835
FGUS53 KKRF 311518
RVFUMO
RIVER FORECAST
NWS MISSOURI BASIN RIVER FORECAST CENTER PLEASANT HILL MO
1517Z SUN MAY 31 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
: **********************************************************
: *** THESE FORECASTS ARE SIGNIFICANTLY AFFECTED BY QPF ***
: **********************************************************
: **************************************************************
: *** 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
RIVER/STATION FS TDY F O R E C A S T
SUN RIVER
SIMMS 1 N MT 7.5 5.5 CONTINUE TO FALL..LAST FCST
VAUGHN 3 SE MT 6.0 4.5 CRESTING
MARIAS RIVER
SHELBY 6 S MT 9.0 5.6 WITHIN BANK RISE
:________________________________________________________________
:SIMMS 1 N, MT - SUN RIVER HSA - TFX
:MINOR FLOOD STAGE 7.5 FT FCST ISSUANCE STAGE 6.0 FT
:MODERATE FLOOD STAGE 8.5 FT MAJOR FLOOD STAGE 10.5 FT
:LATEST RIVER STAGE 5.5 FT AT 1430Z ON MAY 31
:OBS STAGE / 18Z / 00Z / 06Z / 12Z
: 0530 / 5.9 / 6.0 / 5.8 / 5.6
.ER SSRM8 20260531 Z DC202605311517/DH18/HGIFFZZ/DIH6
:STAGE FCST / 12Z / 18Z / 00Z / 06Z
.E1 : 0531 : / 5.5 / 5.4 / 5.4
.E2 : 0601 : / 5.4 / 5.4 / 5.4 / 5.4
.E3 : 0602 : / 5.4 / 5.4 / 5.4 / 5.4
.E4 : 0603 : / 5.4 / 5.4 / 5.4 / 5.4
.E5 : 0604 : / 5.4 / 5.3 / 5.1 / 4.9
.E6 : 0605 : / 4.8 / 4.7 / 4.6 / 4.6
.E7 : 0606 : / 4.6 / 4.6 / 4.6 / 4.6
.E8 : 0607 : / 4.6
:LOCAL OBSERVED 6-HR BASIN-AVERAGED PRECIP(INCHES) (PAST 24 HRS):
: / 18Z / 00Z / 06Z / 12Z
: 0530 / 0.00 / 0.00 / 0.00 / 0.00
:
:LOCAL OBSERVED 24-HR BASIN-AVERAGED PRECIP TOTAL
: QPE TOTAL ENDING MAY 31 AT 14Z IS 0.00 INCHES
:
:LOCAL FORECAST 6-HR BASIN-AVERAGED PRECIP(INCHES) (NEXT 72 HRS):
: / 12Z / 18Z / 00Z / 06Z
: 0531 / 0.20 / 0.18 / 0.17
: 0601 / 0.13 / 0.05 / 0.03 / 0.05
: 0602 / 0.07 / 0.03 / 0.01 / 0.00
: 0603 / 0.00
:
:LOCAL FORECAST 72-HR BASIN-AVERAGED PRECIP TOTAL
: QPF TOTAL ENDING JUN 03 0.92 INCHES
:SIMMS 1 N, MT - SUN RIVER HSA - TFX
:LATEST RIVER DISCHARGE 3.520 KCFS AT 1430Z ON MAY 31
:
.ER SSRM8 20260531 Z DC202605311517/DH18/QRIFFZZ/DIH6
:FLOW FCST / 12Z / 18Z / 00Z / 06Z
.E1 : 0531 : / 3.512 / 3.374 / 3.352
.E2 : 0601 : / 3.381 / 3.399 / 3.397 / 3.393
.E3 : 0602 : / 3.382 / 3.369 / 3.360 / 3.350
.E4 : 0603 : / 3.345 / 3.340 / 3.335 / 3.327
.E5 : 0604 : / 3.323 / 3.203 / 3.012 / 2.734
.E6 : 0605 : / 2.516 / 2.359 / 2.325 / 2.321
.E7 : 0606 : / 2.316 / 2.310 / 2.309 / 2.304
.E8 : 0607 : / 2.301
:
:________________________________________________________________
:VAUGHN 3 SE, MT - SUN RIVER HSA - TFX
:MINOR FLOOD STAGE 6.0 FT FCST ISSUANCE STAGE 5.0 FT
:MODERATE FLOOD STAGE 8.0 FT MAJOR FLOOD STAGE 9.0 FT
:LATEST RIVER STAGE 4.5 FT AT 1400Z ON MAY 31
:OBS STAGE / 18Z / 00Z / 06Z / 12Z
: 0530 / 4.1 / 4.3 / 4.4 / 4.5
.ER VAUM8 20260531 Z DC202605311517/DH18/HGIFFZZ/DIH6
:STAGE FCST / 12Z / 18Z / 00Z / 06Z
.E1 : 0531 : / 4.5 / 4.4 / 4.4
.E2 : 0601 : / 4.4 / 4.4 / 4.3 / 4.3
.E3 : 0602 : / 4.2 / 4.2 / 4.2 / 4.2
.E4 : 0603 : / 4.2 / 4.2 / 4.2 / 4.1
.E5 : 0604 : / 4.1 / 4.1 / 4.1 / 4.1
.E6 : 0605 : / 4.0 / 3.9 / 3.8 / 3.8
