840  
FGUS53 KKRF 111505  
RVFMIL  
 
RIVER FORECAST  
NWS MISSOURI BASIN RIVER FORECAST CENTER PLEASANT HILL MO  
1505Z MON MAY 11 2026  
:  
: THIS PRODUCT HAS PRELIMINARY DATA AND SUBJECT TO REVISION.  
: REFER TO YOUR LOCAL WFO FOR THE LATEST OFFICIAL RIVER FORECAST.  
 
: FORECAST GROUP IS MILK  
 
: **************************************************************  
: *** 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  
 
:________________________________________________________________  
 
:INTL BOUNDARY, MT - SAINT MARY RIVER HSA - TFX  
:MINOR FLOOD STAGE 7.5 FT FCST ISSUANCE STAGE 6.5 FT  
:MODERATE FLOOD STAGE 8.5 FT MAJOR FLOOD STAGE 9.5 FT  
:LATEST RIVER STAGE 5.3 FT AT 1410Z ON MAY 11  
 
:OBS STAGE / 18Z / 00Z / 06Z / 12Z  
: 0510 / 5.2 / 5.3 / 5.3 / 5.3  
 
:  
.ER SMBM8 20260511 Z DC202605111505/DH18/HGIFFZZ/DIH6  
:STAGE FCST / 12Z / 18Z / 00Z / 06Z  
.E1 : 0511 : / 5.4 / 5.4 / 5.5  
.E2 : 0512 : / 5.5 / 5.6 / 5.6 / 5.6  
.E3 : 0513 : / 5.6 / 5.7 / 5.7 / 5.7  
.E4 : 0514 : / 5.8 / 5.8 / 5.8 / 5.9  
.E5 : 0515 : / 5.9 / 5.8 / 5.8 / 5.8  
.E6 : 0516 : / 5.7 / 5.7 / 5.7 / 5.6  
.E7 : 0517 : / 5.6 / 5.5 / 5.5 / 5.5  
.E8 : 0518 : / 5.4  
 
:LOCAL OBSERVED 6-HR BASIN-AVERAGED PRECIP(INCHES) (PAST 24 HRS):  
: / 18Z / 00Z / 06Z / 12Z  
: 0510 / 0.00 / 0.00 / 0.00 / 0.00  
:  
:LOCAL OBSERVED 24-HR BASIN-AVERAGED PRECIP TOTAL  
: QPE TOTAL ENDING MAY 11 AT 14Z IS 0.00 INCHES  
:  
:LOCAL FORECAST 6-HR BASIN-AVERAGED PRECIP(INCHES) (NEXT 72 HRS):  
: / 12Z / 18Z / 00Z / 06Z  
: 0511 / 0.00 / 0.00 / 0.00  
: 0512 / 0.00 / 0.00 / 0.00 / 0.00  
: 0513 / 0.00 / 0.00 / 0.00 / 0.01  
: 0514 / 0.01  
:  
:LOCAL FORECAST 72-HR BASIN-AVERAGED PRECIP TOTAL  
: QPF TOTAL ENDING MAY 14 0.02 INCHES  
 
:INTL BOUNDARY, MT - SAINT MARY RIVER HSA - TFX  
:LATEST RIVER DISCHARGE 1.310 KCFS AT 1410Z ON MAY 11  
 
:  
.ER SMBM8 20260511 Z DC202605111505/DH18/QRIFFZZ/DIH6  
:FLOW FCST / 12Z / 18Z / 00Z / 06Z  
.E1 : 0511 : / 1.325 / 1.376 / 1.419  
.E2 : 0512 : / 1.462 / 1.498 / 1.520 / 1.538  
.E3 : 0513 : / 1.572 / 1.613 / 1.651 / 1.695  
.E4 : 0514 : / 1.745 / 1.787 / 1.814 / 1.827  
.E5 : 0515 : / 1.826 / 1.811 / 1.782 / 1.744  
.E6 : 0516 : / 1.707 / 1.670 / 1.627 / 1.580  
.E7 : 0517 : / 1.533 / 1.485 / 1.436 / 1.387  
.E8 : 0518 : / 1.340  
 
:  
 
:________________________________________________________________  
 
:EASTERN CROSSING, MT - MILK RIVER HSA - TFX  
:MINOR FLOOD STAGE 9.5 FT FCST ISSUANCE STAGE 8.5 FT  
:MODERATE FLOOD STAGE 11.0 FT MAJOR FLOOD STAGE 13.0 FT  
:LATEST RIVER STAGE 4.0 FT AT 1415Z ON MAY 11  
 
:OBS STAGE / 18Z / 00Z / 06Z / 12Z  
: 0510 / 4.0 / 4.0 / 4.0 / 4.0  
 
:  
.ER ERNM8 20260511 Z DC202605111505/DH18/HGIFFZZ/DIH6  
:STAGE FCST / 12Z / 18Z / 00Z / 06Z  
.E1 : 0511 : / 4.0 / 4.0 / 4.0  
.E2 : 0512 : / 4.0 / 4.0 / 4.0 / 4.0  
.E3 : 0513 : / 4.0 / 4.0 / 4.0 / 4.0  
.E4 : 0514 : / 4.0 / 4.0 / 4.0 / 4.0  
.E5 : 0515 : / 4.0 / 4.0 / 4.0 / 4.0  
.E6 : 0516 : / 4.0 / 4.0 / 4.0 / 4.0  
.E7 : 0517 : / 4.0 / 4.0 / 4.0 / 4.0  
.E8 : 0518 : / 4.0  
 
