812
FOUS71 KTAR 082045
FFHTAR
HEADWATER FLASH FLOOD GUIDANCE
NATIONAL WEATHER SERVICE
NORTHEAST RIVER FORECAST CENTER... NORTON MA
401 PM EDT TUE JUL 8 2025
: WATERSHED AREA AVERAGE RAINFALL IN INCHES REQUIRED
: TO EXCEED FLOOD STAGE
: HSA - HYDROLOGIC SERVICE AREA
.B TAR 250708 Z DH18/DC2507082001 /DUE/PPHCF/PPTCF/PPQCF/PPKCF/PPDCF
:
:===========================================================
: CARIBOU HSA
:IDENT 1HR 3HR 6HR 12HR 24HR HEADWATER NAME
:======= ==== ==== ==== ==== ==== ====================
MASM1 3.0/ 4.1/ 4.6/ 5.0/ 5.9 :MASARDIS, ME
DOVM1 3.0/ 3.3/ 3.6/ 4.4/ 4.9 :DOVER, ME
WENM1 3.0/ 4.5/ 6.0/ 7.0/ 8.0 :WEST ENFIELD, ME
:===========================================================
: GRAY HSA
:IDENT 1HR 3HR 6HR 12HR 24HR HEADWATER NAME
:======= ==== ==== ==== ==== ==== ====================
NANM1 3.0/ 3.5/ 4.1/ 5.7/ 6.8 :NORTH ANSON, ME
SKOM1 3.0/ 4.1/ 4.7/ 5.6/ 7.2 :SKOWHEGAN, ME
ROXM1 1.9/ 2.2/ 2.7/ 3.7/ 5.5 :ROXBURY, ME
CNWN3 3.0/ 3.5/ 4.0/ 5.2/ 6.4 :CONWAY, NH
WOON3 1.9/ 2.0/ 2.1/ 2.5/ 3.4 :WOODSTOCK, NH
RUMN3 3.0/ 3.8/ 4.0/ 4.4/ 5.4 :RUMNEY, NH
BRSN3 3.0/ 3.9/ 4.0/ 4.4/ 4.7 :BRISTOL, NH
DAVN3 3.0/ 4.2/ 4.8/ 6.2/ 7.4 :DAVISVILLE, NH
NSTN3 2.7/ 3.6/ 4.3/ 5.2/ 6.5 :N STRATFORD, NH
BETN3 2.6/ 2.7/ 2.8/ 3.4/ 4.6 :BETHLEHEM JCT, NH
PTRN3 3.0/ 4.4/ 4.7/ 5.6/ 6.5 :PETERBORO, NH
GFFN3 3.0/ 3.8/ 4.3/ 5.1/ 6.5 :GOFFSTOWN, NH
:===========================================================
: BOSTON HSA
:IDENT 1HR 3HR 6HR 12HR 24HR HEADWATER NAME
:======= ==== ==== ==== ==== ==== ====================
FBGM3 3.0/ 3.3/ 3.6/ 5.2/ 7.0 :FITCHBURG, MA
WGTM3 3.0/ 3.8/ 4.3/ 5.4/ 7.5 :WEST GROTON, MA
MAYM3 2.9/ 3.0/ 4.1/ 6.6/ 8.0 :MAYNARD, MA
SAXM3 1.8/ 3.5/ 4.9/ 6.9/ 8.0 :SAXONVILLE, MA
WLMM3 3.0/ 3.7/ 4.2/ 5.7/ 8.0 :WILMINGTON, MA
NRWM3 3.0/ 4.5/ 6.0/ 7.0/ 8.0 :NORWOOD, MA
DOVM3 3.0/ 4.5/ 5.0/ 6.9/ 8.0 :DOVER, MA
NBRM3 3.0/ 3.8/ 4.5/ 6.2/ 8.0 :NORTHBRIDGE, MA
WLMC3 3.0/ 4.5/ 5.9/ 6.5/ 7.7 :WILLIMANTIC, CT
WSFM3 3.0/ 4.5/ 5.2/ 6.2/ 7.5 :WESTFIELD, MA
UNVC3 2.6/ 2.9/ 4.1/ 6.4/ 8.0 :UNIONVILLE, CT
:===========================================================
: NEW YORK HSA
:IDENT 1HR 3HR 6HR 12HR 24HR HEADWATER NAME
:======= ==== ==== ==== ==== ==== ====================
GRDN6 3.0/ 4.0/ 4.5/ 5.0/ 6.0 :GARDINER, NY
YTCC3 2.4/ 3.6/ 4.3/ 5.1/ 6.3 :YANTIC, CT
:===========================================================
: BURLINGTON HSA
:IDENT 1HR 3HR 6HR 12HR 24HR HEADWATER NAME
:======= ==== ==== ==== ==== ==== ====================
CZRN6 2.8/ 2.9/ 3.1/ 4.2/ 5.4 :PERRY MILLS, NY
ASFN6 1.7/ 1.8/ 1.8/ 2.3/ 2.6 :AUSABLE FORKS, NY
CENV1 2.8/ 2.8/ 2.9/ 2.9/ 3.3 :CENTER RUTLAND, VT
MONV1 2.2/ 2.4/ 3.1/ 3.9/ 5.5 :MONTPELIER, VT
MOOV1 2.1/ 2.1/ 2.3/ 2.6/ 3.5 :MORETOWN, VT
JONV1 1.9/ 2.0/ 2.3/ 2.6/ 3.2 :JOHNSON, VT
NTYV1 1.4/ 1.6/ 2.1/ 3.0/ 3.9 :NORTH TROY, VT
PASV1 2.5/ 3.6/ 4.2/ 5.1/ 6.2 :PASSUMPSIC, VT
WLRV1 2.7/ 2.8/ 2.9/ 3.6/ 4.6 :WELLS RIVER, VT
WEHV1 2.6/ 3.1/ 3.3/ 3.6/ 4.1 :W HARTFORD, VT
:===========================================================
: ALBANY HSA
:IDENT 1HR 3HR 6HR 12HR 24HR HEADWATER NAME
:======= ==== ==== ==== ==== ==== ====================
NWCN6 3.0/ 4.5/ 5.8/ 6.5/ 7.8 :NEWCOMB, NY
HOPN6 2.9/ 3.2/ 3.6/ 4.0/ 5.1 :HOPE, NY
GVVN6 2.6/ 2.7/ 3.0/ 3.5/ 4.7 :MID. GRANVILLE, NY
BTTN6 2.7/ 3.7/ 4.3/ 5.1/ 6.2 :BATTENVILLE, NY
WILM3 2.2/ 2.6/ 3.2/ 4.0/ 5.2 :WILLIAMSTOWN, MA
BNTV1 2.4/ 2.6/ 3.0/ 3.8/ 4.7 :N. BENNINGTON, VT
LTLN6 2.7/ 3.7/ 4.2/ 4.7/ 5.7 :LITTLE FALLS, NY
PTVN6 3.0/ 3.3/ 3.6/ 4.2/ 5.9 :PRATTSVILLE, NY
MTRN6 3.0/ 3.4/ 4.2/ 5.2/ 7.3 :COLD BROOK, NY
ROSN6 2.3/ 3.4/ 4.1/ 4.9/ 6.3 :ROSENDALE, NY
WAPN6 1.8/ 2.4/ 3.1/ 3.9/ 5.2 :WAPPINGER FALLS, NY
GTBM3 3.0/ 4.5/ 6.0/ 7.0/ 8.0 :GT. BARRINGTON, MA
TENN6 3.0/ 4.5/ 5.3/ 6.4/ 8.0 :GAYLORDSVILLE, CT
GAYC3 2.6/ 3.1/ 3.7/ 4.6/ 5.8 :GAYLORDSVILLE, CT
:===========================================================
: BINGHAMTON HSA
:IDENT 1HR 3HR 6HR 12HR 24HR HEADWATER NAME
:======= ==== ==== ==== ==== ==== ====================
FLLN6 2.2/ 2.6/ 3.1/ 4.0/ 5.1 :ITHACA, NY
ONDN6 1.8/ 1.9/ 2.1/ 3.1/ 3.9 :SYRACUSE, NY
NEIN6 1.4/ 1.7/ 1.9/ 2.1/ 2.6 :ONEIDA, NY
:===========================================================
: BUFFALO HSA
:IDENT 1HR 3HR 6HR 12HR 24HR HEADWATER NAME
:======= ==== ==== ==== ==== ==== ====================
GOWN6 1.7/ 2.2/ 2.4/ 2.8/ 3.5 :GOWANDA, NY
GDVN6 1.8/ 2.0/ 2.3/ 2.9/ 3.7 :GARDENVILLE, NY
LCSN6 1.7/ 1.9/ 2.1/ 2.6/ 3.4 :LANCASTER, NY
EBZN6 1.7/ 2.0/ 2.2/ 2.7/ 3.4 :EBENEZER, NY
WILN6 2.2/ 2.3/ 2.3/ 2.6/ 2.9 :WILLIAMSVILLE, NY
BTVN6 2.9/ 3.0/ 3.2/ 3.9/ 4.5 :BATAVIA, NY
WLLN6 2.4/ 2.7/ 2.9/ 3.3/ 3.8 :WELLSVILLE, NY
GRBN6 2.4/ 2.9/ 3.2/ 3.8/ 4.8 :GARBUTT, NY
CHRN6 3.0/ 3.5/ 4.0/ 4.9/ 6.1 :CHURCHVILLE, NY
BOON6 3.0/ 3.3/ 3.7/ 4.3/ 5.5 :BOONVILLE, NY
.END
NYC WATER SUPPLY FORECAST
ESTIMATED RUNOFF IN MILLIONS OF GALLONS RESULTING FROM THE
FOLLOWING 6-HOUR PRECIPITATION AMOUNTS IN INCHES
:
DRAINAGE AREAS IN SQUARE MILES ARE:
GILBOA - 315. ASHOKAN - 257. RONDOUT - 95.
W.BRANCH - 43. CROTON - 335. KENSICO - 13.
:
.B TAR 250708 Z DH18/DC2507082045 /DUE/QMXC1/QMXC2/QMXC3/QMXC4
.B1 /QMXC5/QMXC6
:
: RAINFALL
:IDENT 0.5 1.0 1.5 2.0 3.0 5.0 LOCATION
:======= ===== ====== ====== ====== ======= ======= ================
RONDOUT 37/ 162/ 357/ 555/ 1466/ 4598/ : RONDOUT RESERVOIR
CROTON 206/ 416/ 880/ 1418/ 2591/ 9954/ : NEW CROTON DAM
W.BRANC 14/ 27/ 61/ 97/ 193/ 642/ : W.BRANCH RESERVOIR
KENSICO 8/ 33/ 100/ 211/ 434/ 884/ : KENSICO
GILBOA 96/ 158/ 577/ 1209/ 4253/ 14572/ : SCHOHARIE RESERVOIR
ASHOKAN 133/ 188/ 480/ 931/ 2066/ 11434/ : ASHOKAN RESERVOIR
.END
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