HYDROMETEOROLOGICAL DISCUSSION
MIDDLE ATLANTIC RIVER FORECAST CENTER
NATIONAL WEATHER SERVICE STATE COLLEGE PA
834 PM EDT SAT OCT 24 2009

A COLD FRONT MOVED ACROSS THE MID ATLANTIC REGION TODAY ACCOMPANIED BY
SHOWERS AND THUNDERSTORMS. THE RAIN FELL VERY HEAVY AT TIMES WITH THE
HEAVIEST RAINFALL AMOUNTS EXTENDING FROM CENTRAL AND EASTERN NEW YORK
SOUTHWARD INTO PENNSYLVANIA, NEW JERSEY, MARYLAND AND EASTERN
VIRGINIA. A LIST OF THE HIGHEST OBSERVED RAINFALL AMOUNTS FROM 12Z
SATURDAY THROUGH 00Z SUNDAY:

RAIN COUNTY STATE LOCATION
3.00 Greene NY Tannersville F/P Pre
2.86 Ulster NY Ashokan 5E (Rsvr Eas
2.81 Ulster NY Shokan
2.53 Ulster NY Slide Mountain
2.45 Ulster NY Naponoch 5 NW
2.43 Ulster NY Rondout Reservoir
2.17 Sullivan NY Claryville
2.16 Chester PA Northbrook
2.10 Otsego NY Oneonta
2.10 Otsego NY Worcester 1S
2.09 Ulster NY Denning
2.06 Otsego NY Edmeston 3WSW
2.03 Susquehanna PA Susquehanna GOES
2.01 Sullivan PA Nordmont IFLOWS
1.94 Snyder PA Beavertown GOES

THE SHOWERS AND THUNDERSTORMS WILL MOVE OFF THE EAST COAST BY
MIDNIGHT. ADDITIONAL RAINFALL IS EXPECTED TO RANGE FROM A TENTH
/0.10/ TO SEVEN TENTHS /0.70/ OF AN INCH WITH THE HIGHEST AMOUNTS
ACROSS THE EASTERN PASSAIC RIVER BASIN.

HIGH PRESSURE WILL FOLLOW SUNDAY AND BRING FAIR AND DRY WEATHER
THROUGH 00Z TUESDAY.

MARFC IS UPDATING RIVER AND STREAM FORECASTS AT THIS TIME. NEW
GUIDANCE WILL BE ISSUED SHORTLY. IF ANY WFO'S HAVE ANY QUESTIONS OR
CONCERNS, JUST CALL.
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