:LOCAL OBSERVED 6-HR BASIN-AVERAGED PRECIP(INCHES) (PAST 24 HRS):  
: / 18Z / 00Z / 06Z / 12Z  
: 0510 / 0.00 / 0.00 / 0.00 / 0.00  
:  
:LOCAL OBSERVED 24-HR BASIN-AVERAGED PRECIP TOTAL  
: QPE TOTAL ENDING MAY 11 AT 14Z IS 0.00 INCHES  
:  
:LOCAL FORECAST 6-HR BASIN-AVERAGED PRECIP(INCHES) (NEXT 72 HRS):  
: / 12Z / 18Z / 00Z / 06Z  
: 0511 / 0.00 / 0.00 / 0.00  
: 0512 / 0.00 / 0.00 / 0.00 / 0.00  
: 0513 / 0.00 / 0.00 / 0.00 / 0.01  
: 0514 / 0.01  
:  
:LOCAL FORECAST 72-HR BASIN-AVERAGED PRECIP TOTAL  
: QPF TOTAL ENDING MAY 14 0.02 INCHES  
 
:EASTERN CROSSING, MT - MILK RIVER HSA - TFX  
:LATEST RIVER DISCHARGE 0.442 KCFS AT 1415Z ON MAY 11  
 
:  
.ER ERNM8 20260511 Z DC202605111505/DH18/QRIFFZZ/DIH6  
:FLOW FCST / 12Z / 18Z / 00Z / 06Z  
.E1 : 0511 : / 0.481 / 0.479 / 0.476  
.E2 : 0512 : / 0.473 / 0.473 / 0.473 / 0.474  
.E3 : 0513 : / 0.474 / 0.475 / 0.475 / 0.475  
.E4 : 0514 : / 0.476 / 0.476 / 0.477 / 0.477  
.E5 : 0515 : / 0.477 / 0.478 / 0.478 / 0.479  
.E6 : 0516 : / 0.479 / 0.479 / 0.480 / 0.480  
.E7 : 0517 : / 0.481 / 0.481 / 0.481 / 0.482  
.E8 : 0518 : / 0.482  
 
:  
 
:________________________________________________________________  
 
:HARLEM 4 SSE, MT - MILK RIVER HSA - TFX  
:MINOR FLOOD STAGE 21.0 FT FCST ISSUANCE STAGE 19.0 FT  
:MODERATE FLOOD STAGE 23.0 FT MAJOR FLOOD STAGE 25.0 FT  
:LATEST RIVER STAGE 1.9 FT AT 1430Z ON MAY 11  
 
:OBS STAGE / 18Z / 00Z / 06Z / 12Z  
: 0510 / 1.9 / 1.9 / 1.9 / 1.8  
 
:  
.ER HRLM8 20260511 Z DC202605111505/DH18/HGIFFZZ/DIH6  
:STAGE FCST / 12Z / 18Z / 00Z / 06Z  
.E1 : 0511 : / 1.9 / 2.0 / 2.2  
.E2 : 0512 : / 2.3 / 2.5 / 2.8 / 3.1  
.E3 : 0513 : / 3.5 / 3.8 / 4.2 / 4.6  
.E4 : 0514 : / 4.9 / 5.3 / 5.6 / 5.8  
.E5 : 0515 : / 6.0 / 6.1 / 6.2 / 6.3  
.E6 : 0516 : / 6.3 / 6.4 / 6.4 / 6.5  
.E7 : 0517 : / 6.5 / 6.5 / 6.5 / 6.5  
.E8 : 0518 : / 6.5  
 
:LOCAL OBSERVED 6-HR BASIN-AVERAGED PRECIP(INCHES) (PAST 24 HRS):  
: / 18Z / 00Z / 06Z / 12Z  
: 0510 / 0.00 / 0.00 / 0.00 / 0.00  
:  
:LOCAL OBSERVED 24-HR BASIN-AVERAGED PRECIP TOTAL  
: QPE TOTAL ENDING MAY 11 AT 14Z IS 0.00 INCHES  
:  
:LOCAL FORECAST 6-HR BASIN-AVERAGED PRECIP(INCHES) (NEXT 72 HRS):  
: / 12Z / 18Z / 00Z / 06Z  
: 0511 / 0.00 / 0.00 / 0.00  
: 0512 / 0.00 / 0.00 / 0.00 / 0.00  
: 0513 / 0.00 / 0.00 / 0.00 / 0.00  
: 0514 / 0.00  
:  
:LOCAL FORECAST 72-HR BASIN-AVERAGED PRECIP TOTAL  
: QPF TOTAL ENDING MAY 14 0.00 INCHES  
 
