FPUS63 KFSD 201010 SFTSD SDZ001>074-202200- Tabular State Forecast for South Dakota National Weather Service Sioux Falls SD 510 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 Rain Windy Ptcldy Ptcldy /78 41/83 50/86 41/51 28/44 25/45 24/50 /00 00/00 00/20 30/70 70/20 20/20 10/10 Custer Sunny Sunny Ptcldy Rnsnow Ptcldy Ptcldy Ptcldy /73 42/78 48/78 38/49 25/43 22/44 23/44 /00 00/00 00/20 40/60 60/30 30/30 30/30 Faith Sunny Sunny Ptcldy Rain Windy Ptcldy Ptcldy /77 41/82 50/87 46/57 30/48 27/48 26/51 /00 00/00 00/20 40/60 60/20 20/20 20/20 Philip Sunny Sunny Ptcldy Rain Ptcldy Ptcldy Ptcldy /81 41/88 48/92 48/64 31/54 27/53 26/55 /00 00/00 00/20 60/50 50/10 20/20 20/20 Pine Ridge Sunny Sunny Ptcldy Ptcldy Ptcldy Ptcldy Ptcldy /82 38/88 53/88 45/63 28/54 26/51 26/52 /00 00/00 00/20 60/40 40/20 30/40 30/40 Rapid City Sunny Sunny Ptcldy Rain Ptcldy Ptcldy Ptcldy /80 41/87 47/89 46/59 31/51 27/51 27/53 /00 00/00 00/20 40/60 50/20 20/20 20/30 ...CENTRAL SOUTH DAKOTA... Chamberlain Sunny Sunny Ptcldy Shwrs Windy Ptcldy Ptcldy /80 42/82 54/90 54/72 36/56 31/54 31/56 /00 00/00 00/10 60/60 20/10 10/10 20/20 Mobridge Ptcldy Sunny Ptcldy Shwrs Windy Ptcldy Ptcldy /73 39/76 49/86 51/63 32/50 28/49 28/53 /00 00/00 00/20 70/70 60/20 10/20 20/20 Pierre Sunny Sunny Ptcldy Shwrs Windy Ptcldy Ptcldy /78 41/81 51/90 52/66 35/54 30/53 30/56 /00 00/00 00/20 70/60 40/10 10/10 10/20 Winner Sunny Sunny Ptcldy Sunny Windy Mocldy Ptcldy /83 43/85 57/92 54/71 35/56 31/53 31/55 /00 00/00 00/20 60/30 20/10 10/20 20/30 ...EASTERN SOUTH DAKOTA... Aberdeen Sunny Sunny Ptcldy Shwrs Ptcldy Ptcldy Ptcldy /72 38/77 49/89 57/72 35/53 29/51 28/54 /00 00/00 00/10 60/60 40/10 10/10 10/20 Huron Sunny Sunny Ptcldy Shwrs Ptcldy Ptcldy Ptcldy /75 39/81 53/90 58/75 36/57 31/56 30/58 /00 00/00 00/10 60/60 30/10 10/10 10/20 Mitchell Sunny Sunny Sunny Shwrs Ptcldy Ptcldy Ptcldy /76 39/83 53/90 59/76 37/58 32/56 31/58 /00 00/00 00/10 60/60 20/10 10/10 10/20 Sioux Falls Sunny Sunny Ptcldy Ptcldy Ptcldy Ptcldy Ptcldy /73 42/81 53/87 60/79 39/59 34/57 34/58 /00 00/00 00/00 40/40 40/10 10/10 10/20 Sisseton Sunny Sunny Ptcldy Shwrs Windy Ptcldy Ptcldy /67 39/70 49/86 59/74 37/52 32/50 31/53 /00 00/00 00/00 50/50 40/10 10/10 10/10 Watertown Sunny Sunny Sunny Ptcldy Ptcldy Ptcldy Ptcldy /67 39/72 50/85 57/72 34/51 29/50 29/52 /00 00/00 00/00 40/40 40/10 10/10 10/20 Yankton Sunny Sunny Sunny Ptcldy Ptcldy Ptcldy Ptcldy /76 44/84 54/87 61/79 39/60 36/57 35/58 /00 00/00 00/00 40/40 20/00 00/10 20/30 $$