National Weather Service United States Department of Commerce

Missouri Basin, Pleasant Hill

River Forecast Center

Missouri River Basin Latest Conditions - Siouxs

Weather.gov > Missouri Basin, Pleasant Hill > Missouri River Basin Latest Conditions - Siouxs

Siouxs - Latest Conditions

Created: 07/21/2026 12:08
LID Agency ID Station Name Date/Time Stage (ft) Flow (cfs) Longterm Mean Flow (cfs) Peak Flow (cfs) Peak Stage (ft)
CHCS2 06439000 Cherry Cr Nr Plainview, SD 07/21/2026 11:15 3.04 0 --- 17,500 22.63
FLOS2 06479215 Big Sioux R Nr Florence, SD 07/21/2026 11:00 2.44 1 --- 2,480 9.70
--- 06479430 Still Lk Outflow Nr Florence, SD 09/30/2001 23:00 --- 1 --- 408 ---
WTRS2 06479438 Big Sioux R Nr Watertown, SD 07/21/2026 11:00 4.44 32 --- 8,000 12.33
--- 06479449 Lk Kampeska @ Water Plant @ Watertown, SD 07/21/2026 11:15 18.25 --- --- --- 23.71
--- 06479450 Lk Kampeska Inlet/outlet Nr Watertown, SD 09/22/2000 23:00 --- 30 --- 5,890 ---
--- 06479452 Big Sioux R @ Lk Kampeska Nr Watertown, SD 07/21/2026 11:15 18.54 --- --- --- 22.40
--- 06479490 Mud Cr Nr Rauville, SD 07/21/2026 11:00 7.62 --- --- 1,910 10.70
--- 06479498 S Br Trib Mud Cr Nr Rauville, SD 07/21/2026 11:00 1.81 --- --- 464 5.75
WBSS2 06479500 Big Sioux R @ Watertown, SD 07/21/2026 11:15 4.90 68 --- 5,800 11.18
--- 06479512 Big Sioux R @ Broadway @ Watertown, SD 07/21/2026 11:00 6.40 --- --- 2,020 13.67
--- 06479515 Willow Cr Nr Watertown, SD 07/21/2026 11:00 6.27 --- --- 3,650 13.55
--- 06479520 Big Sioux R Blw Watertown, SD 07/21/2026 11:45 5.21 21 --- 6,700 13.13
CSWS2 06479525 Big Sioux R Nr Castlewood, SD 07/21/2026 11:45 5.70 134 --- 4,300 13.19
BRCS2 06479770 Big Sioux R Nr Bruce, SD 07/21/2026 11:45 4.51 304 --- 4,530 12.16
--- 06479928 Battle Cr Nr Nunda SD 09/30/1997 23:00 --- 0 --- 3,400 ---
BRKS2 06480000 Big Sioux R Nr Brookings, SD 07/21/2026 11:45 3.80 433 --- 33,900 14.77
--- 06480400 Spring Cr Nr Flandreau, SD 09/30/1993 23:45 --- 14 --- 7,900 ---
--- 06480650 Flandreau Cr Abv Flandreau, SD 07/21/2026 11:45 4.18 17 --- 6,960 14.00
DERS2 06481000 Big Sioux R Nr Dell Rapids, SD 07/21/2026 11:30 4.57 548 --- 41,300 16.70
--- 06481400 Big Sioux R Blw Diversion @ Sioux Falls, SD 07/21/2026 11:30 3.91 --- --- 2,000 9.75
--- 06481480 Skunk Cr Nr Chester, SD 07/21/2026 11:00 0.66 0 --- 1,890 7.45
--- 06481493 Skunk Cr Nr Hartford, SD 07/21/2026 11:15 3.50 --- --- 5,680 15.08
--- 06481497 Willow Cr Nr Crooks, SD 07/21/2026 11:15 3.77 --- --- 1,700 12.65
SIFS2 06481500 Skunk Cr @ Sioux Falls, SD 07/21/2026 11:30 2.34 6 --- 29,400 18.23
WAVS2 06482000 Big Sioux R @ Sioux Falls, SD 07/21/2026 11:00 1.74 153 --- 16,200 16.90
