FPUS63 KFSD 201659 SFTSD SDZ001>074-202200- Tabular State Forecast for South Dakota National Weather Service Sioux Falls SD 1159 AM CDT Mon Apr 20 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 Tue Wed Thu Fri Sat Sun Apr 20 Apr 21 Apr 22 Apr 23 Apr 24 Apr 25 Apr 26 ...WESTERN SOUTH DAKOTA... Buffalo Sunny Sunny Ptcldy Shwrs Windy Ptcldy Ptcldy /78 41/82 48/87 41/52 29/42 23/44 23/48 /00 00/00 00/10 30/80 80/20 20/10 10/20 Custer Sunny Sunny Ptcldy Snoshwr Ptcldy Ptcldy Ptcldy /73 45/78 52/79 39/49 26/41 21/42 23/42 /00 00/00 00/20 40/70 70/40 40/30 30/40 Faith Sunny Sunny Ptcldy Shwrs Ptcldy Ptcldy Ptcldy /77 41/80 48/88 47/57 31/48 26/48 25/50 /00 00/00 00/20 40/60 60/20 20/10 10/20 Philip Sunny Sunny Ptcldy Windy Ptcldy Ptcldy Ptcldy /81 41/87 47/94 48/64 32/52 27/53 27/53 /00 00/00 00/20 60/40 40/10 20/20 20/30 Pine Ridge Sunny Sunny Ptcldy Shwrs Ptcldy Ptcldy Snoshwr /82 40/87 53/90 44/62 29/54 24/52 25/51 /00 00/00 00/30 50/50 50/30 30/40 40/50 Rapid City Sunny Sunny Ptcldy Shwrs Ptcldy Ptcldy Ptcldy /80 45/86 50/91 46/59 31/51 26/51 27/51 /00 00/00 00/20 40/60 60/30 30/20 30/30 ...CENTRAL SOUTH DAKOTA... Chamberlain Sunny Sunny Sunny Ptcldy Ptcldy Ptcldy Ptcldy /80 42/82 53/92 56/72 37/57 31/54 30/55 /00 00/00 00/10 60/60 10/10 10/20 10/20 Mobridge Sunny Sunny Ptcldy Shwrs Ptcldy Ptcldy Ptcldy /74 40/77 49/89 51/64 34/49 27/48 26/50 /00 00/00 00/10 60/50 50/10 10/10 10/20 Pierre Sunny Sunny Ptcldy Shwrs Ptcldy Ptcldy Ptcldy /78 41/80 51/93 52/66 36/54 31/53 29/54 /00 00/00 00/20 60/50 30/10 10/10 10/20 Winner Sunny Sunny Sunny Windy Ptcldy Ptcldy Ptcldy /83 44/85 56/93 55/71 36/56 31/54 30/55 /00 00/00 00/10 50/40 10/10 20/20 20/30 ...EASTERN SOUTH DAKOTA... Aberdeen Ptcldy Sunny Ptcldy Shwrs Ptcldy Ptcldy Ptcldy /72 38/77 49/89 58/73 36/53 29/51 27/53 /00 00/00 00/10 60/60 30/10 10/10 10/20 Huron Sunny Sunny Sunny Shwrs Ptcldy Ptcldy Ptcldy /76 39/80 52/91 59/76 37/57 31/55 29/57 /00 00/00 00/10 60/60 20/10 10/10 10/20 Mitchell Sunny Sunny Sunny Shwrs Ptcldy Ptcldy Ptcldy /78 39/82 53/91 59/77 39/59 33/56 30/58 /00 00/00 00/00 60/60 10/00 10/20 10/20 Sioux Falls Sunny Sunny Sunny Ptcldy Ptcldy Ptcldy Ptcldy /73 42/81 52/88 60/79 39/60 35/55 33/58 /00 00/00 00/00 40/40 40/00 10/10 10/30 Sisseton Ptcldy Sunny Sunny Shwrs Ptcldy Ptcldy Ptcldy /67 41/71 48/8660/76 38/52 31/49 29/51 /00 00/00 00/00 50/50 30/10 10/10 10/10 Watertown Sunny Sunny Sunny Ptcldy Ptcldy Ptcldy Ptcldy /67 39/72 50/84 57/73 35/52 29/49 27/51 /00 00/00 00/00 40/40 30/10 10/10 10/20 Yankton Sunny Sunny Sunny Ptcldy Ptcldy Ptcldy Ptcldy /77 44/84 54/88 60/80 40/62 36/56 34/58 /00 00/00 00/00 40/40 20/10 10/20 10/30 $$