:HARLEM 4 SSE, MT - MILK RIVER HSA - TFX  
:LATEST RIVER DISCHARGE 0.058 KCFS AT 1430Z ON MAY 11  
 
:  
.ER HRLM8 20260511 Z DC202605111505/DH18/QRIFFZZ/DIH6  
:FLOW FCST / 12Z / 18Z / 00Z / 06Z  
.E1 : 0511 : / 0.058 / 0.064 / 0.077  
.E2 : 0512 : / 0.090 / 0.104 / 0.123 / 0.151  
.E3 : 0513 : / 0.181 / 0.214 / 0.250 / 0.286  
.E4 : 0514 : / 0.323 / 0.359 / 0.391 / 0.417  
.E5 : 0515 : / 0.438 / 0.453 / 0.465 / 0.474  
.E6 : 0516 : / 0.481 / 0.487 / 0.491 / 0.494  
.E7 : 0517 : / 0.496 / 0.498 / 0.500 / 0.501  
.E8 : 0518 : / 0.502  
 
:  
 
:________________________________________________________________  
 
:NASHUA 1 SW, MT - MILK RIVER HSA - GGW  
:MINOR FLOOD STAGE 20.0 FT FCST ISSUANCE STAGE 18.0 FT  
:MODERATE FLOOD STAGE 28.0 FT MAJOR FLOOD STAGE 30.0 FT  
:LATEST RIVER STAGE 1.6 FT AT 1400Z ON MAY 11  
 
:OBS STAGE / 18Z / 00Z / 06Z / 12Z  
: 0510 / 1.6 / 1.6 / 1.6 / 1.6  
 
:  
.ER NSHM8 20260511 Z DC202605111505/DH18/HGIFFZZ/DIH6  
:STAGE FCST / 12Z / 18Z / 00Z / 06Z  
.E1 : 0511 : / 1.6 / 1.5 / 1.5  
.E2 : 0512 : / 1.5 / 1.5 / 1.5 / 1.5  
.E3 : 0513 : / 1.5 / 1.5 / 1.5 / 1.5  
.E4 : 0514 : / 1.5 / 1.4 / 1.4 / 1.4  
.E5 : 0515 : / 1.4 / 1.4 / 1.4 / 1.4  
.E6 : 0516 : / 1.4 / 1.4 / 1.4 / 1.4  
.E7 : 0517 : / 1.4 / 1.4 / 1.4 / 1.4  
.E8 : 0518 : / 1.4  
 
:LOCAL OBSERVED 6-HR BASIN-AVERAGED PRECIP(INCHES) (PAST 24 HRS):  
: / 18Z / 00Z / 06Z / 12Z  
: 0510 / 0.00 / 0.00 / 0.00 / 0.00  
:  
:LOCAL OBSERVED 24-HR BASIN-AVERAGED PRECIP TOTAL  
: QPE TOTAL ENDING MAY 11 AT 14Z IS 0.00 INCHES  
:  
:LOCAL FORECAST 6-HR BASIN-AVERAGED PRECIP(INCHES) (NEXT 72 HRS):  
: / 12Z / 18Z / 00Z / 06Z  
: 0511 / 0.00 / 0.00 / 0.00  
: 0512 / 0.00 / 0.00 / 0.00 / 0.00  
: 0513 / 0.00 / 0.00 / 0.00 / 0.00  
: 0514 / 0.00  
:  
:LOCAL FORECAST 72-HR BASIN-AVERAGED PRECIP TOTAL  
: QPF TOTAL ENDING MAY 14 0.00 INCHES  
 
:NASHUA 1 SW, MT - MILK RIVER HSA - GGW  
:LATEST RIVER DISCHARGE 0.096 KCFS AT 1400Z ON MAY 11  
 
:  
.ER NSHM8 20260511 Z DC202605111505/DH18/QRIFFZZ/DIH6  
:FLOW FCST / 12Z / 18Z / 00Z / 06Z  
.E1 : 0511 : / 0.094 / 0.090 / 0.087  
.E2 : 0512 : / 0.085 / 0.083 / 0.082 / 0.081  
.E3 : 0513 : / 0.081 / 0.080 / 0.077 / 0.072  
.E4 : 0514 : / 0.068 / 0.064 / 0.060 / 0.056  
.E5 : 0515 : / 0.053 / 0.052 / 0.051 / 0.051  
.E6 : 0516 : / 0.050 / 0.049 / 0.049 / 0.048  
.E7 : 0517 : / 0.048 / 0.047 / 0.047 / 0.047  
.E8 : 0518 : / 0.047  
 
:  
 
:****************************************************************  
:COMMENT  
:  
:  
:HSA - HYDROLOGIC SERVICE AREA  
:WFO - WEATHER FORECAST OFFICE  
:TFX - NWS WFO GREAT FALLS, MONTANA  
:GGW - NWS WFO GLASGOW, MONTANA  
:BIS - NWS WFO BISMARCK, NORTH DAKOTA  
: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 JMT  
:...END OF MESSAGE...  
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