Headwater Guidance
Issued by NWS Northeast RFC

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000
FOUS71 KTAR 202031
FFHTAR
HEADWATER FLASH FLOOD GUIDANCE
NATIONAL WEATHER SERVICE
NORTHEAST RIVER FORECAST CENTER... TAUNTON MA
403 PM EDT SAT SEP 20 2014

: WATERSHED AREA AVERAGE RAINFALL IN INCHES REQUIRED
: TO EXCEED FLOOD STAGE
: HSA - HYDROLOGIC SERVICE AREA
.B TAR 140920 Z DH18/DC1409202003 /DUE/PPHCF/PPTCF/PPQCF/PPKCF/PPDCF
:
:===========================================================
:      CARIBOU HSA
:IDENT    1HR   3HR   6HR  12HR  24HR  HEADWATER NAME
:======= ====  ====  ====  ====  ====  ====================
MASM1     3.0/  4.5/  5.4/  6.2/  7.5 :MASARDIS, ME
DOVM1     3.0/  3.5/  4.0/  5.2/  6.3 :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/  3.6/  4.2/  5.8/  7.1 :NORTH ANSON, ME
SKOM1     2.7/  3.4/  4.0/  4.7/  6.1 :SKOWHEGAN, ME
ROXM1     2.0/  2.3/  2.9/  4.1/  5.8 :ROXBURY, ME
CNWN3     3.0/  3.3/  4.1/  5.6/  7.1 :CONWAY, NH
WOON3     1.9/  2.0/  2.1/  2.6/  3.7 :WOODSTOCK, NH
RUMN3     3.0/  3.3/  3.5/  4.0/  5.0 :RUMNEY, NH
BRSN3     3.0/  3.9/  4.0/  4.4/  4.8 :BRISTOL, NH
DAVN3     3.0/  3.5/  4.1/  5.4/  6.7 :DAVISVILLE, NH
NSTN3     2.8/  4.1/  4.9/  6.0/  7.2 :N STRATFORD, NH
BETN3     2.9/  3.0/  3.1/  3.7/  4.8 :BETHLEHEM JCT, NH
:===========================================================
:      BOSTON HSA
:IDENT    1HR   3HR   6HR  12HR  24HR  HEADWATER NAME
:======= ====  ====  ====  ====  ====  ====================
PTRN3     3.0/  4.3/  4.8/  5.7/  6.8 :PETERBORO, NH
GFFN3     3.0/  3.7/  4.4/  5.3/  6.9 :GOFFSTOWN, NH
FBGM3     3.0/  3.5/  4.3/  6.3/  8.0 :FITCHBURG, MA
WGTM3     3.0/  4.2/  5.1/  6.6/  8.0 :WEST GROTON, MA
MAYM3     2.9/  3.0/  4.2/  6.8/  8.0 :MAYNARD, MA
SAXM3     1.8/  3.7/  5.2/  7.0/  8.0 :SAXONVILLE, MA
WLMM3     3.0/  3.9/  4.8/  6.6/  8.0 :WILMINGTON, MA
NRWM3     3.0/  4.5/  6.0/  7.0/  8.0 :NORWOOD, MA
DOVM3     3.0/  4.5/  5.1/  7.0/  8.0 :DOVER, MA
NBRM3     3.0/  4.2/  5.5/  7.0/  8.0 :NORTHBRIDGE, MA
WILC3     3.0/  4.5/  6.0/  7.0/  8.0 :WILLIMANTIC, CT
WSFM3     3.0/  4.5/  5.9/  7.0/  8.0 :WESTFIELD, MA
UNVC3     2.7/  3.1/  5.0/  7.0/  8.0 :UNIONVILLE, CT
:===========================================================
:      NEW YORK HSA
:IDENT    1HR   3HR   6HR  12HR  24HR  HEADWATER NAME
:======= ====  ====  ====  ====  ====  ====================
GRDN6     2.8/  3.6/  4.9/  6.2/  8.0 :GARDINER, NY
YTCC3     3.0/  4.2/  5.4/  6.7/  8.0 :YANTIC, CT
:===========================================================
:      BURLINGTON HSA
:IDENT    1HR   3HR   6HR  12HR  24HR  HEADWATER NAME
:======= ====  ====  ====  ====  ====  ====================
CZRN6     3.0/  4.4/  4.8/  6.4/  8.0 :PERRY MILLS, NY
ASFN6     1.6/  1.7/  1.8/  2.3/  2.8 :AUSABLE FORKS, NY
CENV1     3.0/  3.3/  3.4/  3.6/  4.4 :CENTER RUTLAND, VT
MONV1     2.3/  2.6/  3.6/  4.4/  6.3 :MONTPELIER, VT
MOOV1     2.3/  2.4/  2.6/  3.0/  3.9 :MORETOWN, VT
JONV1     2.2/  2.4/  2.8/  3.2/  4.0 :JOHNSON, VT
