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Hour-by-Hour Forecast for Rapid City, South Dakota, USA

Currently: 26 °F. Passing clouds. (Weather station: Ellsworth Air Force Base, USA). See more current weather

Hour-by-hour Forecast in Rapid City — Graph

°F

Detailed Hourly Forecast — Next 24 hours

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  Conditions Comfort Precipitation
Time   Temp Weather Feels Like Wind   Humidity Chance Amount
9:00 pm
Thu, Dec 18
26 °F Broken clouds. 15 °F 11 mph 57% 0% 0.00" (snow)
0.00" (rain)
10:00 pm 26 °F Partly cloudy. 15 °F 12 mph 58% 0% 0.00" (snow)
0.00" (rain)
11:00 pm 27 °F Partly cloudy. 16 °F 13 mph 57% 0% 0.00" (snow)
0.00" (rain)
12:00 am
Fri, Dec 19
28 °F Partly cloudy. 17 °F 12 mph 57% 0% 0.00" (snow)
0.00" (rain)
1:00 am 28 °F Broken clouds. 18 °F 11 mph 58% 0% 0.00" (snow)
0.00" (rain)
2:00 am 28 °F Overcast. 19 °F 10 mph 59% 0% 0.00" (snow)
0.00" (rain)
3:00 am 30 °F Overcast. 23 °F 8 mph 58% 0% 0.00" (snow)
0.00" (rain)
4:00 am 34 °F Overcast. 26 °F 9 mph 56% 0% 0.00" (snow)
0.00" (rain)
5:00 am 36 °F Overcast. 27 °F 13 mph 56% 0% 0.00" (snow)
0.00" (rain)
6:00 am 39 °F Cloudy. 30 °F 16 mph 54% 0% 0.00" (snow)
0.00" (rain)
7:00 am 42 °F Cloudy. 34 °F 19 mph 49% 0% 0.00" (snow)
0.00" (rain)
8:00 am 47 °F Mostly cloudy. 39 °F 23 mph 43% 0% 0.00" (snow)
0.00" (rain)
9:00 am 49 °F Broken clouds. 41 °F 26 mph 40% 0% 0.00" (snow)
0.00" (rain)
10:00 am 54 °F Partly cloudy. 47 °F 30 mph 33% 0% 0.00" (snow)
0.00" (rain)
11:00 am 57 °F Scattered clouds. 52 °F 33 mph 29% 0% 0.00" (snow)
0.00" (rain)
12:00 pm 59 °F Partly cloudy. 54 °F 30 mph 27% 0% 0.00" (snow)
0.00" (rain)
1:00 pm 59 °F Broken clouds. 55 °F 28 mph 27% 0% 0.00" (snow)
0.00" (rain)
2:00 pm 57 °F Mostly cloudy. 52 °F 26 mph 29% 0% 0.00" (snow)
0.00" (rain)
3:00 pm 58 °F Broken clouds. 53 °F 27 mph 29% 0% 0.00" (snow)
0.00" (rain)
4:00 pm 54 °F Cloudy. 48 °F 29 mph 32% 0% 0.00" (snow)
0.00" (rain)
5:00 pm 53 °F Overcast. 47 °F 30 mph 34% 0% 0.00" (snow)
0.00" (rain)
6:00 pm 49 °F Mostly cloudy. 42 °F 22 mph 42% 10% 0.00" (snow)
0.00" (rain)
7:00 pm 44 °F Mostly cloudy. 36 °F 18 mph 58% 7% 0.00" (snow)
0.00" (rain)
8:00 pm 41 °F Cloudy. 32 °F 20 mph 66% 0% 0.00" (snow)
0.00" (rain)
* Updated Thursday, December 18, 2025 6:42:34 pm Rapid City time - Weather by CustomWeather, © 2025

14 days extended forecast