Welcome to the New NWS' Forecast!
Most changes are behind the scenes, but click here for differences you might notice.

Headwater Guidance (FFH)

Issued by National Weather Service (NWS)

                            
596 
FOUS71 KTAR 162155
FFHTAR
HEADWATER FLASH FLOOD GUIDANCE
NATIONAL WEATHER SERVICE
NORTHEAST RIVER FORECAST CENTER... TAUNTON MA
403 PM EST TUE JAN 16 2018

: WATERSHED AREA AVERAGE RAINFALL IN INCHES REQUIRED
: TO EXCEED FLOOD STAGE
: HSA - HYDROLOGIC SERVICE AREA
.B TAR 180116 Z DH18/DC1801162103 /DUE/PPHCF/PPTCF/PPQCF/PPKCF/PPDCF
:
:===========================================================
:      CARIBOU HSA
:IDENT    1HR   3HR   6HR  12HR  24HR  HEADWATER NAME
:======= ====  ====  ====  ====  ====  ====================
MASM1     3.0/  4.5/  5.3/  5.7/  6.5 :MASARDIS, ME
DOVM1     2.8/  3.0/  3.1/  3.6/  3.8 :DOVER, ME
WENM1     3.0/  4.2/  4.6/  4.9/  5.6 :WEST ENFIELD, ME
:===========================================================
:      GRAY HSA
:IDENT    1HR   3HR   6HR  12HR  24HR  HEADWATER NAME
:======= ====  ====  ====  ====  ====  ====================
NANM1     2.5/  2.6/  2.7/  3.3/  3.5 :NORTH ANSON, ME
SKOM1     2.1/  2.4/  2.6/  2.9/  3.4 :SKOWHEGAN, ME
ROXM1     1.6/  1.7/  1.8/  2.1/  2.9 :ROXBURY, ME
CNWN3     2.5/  2.6/  2.7/  3.2/  3.5 :CONWAY, NH
WOON3     1.8/  1.8/  1.9/  2.2/  3.0 :WOODSTOCK, NH
RUMN3     2.1/  2.1/  2.2/  2.4/  3.0 :RUMNEY, NH
BRSN3     2.8/  2.8/  2.8/  2.9/  2.9 :BRISTOL, NH
DAVN3     2.7/  2.8/  2.9/  3.4/  4.0 :DAVISVILLE, NH
NSTN3     3.0/  3.8/  4.4/  5.1/  5.9 :N STRATFORD, NH
BETN3     2.9/  2.9/  3.0/  3.4/  4.3 :BETHLEHEM JCT, NH
PTRN3     2.6/  2.6/  2.6/  2.9/  3.2 :PETERBORO, NH
GFFN3     2.2/  2.2/  2.4/  2.8/  3.6 :GOFFSTOWN, NH
:===========================================================
:      BOSTON HSA
:IDENT    1HR   3HR   6HR  12HR  24HR  HEADWATER NAME
:======= ====  ====  ====  ====  ====  ====================
FBGM3     2.3/  2.3/  2.3/  3.0/  4.1 :FITCHBURG, MA
WGTM3     2.1/  2.2/  2.3/  2.9/  4.3 :WEST GROTON, MA
MAYM3     2.4/  2.4/  2.4/  3.8/  4.1 :MAYNARD, MA
SAXM3     1.6/  1.9/  3.3/  3.7/  4.8 :SAXONVILLE, MA
WLMM3     2.9/  3.0/  3.0/  3.8/  5.5 :WILMINGTON, MA
NRWM3     2.8/  3.0/  3.4/  4.4/  4.9 :NORWOOD, MA
DOVM3     3.0/  3.4/  3.4/  3.6/  4.6 :DOVER, MA
NBRM3     2.8/  3.0/  3.4/  4.5/  6.9 :NORTHBRIDGE, MA
WILC3     3.0/  4.1/  4.5/  4.9/  5.7 :WILLIMANTIC, CT
WSFM3     2.6/  3.3/  3.7/  4.3/  5.3 :WESTFIELD, MA
UNVC3     1.7/  1.9/  2.4/  3.9/  5.8 :UNIONVILLE, CT
:===========================================================
:      NEW YORK HSA
:IDENT    1HR   3HR   6HR  12HR  24HR  HEADWATER NAME
:======= ====  ====  ====  ====  ====  ====================
GRDN6     2.0/  2.3/  2.5/  2.7/  3.0 :GARDINER, NY
YTCC3     1.8/  2.4/  2.6/  2.8/  3.4 :YANTIC, CT
:===========================================================
:      BURLINGTON HSA
:IDENT    1HR   3HR   6HR  12HR  24HR  HEADWATER NAME
:======= ====  ====  ====  ====  ====  ====================
CZRN6     3.0/  3.0/  3.2/  4.2/  5.1 :PERRY MILLS, NY
ASFN6     1.5/  1.6/  1.6/  1.9/  2.2 :AUSABLE FORKS, NY
