Headwater Guidance
Issued by NWS Northeast RFC

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000
FOUS71 KTAR 201636
FFHTAR
HEADWATER FLASH FLOOD GUIDANCE
NATIONAL WEATHER SERVICE
NORTHEAST RIVER FORECAST CENTER... TAUNTON MA
1135 AM EST MON FEB 20 2017

: WATERSHED AREA AVERAGE RAINFALL IN INCHES REQUIRED
: TO EXCEED FLOOD STAGE
: HSA - HYDROLOGIC SERVICE AREA
.B TAR 170220 Z DH12/DC1702201635 /DUE/PPHCF/PPTCF/PPQCF/PPKCF/PPDCF
:
:===========================================================
:      CARIBOU HSA
:IDENT    1HR   3HR   6HR  12HR  24HR  HEADWATER NAME
:======= ====  ====  ====  ====  ====  ====================
MASM1     3.0/  4.5/  5.9/  6.3/  7.2 :MASARDIS, ME
DOVM1     3.0/  3.6/  3.7/  4.2/  4.5 :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/  3.7/  3.9/  4.8/  5.2 :NORTH ANSON, ME
SKOM1     2.4/  2.9/  3.2/  3.6/  4.5 :SKOWHEGAN, ME
ROXM1     2.1/  2.2/  2.2/  2.6/  3.6 :ROXBURY, ME
CNWN3     2.7/  2.9/  3.5/  4.6/  5.9 :CONWAY, NH
WOON3     2.4/  2.4/  2.5/  2.9/  4.0 :WOODSTOCK, NH
RUMN3     2.6/  2.6/  2.7/  2.9/  3.7 :RUMNEY, NH
BRSN3     3.0/  3.4/  3.5/  3.8/  4.1 :BRISTOL, NH
DAVN3     2.9/  3.2/  3.6/  4.7/  5.9 :DAVISVILLE, NH
NSTN3     3.0/  4.4/  5.0/  5.9/  7.0 :N STRATFORD, NH
BETN3     2.9/  2.9/  3.1/  3.5/  4.7 :BETHLEHEM JCT, NH
PTRN3     3.0/  3.4/  3.5/  4.0/  4.9 :PETERBORO, NH
GFFN3     2.3/  2.4/  2.7/  3.1/  4.5 :GOFFSTOWN, NH
:===========================================================
:      BOSTON HSA
:IDENT    1HR   3HR   6HR  12HR  24HR  HEADWATER NAME
:======= ====  ====  ====  ====  ====  ====================
FBGM3     2.4/  2.4/  2.5/  3.5/  5.0 :FITCHBURG, MA
WGTM3     2.2/  2.4/  2.5/  3.2/  5.3 :WEST GROTON, MA
MAYM3     2.5/  2.5/  2.5/  3.8/  5.1 :MAYNARD, MA
SAXM3     1.6/  1.8/  3.1/  3.4/  4.8 :SAXONVILLE, MA
WLMM3     2.9/  3.1/  3.1/  4.0/  6.7 :WILMINGTON, MA
NRWM3     2.2/  3.8/  4.3/  6.1/  7.5 :NORWOOD, MA
DOVM3     3.0/  3.4/  3.4/  3.6/  4.9 :DOVER, MA
NBRM3     2.7/  2.9/  3.2/  4.2/  7.1 :NORTHBRIDGE, MA
WILC3     3.0/  4.3/  4.8/  5.1/  6.6 :WILLIMANTIC, CT
WSFM3     2.9/  3.6/  4.3/  5.0/  6.5 :WESTFIELD, MA
UNVC3     1.8/  2.0/  2.8/  4.8/  8.0 :UNIONVILLE, CT
:===========================================================
:      NEW YORK HSA
:IDENT    1HR   3HR   6HR  12HR  24HR  HEADWATER NAME
:======= ====  ====  ====  ====  ====  ====================
GRDN6     1.8/  2.1/  2.2/  2.4/  3.0 :GARDINER, NY
YTCC3     1.6/  2.3/  2.5/  2.7/  3.8 :YANTIC, CT
:===========================================================
:      BURLINGTON HSA
:IDENT    1HR   3HR   6HR  12HR  24HR  HEADWATER NAME
:======= ====  ====  ====  ====  ====  ====================
CZRN6     2.9/  3.0/  3.3/  4.5/  5.7 :PERRY MILLS, NY
ASFN6     1.4/  1.5/  1.5/  1.9/  2.3 :AUSABLE FORKS, NY
CENV1     2.3/  2.3/  2.4/  2.4/  2.9 :CENTER RUTLAND, VT
MONV1     2.0/  2.1/  2.3/  3.1/  4.0 :MONTPELIER, VT
MOOV1     1.4/  1.4/  1.6/  1.9/  2.7 :MORETOWN, VT
JONV1     2.3/  2.4/  2.7/  2.9/  3.4 :JOHNSON, VT
