458 SRUS43 KKRF 080020 RVMKRF NWS MISSOURI BASIN RIVER FORECAST CENTER PLEASANT HILL MO Wed Jul 08 00:19:14 UTC 2026 : MIDDAKS - USACE - Hourly Data from USACE CWMS API : Base URL: https://cwms-data.usace.army.mil/cwms-data .AR KEYW4 20260707 Z DH210000/QIIRZ 0.000 :USACE KEYO .AR KEYW4 20260707 Z DH220000/QIIRZ -0.345 :USACE KEYO .AR KEYW4 20260707 Z DH230000/QIIRZ 0.000 :USACE KEYO :******************************************************************************* : Agency/SHEF Parameter Cross Reference : : Agency Parameter SHEF Parameter :----------------------------------------------------- :-Powerhouse.Flow.Inst.1Hour.0.Best-MRBWM QG :-Spillway.Flow.Inst.1Hour.0.Best-MRBWM QS :-Tailwater.Elev.Inst.1Hour.0.Best-MRBWM HT : .Elev.Inst.1Hour.0.Best-MRBWM HP : .Elev.Inst.1Hour.0.Best-NWO HP : .Flow-In.Ave.1Hour.1Day.Raw-A2W QI : .Flow-In.Inst.1Hour.0.Best-NWO QI : .Flow-Out.Inst.1Hour.0.Best-MRBWM QT : .Flow-Out.Inst.1Hour.0.Best-NWO QT : .Flow.Inst.1Hour.0.Best-NWDM QR : .Precip.Inst.1Hour.0.Best-MRBWM PP : .Precip.Inst.1Hour.0.Best-NWDM PP : .Stage.Inst.1Hour.0.Best-NWDM HG : .Temp-Air.Inst.1Hour.0.Best-MRBWM TA :.Temp-Water.Inst.1Hour.0.Best-MRBWM TW :END OF MESSAGE $$  459 SRUS43 KKRF 080020 RVMKRF NWS MISSOURI BASIN RIVER FORECAST CENTER PLEASANT HILL MO Wed Jul 08 00:19:14 UTC 2026 : UPRDAKS - USACE - Hourly Data from USACE CWMS API : Base URL: https://cwms-data.usace.army.mil/cwms-data .AR GARN8 20260707 Z DH220000/TAIRZ 58.80 :USACE GARR .AR GARN8 20260707 Z DH230000/TAIRZ 60.00 :USACE GARR :******************************************************************************* : Agency/SHEF Parameter Cross Reference : : Agency Parameter SHEF Parameter :----------------------------------------------------- :-Powerhouse.Flow.Inst.1Hour.0.Best-MRBWM QG :-Spillway.Flow.Inst.1Hour.0.Best-MRBWM QS :-Tailwater.Elev.Inst.1Hour.0.Best-MRBWM HT : .Elev.Inst.1Hour.0.Best-MRBWM HP : .Elev.Inst.1Hour.0.Best-NWO HP : .Flow-In.Ave.1Hour.1Day.Raw-A2W QI : .Flow-In.Inst.1Hour.0.Best-NWO QI : .Flow-Out.Inst.1Hour.0.Best-MRBWM QT : .Flow-Out.Inst.1Hour.0.Best-NWO QT : .Flow.Inst.1Hour.0.Best-NWDM QR : .Precip.Inst.1Hour.0.Best-MRBWM PP : .Precip.Inst.1Hour.0.Best-NWDM PP : .Stage.Inst.1Hour.0.Best-NWDM HG : .Temp-Air.Inst.1Hour.0.Best-MRBWM TA :.Temp-Water.Inst.1Hour.0.Best-MRBWM TW :END OF MESSAGE $$  460 SRUS43 KKRF 080020 RVMKRF NWS MISSOURI BASIN RIVER FORECAST CENTER PLEASANT HILL MO Wed Jul 08 00:19:14 UTC 2026 : LWRDAKS - USACE - Hourly Data from USACE CWMS API : Base URL: https://cwms-data.usace.army.mil/cwms-data .AR GPDN1 20260707 Z DH220000/HTIRX 1153.7 :USACE GAPT .AR GPDN1 