.E7 : 0606 : / 3.7 / 3.7 / 3.7 / 3.7
.E8 : 0607 : / 3.7
:LOCAL OBSERVED 6-HR BASIN-AVERAGED PRECIP(INCHES) (PAST 24 HRS):
: / 18Z / 00Z / 06Z / 12Z
: 0530 / 0.00 / 0.00 / 0.00 / 0.00
:
:LOCAL OBSERVED 24-HR BASIN-AVERAGED PRECIP TOTAL
: QPE TOTAL ENDING MAY 31 AT 14Z IS 0.00 INCHES
:
:LOCAL FORECAST 6-HR BASIN-AVERAGED PRECIP(INCHES) (NEXT 72 HRS):
: / 12Z / 18Z / 00Z / 06Z
: 0531 / 0.26 / 0.14 / 0.12
: 0601 / 0.12 / 0.07 / 0.04 / 0.04
: 0602 / 0.06 / 0.05 / 0.01 / 0.00
: 0603 / 0.00
:
:LOCAL FORECAST 72-HR BASIN-AVERAGED PRECIP TOTAL
: QPF TOTAL ENDING JUN 03 0.91 INCHES
:VAUGHN 3 SE, MT - SUN RIVER HSA - TFX
:LATEST RIVER DISCHARGE 4.540 KCFS AT 1400Z ON MAY 31
:
.ER VAUM8 20260531 Z DC202605311517/DH18/QRIFFZZ/DIH6
:FLOW FCST / 12Z / 18Z / 00Z / 06Z
.E1 : 0531 : / 4.423 / 4.333 / 4.231
.E2 : 0601 : / 4.185 / 4.123 / 4.013 / 3.911
.E3 : 0602 : / 3.839 / 3.791 / 3.747 / 3.704
.E4 : 0603 : / 3.676 / 3.650 / 3.622 / 3.593
.E5 : 0604 : / 3.576 / 3.556 / 3.510 / 3.418
.E6 : 0605 : / 3.268 / 3.070 / 2.863 / 2.693
.E7 : 0606 : / 2.590 / 2.544 / 2.536 / 2.532
.E8 : 0607 : / 2.526
:
:________________________________________________________________
:SHELBY 6 S, MT - MARIAS RIVER HSA - TFX
:MINOR FLOOD STAGE 9.0 FT FCST ISSUANCE STAGE 8.0 FT
:MODERATE FLOOD STAGE 13.0 FT MAJOR FLOOD STAGE 15.0 FT
:LATEST RIVER STAGE 5.6 FT AT 1430Z ON MAY 31
:OBS STAGE / 18Z / 00Z / 06Z / 12Z
: 0530 / 5.3 / 5.4 / 5.5 / 5.6
.ER SHLM8 20260531 Z DC202605311517/DH18/HGIFFZZ/DIH6
:STAGE FCST / 12Z / 18Z / 00Z / 06Z
.E1 : 0531 : / 5.6 / 5.5 / 5.6
.E2 : 0601 : / 6.0 / 6.3 / 6.7 / 7.1
.E3 : 0602 : / 7.3 / 7.4 / 7.6 / 7.7
.E4 : 0603 : / 7.8 / 7.8 / 7.8 / 7.7
.E5 : 0604 : / 7.5 / 7.3 / 7.1 / 6.9
.E6 : 0605 : / 6.7 / 6.5 / 6.3 / 6.1
.E7 : 0606 : / 6.0 / 5.9 / 5.8 / 5.6
.E8 : 0607 : / 5.5
:LOCAL OBSERVED 6-HR BASIN-AVERAGED PRECIP(INCHES) (PAST 24 HRS):
: / 18Z / 00Z / 06Z / 12Z
: 0530 / 0.06 / 0.26 / 0.38 / 0.61
:
:LOCAL OBSERVED 24-HR BASIN-AVERAGED PRECIP TOTAL
: QPE TOTAL ENDING MAY 31 AT 14Z IS 1.31 INCHES
:
:LOCAL FORECAST 6-HR BASIN-AVERAGED PRECIP(INCHES) (NEXT 72 HRS):
: / 12Z / 18Z / 00Z / 06Z
: 0531 / 0.24 / 0.14 / 0.12
: 0601 / 0.20 / 0.23 / 0.26 / 0.23
: 0602 / 0.20 / 0.15 / 0.10 / 0.02
: 0603 / 0.00
:
:LOCAL FORECAST 72-HR BASIN-AVERAGED PRECIP TOTAL
: QPF TOTAL ENDING JUN 03 1.89 INCHES
:SHELBY 6 S, MT - MARIAS RIVER HSA - TFX
:LATEST RIVER DISCHARGE 2.670 KCFS AT 1430Z ON MAY 31
:
.ER SHLM8 20260531 Z DC202605311517/DH18/QRIFFZZ/DIH6
:FLOW FCST / 12Z / 18Z / 00Z / 06Z
.E1 : 0531 : / 2.632 / 2.536 / 2.681
.E2 : 0601 : / 3.121 / 3.642 / 4.233 / 4.784
.E3 : 0602 : / 5.186 / 5.459 / 5.691 / 5.914
.E4 : 0603 : / 6.139 / 6.228 / 6.178 / 5.970
.E5 : 0604 : / 5.656 / 5.283 / 4.881 / 4.497
.E6 : 0605 : / 4.160 / 3.873 / 3.613 / 3.385
.E7 : 0606 : / 3.188 / 3.015 / 2.866 / 2.726
.E8 : 0607 : / 2.598
:
:****************************************************************
: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 GKS
:...END OF MESSAGE...
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