NTYV1     1.6/  1.8/  2.5/  3.6/  4.7 :NORTH TROY, VT
PASV1     2.7/  3.8/  4.6/  5.7/  7.1 :PASSUMPSIC, VT
WLRV1     2.8/  2.9/  3.1/  3.9/  5.2 :WELLS RIVER, VT
WEHV1     2.5/  3.1/  3.4/  3.7/  4.4 :W HARTFORD, VT
:===========================================================
:      ALBANY HSA
:IDENT    1HR   3HR   6HR  12HR  24HR  HEADWATER NAME
:======= ====  ====  ====  ====  ====  ====================
NWCN6     2.8/  3.1/  3.5/  4.0/  4.8 :NEWCOMB, NY
HOPN6     2.4/  2.6/  3.0/  3.4/  4.2 :HOPE, NY
GVVN6     2.4/  2.7/  3.2/  4.1/  5.7 :MID. GRANVILLE, NY
BTTN6     2.4/  3.4/  4.1/  5.1/  6.3 :BATTENVILLE, NY
WILM3     2.1/  2.7/  3.3/  4.2/  5.5 :WILLIAMSTOWN, MA
BNTV1     2.1/  2.4/  3.1/  4.2/  5.5 :N. BENNINGTON, VT
LTLN6     2.4/  3.4/  3.9/  4.4/  5.3 :LITTLE FALLS, NY
PTVN6     2.9/  3.4/  4.2/  5.1/  7.0 :PRATTSVILLE, NY
MTRN6     3.0/  3.5/  4.7/  5.9/  8.0 :COLD BROOK, NY
ROSN6     2.6/  3.9/  4.8/  5.9/  7.8 :ROSENDALE, NY
WAPN6     2.7/  3.5/  4.8/  6.3/  8.0 :WAPPINGER FALLS, NY
GTBM3     3.0/  4.5/  6.0/  7.0/  8.0 :GT. BARRINGTON, MA
TENN6     3.0/  4.5/  6.0/  7.0/  8.0 :GAYLORDSVILLE, CT
GAYC3     3.0/  3.6/  4.2/  4.9/  6.0 :GAYLORDSVILLE, CT
:===========================================================
:      BINGHAMTON HSA
:IDENT    1HR   3HR   6HR  12HR  24HR  HEADWATER NAME
:======= ====  ====  ====  ====  ====  ====================
FLLN6     2.1/  2.4/  2.9/  3.7/  4.7 :ITHACA, NY
ONDN6     2.0/  2.1/  2.5/  4.0/  5.3 :SYRACUSE, NY
NEIN6     1.6/  2.0/  2.2/  2.6/  3.3 :ONEIDA, NY
:===========================================================
:      BUFFALO HSA
:IDENT    1HR   3HR   6HR  12HR  24HR  HEADWATER NAME
:======= ====  ====  ====  ====  ====  ====================
GOWN6     1.9/  2.4/  2.7/  3.3/  4.1 :GOWANDA, NY
GDVN6     1.8/  2.0/  2.3/  2.8/  3.6 :GARDENVILLE, NY
LCSN6     1.8/  2.1/  2.6/  3.3/  4.4 :LANCASTER, NY
EBZN6     1.3/  1.7/  1.9/  2.4/  3.2 :EBENEZER, NY
WILN6     1.9/  2.0/  2.1/  2.5/  2.8 :WILLIAMSVILLE, NY
BTVN6     2.6/  2.8/  3.3/  4.1/  5.0 :BATAVIA, NY
WLLN6     2.6/  3.0/  3.4/  4.0/  4.9 :WELLSVILLE, NY
GRBN6     2.4/  2.9/  3.5/  4.3/  5.6 :GARBUTT, NY
CHRN6     2.7/  3.2/  3.7/  4.3/  5.4 :CHURCHVILLE, NY
BOON6     3.0/  3.4/  4.0/  4.8/  6.3 :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 140920 Z DH18/DC1409202029 /DUE/QMXC1/QMXC2/QMXC3/QMXC4
.B1 /QMXC5/QMXC6
:
:                 RAINFALL
:IDENT    0.5    1.0    1.5    2.0     3.0     5.0   LOCATION
:======= ===== ====== ====== ====== ======= =======  ================
RONDOUT    10/    71/   162/   280/   564/  3394/ : RONDOUT RESERVOIR
CROTON    161/   315/   472/   698/  1357/  2951/ : NEW CROTON DAM
W.BRANC     9/    18/    32/    59/   120/   273/ : W.BRANCH RESERVOIR
KENSICO     2/     8/    25/    91/   304/   748/ : KENSICO
GILBOA     69/   170/   395/   788/  2692/ 13275/ : SCHOHARIE RESERVOIR
ASHOKAN   117/   168/   348/   659/  1400/  7839/ : ASHOKAN RESERVOIR
.END
$$



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