NTYV1     1.5/  1.8/  2.2/  3.0/  3.9 :NORTH TROY, VT
PASV1     3.0/  3.8/  4.3/  4.8/  5.8 :PASSUMPSIC, VT
WLRV1     2.4/  2.5/  2.5/  2.9/  3.9 :WELLS RIVER, VT
WEHV1     2.0/  2.5/  2.7/  2.9/  3.4 :W HARTFORD, VT
:===========================================================
:      ALBANY HSA
:IDENT    1HR   3HR   6HR  12HR  24HR  HEADWATER NAME
:======= ====  ====  ====  ====  ====  ====================
NWCN6     2.9/  3.1/  3.3/  3.5/  4.1 :NEWCOMB, NY
HOPN6     2.3/  2.4/  2.6/  2.7/  3.3 :HOPE, NY
GVVN6     1.8/  1.9/  2.1/  2.5/  3.5 :MID. GRANVILLE, NY
BTTN6     2.0/  2.7/  3.1/  3.6/  4.5 :BATTENVILLE, NY
WILM3     1.5/  1.9/  2.2/  2.8/  3.6 :WILLIAMSTOWN, MA
BNTV1     1.8/  1.9/  2.1/  2.7/  3.3 :N. BENNINGTON, VT
LTLN6     1.7/  2.4/  2.8/  2.9/  3.7 :LITTLE FALLS, NY
PTVN6     1.7/  1.8/  2.1/  2.3/  3.6 :PRATTSVILLE, NY
MTRN6     1.9/  2.1/  2.4/  2.9/  4.7 :COLD BROOK, NY
ROSN6     1.7/  2.6/  3.0/  3.3/  4.4 :ROSENDALE, NY
WAPN6     2.0/  2.6/  3.1/  3.7/  4.7 :WAPPINGER FALLS, NY
GTBM3     3.0/  4.5/  5.2/  5.8/  7.2 :GT. BARRINGTON, MA
TENN6     3.0/  4.2/  4.5/  5.1/  6.8 :GAYLORDSVILLE, CT
GAYC3     2.2/  2.7/  3.1/  3.6/  5.0 :GAYLORDSVILLE, CT
:===========================================================
:      BINGHAMTON HSA
:IDENT    1HR   3HR   6HR  12HR  24HR  HEADWATER NAME
:======= ====  ====  ====  ====  ====  ====================
FLLN6     1.5/  1.7/  1.9/  2.1/  2.8 :ITHACA, NY
ONDN6     1.4/  1.4/  1.5/  1.9/  2.6 :SYRACUSE, NY
NEIN6     1.1/  1.3/  1.5/  1.5/  2.0 :ONEIDA, NY
:===========================================================
:      BUFFALO HSA
:IDENT    1HR   3HR   6HR  12HR  24HR  HEADWATER NAME
:======= ====  ====  ====  ====  ====  ====================
GOWN6     1.2/  1.5/  1.6/  1.8/  2.0 :GOWANDA, NY
GDVN6     0.9/  1.1/  1.3/  1.6/  2.1 :GARDENVILLE, NY
LCSN6     0.8/  1.0/  1.2/  1.4/  1.9 :LANCASTER, NY
EBZN6     0.8/  1.1/  1.2/  1.5/  1.9 :EBENEZER, NY
WILN6     1.3/  1.3/  1.4/  1.6/  1.8 :WILLIAMSVILLE, NY
BTVN6     1.6/  1.6/  1.7/  1.8/  2.0 :BATAVIA, NY
WLLN6     1.1/  1.4/  1.5/  1.6/  1.9 :WELLSVILLE, NY
GRBN6     1.7/  2.0/  2.1/  2.3/  2.6 :GARBUTT, NY
CHRN6     1.8/  2.1/  2.2/  2.3/  2.6 :CHURCHVILLE, NY
BOON6     3.0/  3.1/  3.2/  3.4/  4.1 :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 170220 Z DH12/DC1702201636 /DUE/QMXC1/QMXC2/QMXC3/QMXC4
.B1 /QMXC5/QMXC6
:
:                 RAINFALL
:IDENT    0.5    1.0    1.5    2.0     3.0     5.0   LOCATION
:======= ===== ====== ====== ====== ======= =======  ================
RONDOUT   832/  1162/  1829/  2685/  4402/  7873/ : RONDOUT RESERVOIR
CROTON   1458/  2310/  3208/  4119/  9380/ 20895/ : NEW CROTON DAM
W.BRANC   154/   232/   315/   400/   812/  2251/ : W.BRANCH RESERVOIR
KENSICO    48/   139/   251/   364/   589/  1039/ : KENSICO
GILBOA   2124/  3413/  6020/  8767/ 14357/ 25699/ : SCHOHARIE RESERVOIR
ASHOKAN  1985/  3086/  4211/  6032/ 10438/ 19618/ : ASHOKAN RESERVOIR
.END
$$



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