River Forecast
Issued by NWS
Issued by NWS
305 FGUS53 KKRF 011331 RVFSIO RIVER FORECAST NWS MISSOURI BASIN RIVER FORECAST CENTER PLEASANT HILL MO 1330Z FRI AUG 1 2025 : : THIS PRODUCT HAS PRELIMINARY DATA AND SUBJECT TO REVISION. : REFER TO YOUR LOCAL WFO FOR THE LATEST OFFICIAL RIVER FORECAST. : FORECAST GROUP IS SIOUXS : ==> This forecast includes obsd precip & 24 hours of QPF RIVER/STATION FS TDY F O R E C A S T FLOYD RIVER LE MARS NO.2 IA 20.0 17.0 CONTINUE TO FALL..LAST FCST LITTLE SIOUX RIVER SPENCER NO.2 IA 10.0 8.8 CONTINUE TO FALL..LAST FCST BIG SIOUX RIVER CASTLEWOOD 1 NW SD 9.0 8.9 CONTINUE TO FALL..LAST FCST :________________________________________________________________ :LE MARS NO.2, IA - FLOYD RIVER HSA - FSD :MINOR FLOOD STAGE 20.0 FT FCST ISSUANCE STAGE 18.0 FT :MODERATE FLOOD STAGE 21.0 FT MAJOR FLOOD STAGE 26.0 FT :LATEST RIVER STAGE 17.0 FT AT 1215Z ON AUG 01 :obs Stage / 18Z / 00Z / 06Z / 12Z : 0731 / 20.0 / 19.9 / 18.8 / 17.0 .ER LMRI4 20250801 Z DC202508011330/DH18/HGIFFZZ/DIH6 :Stage Fcst / 12Z / 18Z / 00Z / 06Z .E1 : 0801 : / 16.7 / 16.1 / 15.5 .E2 : 0802 : / 15.0 / 14.5 / 13.9 / 13.6 .E3 : 0803 : / 13.3 / 13.1 / 12.9 / 12.8 .E4 : 0804 : / 12.7 / 12.7 / 12.6 / 12.5 .E5 : 0805 : / 12.5 / 12.5 / 12.4 / 12.4 .E6 : 0806 : / 12.4 :Local observed 6-hr basin-averaged precip(inches) (PAST 24 hrs): : / 18Z / 00Z / 06Z / 12Z : 0731 / 0.00 / 0.00 / 0.00 / 0.00 : :Local observed 24-hr basin-averaged precip total : QPE Total Ending Aug 1 at 12Z is 0.00 inches : :Local forecast 6-hr basin-averaged precip(inches) (NEXT 24 hrs): : / 12Z / 18Z / 00Z / 06Z : 0801 / 0.00 / 0.00 / 0.00 : 0802 / 0.00 : :Local forecast 24-hr basin-averaged precip total : QPF Total Ending Aug 02 0.00 inches :________________________________________________________________ :SPENCER NO.2, IA - LITTLE SIOUX RIVER HSA - FSD :MINOR FLOOD STAGE 10.0 FT FCST ISSUANCE STAGE 9.0 FT :MODERATE FLOOD STAGE 14.0 FT MAJOR FLOOD STAGE 16.0 FT :LATEST RIVER STAGE 8.8 FT AT 1215Z ON AUG 01 :obs Stage / 18Z / 00Z / 06Z / 12Z : 0731 / 9.1 / 9.1 / 8.9 / 8.8 .ER SPWI4 20250801 Z DC202508011330/DH18/HGIFFZZ/DIH6 :Stage Fcst / 12Z / 18Z / 00Z / 06Z .E1 : 0801 : / 8.6 / 8.4 / 8.3 .E2 : 0802 : / 8.2 / 8.1 / 8.0 / 7.9 .E3 : 0803 : / 7.8 / 7.7 / 7.6 / 7.5 .E4 : 0804 : / 7.4 / 7.3 / 7.2 / 7.2 .E5 : 0805 : / 7.1 / 7.0 / 7.0 / 6.9 .E6 : 0806 : / 6.8 :Local observed 6-hr basin-averaged precip(inches) (PAST 24 hrs): : / 18Z / 00Z / 06Z / 12Z : 0731 / 0.00 / 0.00 / 0.00 / 0.00 : :Local observed 24-hr basin-averaged precip total : QPE Total Ending Aug 1 at 12Z is 0.00 inches : :Local forecast 6-hr basin-averaged precip(inches) (NEXT 24 hrs): : / 12Z / 18Z / 00Z / 06Z : 0801 / 0.00 / 0.00 / 0.00 : 0802 / 0.00 : :Local forecast 24-hr basin-averaged precip total : QPF Total Ending Aug 02 0.00 inches :________________________________________________________________ :CASTLEWOOD 1 NW, SD - BIG SIOUX RIVER HSA - ABR :MINOR FLOOD STAGE 9.0 FT FCST ISSUANCE STAGE 8.0 FT :MODERATE FLOOD STAGE 11.0 FT MAJOR FLOOD STAGE 16.0 FT :LATEST RIVER STAGE 8.9 FT AT 1245Z ON AUG 01 :obs Stage / 18Z / 00Z / 06Z / 12Z : 0731 / 9.7 / 9.4 / 9.2 / 9.0 .ER CSWS2 20250801 Z DC202508011330/DH18/HGIFFZZ/DIH6 :Stage Fcst / 12Z / 18Z / 00Z / 06Z .E1 : 0801 : / 8.9 / 8.7 / 8.7 .E2 : 0802 : / 8.6 / 8.5 / 8.5 / 8.4 .E3 : 0803 : / 8.3 / 8.3 / 8.3 / 8.3 .E4 : 0804 : / 8.2 / 8.2 / 8.2 / 8.2 .E5 : 0805 : / 8.2 / 8.2 / 8.2 / 8.1 .E6 : 0806 : / 8.1 :Local observed 6-hr basin-averaged precip(inches) (PAST 24 hrs): : / 18Z / 00Z / 06Z / 12Z : 0731 / 0.00 / 0.00 / 0.00 / 0.00 : :Local observed 24-hr basin-averaged precip total : QPE Total Ending Aug 1 at 12Z is 0.00 inches : :Local forecast 6-hr basin-averaged precip(inches) (NEXT 24 hrs): : / 12Z / 18Z / 00Z / 06Z : 0801 / 0.00 / 0.00 / 0.00 : 0802 / 0.00 : :Local forecast 24-hr basin-averaged precip total : QPF Total Ending Aug 02 0.00 inches :**************************************************************** :COMMENT : : :HSA - Hydrologic Service Area :WFO - Weather Forecast Office :FSD - NWS WFO Sioux Falls, South Dakota :DMX - NWS WFO Des Moines, Iowa :OAX - NWS WFO Omaha, Nebraska :ABR - NWS WFO Aberdeen, South Dakota :OBS - Observed :EST - Estimated :M - Missing :Stage Fcst - River Stage forecast including future precipitation :Flow Fcst - River Flow forecast including future precipitation :Precip - Precipitation :QPE - Observed radar estimated precipitation :QPF - Forecasted mean areal precipitation for local basin : : $$ :MBRFC ecd :...END of MESSAGE...