Hydrometeorological Discussion
Issued by NWS Northeast RFC

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AGUS71 KTAR 281747
HMDTAR
HYDROMETEOROLOGICAL DISCUSSION
NATIONAL WEATHER SERVICE
NORTHEAST RIVER FORECAST CENTER...TAUNTON...MA
1247 PM EST FRI NOV 28 2014

HYDROMETEOROLOGICAL DISCUSSION:
:
16Z ( 11 AM EST ) MSAS ANALYSIS SHOWS AN INVERTED TROUGH EXITING
THE SOUTHEAST NEW ENGLAND COASTLINE. HIGH PRESSURE IS CENTERED
OVER THE UPPER TENNESSEE RIVER VALLEY. OVER THE NEXT 48 HOURS...
THE HIGH PRESSURE SYSTEM ACROSS THE TENNESSEE RIVER VALLEY WILL
PUSH EAST...EVENTUALLY RESULTING IN A SOUTHERLY FLOW OF MILDER AIR
BY THE LATTER HALF OF THE WEEKEND. UNTIL THEN...SOME SNOWSHOWERS
WILL CONTINUE IN THE LEE OF THE GREAT LAKES AND ACROSS THE
MOUNTAINS OF NORTHERN NEW YORK STATE AND NORTHERN NEW ENGLAND.
NONE OF THE PRECIPITATION SHOULD BE ALL THAT HEAVY ALTHOUGH JUST
EAST OF LAKE ONTARIO...BASIN AVERAGE MELTED EQUIVALENTS COULD
EXCEED 0.25 INCHES THROUGH SATURDAY MORNING.
:
OVER THE PAST 24-HOUR PERIOD ENDING AT 7 AM EST THIS FRIDAY
MORNING...PRECIPITATION WAS WIDESPREAD ACROSS THE SEVEN STATE
REGION OF NEW ENGLAND AND NEW YORK STATE. MOST OF THIS
PRECIPITATION WAS LIGHT WITH BASIN AVERAGE MELTED EQUIVALENTS NEAR
OR LESS THAN 0.10 INCHES. THE EXCEPTIONS WERE FOUND ACROSS CAPE
COD IN SOUTHEAST MASSACHUSETTS AND TO THE EAST OF LAKES ERIE AND
ONTARIO WHERE AMOUNTS LOCALLY EXCEEDED 0.25 INCHES.
:
THE HEAVIEST SNOWFALL OVER THE PAST 24 HOURS OCCURRED ACROSS
WESTERN NEW YORK STATE WHERE 3 TO 6 INCHES WERE COMMON WEST OF THE
GENESEE RIVER VALLEY INCLUDING ACROSS THE GREATER BUFFALO
METROPOLITAN AREA. THE HIGHEST POINT SNOWFALL TOTAL REPORTED INTO
THE NERFC FOR THE PAST 24-HOUR PERIOD ENDING AT 7 AM EST THIS
MORNING CAME FROM WESTERN NEW YORK STATE WHERE COLDEN REPORTED 7.3
FRESH INCHES OF THE WHITE STUFF.
:
HYDROLOGIC DISCUSSION:
:
MINOR RISES WERE BEING SEEN ON SOME OF THE SLOWER RESPONDING
RIVERS IN SOUTHEASTERN NEW ENGLAND FRIDAY MORNING. RIVER LEVELS
ELSEWHERE WERE GENERALLY STEADY OR FALLING.
:
COLD WEATHER EXPECTED THROUGH SATURDAY WILL ALLOW THE RIVERS THAT
ARE STILL RISING TO CREST...AND OTHER RIVERS WILL REMAIN STEADY OR
RECEDE. WARMING TEMPERATURES LATER IN THE WEEKEND WILL LEAD TO
MINOR RISES FOR THE START OF THE WORK WEEK.
:
ACCORDING TO THE USGS WATER WATCH WEBPAGE...7-DAY AVERAGE
STREAMFLOWS ACROSS THE NERFC REGION ARE GENERALLY NORMAL TO BELOW
NORMAL FOR LATE NOVEMBER. EXCEPTIONS TO THIS TREND ARE IN WESTERN
AND NORTHERN NEW YORK AND SOUTHEASTERN NEW ENGLAND...WHERE
RAINFALL AND SNOW MELT HAS RAISED FLOWS ABOVE SEASONAL NORMAL
LEVELS.

:
FLOOD OUTLOOK DISCUSSION:
:
THE NERFC FLOOD POTENTIAL OUTLOOK GRAPHIC IS SHOWING THAT
SIGNIFICANT RIVER FLOODING IS NOT EXPECTED IN THE NORTHEASTERN
UNITED STATES OVER THE NEXT FIVE DAYS.
:
THE FLOOD OUTLOOK GRAPHIC IS AVAILABLE ON THE WEB AT:
:
HTTP://WWW.WEATHER.GOV/NERFC/FOP
:
ADDITIONAL WATER AND WEATHER RELATED INFORMATION CAN BE FOUND ON
THE NWS/NERFC HOME PAGE AT http://www.nws.noaa.gov/er/nerfc
:
$$
:
THIS TEXT PRODUCT WILL BE DISCONTINUED EFFECTIVE DECEMBER 2 2014.
IT WILL BE REPLACED BY A PRODUCT AVAILABLE ON OUR WEBSITE AT
HTTP://WWW.WEATHER.GOV/NERFC/BRIEFINGS
:
HYDROMETEOROLOGICAL DISCUSSION:         RON HORWOOD
HYDROLOGIC DISCUSSION:                  JEFF OUELLET





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