National Weather Service Forecast for: Pierre SD
Issued by: National Weather Service Aberdeen, SD
Updated: 2:36 am CDT Aug 20, 2026
 
Overnight

Overnight: Mostly clear, with a steady temperature around 71. South southwest wind around 9 mph.
Mostly Clear

 Thursday

Thursday: Patchy smoke after 4pm. Sunny, with a high near 89. South southwest wind 6 to 10 mph becoming north in the afternoon. Winds could gust as high as 20 mph.
Sunny then
Patchy Smoke
 Thursday
Night
Thursday Night: Patchy smoke between 7pm and 8pm. Mostly clear, with a low around 60. North wind around 6 mph becoming light and variable after midnight.
Patchy Smoke
then Mostly
Clear
 Friday

Friday: Sunny, with a high near 87. East wind 6 to 11 mph, with gusts as high as 20 mph.
Sunny

 Friday
Night
Friday Night: Mostly clear, with a low around 60. East northeast wind 5 to 9 mph.
Mostly Clear

 Saturday

Saturday: Sunny, with a high near 82. East wind 5 to 10 mph.
Sunny

 Saturday
Night
Saturday Night: A chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 61. East wind 10 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.
Partly Cloudy
then Chance
Showers
 Sunday

Sunday: A chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 84. Breezy, with a southeast wind 16 to 22 mph, with gusts as high as 32 mph. Chance of precipitation is 40%.
Chance
Showers and
Breezy
 Sunday
Night
Sunday Night: A chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 63. Breezy, with a southeast wind 15 to 21 mph, with gusts as high as 31 mph. Chance of precipitation is 50%.
Chance
T-storms and
Breezy
Lo 71 °F Hi 89 °F Lo 60 °F Hi 87 °F Lo 60 °F Hi 82 °F Lo 61 °F Hi 84 °F Lo 63 °F

 

Overnight
 
 Mostly clear, with a steady temperature around 71. South southwest wind around 9 mph.
Thursday
 
 Patchy smoke after 4pm. Sunny, with a high near 89. South southwest wind 6 to 10 mph becoming north in the afternoon. Winds could gust as high as 20 mph.
Thursday Night
 
 Patchy smoke between 7pm and 8pm. Mostly clear, with a low around 60. North wind around 6 mph becoming light and variable after midnight.
Friday
 
 Sunny, with a high near 87. East wind 6 to 11 mph, with gusts as high as 20 mph.
Friday Night
 
 Mostly clear, with a low around 60. East northeast wind 5 to 9 mph.
Saturday
 
 Sunny, with a high near 82. East wind 5 to 10 mph.
Saturday Night
 
 A chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 61. East wind 10 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.
Sunday
 
 A chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 84. Breezy, with a southeast wind 16 to 22 mph, with gusts as high as 32 mph. Chance of precipitation is 40%.
Sunday Night
 
 A chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 63. Breezy, with a southeast wind 15 to 21 mph, with gusts as high as 31 mph. Chance of precipitation is 50%.
Monday
 
 Mostly sunny, with a high near 87.
Monday Night
 
 Partly cloudy, with a low around 63.
Tuesday
 
 A slight chance of showers. Mostly sunny, with a high near 85. Chance of precipitation is 20%.
Tuesday Night
 
 Partly cloudy, with a low around 60.
Wednesday
 
 Mostly sunny, with a high near 84.

 

Forecast from NOAA-NWS for Pierre SD.