Rapid City, SD Weather Forecast & Alerts

Current conditions, 5-day forecast, and active NWS weather alerts for Rapid City, SD.

Current conditions are temporarily unavailable for RAPID CITY, SOUTH DAKOTA. No nearby METAR station found.

5-Day Forecast — Rapid City, SD

Thursday

High 55 °F
Snow Likely
Thursday
Night
Low 32 °F
Snow Likely
Friday

High 50 °F
Forecast Missing
Friday
Night
Low 28 °F
Forecast Missing
Saturday

High 48 °F
Forecast Missing
Saturday
Night
Low 32 °F
Forecast Missing
Sunday

High 44 °F
Forecast Missing
Sunday
Night
Low 30 °F
Forecast Missing
Monday

High 48 °F
Forecast Missing

Detailed Forecast — Rapid City, SD

Thursday
Snow Likely. High near 55°F. Wind 17 to 29 mph, with gusts as high as 40 mph.
Thursday Night
Snow Likely. Low around 32°F. Wind 6 to 15 mph, with gusts as high as 28 mph.
Friday
Snow Likely. High near 50°F. Wind 6 to 9 mph, with gusts as high as 20 mph.
Friday Night
Forecast Missing. Low around 28°F. Wind 5 to 7 mph, with gusts as high as 16 mph.
Saturday
Forecast Missing. High near 48°F. Wind 7 to 10 mph, with gusts as high as 22 mph.
Saturday Night
Forecast Missing. Low around 32°F. Wind around 3 mph, with gusts as high as 8 mph.
Sunday
Forecast Missing. High near 44°F. Wind 9 to 10 mph, with gusts as high as 24 mph.
Sunday Night
Forecast Missing. Low around 30°F. Wind 8 to 9 mph, with gusts as high as 22 mph.
Monday
Forecast Missing. High near 48°F. Wind 8 to 12 mph, with gusts as high as 26 mph.
Monday Night
Forecast Missing. Low around 30°F. Wind around 2 mph, with gusts as high as 7 mph.
Tuesday
Forecast Missing. High near 57°F. Wind 6 to 7 mph, with gusts as high as 16 mph.
Tuesday Night
Forecast Missing. Low around 33°F. Wind 2 to 3 mph, with gusts as high as 7 mph.
Wednesday
Forecast Missing. High near 59°F. Wind 7 to 9 mph, with gusts as high as 20 mph.
SD Radar
Current Radar • SD
Day 1 Outlook • April 23, 2026

Observation History — Rapid City, SD

Time Wind
(mph)		 Vis
(mi)		 Weather Precip (in) Temperature (F) Relative
Humidity		 Wind
Chill
(F)		 Heat
Index
(F)		 Pressure
Air Dwpt altimeter
(in)		 sea level
(mb)

Regional Weather Observation

(KUNR)


F

ELLSWORTH AFB (KRCA)

Clear
51.6 F

RAPID CITY (KRAP)

Clear
48.2 F

SPEARFISH/CLYDE (KSPF)

Partly Cloudy
50.0 F

CUSTER (KCUT)

Clear
37.4 F

INYAN KARA (KIKA)

NULL
42.8 F
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