River Forecast
Issued by NWS Boston, MA
Issued by NWS Boston, MA
730
FGUS51 KTAR 140314
RVFBOX
RIVER FORECAST
NATIONAL WEATHER SERVICE
NORTHEAST RIVER FORECAST CENTER...NORTON, MA
1113 PM EDT Sun Sep 13 2026
:
:THIS IS A NWS GUIDANCE PRODUCT FROM THE NORTHEAST RIVER FORECAST CENTER.
:OFFICIAL FORECASTS/WARNINGS ARE ONLY ISSUED BY LOCAL NWS OFFICES.
:
:************************************************************
:North Nashua River - Fitchburg, MA
:Flood stage 6.5 ft
:Latest Observed Value - 3.3 FT at Sep-13 1030 PM
.ER FBGM3 20260914 E DC202609132313/DH02/HGIFF/DIH6
:STAGE FCST / 8AM / 2PM / 8PM / 2AM
.E1 :0913: / 2.3
.E2 :0914: / 2.4 / 2.3 / 2.3 / 2.3
.E3 :0915: / 2.3 / 2.3 / 2.3 / 2.3
.E4 :0916: / 2.3 / 2.3 / 2.3
: Local QPF - 6 hr timestep
: 0.00/ 0.03/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/
:
:************************************************************
:Squannacook River - West Groton, MA
:Flood stage 7.0 ft
:Latest Observed Value - 1.6 FT at Sep-13 1100 PM
.ER WGTM3 20260914 E DC202609132313/DH02/HGIFF/DIH6
:STAGE FCST / 8AM / 2PM / 8PM / 2AM
.E1 :0913: / 1.6
.E2 :0914: / 1.6 / 1.6 / 1.6 / 1.6
.E3 :0915: / 1.6 / 1.5 / 1.5 / 1.5
.E4 :0916: / 1.5 / 1.5 / 1.5
: Local QPF - 6 hr timestep
: 0.00/ 0.03/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/
:
:************************************************************
:Nashua River - East Pepperell, MA
:Flood stage 8.0 ft
:Latest Observed Value - 1.1 FT at Sep-13 1045 PM
.ER DNSM3 20260914 E DC202609132313/DH02/HGIFF/DIH6
:STAGE FCST / 8AM / 2PM / 8PM / 2AM
.E1 :0913: / 1.0
.E2 :0914: / 1.4 / 1.5 / 1.6 / 1.5
.E3 :0915: / 1.4 / 1.4 / 1.3 / 1.2
.E4 :0916: / 1.2 / 1.1 / 1.1
: Local QPF - 6 hr timestep
: 0.00/ 0.03/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/
:
:RIVER STAGE IS AFFECTED BY POWER GENERATION AT LOW FLOWS
:************************************************************
:Nashua River - East Pepperell, MA
:Flood stage {Missing}
:Latest Observed Value - 0.2 KCFS at Sep-13 0800 PM
.ER DNSM3 20260914 E DC202609132313/DH02/QRIFF/DIH6
:FLOW FCST / 8AM / 2PM / 8PM / 2AM
.E1 :0913: / 0.1
.E2 :0914: / 0.2 / 0.2 / 0.3 / 0.2
.E3 :0915: / 0.2 / 0.2 / 0.2 / 0.2
.E4 :0916: / 0.2 / 0.1 / 0.1
: Local QPF - 6 hr timestep
: 0.00/ 0.03/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/
:
:RIVER STAGE IS AFFECTED BY POWER GENERATION AT LOW FLOWS
:************************************************************
:Assabet River - Maynard, MA
:Flood stage 5.0 ft
:Latest Observed Value - 1.7 FT at Sep-13 1015 PM
.ER MAYM3 20260914 E DC202609132313/DH02/HGIFF/DIH6
:STAGE FCST / 8AM / 2PM / 8PM / 2AM
.E1 :0913: / 1.7
.E2 :0914: / 1.8 / 1.9 / 1.9 / 1.9
.E3 :0915: / 1.9 / 1.8 / 1.7 / 1.6
.E4 :0916: / 1.6 / 1.5 / 1.5
: Local QPF - 6 hr timestep
: 0.00/ 0.04/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/
:
:************************************************************
:Sudbury River - Saxonville, MA
:Flood stage 10.0 ft
:Latest Observed Value - 4.5 FT at Sep-13 1015 PM
.ER SAXM3 20260914 E DC202609132313/DH02/HGIFF/DIH6
:STAGE FCST / 8AM / 2PM / 8PM / 2AM
.E1 :0913: / 4.4
.E2 :0914: / 4.4 / 4.4 / 4.3 / 4.3
.E3 :0915: / 4.3 / 4.3 / 4.3 / 4.3
.E4 :0916: / 4.3 / 4.2 / 4.2
: Local QPF - 6 hr timestep
: 0.00/ 0.06/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/
:
:RIVER STAGE IS AFFECTED BY RESERVOIR REGULATION
:************************************************************
:Concord River - Lowell, MA
:Flood stage 8.0 ft
:Latest Observed Value - 4.0 FT at Sep-13 1030 PM
.ER LCNM3 20260914 E DC202609132313/DH02/HGIFF/DIH6
:STAGE FCST / 8AM / 2PM / 8PM / 2AM
.E1 :0913: / 3.9
.E2 :0914: / 3.9 / 4.0 / 4.0 / 4.0
.E3 :0915: / 4.0 / 4.1 / 4.1 / 4.1
.E4 :0916: / 4.1 / 4.1 / 4.1
: Local QPF - 6 hr timestep
: 0.00/ 0.04/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/
:
:************************************************************
:Concord River - Lowell, MA
:Flood stage {Missing}
:Latest Observed Value - 0.1 KCFS at Sep-13 0800 PM
.ER LCNM3 20260914 E DC202609132313/DH02/QRIFF/DIH6
:FLOW FCST / 8AM / 2PM / 8PM / 2AM
.E1 :0913: / 0.1
.E2 :0914: / 0.1 / 0.1 / 0.1 / 0.1
.E3 :0915: / 0.1 / 0.1 / 0.1 / 0.1
.E4 :0916: / 0.1 / 0.1 / 0.1
: Local QPF - 6 hr timestep
: 0.00/ 0.04/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/
:
:************************************************************
:Merrimack River - Lowell, MA
:Flood stage 52.0 ft
:Latest Observed Value - 42.1 FT at Sep-13 1030 PM
.ER LOWM3 20260914 E DC202609132313/DH02/HGIFF/DIH6
:STAGE FCST / 8AM / 2PM / 8PM / 2AM
.E1 :0913: / 42.3
.E2 :0914: / 42.0 / 42.0 / 42.1 / 42.0
.E3 :0915: / 42.0 / 42.0 / 41.9 / 41.9
.E4 :0916: / 41.9 / 41.9 / 41.8
: Local QPF - 6 hr timestep
: 0.00/ 0.02/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/
:
:RIVER STAGE IS AFFECTED BY POWER GENERATION AT LOW FLOWS
:************************************************************
:Merrimack River - Lowell, MA
:Flood stage {Missing}
:Latest Observed Value - 1.2 KCFS at Sep-13 0800 PM
.ER LOWM3 20260914 E DC202609132313/DH02/QRIFF/DIH6
:FLOW FCST / 8AM / 2PM / 8PM / 2AM
.E1 :0913: / 2.5
.E2 :0914: / 2.0 / 1.9 / 2.1 / 1.9
.E3 :0915: / 1.9 / 1.9 / 1.8 / 1.8
.E4 :0916: / 1.7 / 1.7 / 1.6
: Local QPF - 6 hr timestep
: 0.00/ 0.02/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/
:
:RIVER STAGE IS AFFECTED BY POWER GENERATION AT LOW FLOWS
:************************************************************
:Shawsheen River - Andover, MA
:Flood stage 29.0 ft
:Latest Observed Value - 23.9 FT at Sep-13 1100 PM
.ER ANDM3 20260914 E DC202609132313/DH02/HGIFF/DIH6
:STAGE FCST / 8AM / 2PM / 8PM / 2AM
.E1 :0913: / 23.9
.E2 :0914: / 23.9 / 23.7 / 23.7 / 23.8
.E3 :0915: / 23.9 / 23.9 / 23.9 / 23.9
.E4 :0916: / 23.9 / 23.8 / 23.7
: Local QPF - 6 hr timestep
: 0.00/ 0.04/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/
:
:************************************************************
:Shawsheen River - Wilmington, MA
:Flood stage {Missing}
:Latest Observed Value - {Missing}
.ER WLMM3 20260914 E DC202609132313/DH02/QRIFF/DIH6
:FLOW FCST / 8AM / 2PM / 8PM / 2AM
.E1 :0913: / 0.0
.E2 :0914: / 0.0 / 0.0 / 0.0 / 0.0
.E3 :0915: / 0.0 / 0.0 / 0.0 / 0.0
.E4 :0916: / 0.0 / 0.0 / 0.0
: Local QPF - 6 hr timestep
: 0.00/ 0.05/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/
:
:************************************************************
:Shawsheen River - Wilmington, MA
:Flood stage 7.0 ft
:Latest Observed Value - 2.1 FT at Sep-13 1030 PM
.ER WLMM3 20260914 E DC202609132313/DH02/HGIFF/DIH6
:STAGE FCST / 8AM / 2PM / 8PM / 2AM
.E1 :0913: / 2.2
.E2 :0914: / 2.4 / 2.5 / 2.5 / 2.4
.E3 :0915: / 2.4 / 2.3 / 2.2 / 2.1
.E4 :0916: / 2.1 / 2.1 / 2.0
: Local QPF - 6 hr timestep
: 0.00/ 0.05/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/
:
:*******************************************************************
:
:
$$
:NERFC
:...END of MESSAGE...