National Weather Service Forecast for: Fort Pierre SD
Issued by: National Weather Service Aberdeen, SD
Updated: 9:46 pm CDT Jun 22, 2025
 
Tonight

Tonight: A chance of showers and thunderstorms, mainly before 3am. Mostly cloudy, with a low around 54. West northwest wind 8 to 11 mph, with gusts as high as 28 mph. Chance of precipitation is 40%.
Chance
T-storms

 Monday

Monday: Sunny, with a high near 78. Northwest wind 11 to 15 mph, with gusts as high as 24 mph.
Sunny

 Monday
Night
Monday Night: Mostly clear, with a low around 55. North wind 6 to 8 mph becoming east after midnight.
Mostly Clear

 Tuesday

Tuesday: A slight chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 78. East southeast wind 7 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Partly Sunny
then Slight
Chance
T-storms
 Tuesday
Night
Tuesday Night: Showers and thunderstorms. Low around 61. East wind 8 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
T-storms

 Wednesday

Wednesday: A chance of showers and thunderstorms. Mostly cloudy, with a high near 80. East northeast wind 7 to 10 mph. Chance of precipitation is 40%.
Chance
T-storms

 Wednesday
Night
Wednesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 61. Northeast wind 5 to 9 mph becoming light north northeast after midnight. Chance of precipitation is 40%.
Chance
T-storms

 Thursday

Thursday: Mostly sunny, with a high near 84. North wind 5 to 9 mph becoming east in the afternoon.
Mostly Sunny

 Thursday
Night
Thursday Night: Mostly clear, with a low around 62. Southeast wind 7 to 9 mph.
Mostly Clear
Lo 54 °F Hi 78 °F Lo 55 °F Hi 78 °F Lo 61 °F Hi 80 °F Lo 61 °F Hi 84 °F Lo 62 °F

Hazardous Weather Outlook
 

Tonight
 
 A chance of showers and thunderstorms, mainly before 3am. Mostly cloudy, with a low around 54. West northwest wind 8 to 11 mph, with gusts as high as 28 mph. Chance of precipitation is 40%.
Monday
 
 Sunny, with a high near 78. Northwest wind 11 to 15 mph, with gusts as high as 24 mph.
Monday Night
 
 Mostly clear, with a low around 55. North wind 6 to 8 mph becoming east after midnight.
Tuesday
 
 A slight chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 78. East southeast wind 7 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Tuesday Night
 
 Showers and thunderstorms. Low around 61. East wind 8 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
 
 A chance of showers and thunderstorms. Mostly cloudy, with a high near 80. East northeast wind 7 to 10 mph. Chance of precipitation is 40%.
Wednesday Night
 
 A chance of showers and thunderstorms. Mostly cloudy, with a low around 61. Northeast wind 5 to 9 mph becoming light north northeast after midnight. Chance of precipitation is 40%.
Thursday
 
 Mostly sunny, with a high near 84. North wind 5 to 9 mph becoming east in the afternoon.
Thursday Night
 
 Mostly clear, with a low around 62. Southeast wind 7 to 9 mph.
Friday
 
 Sunny and hot, with a high near 93.
Friday Night
 
 A slight chance of showers and thunderstorms. Partly cloudy, with a low around 66. Chance of precipitation is 20%.
Saturday
 
 Sunny and hot, with a high near 92.
Saturday Night
 
 A chance of showers and thunderstorms. Mostly cloudy, with a low around 63. Chance of precipitation is 40%.
Sunday
 
 Mostly sunny, with a high near 87.

 

Forecast from NOAA-NWS for Fort Pierre SD.