261  
FGUS53 KKRF 221615  
RVFUMO  
 
RIVER FORECAST  
NWS MISSOURI BASIN RIVER FORECAST CENTER PLEASANT HILL MO  
1614Z WED APR 22 2026  
:  
: THIS PRODUCT HAS PRELIMINARY DATA AND SUBJECT TO REVISION.  
: REFER TO YOUR LOCAL WFO FOR THE LATEST OFFICIAL RIVER FORECAST.  
 
: FORECAST GROUP IS UPRMO-RES  
 
: **********************************************************  
: *** R E S E R V O I R I N F L O W F O R E C A S T ***  
: **********************************************************  
 
: **************************************************************  
: *** THIS FORECAST INCLUDES PROJECTED SNOWMELT DUE TO ***  
: *** FORECASTED 6-HOUR MEAN TEMPERATURES FOR NEXT 15 DAYS. ***  
: **************************************************************  
 
: ==> THIS FORECAST INCLUDES OBSD PRECIP & 72 HOURS OF QPF  
 
:LIMA RESERVOIR, MT - RED ROCK RIVER HSA - TFX  
:LATEST ESTIMATED INFLOW 0.151 KCFS AT 1200Z ON APR 22  
 
:  
.ER LRRM8 20260422 Z DC202604221614/DH18/QIIFFZZ/DIH6  
:FLOW FCST / 12Z / 18Z / 00Z / 06Z  
.E1 : 0422 : / 0.151 / 0.151 / 0.153  
.E2 : 0423 : / 0.155 / 0.158 / 0.161 / 0.164  
.E3 : 0424 : / 0.166 / 0.170 / 0.173 / 0.175  
.E4 : 0425 : / 0.177 / 0.177 / 0.176 / 0.175  
.E5 : 0426 : / 0.173 / 0.173 / 0.173 / 0.174  
.E6 : 0427 : / 0.174 / 0.174 / 0.173 / 0.172  
.E7 : 0428 : / 0.170 / 0.168 / 0.167 / 0.165  
.E8 : 0429 : / 0.164  
 
:  
 
:CLARK CANYON DAM 18 SW, MT - BEAVERHEAD RIVER HSA - TFX  
:LATEST ESTIMATED INFLOW 0.076 KCFS AT 1200Z ON APR 22  
 
:  
.ER CLKM8 20260422 Z DC202604221614/DH18/QIIFFZZ/DIH6  
:FLOW FCST / 12Z / 18Z / 00Z / 06Z  
.E1 : 0422 : / 0.077 / 0.077 / 0.078  
.E2 : 0423 : / 0.078 / 0.078 / 0.076 / 0.074  
.E3 : 0424 : / 0.073 / 0.072 / 0.071 / 0.070  
.E4 : 0425 : / 0.069 / 0.068 / 0.067 / 0.066  
.E5 : 0426 : / 0.065 / 0.064 / 0.062 / 0.061  
.E6 : 0427 : / 0.060 / 0.059 / 0.058 / 0.057  
.E7 : 0428 : / 0.056 / 0.055 / 0.054 / 0.053  
.E8 : 0429 : / 0.052  
 
:  
 
:HEBGEN DAM, MT - MADISON RIVER HSA - TFX  
:LATEST ESTIMATED INFLOW 1.182 KCFS AT 1200Z ON APR 22  
 
:  
.ER HBDM8 20260422 Z DC202604221614/DH18/QIIFFZZ/DIH6  
:FLOW FCST / 12Z / 18Z / 00Z / 06Z  
.E1 : 0422 : / 1.241 / 1.313 / 1.385  
.E2 : 0423 : / 1.453 / 1.507 / 1.535 / 1.546  
.E3 : 0424 : / 1.543 / 1.537 / 1.525 / 1.506  
.E4 : 0425 : / 1.479 / 1.450 / 1.420 / 1.394  
.E5 : 0426 : / 1.366 / 1.340 / 1.314 / 1.293  
.E6 : 0427 : / 1.273 / 1.262 / 1.252 / 1.242  
.E7 : 0428 : / 1.229 / 1.221 / 1.216 / 1.210  
.E8 : 0429 : / 1.203  
 
:  
 
:CANYON FERRY DAM, MT - MISSOURI RIVER HSA - TFX  
:LATEST ESTIMATED INFLOW 4.026 KCFS AT 1200Z ON APR 22  
 
:  
.ER CYNM8 20260422 Z DC202604221614/DH18/QIIFFZZ/DIH6  
:FLOW FCST / 12Z / 18Z / 00Z / 06Z  
.E1 : 0422 : / 4.000 / 3.991 / 4.020  
.E2 : 0423 : / 4.111 / 4.230 / 4.330 / 4.397  
.E3 : 0424 : / 4.454 / 4.512 / 4.564 / 4.601  
.E4 : 0425 : / 4.633 / 4.662 / 4.699 / 4.740  
.E5 : 0426 : / 4.766 / 4.756 / 4.717 / 4.665  
.E6 : 0427 : / 4.613 / 4.554 / 4.490 / 4.427  
.E7 : 0428 : / 4.373 / 4.318 / 4.259 / 4.197  
.E8 : 0429 : / 4.143  
 
:  
 
:GIBSON DAM, MT - SUN RIVER HSA - TFX  
:LATEST ESTIMATED INFLOW 1.746 KCFS AT 1200Z ON APR 22  
 
:  
.ER AGSM8 20260422 Z DC202604221614/DH18/QIIFFZZ/DIH6  
:FLOW FCST / 12Z / 18Z / 00Z / 06Z  
.E1 : 0422 : / 1.849 / 1.965 / 2.134  
.E2 : 0423 : / 2.376 / 2.588 / 2.719 / 2.740  
.E3 : 0424 : / 2.673 / 2.553 / 2.402 / 2.242  
.E4 : 0425 : / 2.086 / 1.938 / 1.801 / 1.677  
.E5 : 0426 : / 1.568 / 1.470 / 1.386 / 1.314  
.E6 : 0427 : / 1.253 / 1.203 / 1.161 / 1.125  
.E7 : 0428 : / 1.094 / 1.067 / 1.044 / 1.023  
.E8 : 0429 : / 1.009  
 
:  
 
:TIBER DAM, MT - MARIAS RIVER HSA - TFX  
:LATEST ESTIMATED INFLOW 0.734 KCFS AT 1200Z ON APR 22  
 
:  
.ER TBRM8 20260422 Z DC202604221614/DH18/QIIFFZZ/DIH6  
:FLOW FCST / 12Z / 18Z / 00Z / 06Z  
.E1 : 0422 : / 0.734 / 0.782 / 0.831  
.E2 : 0423 : / 0.883 / 0.986 / 1.100 / 1.214  
.E3 : 0424 : / 1.404 / 1.752 / 2.141 / 2.351  
.E4 : 0425 : / 2.316 / 2.117 / 1.855 / 1.596  
.E5 : 0426 : / 1.371 / 1.186 / 1.037 / 0.917  
.E6 : 0427 : / 0.820 / 0.743 / 0.680 / 0.630  
.E7 : 0428 : / 0.588 / 0.554 / 0.526 / 0.506  
.E8 : 0429 : / 0.506  
 
:  
 
:****************************************************************  
:COMMENT  
:  
:  
:HSA - HYDROLOGIC SERVICE AREA  
:WFO - WEATHER FORECAST OFFICE  
:TFX - NWS WFO GREAT FALLS, MONTANA  
:BYZ - NWS WFO BILLINGS, MONTANA  
:GGW - NWS WFO GLASGOW, MONTANA  
: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 CWH  
:...END OF MESSAGE...  
 
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