Hydrometeorological Discussion
Issued by NWS Northeast RFC

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AGUS71 KTAR 271520
HMDTAR
HYDROMETEOROLOGICAL DISCUSSION
NATIONAL WEATHER SERVICE
NORTHEAST RIVER FORECAST CENTER...TAUNTON...MA
1118 AM EDT SUN JUL 27 2014

HYDROMETEOROLOGICAL DISCUSSION:
:
A DISTURBANCE MOVING THROUGH NEW YORK STATE THIS MORNING HAS
TRIGGERED A LINE OF SHOWERS AND THUNDERSTORMS.  THESE STORMS HAVE
BEEN RESPONSIBLE FOR LOCALLY HEAVY RAINFALL AS THEY MOVED ACROSS
WESTERN AND CENTRAL NEW YORK.  TOTALS IN EXCESS OF 1 INCH INCLUDED
ROCHESTER, NY WITH 1.06 INCHES AND LOWVILLE, NY WITH 1.05 INCHES.

:
THIS LINE OF SHOWERS AND THUNDERSTORMS WILL LIFT EAST-NORTHEAST
TODAY PRODUCING BASIN AVERAGE AMOUNTS THROUGH THE EARLY EVENING
HOURS OF 0.25 TO 0.50 INCHES AS IT MOVES THROUGH CENTRAL AND
NORTHERN NEW ENGLAND.
:
AN INTENSIFYING LOW WILL MOVE INTO WESTERN NEW YORK AFTER MIDNIGHT
AND ACROSS EASTERN NEW YORK AND WESTERN NEW ENGLAND SUNDAY
DRAGGING A COLD FRONT SLOWLY EAST ACROSS THE REGION.  NUMEROUS
SHOWERS AND THUNDERSTORMS ARE FORECAST TO DEVELOP IN ADVANCE OF
THIS STORM WITH LOCALIZED BASIN AVERAGE AMOUNTS OF 0.50 TO 1.50
INCHES FROM THE BUFFALO CREEKS TO WESTERN MAINE.  AMOUNTS OF 0.25
TO 0.50 INCHES ARE FORECAST FOR BASINS IN THE COASTAL PLAIN.
:
HYDROLOGIC DISCUSSION:
:
THE RIVERS ACROSS NEW ENGLAND AND NEW YORK ARE RECEDING THIS
SUNDAY MORNING.  THIS DOWNWARD TREND WILL COME TO AN END TODAY FOR
MUCH OF THE REGION AS SHOWERS AND THUNDERSTORMS MOVING THROUGH
THE NORTHEAST SUNDAY AND MONDAY WILL LIKELY CAUSE MINOR RISES ON
MANY OF THE RIVERS OVER THE NEXT 48-72 HOURS.
:
ACCORDING TO THE USGS WATERWATCH WEBPAGE, 7-DAY AVERAGE
STREAMFLOWS ARE IN THE NORMAL TO ABOVE NORMAL RANGE FOR THIS TIME
OF YEAR FOR MOST OF THE REGION. DRIER CONDITIONS ARE BEING SEEN IN
PORTIONS OF SOUTHERN NEW ENGLAND AND EXTREME NORTHERN MAINE WHERE
BELOW NORMAL FLOWS ARE BEING REPORTED.
:
FLOOD OUTLOOK DISCUSSION:
:
THE NERFC FLOOD POTENTIAL OUTLOOK GRAPHIC INDICATES SIGNIFICANT
RIVER FLOODING IS NOT EXPECTED IN THE NORTHEASTERN UNITED STATES
DURING 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
:
$$
:
HYDROMETEOROLOGICAL DISCUSSION:       DAVID VALLEE
HYDROLOGIC DISCUSSION:                ALISON MACNEIL




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