20260707 Z DH230000/HTIRX 1153.7 :USACE GAPT :******************************************************************************* : Agency/SHEF Parameter Cross Reference : : Agency Parameter SHEF Parameter :----------------------------------------------------- :-Powerhouse.Flow.Inst.1Hour.0.Best-MRBWM QG :-Spillway.Flow.Inst.1Hour.0.Best-MRBWM QS :-Tailwater.Elev.Inst.1Hour.0.Best-MRBWM HT : .Elev.Inst.1Hour.0.Best-MRBWM HP : .Elev.Inst.1Hour.0.Best-NWO HP : .Flow-In.Ave.1Hour.1Day.Raw-A2W QI : .Flow-In.Inst.1Hour.0.Best-NWO QI : .Flow-Out.Inst.1Hour.0.Best-MRBWM QT : .Flow-Out.Inst.1Hour.0.Best-NWO QT : .Flow.Inst.1Hour.0.Best-NWDM QR : .Precip.Inst.1Hour.0.Best-MRBWM PP : .Precip.Inst.1Hour.0.Best-NWDM PP : .Stage.Inst.1Hour.0.Best-NWDM HG : .Temp-Air.Inst.1Hour.0.Best-MRBWM TA :.Temp-Water.Inst.1Hour.0.Best-MRBWM TW :END OF MESSAGE $$  461 SRUS43 KKRF 080020 RVMKRF NWS MISSOURI BASIN RIVER FORECAST CENTER PLEASANT HILL MO Wed Jul 08 00:19:14 UTC 2026 : SIOUXS - USACE - Hourly Data from USACE CWMS API : Base URL: https://cwms-data.usace.army.mil/cwms-data .AR ALTI4 20260707 Z DH230000/HGIRX 6.91 :USACE ANIA :******************************************************************************* : Agency/SHEF Parameter Cross Reference : : Agency Parameter SHEF Parameter :----------------------------------------------------- :-Powerhouse.Flow.Inst.1Hour.0.Best-MRBWM QG :-Spillway.Flow.Inst.1Hour.0.Best-MRBWM QS :-Tailwater.Elev.Inst.1Hour.0.Best-MRBWM HT : .Elev.Inst.1Hour.0.Best-MRBWM HP : .Elev.Inst.1Hour.0.Best-NWO HP : .Flow-In.Ave.1Hour.1Day.Raw-A2W QI : .Flow-In.Inst.1Hour.0.Best-NWO QI : .Flow-Out.Inst.1Hour.0.Best-MRBWM QT : .Flow-Out.Inst.1Hour.0.Best-NWO QT : .Flow.Inst.1Hour.0.Best-NWDM QR : .Precip.Inst.1Hour.0.Best-MRBWM PP : .Precip.Inst.1Hour.0.Best-NWDM PP : .Stage.Inst.1Hour.0.Best-NWDM HG : .Temp-Air.Inst.1Hour.0.Best-MRBWM TA :.Temp-Water.Inst.1Hour.0.Best-MRBWM TW :END OF MESSAGE $$  464 SRUS43 KKRF 080020 RVMKRF NWS MISSOURI BASIN RIVER FORECAST CENTER PLEASANT HILL MO Wed Jul 08 00:19:14 UTC 2026 : GRAND - USACE - Hourly Data from USACE CWMS API : Base URL: https://cwms-data.usace.army.mil/cwms-data .AR GAZM7 20260707 Z DH230000/HGIRX 5.20 :USACE GLLM :******************************************************************************* : Agency/SHEF Parameter Cross Reference : : Agency Parameter SHEF Parameter :----------------------------------------------------- :-Powerhouse.Flow.Inst.1Hour.0.Best-MRBWM QG :-Spillway.Flow.Inst.1Hour.0.Best-MRBWM QS :-Tailwater.Elev.Inst.1Hour.0.Best-MRBWM HT : .Elev.Inst.1Hour.0.Best-MRBWM HP : .Elev.Inst.1Hour.0.Best-NWO HP : .Flow-In.Ave.1Hour.1Day.Raw-A2W QI : .Flow-In.Inst.1Hour.0.Best-NWO QI : .Flow-Out.Inst.1Hour.0.Best-MRBWM QT : .Flow-Out.Inst.1Hour.0.Best-NWO QT : .Flow.Inst.1Hour.0.Best-NWDM QR : .Precip.Inst.1Hour.0.Best-MRBWM PP : .Precip.Inst.1Hour.0.Best-NWDM PP : .Stage.Inst.1Hour.0.Best-NWDM HG : .Temp-Air.Inst.1Hour.0.Best-MRBWM TA :.Temp-Water.Inst.1Hour.0.Best-MRBWM TW :END OF MESSAGE $$  466 SRUS43 KKRF 080020 RVMKRF NWS MISSOURI BASIN RIVER FORECAST CENTER PLEASANT HILL MO Wed Jul 08 00:19:14 UTC 2026 : ELPLAT - USACE - Hourly Data from USACE CWMS API : Base URL: https://cwms-data.usace.army.mil/cwms-data .AR GRIN1 20260707 Z DH210000/HGIRX 3.26 :USACE GRNE .AR GRIN1 20260707 Z DH220000/HGIRX 3.27 :USACE GRNE .AR GRIN1 20260707 Z DH230000/HGIRX 3.26 :USACE GRNE .AR GRNN1 20260707 Z DH210000/QRIRX 0.197 :USACE GWNE .AR GRNN1 20260707 Z DH220000/QRIRX 0.191 :USACE GWNE .AR GRNN1 20260707 Z DH230000/QRIRX 0.189 :USACE GWNE .AR KEAN1 20260707 Z DH210000/HGIRX 2.46 :USACE KENE .AR KEAN1 20260707 Z DH220000/HGIRX 2.50 :USACE KENE .AR KEAN1 20260707 Z DH230000/HGIRX 2.58 :USACE KENE :******************************************************************************* : Agency/SHEF Parameter Cross Reference : : Agency Parameter SHEF Parameter :----------------------------------------------------- :-Powerhouse.Flow.Inst.1Hour.0.Best-MRBWM QG :-Spillway.Flow.Inst.1Hour.0.Best-MRBWM QS :-Tailwater.Elev.Inst.1Hour.0.Best-MRBWM HT : .Elev.Inst.1Hour.0.Best-MRBWM HP : .Elev.Inst.1Hour.0.Best-NWO HP : .Flow-In.Ave.1Hour.1Day.Raw-A2W QI : .Flow-In.Inst.1Hour.0.Best-NWO QI : .Flow-Out.Inst.1Hour.0.Best-MRBWM QT : .Flow-Out.Inst.1Hour.0.Best-NWO QT : .Flow.Inst.1Hour.0.Best-NWDM QR : .Precip.Inst.1Hour.0.Best-MRBWM PP : .Precip.Inst.1Hour.0.Best-NWDM PP : .Stage.Inst.1Hour.0.Best-NWDM HG : .Temp-Air.Inst.1Hour.0.Best-MRBWM TA :.Temp-Water.Inst.1Hour.0.Best-MRBWM TW :END OF MESSAGE $$  870 SRUS46 KPQR 080030 RVMPQR Hydrologic Statement National Weather Service Portland OR 530 PM PDT Tue Jul 7 2026 WAZ040-7530- 530 PM PDT Tue Jul 7 2026 Current status of reservoirs on the Lewis River, updated 530 PM Tue, Jul 7 2026. RESERVOIR CURRENT POOL ELEV FULL POOL Swift Reservoir 978 1000 FT Yale Lake 479 490 FT Lake Merwin 234 240 FT As of 530 PM PDT, Tue Jul 7, 2026, the remaining aggregate storage for refill at Merwin, Yale, and Swift reservoirs is 39 feet. This product is updated hourly on the NWS Portland webpage at: www.wrh.noaa.gov/total_forecast/getprod.php?wfo=pqr&sid=PQR&pil=RVM or http://go.usa.gov/x97zc Additional hydrologic information can be viewed at: water.weather.gov/ahps2/index.php?wfo=pqr $$