FPUS63 KFSD 211604 SFTSD SDZ001>074-212200- Tabular State Forecast for South Dakota National Weather Service Sioux Falls SD 1103 AM CDT Tue Apr 21 2026 ROWS INCLUDE... Daily predominant daytime weather 6AM-6PM Forecast temperatures...early morning low/daytime high Probability of precipitation nighttime 6PM-6AM/daytime 6AM-6PM - indicates temperatures below zero MM indicates missing data FCST FCST FCST FCST FCST FCST FCST Today Wed Thu Fri Sat Sun Mon Apr 21 Apr 22 Apr 23 Apr 24 Apr 25 Apr 26 Apr 27 ...WESTERN SOUTH DAKOTA... Buffalo Sunny Ptcldy Shwrs Ptcldy Ptcldy Snoshwr Ptcldy /84 49/87 44/54 30/46 25/47 28/46 29/48 /00 00/10 20/60 60/30 30/20 30/50 50/30 Custer Sunny Ptcldy Snoshwr Snoshwr Ptcldy Snoshwr Snoshwr /79 53/78 39/55 26/43 22/45 28/40 26/46 /00 00/20 30/50 50/60 60/40 60/70 70/50 Faith Sunny Ptcldy Ptcldy Ptcldy Ptcldy Snoshwr Ptcldy /81 50/90 50/62 32/50 28/51 32/46 32/49 /00 00/10 30/30 30/20 20/30 40/60 60/30 Philip Sunny Ptcldy Ptcldy Ptcldy Ptcldy Shwrs Ptcldy /88 47/94 49/68 33/54 28/54 32/49 32/51 /00 00/20 50/30 30/20 30/30 50/60 60/30 Pine Ridge Sunny Ptcldy Ptcldy Snoshwr Ptcldy Shwrs Snoshwr /88 52/89 46/67 29/54 26/57 32/48 29/51 /00 00/30 40/40 40/50 50/40 60/80 80/50 Rapid City Sunny Ptcldy Ptcldy Ptcldy Ptcldy Snoshwr Mocldy /86 51/90 47/64 32/51 28/53 31/46 31/50 /00 00/10 30/40 40/40 40/30 50/70 70/40 ...CENTRAL SOUTH DAKOTA... Chamberlain Sunny Sunny Ptcldy Sunny Ptcldy Shwrs Mocldy /83 51/94 56/74 37/58 33/58 37/56 37/53 /00 00/00 70/70 10/10 20/20 30/60 60/40 Mobridge Sunny Ptcldy Ptcldy Ptcldy Ptcldy Snoshwr Ptcldy /78 49/91 50/67 34/52 31/53 33/51 34/51 /00 00/00 60/40 20/20 20/20 30/50 50/40 Pierre Sunny Ptcldy Ptcldy Ptcldy Ptcldy Shwrs Mocldy /82 50/94 51/70 36/55 33/55 37/53 36/53 /00 00/20 70/40 10/10 20/20 40/60 60/40 Winner Sunny Sunny Ptcldy Ptcldy Ptcldy Shwrs Mocldy /85 55/94 55/73 37/57 34/58 37/54 36/52 /00 00/20 70/60 10/10 20/30 40/60 60/40 ...EASTERN SOUTH DAKOTA... Aberdeen Sunny Ptcldy Shwrs Ptcldy Ptcldy Shwrs Mocldy /77 47/92 57/75 37/56 32/55 35/55 37/52 /00 00/00 60/60 20/10 10/10 20/50 50/40 Huron Sunny Sunny Shwrs Sunny Ptcldy Shwrs Shwrs /80 51/95 59/77 38/59 34/59 39/59 39/54 /00 00/00 70/70 10/10 10/20 30/50 50/50 Mitchell Sunny Sunny Shwrs Sunny Ptcldy Shwrs Shwrs /83 53/95 59/78 39/61 35/60 39/59 39/55 /00 00/00 70/70 20/10 20/20 30/50 50/50 Sioux Falls Sunny Sunny Tstrms Sunny Ptcldy Shwrs Shwrs /82 53/91 60/78 40/61 36/60 42/61 43/57 /00 00/00 40/60 60/10 10/20 20/50 60/50 Sisseton Sunny Ptcldy Shwrs Sunny Ptcldy Mocldy Mocldy /73 48/89 60/7539/55 34/55 38/56 39/52 /00 00/00 50/50 50/10 10/10 20/40 40/40 Watertown Sunny Sunny Shwrs Sunny Ptcldy Shwrs Mocldy /75 50/87 57/73 37/54 33/55 36/55 37/50 /00 00/00 50/50 40/10 10/20 20/50 50/40 Yankton Sunny Sunny Tstrms Sunny Mocldy Shwrs Shwrs /85 55/92 61/79 42/63 37/62 42/61 42/57 /00 00/00 50/50 40/00 10/20 30/60 60/50 $$