CENV1     2.4/  2.4/  2.4/  2.4/  2.5 :CENTER RUTLAND, VT
MONV1     2.1/  2.1/  2.2/  2.6/  3.2 :MONTPELIER, VT
MOOV1     1.6/  1.6/  1.7/  2.0/  2.7 :MORETOWN, VT
JONV1     2.3/  2.4/  2.5/  2.8/  3.2 :JOHNSON, VT
NTYV1     1.7/  1.9/  2.2/  3.0/  3.7 :NORTH TROY, VT
PASV1     2.7/  3.4/  3.7/  3.9/  4.7 :PASSUMPSIC, VT
WLRV1     2.6/  2.6/  2.6/  2.9/  3.6 :WELLS RIVER, VT
WEHV1     2.3/  2.8/  2.9/  3.0/  3.4 :W HARTFORD, VT
:===========================================================
:      ALBANY HSA
:IDENT    1HR   3HR   6HR  12HR  24HR  HEADWATER NAME
:======= ====  ====  ====  ====  ====  ====================
NWCN6     3.0/  4.5/  4.9/  5.0/  5.6 :NEWCOMB, NY
HOPN6     2.2/  2.3/  2.5/  2.6/  3.1 :HOPE, NY
GVVN6     1.8/  1.9/  2.0/  2.0/  2.7 :MID. GRANVILLE, NY
BTTN6     2.1/  2.7/  3.0/  3.2/  3.8 :BATTENVILLE, NY
WILM3     1.3/  1.6/  1.8/  2.3/  2.8 :WILLIAMSTOWN, MA
BNTV1     1.5/  1.6/  1.7/  2.0/  2.3 :N. BENNINGTON, VT
LTLN6     2.2/  2.9/  3.2/  3.4/  4.0 :LITTLE FALLS, NY
PTVN6     2.1/  2.3/  2.5/  2.9/  4.4 :PRATTSVILLE, NY
MTRN6     1.9/  2.1/  2.4/  2.8/  4.0 :COLD BROOK, NY
ROSN6     1.7/  2.6/  2.9/  3.2/  3.9 :ROSENDALE, NY
WAPN6     2.2/  2.7/  3.4/  4.2/  5.5 :WAPPINGER FALLS, NY
GTBM3     3.0/  4.2/  4.5/  4.8/  5.5 :GT. BARRINGTON, MA
TENN6     3.0/  4.1/  4.4/  4.9/  5.9 :GAYLORDSVILLE, CT
GAYC3     2.0/  2.2/  2.2/  2.4/  3.1 :GAYLORDSVILLE, CT
:===========================================================
:      BINGHAMTON HSA
:IDENT    1HR   3HR   6HR  12HR  24HR  HEADWATER NAME
:======= ====  ====  ====  ====  ====  ====================
FLLN6     2.1/  2.3/  2.5/  3.0/  3.6 :ITHACA, NY
ONDN6     1.7/  1.8/  1.9/  2.2/  2.8 :SYRACUSE, NY
NEIN6     1.5/  1.8/  1.9/  2.1/  2.5 :ONEIDA, NY
:===========================================================
:      BUFFALO HSA
:IDENT    1HR   3HR   6HR  12HR  24HR  HEADWATER NAME
:======= ====  ====  ====  ====  ====  ====================
GOWN6     1.6/  1.9/  2.0/  2.2/  2.3 :GOWANDA, NY
GDVN6     1.1/  1.3/  1.5/  1.8/  2.2 :GARDENVILLE, NY
LCSN6     1.1/  1.3/  1.4/  1.7/  2.1 :LANCASTER, NY
EBZN6     1.2/  1.4/  1.5/  1.8/  2.2 :EBENEZER, NY
WILN6     1.5/  1.5/  1.5/  1.8/  1.9 :WILLIAMSVILLE, NY
BTVN6     1.9/  1.9/  2.0/  2.1/  2.4 :BATAVIA, NY
WLLN6     1.4/  1.7/  1.8/  1.9/  2.2 :WELLSVILLE, NY
GRBN6     1.9/  2.2/  2.2/  2.4/  2.7 :GARBUTT, NY
CHRN6     2.0/  2.2/  2.3/  2.3/  2.5 :CHURCHVILLE, NY
BOON6     2.7/  2.7/  2.7/  2.8/  3.3 :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 180116 Z DH18/DC1801162127 /DUE/QMXC1/QMXC2/QMXC3/QMXC4
.B1 /QMXC5/QMXC6
:
:                 RAINFALL
:IDENT    0.5    1.0    1.5    2.0     3.0     5.0   LOCATION
:======= ===== ====== ====== ====== ======= =======  ================
RONDOUT   345/   613/   883/  1488/  3083/  6347/ : RONDOUT RESERVOIR
CROTON   1011/  1737/  2526/  3339/  6905/ 17780/ : NEW CROTON DAM
W.BRANC   132/   202/   278/   358/   652/  2012/ : W.BRANCH RESERVOIR
KENSICO    39/   107/   218/   330/   555/  1005/ : KENSICO
GILBOA   2065/  3145/  5616/  8367/ 14028/ 25561/ : SCHOHARIE RESERVOIR
ASHOKAN  2185/  3288/  4413/  6944/ 13220/ 26177/ : ASHOKAN RESERVOIR
.END
$$