--- 06482010 Silver Cr @ Sioux Falls, SD 07/21/2026 11:15 1.31 --- --- --- 9.63
SXFS2 06482020 Big Sioux R @ N Cliff Ave @ Sioux Falls, SD 07/21/2026 11:30 6.37 539 --- 40,700 26.08
COSS2 06482610 Split Rock Cr @ Corson, SD 07/21/2026 11:45 1.79 12 --- 20,100 19.01
RAPI4 06483290 Rock R Blw Tom Cr @ Rock Rapids, IA 07/21/2026 11:15 6.78 40 --- 44,000 28.65
--- 06483495 Burr Oak Cr Nr Perkins, IA 07/21/2026 11:15 10.36 --- --- 6,400 23.06
RKVI4 06483500 Rock R Nr Rock Valley, IA 07/21/2026 12:00 4.86 240 --- 157,000 27.70
HWDI4 06483950 Big Sioux R Nr Hawarden, IA 07/21/2026 11:30 12.53 1,010 --- 164,000 39.92
AKRI4 06485500 Big Sioux R @ Akron, IA 07/21/2026 11:00 6.33 1,210 --- 175,000 27.35
--- 06485696 Brule Cr Nr Elk Point SD 09/30/1994 23:45 --- 10 --- 6,290 ---
--- 06485910 Big Sioux R Nr Jefferson, SD 07/21/2026 11:30 10.20 1,230 --- 132,000 44.50
SXCI4 06485950 Big Sioux R @ Sioux City, IA 07/21/2026 11:30 10.63 Backwater --- 97,200 44.90
--- 06599900 Perry Cr Nr Millnerville, IA 07/21/2026 11:45 1.11 3 --- 4,690 14.54
--- 06599950 Perry Cr Nr Hinton, IA 07/21/2026 11:15 15.42 72 --- 6,410 32.68
SIOI4 06600000 Perry Cr @ 38th St @ Sioux City, IA 07/21/2026 11:00 6.68 24 --- 9,600 28.54
--- 06600030 Lil Floyd R Nr Sanborn, IA 07/21/2026 11:15 82.87 --- --- 2,440 90.56
ALTI4 06600100 Floyd R @ Alton, IA 07/21/2026 11:00 5.53 28 --- 45,500 26.81
STUI4 06600300 W Br Floyd R Nr Struble, IA 03/29/1995 23:25 --- 159 --- 8,920 18.47
JMEI4 06600500 Floyd R @ James, IA 07/21/2026 11:00 8.80 280 --- 71,500 32.39
HOKI4 06602020 W Frk Ditch @ Hornick, IA 04/06/2024 00:30 6.69 79 --- 12,400 26.52
--- 06602190 Elliott Cr @ Lawton, IA 07/21/2026 11:15 72.44 --- --- 3,150 86.14
TRNI4 06602400 Monona-harrison Ditch Nr Turin, IA 07/21/2026 11:00 4.95 112 --- 21,000 26.12
--- 06604000 Spirit Lk Nr Orleans, IA 07/21/2026 11:15 14.42 --- --- --- 18.79
--- 06604110 E Okoboji Lk @ Spirit Lake, IA 04/03/2024 14:00 Discontinued --- --- --- 13.44
--- 06604200 W Okoboji Lk @ Lakeside Lab Nr Milford, IA 07/21/2026 11:45 4.31 --- --- --- 8.66
LSSI4 06604440 Lil Sioux R @ 300th St Nr Spencer, IA 10/02/2017 10:15 5.00 135 --- 6,020 14.45
SPOI4 06605000 Ocheyedan R Nr Spencer, IA 07/21/2026 11:45 2.26 59 --- 26,000 17.20
--- 06605750 Willow Cr Nr Cornell, IA 07/21/2026 11:15 82.04 --- --- 6,790 94.30
LNNI4 06605850 Lil Sioux R @ Linn Grove, IA 07/21/2026 11:00 5.84 300 --- 54,500 29.98
CRRI4 06606600 Lil Sioux R @ Correctionville, IA 07/21/2026 11:00 5.37 578 --- 63,000 30.92
MAPI4 06607200 Maple R @ Mapleton, IA 07/21/2026 11:00 4.65 144 --- 26,900 24.70
TURI4 06607500 Lil Sioux R Nr Turin, IA 07/21/2026 11:00 7.79 861 --- 58,400 29.57