National Weather Service Forecast for: Blackhawk SD
Issued by: National Weather Service Rapid City, SD
Updated: 3:47 am MDT Jun 22, 2026
 
Overnight

Overnight: Areas of drizzle and fog. Cloudy, with a low around 53. Light and variable wind.
Areas Drizzle
and Areas Fog

 Monday

Monday: Areas of showers, then showers and thunderstorms likely after noon. Areas of fog before 9am. Otherwise, mostly cloudy, with a high near 71. Southeast wind 5 to 9 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.
Areas Drizzle
and Areas Fog
then T-storms
Likely
 Monday
Night
Monday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 54. South wind 5 to 9 mph becoming light and variable. Winds could gust as high as 23 mph.
Chance
T-storms

 Tuesday

Tuesday: A slight chance of showers and thunderstorms before 9am, then a slight chance of showers and thunderstorms after noon. Cloudy, then gradually becoming mostly sunny, with a high near 73. North wind 9 to 13 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.
Slight Chance
T-storms

 Tuesday
Night
Tuesday Night: Partly cloudy, with a low around 50. West wind 3 to 8 mph. Winds could gust as high as 23 mph.
Partly Cloudy

 Wednesday

Wednesday: A chance of showers, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 71. Light and variable wind becoming east 5 to 8 mph in the morning. Winds could gust as high as 17 mph. Chance of precipitation is 60%.
Chance
Showers then
Showers
Likely
 Wednesday
Night
Wednesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 51. Chance of precipitation is 30%.
Chance
Showers

 Thursday

Thursday: A chance of showers, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 71.
Showers
Likely

 Thursday
Night
Thursday Night: Showers likely and possibly a thunderstorm before midnight, then a chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 54.
Showers
Likely then
Chance
T-storms
Lo 53 °F Hi 71 °F Lo 54 °F Hi 73 °F Lo 50 °F Hi 71 °F Lo 51 °F Hi 71 °F Lo 54 °F

 

Overnight
 
 Areas of drizzle and fog. Cloudy, with a low around 53. Light and variable wind.
Monday
 
 Areas of showers, then showers and thunderstorms likely after noon. Areas of fog before 9am. Otherwise, mostly cloudy, with a high near 71. Southeast wind 5 to 9 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.
Monday Night
 
 A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 54. South wind 5 to 9 mph becoming light and variable. Winds could gust as high as 23 mph.
Tuesday
 
 A slight chance of showers and thunderstorms before 9am, then a slight chance of showers and thunderstorms after noon. Cloudy, then gradually becoming mostly sunny, with a high near 73. North wind 9 to 13 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.
Tuesday Night
 
 Partly cloudy, with a low around 50. West wind 3 to 8 mph. Winds could gust as high as 23 mph.
Wednesday
 
 A chance of showers, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 71. Light and variable wind becoming east 5 to 8 mph in the morning. Winds could gust as high as 17 mph. Chance of precipitation is 60%.
Wednesday Night
 
 A chance of showers and thunderstorms. Mostly cloudy, with a low around 51. Chance of precipitation is 30%.
Thursday
 
 A chance of showers, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 71.
Thursday Night
 
 Showers likely and possibly a thunderstorm before midnight, then a chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 54.
Friday
 
 A slight chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 80.
Friday Night
 
 A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 60.
Saturday
 
 A chance of showers and thunderstorms. Mostly sunny, with a high near 88.
Saturday Night
 
 A chance of showers and thunderstorms. Partly cloudy, with a low around 57.
Sunday
 
 A chance of showers and thunderstorms. Mostly sunny, with a high near 78.

 

Forecast from NOAA-NWS for Blackhawk SD.