FGUS53 KKRF 151542
RVFUMO

RIVER FORECAST
NWS MISSOURI BASIN RIVER FORECAST CENTER PLEASANT HILL MO
1541Z WED APR 15 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 0.168 KCFS AT 1200Z ON APR 15


:
.ER LRRM8  20260415 Z DC202604151541/DH18/QIIFFZZ/DIH6
:Flow Fcst      /       12Z /       18Z /       00Z /       06Z
.E1  : 0415 :               /     0.166 /     0.164 /     0.162
.E2  : 0416 :   /     0.161 /     0.160 /     0.161 /     0.162
.E3  : 0417 :   /     0.163 /     0.163 /     0.163 /     0.162
.E4  : 0418 :   /     0.161 /     0.159 /     0.158 /     0.156
.E5  : 0419 :   /     0.154 /     0.153 /     0.151 /     0.150
.E6  : 0420 :   /     0.148 /     0.147 /     0.147 /     0.146
.E7  : 0421 :   /     0.146 /     0.146 /     0.145 /     0.145
.E8  : 0422 :   /     0.144

:

:CLARK CANYON DAM 18 SW, MT - BEAVERHEAD RIVER     HSA - TFX
:LATEST ESTIMATED  INFLOW 0.075 KCFS AT 1200Z ON APR 15


:
.ER CLKM8  20260415 Z DC202604151541/DH18/QIIFFZZ/DIH6
:Flow Fcst      /       12Z /       18Z /       00Z /       06Z
.E1  : 0415 :               /     0.074 /     0.074 /     0.074
.E2  : 0416 :   /     0.080 /     0.089 /     0.094 /     0.097
.E3  : 0417 :   /     0.097 /     0.096 /     0.092 /     0.091
.E4  : 0418 :   /     0.088 /     0.086 /     0.081 /     0.070
.E5  : 0419 :   /     0.063 /     0.055 /     0.050 /     0.043
.E6  : 0420 :   /     0.039 /     0.034 /     0.034 /     0.028
.E7  : 0421 :   /     0.025 /     0.025 /     0.019 /     0.019
.E8  : 0422 :   /     0.020

:

:HEBGEN DAM, MT - MADISON RIVER     HSA - TFX
:LATEST ESTIMATED  INFLOW 1.029 KCFS AT 1200Z ON APR 15


:
.ER HBDM8  20260415 Z DC202604151541/DH18/QIIFFZZ/DIH6
:Flow Fcst      /       12Z /       18Z /       00Z /       06Z
.E1  : 0415 :               /     1.011 /     0.998 /     0.991
.E2  : 0416 :   /     0.997 /     1.022 /     1.054 /     1.078
.E3  : 0417 :   /     1.085 /     1.081 /     1.071 /     1.061
.E4  : 0418 :   /     1.047 /     1.033 /     1.018 /     1.006
.E5  : 0419 :   /     0.993 /     0.980 /     0.967 /     0.961
.E6  : 0420 :   /     0.968 /     0.990 /     1.011 /     1.034
.E7  : 0421 :   /     1.072 /     1.136 /     1.203 /     1.257
.E8  : 0422 :   /     1.311

:

:CANYON FERRY DAM, MT - MISSOURI RIVER     HSA - TFX
:LATEST ESTIMATED  INFLOW 4.345 KCFS AT 1200Z ON APR 15


:
.ER CYNM8  20260415 Z DC202604151541/DH18/QIIFFZZ/DIH6
:Flow Fcst      /       12Z /       18Z /       00Z /       06Z
.E1  : 0415 :               /     4.309 /     4.259 /     4.236
.E2  : 0416 :   /     4.248 /     4.270 /     4.277 /     4.268
.E3  : 0417 :   /     4.260 /     4.269 /     4.306 /     4.372
.E4  : 0418 :   /     4.453 /     4.528 /     4.590 /     4.637
.E5  : 0419 :   /     4.667 /     4.669 /     4.646 /     4.607
.E6  : 0420 :   /     4.571 /     4.537 /     4.506 /     4.474
.E7  : 0421 :   /     4.455 /     4.451 /     4.463 /     4.490
.E8  : 0422 :   /     4.544

:

:GIBSON DAM, MT - SUN RIVER     HSA - TFX
:LATEST ESTIMATED  INFLOW 1.382 KCFS AT 1200Z ON APR 15


:
.ER AGSM8  20260415 Z DC202604151541/DH18/QIIFFZZ/DIH6
:Flow Fcst      /       12Z /       18Z /       00Z /       06Z
.E1  : 0415 :               /     1.327 /     1.272 /     1.237
.E2  : 0416 :   /     1.242 /     1.272 /     1.305 /     1.312
.E3  : 0417 :   /     1.293 /     1.258 /     1.214 /     1.169
.E4  : 0418 :   /     1.126 /     1.085 /     1.046 /     1.011
.E5  : 0419 :   /     0.982 /     0.963 /     0.947 /     0.940
.E6  : 0420 :   /     0.953 /     0.983 /     1.021 /     1.060
.E7  : 0421 :   /     1.123 /     1.214 /     1.311 /     1.399
.E8  : 0422 :   /     1.489

:

:TIBER DAM, MT - MARIAS RIVER     HSA - TFX
:LATEST ESTIMATED  INFLOW 0.812 KCFS AT 1200Z ON APR 15


:
.ER TBRM8  20260415 Z DC202604151541/DH18/QIIFFZZ/DIH6
:Flow Fcst      /       12Z /       18Z /       00Z /       06Z
.E1  : 0415 :               /     0.818 /     0.835 /     0.864
.E2  : 0416 :   /     0.834 /     0.823 /     0.844 /     0.789
.E3  : 0417 :   /     0.726 /     0.697 /     0.690 /     0.675
.E4  : 0418 :   /     0.647 /     0.613 /     0.578 /     0.545
.E5  : 0419 :   /     0.518 /     0.495 /     0.472 /     0.453
.E6  : 0420 :   /     0.440 /     0.432 /     0.425 /     0.418
.E7  : 0421 :   /     0.414 /     0.418 /     0.439 /     0.486
.E8  : 0422 :   /     0.560

:

:****************************************************************
: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...