403  
FGUS53 KKRF 261551  
RVFUMO  
 
RIVER FORECAST  
NWS MISSOURI BASIN RIVER FORECAST CENTER PLEASANT HILL MO  
1550Z TUE MAY 26 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 0.065 KCFS AT 1200Z ON MAY 26  
 
:  
.ER LRRM8 20260526 Z DC202605261550/DH18/QIIFFZZ/DIH6  
:FLOW FCST / 12Z / 18Z / 00Z / 06Z  
.E1 : 0526 : / 0.063 / 0.063 / 0.064  
.E2 : 0527 : / 0.067 / 0.068 / 0.068 / 0.067  
.E3 : 0528 : / 0.065 / 0.062 / 0.059 / 0.056  
.E4 : 0529 : / 0.052 / 0.049 / 0.048 / 0.048  
.E5 : 0530 : / 0.049 / 0.050 / 0.052 / 0.056  
.E6 : 0531 : / 0.060 / 0.062 / 0.063 / 0.063  
.E7 : 0601 : / 0.061 / 0.060 / 0.058 / 0.055  
.E8 : 0602 : / 0.053  
 
:  
 
:CLARK CANYON DAM 18 SW, MT - BEAVERHEAD RIVER HSA - TFX  
:LATEST ESTIMATED INFLOW 0.103 KCFS AT 1200Z ON MAY 26  
 
:  
.ER CLKM8 20260526 Z DC202605261550/DH18/QIIFFZZ/DIH6  
:FLOW FCST / 12Z / 18Z / 00Z / 06Z  
.E1 : 0526 : / 0.101 / 0.099 / 0.098  
.E2 : 0527 : / 0.096 / 0.094 / 0.092 / 0.091  
.E3 : 0528 : / 0.089 / 0.087 / 0.086 / 0.084  
.E4 : 0529 : / 0.082 / 0.080 / 0.079 / 0.077  
.E5 : 0530 : / 0.075 / 0.073 / 0.072 / 0.070  
.E6 : 0531 : / 0.068 / 0.066 / 0.065 / 0.063  
.E7 : 0601 : / 0.061 / 0.059 / 0.058 / 0.056  
.E8 : 0602 : / 0.054  
 
:  
 
:HEBGEN DAM, MT - MADISON RIVER HSA - TFX  
:LATEST ESTIMATED INFLOW 1.133 KCFS AT 1200Z ON MAY 26  
 
:  
.ER HBDM8 20260526 Z DC202605261550/DH18/QIIFFZZ/DIH6  
:FLOW FCST / 12Z / 18Z / 00Z / 06Z  
.E1 : 0526 : / 1.133 / 1.153 / 1.223  
.E2 : 0527 : / 1.344 / 1.439 / 1.501 / 1.577  
.E3 : 0528 : / 1.699 / 1.793 / 1.845 / 1.908  
.E4 : 0529 : / 1.976 / 2.004 / 2.008 / 2.007  
.E5 : 0530 : / 2.023 / 2.016 / 1.973 / 1.926  
.E6 : 0531 : / 1.895 / 1.873 / 1.857 / 1.832  
.E7 : 0601 : / 1.812 / 1.795 / 1.781 / 1.758  
.E8 : 0602 : / 1.740  
 
:  
 
:CANYON FERRY DAM, MT - MISSOURI RIVER HSA - TFX  
:LATEST ESTIMATED INFLOW 3.056 KCFS AT 1200Z ON MAY 26  
 
:  
.ER CYNM8 20260526 Z DC202605261550/DH18/QIIFFZZ/DIH6  
:FLOW FCST / 12Z / 18Z / 00Z / 06Z  
.E1 : 0526 : / 3.043 / 3.053 / 3.132  
.E2 : 0527 : / 3.308 / 3.523 / 3.729 / 3.925  
.E3 : 0528 : / 4.132 / 4.334 / 4.487 / 4.581  
.E4 : 0529 : / 4.637 / 4.666 / 4.670 / 4.661  
.E5 : 0530 : / 4.664 / 4.687 / 4.719 / 4.748  
.E6 : 0531 : / 4.777 / 4.812 / 4.846 / 4.873  
.E7 : 0601 : / 4.890 / 4.899 / 4.896 / 4.877  
.E8 : 0602 : / 4.844  
 
:  
 
:GIBSON DAM, MT - SUN RIVER HSA - TFX  
:LATEST ESTIMATED INFLOW 2.628 KCFS AT 1200Z ON MAY 26  
 
:  
.ER AGSM8 20260526 Z DC202605261550/DH18/QIIFFZZ/DIH6  
:FLOW FCST / 12Z / 18Z / 00Z / 06Z  
.E1 : 0526 : / 2.683 / 2.733 / 2.932  
.E2 : 0527 : / 3.149 / 3.383 / 3.581 / 3.720  
.E3 : 0528 : / 3.830 / 3.924 / 3.976 / 4.011  
.E4 : 0529 : / 4.092 / 4.216 / 4.325 / 4.374  
.E5 : 0530 : / 4.371 / 4.330 / 4.255 / 4.154  
.E6 : 0531 : / 4.037 / 3.908 / 3.769 / 3.621  
.E7 : 0601 : / 3.473 / 3.329 / 3.189 / 3.054  
.E8 : 0602 : / 2.932  
 
:  
 
:TIBER DAM, MT - MARIAS RIVER HSA - TFX  
:LATEST ESTIMATED INFLOW 0.993 KCFS AT 1200Z ON MAY 26  
 
:  
.ER TBRM8 20260526 Z DC202605261550/DH18/QIIFFZZ/DIH6  
:FLOW FCST / 12Z / 18Z / 00Z / 06Z  
.E1 : 0526 : / 1.059 / 1.149 / 1.214  
.E2 : 0527 : / 1.266 / 1.296 / 1.334 / 1.398  
.E3 : 0528 : / 1.453 / 1.486 / 1.512 / 1.550  
.E4 : 0529 : / 1.599 / 1.647 / 1.686 / 1.712  
.E5 : 0530 : / 1.728 / 1.736 / 1.745 / 1.766  
.E6 : 0531 : / 1.794 / 1.816 / 1.823 / 1.814  
.E7 : 0601 : / 1.791 / 1.759 / 1.721 / 1.678  
.E8 : 0602 : / 1.628  
 
:  
 
:****************************************************************  
: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 ECD  
:...END OF MESSAGE...  
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