Feels like
35°F
Dew Point
29°F
3 AM
34°F
0%
2mph
S
Partly Cloudy
Humidity
79%
Feels like
34°F
Dew Point
28°F
4 AM
35°F
0%
2mph
S
Partly Cloudy
Humidity
79%
Feels like
35°F
Dew Point
29°F
5 AM
36°F
0%
2mph
S
Partly Cloudy
Humidity
78%
Feels like
36°F
Dew Point
30°F
6 AM
37°F
0%
2mph
S
Partly Cloudy
Humidity
76%
Feels like
37°F
Dew Point
30°F
7 AM
38°F
0%
2mph
S
Cloudy
Humidity
71%
Feels like
38°F
Dew Point
30°F
7:29 AM
8 AM
40°F
0%
2mph
SSW
Cloudy
Humidity
66%
Feels like
40°F
Dew Point
30°F
9 AM
43°F
0%
2mph
SSW
Cloudy
Humidity
61%
Feels like
43°F
Dew Point
31°F
10 AM
47°F
0%
3mph
SSW
Partly Cloudy
Humidity
55%
Feels like
47°F
Dew Point
31°F
11 AM
50°F
0%
3mph
SSW
Partly Cloudy
Humidity
51%
Feels like
50°F
Dew Point
32°F
12 PM
52°F
0%
3mph
SW
Partly Cloudy
Humidity
46%
Feels like
52°F
Dew Point
32°F
1 PM
54°F
0%
3mph
SW
Partly Cloudy
Humidity
44%
Feels like
54°F
Dew Point
32°F
2 PM
53°F
0%
3mph
SW
Partly Cloudy
Humidity
44%
Feels like
53°F
Dew Point
32°F
3 PM
51°F
0%
3mph
SW
Partly Cloudy
Humidity
48%
Feels like
51°F
Dew Point
32°F
4 PM
49°F
0%
3mph
SW
Partly Cloudy
Humidity
54%
Feels like
48°F
Dew Point
33°F
4:19 PM
5 PM
47°F
0%
3mph
SSW
Partly Cloudy
Humidity
56%
Feels like
46°F
Dew Point
32°F
6 PM
46°F
0%
3mph
SSW
Mostly Clear
Humidity
58%
Feels like
45°F
Dew Point
32°F
7 PM
46°F
0%
3mph
SSW
Mostly Clear
Humidity
58%
Feels like
44°F
Dew Point
32°F
8 PM
45°F
0%
3mph
SSW
Clear
Humidity
58%
Feels like
45°F
Dew Point
31°F
9 PM
43°F
0%
4mph
SSW
Clear
Humidity
59%
Feels like
42°F
Dew Point
30°F
10 PM
42°F
0%
4mph
SW
Clear
Humidity
59%
Feels like
40°F
Dew Point
29°F
11 PM
41°F
0%
4mph
SW
Clear
Humidity
61%
Feels like
38°F
Dew Point
28°F

Rain And Snow Totals Through Monday

Atmospheric River Impacts Northern California

The plume of abundant moisture impacting the Northwest the last several days will focus more on Northern California through Monday bringing heavy rainfall and mountain snow.

NOAA, NCDC

White Christmas? What Are The Odds

Sunday's Weather Outlook

Sunday's Weather Outlook

Cold weather

During Extreme Cold: Watch for Frostbite!

Flu Update Valid For Week Ending December 13, 2025

Weekly Flu Update: Flu Spreading Hard Across U.S.

Watch vs. Warning

Flash Flood Watch and Warning Defined

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide