####018006583####
FOUS71 KTAR 162045

FFHTAR

HEADWATER FLASH FLOOD GUIDANCE

NATIONAL WEATHER SERVICE

NORTHEAST RIVER FORECAST CENTER... NORTON MA

401 PM EDT WED JUL 16 2025



: WATERSHED AREA AVERAGE RAINFALL IN INCHES REQUIRED

: TO EXCEED FLOOD STAGE

: HSA - HYDROLOGIC SERVICE AREA

.B TAR 250716 Z DH18/DC2507162001 /DUE/PPHCF/PPTCF/PPQCF/PPKCF/PPDCF

:

:===========================================================

:      CARIBOU HSA

:IDENT    1HR   3HR   6HR  12HR  24HR  HEADWATER NAME

:======= ====  ====  ====  ====  ====  ====================

MASM1     3.0/  4.5/  5.4/  6.1/  7.3 :MASARDIS, ME

DOVM1     2.9/  3.3/  3.8/  4.8/  5.7 :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/  3.9/  4.5/  6.1/  7.4 :NORTH ANSON, ME

SKOM1     3.0/  4.5/  5.2/  6.1/  7.9 :SKOWHEGAN, ME

ROXM1     1.7/  2.0/  2.3/  3.1/  4.7 :ROXBURY, ME

CNWN3     2.8/  3.1/  3.7/  4.9/  6.1 :CONWAY, NH

WOON3     1.8/  1.8/  1.9/  2.3/  3.2 :WOODSTOCK, NH

RUMN3     3.0/  3.9/  4.1/  4.6/  5.6 :RUMNEY, NH

BRSN3     3.0/  3.2/  3.3/  3.7/  4.1 :BRISTOL, NH

DAVN3     2.9/  3.1/  3.7/  5.1/  6.3 :DAVISVILLE, NH

NSTN3     2.9/  3.8/  4.4/  5.3/  6.5 :N STRATFORD, NH

BETN3     2.4/  2.5/  2.6/  3.3/  4.5 :BETHLEHEM JCT, NH

PTRN3     3.0/  3.7/  4.0/  4.9/  5.8 :PETERBORO, NH

GFFN3     3.0/  4.1/  4.7/  5.5/  7.1 :GOFFSTOWN, NH

:===========================================================

:      BOSTON HSA

:IDENT    1HR   3HR   6HR  12HR  24HR  HEADWATER NAME

:======= ====  ====  ====  ====  ====  ====================

FBGM3     3.0/  3.3/  3.6/  5.4/  7.4 :FITCHBURG, MA

WGTM3     3.0/  3.5/  4.0/  5.1/  7.4 :WEST GROTON, MA

MAYM3     2.9/  3.0/  3.4/  6.1/  7.7 :MAYNARD, MA

SAXM3     1.8/  3.5/  4.7/  6.7/  8.0 :SAXONVILLE, MA

WLMM3     3.0/  3.7/  4.1/  5.7/  8.0 :WILMINGTON, MA

NRWM3     2.9/  4.5/  5.8/  7.0/  8.0 :NORWOOD, MA

DOVM3     3.0/  4.5/  4.6/  6.0/  7.1 :DOVER, MA

NBRM3     3.0/  3.7/  4.3/  5.8/  8.0 :NORTHBRIDGE, MA

WLMC3     3.0/  4.5/  6.0/  6.5/  7.6 :WILLIMANTIC, CT

WSFM3     2.9/  3.8/  4.6/  5.6/  7.0 :WESTFIELD, MA

UNVC3     2.1/  2.4/  3.4/  5.7/  8.0 :UNIONVILLE, CT

:===========================================================

:      NEW YORK HSA

:IDENT    1HR   3HR   6HR  12HR  24HR  HEADWATER NAME

:======= ====  ====  ====  ====  ====  ====================

GRDN6     3.0/  3.6/  4.3/  4.9/  6.0 :GARDINER, NY

YTCC3     2.5/  3.7/  4.3/  5.1/  6.2 :YANTIC, CT

:===========================================================

:      BURLINGTON HSA

:IDENT    1HR   3HR   6HR  12HR  24HR  HEADWATER NAME

:======= ====  ====  ====  ====  ====  ====================

CZRN6     3.0/  3.8/  4.1/  5.5/  6.8 :PERRY MILLS, NY

ASFN6     1.5/  1.6/  1.6/  2.1/  2.5 :AUSABLE FORKS, NY

CENV1     3.0/  3.1/  3.2/  3.2/  3.6 :CENTER RUTLAND, VT

MONV1     2.2/  2.4/  3.1/  3.9/  5.6 :MONTPELIER, VT

MOOV1     1.5/  1.6/  1.8/  2.2/  3.0 :MORETOWN, VT

JONV1     2.2/  2.4/  2.6/  2.9/  3.4 :JOHNSON, VT

NTYV1     1.5/  1.7/  2.1/  2.9/  3.8 :NORTH TROY, VT

PASV1     2.6/  3.4/  3.9/  4.4/  5.4 :PASSUMPSIC, VT

WLRV1     2.4/  2.5/  2.6/  3.4/  4.5 :WELLS RIVER, VT

WEHV1     2.0/  2.5/  2.7/  3.0/  3.5 :W HARTFORD, VT

:===========================================================

:      ALBANY HSA

:IDENT    1HR   3HR   6HR  12HR  24HR  HEADWATER NAME

:======= ====  ====  ====  ====  ====  ====================

NWCN6     3.0/  4.5/  5.8/  6.4/  7.8 :NEWCOMB, NY

HOPN6     2.8/  3.1/  3.5/  4.1/  5.2 :HOPE, NY

GVVN6     2.8/  3.0/  3.3/  4.0/  5.4 :MID. GRANVILLE, NY

BTTN6     2.7/  3.8/  4.5/  5.5/  6.8 :BATTENVILLE, NY

WILM3     2.2/  2.7/  3.3/  4.2/  5.4 :WILLIAMSTOWN, MA

BNTV1     2.2/  2.5/  3.0/  3.9/  5.0 :N. BENNINGTON, VT

LTLN6     2.5/  3.5/  4.1/  4.6/  5.6 :LITTLE FALLS, NY

PTVN6     2.5/  2.8/  3.2/  3.8/  5.6 :PRATTSVILLE, NY

MTRN6     2.3/  2.7/  3.4/  4.4/  6.4 :COLD BROOK, NY

ROSN6     2.0/  3.1/  3.8/  4.5/  5.9 :ROSENDALE, NY

WAPN6     2.0/  2.6/  3.3/  4.1/  5.4 :WAPPINGER FALLS, NY

GTBM3     3.0/  4.5/  6.0/  7.0/  8.0 :GT. BARRINGTON, MA

TENN6     3.0/  4.5/  5.6/  6.9/  8.0 :GAYLORDSVILLE, CT

GAYC3     2.6/  3.1/  4.0/  5.0/  6.5 :GAYLORDSVILLE, CT

:===========================================================

:      BINGHAMTON HSA

:IDENT    1HR   3HR   6HR  12HR  24HR  HEADWATER NAME

:======= ====  ====  ====  ====  ====  ====================

FLLN6     2.4/  2.8/  3.4/  4.3/  5.5 :ITHACA, NY

ONDN6     2.0/  2.1/  2.4/  3.7/  4.8 :SYRACUSE, NY

NEIN6     1.7/  2.0/  2.2/  2.4/  3.0 :ONEIDA, NY

:===========================================================

:      BUFFALO HSA

:IDENT    1HR   3HR   6HR  12HR  24HR  HEADWATER NAME

:======= ====  ====  ====  ====  ====  ====================

GOWN6     1.8/  2.2/  2.4/  2.9/  3.5 :GOWANDA, NY

GDVN6     1.9/  2.1/  2.5/  3.1/  4.0 :GARDENVILLE, NY

LCSN6     1.9/  2.2/  2.5/  3.1/  4.0 :LANCASTER, NY

EBZN6     1.9/  2.2/  2.4/  2.9/  3.7 :EBENEZER, NY

WILN6     2.4/  2.5/  2.5/  2.9/  3.1 :WILLIAMSVILLE, NY

BTVN6     3.0/  3.3/  3.7/  4.4/  5.1 :BATAVIA, NY

WLLN6     2.3/  2.6/  2.8/  3.2/  3.8 :WELLSVILLE, NY

GRBN6     2.3/  2.7/  3.2/  4.0/  5.2 :GARBUTT, NY

CHRN6     3.0/  3.5/  4.1/  4.9/  6.2 :CHURCHVILLE, NY

BOON6     3.0/  3.2/  3.6/  4.1/  5.2 :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 250716 Z DH18/DC2507162045 /DUE/QMXC1/QMXC2/QMXC3/QMXC4

.B1 /QMXC5/QMXC6

:

:                 RAINFALL

:IDENT    0.5    1.0    1.5    2.0     3.0     5.0   LOCATION

:======= ===== ====== ====== ====== ======= =======  ================

RONDOUT   146/   348/   562/   783/  2186/  5383/ : RONDOUT RESERVOIR

CROTON    243/   684/  1144/  1727/  2983/ 11801/ : NEW CROTON DAM

W.BRANC    19/    45/    80/   121/   221/   856/ : W.BRANCH RESERVOIR

KENSICO    40/   109/   221/   333/   558/  1009/ : KENSICO

GILBOA    127/   502/  1098/  1877/  6397/ 16891/ : SCHOHARIE RESERVOIR

ASHOKAN   233/   641/  1100/  1713/  4258/ 16123/ : ASHOKAN RESERVOIR

.END

$$