THE HYDROMETEOROLOGICAL PREDICTION CENTER

CAMP SPRINGS, MD


STORM SUMMARY MESSAGE



STORM SUMMARY NUMBER 1 FOR EASTERN U.S. LATE WINTER STORM 
NWS HYDROMETEOROLOGICAL PREDICTION CENTER CAMP SPRINGS MD  
500 AM EDT FRI MAR 16 2007  
  
...LATE SEASON WINTER STORM ORGANIZING IN THE SOUTHEASTERN U.S....


WINTER STORM WARNINGS ARE IN EFFECT FOR NORTHEASTERN WEST
VIRGINIA...WESTERN MARYLAND...MUCH OF PENNSYLVANIA...NORTHERN NEW
JERSEY...CENTRAL AND EASTERN NEW YORK...MOST OF
CONNECTICUT...NORTHERN RHODE ISLAND...CENTRAL AND NORTHEASTERN
MASSACHUSETTS...NEW HAMPSHIRE...MUCH OF VERMONT...AND MAINE.

HEAVY SNOW WARNINGS ARE IN EFFECT FOR PORTIONS OF EASTERN NEW
YORK...SOUTHERN VERMONT...AND NORTHWESTERN MASSACHUSETTS.

FREEZING RAIN ADVISORIES ARE IN EFFECT FOR PORTIONS OF WESTERN
VIRGINIA AND EASTERN WEST VIRGINIA.

SNOW ADVISORIES ARE IN EFFECT FOR PORTIONS OF WESTERN AND CENTRAL
NEW YORK...WESTERN PENNSYLVANIA...EASTERN OHIO...AND NORTHERN WEST
VIRGINIA.

A WINTER WEATHER ADVISORY IS IN EFFECT FOR EXTREME NORTHERN NEW
YORK STATE AND EASTERN LONG ISLAND...SOUTHEASTERN
CONNECTICUT...SOUTHERN RHODE ISLAND...CENTRAL NEW JERSEY...AND
EASTERN PENNSYLVANIA.

WINTER STORM WATCHES ARE IN EFFECT FOR EASTERN WEST
VIRGINIA...NORTHWESTERN VIRGINIA...WESTERN AND CENTRAL
MARYLAND...AND SOUTH CENTRAL PENNSYLVANIA.

FLOOD AND FLASH FLOOD WARNINGS ARE IN EFFECT FOR PORTIONS OF
INDIANA...OHIO...WESTERN PENNSYLVANIA...CENTRAL NEW YORK...COASTAL
SOUTH CAROLINA...AND COASTAL GEORGIA.

FLOOD WATCHES ARE IN EFFECT FOR NORTHERN NORTH CAROLINA...MOST OF
VIRGINIA...EASTERN MARYLAND...THE DISTRICT OF
COLUMBIA...DELAWARE...SOUTHEASTERN PENNSYLVANIA...SOUTHERN NEW
JERSEY...SOUTHERN RHODE ISLAND...AND SOUTHEASTERN MASSACHUSETTS.

A COLD FRONT HAS PUSHED ITS WAY SOUTHWARD INTO THE SOUTHEAST
U.S....USHERING IN COLDER AIR BEHIND IT FROM THE NORTHEAST INTO
THE MID-ATLANTIC STATES. THIS HAS REPLACED THE VERY WARM
TEMPERATURES OVER THE PAST TWO DAYS...AND HAS SET THE STAGE FOR A
MAJOR WINTER STORM FOR PORTIONS OF THE NORTHEAST U.S. TODAY INTO
SATURDAY. 

AT 500 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR SHOWED A
BAND OF LIGHT AND MODERATE RAIN STREAMING NORTHEASTWARD THROUGH
THE MID-ATLANTIC STATES AND INTO SOUTHERN NEW ENGLAND. A 1007 MB
AREA OF LOW PRESSURE...LOCATED NORTHEAST OF ATLANTA GEORGIA...WAS
MOVING NORTHEASTWARD ALONG THE FRONT.  THIS AREA OF LOW PRESSURE
WILL CONTINUE TO DEEPEN AS IT MOVES NORTHEASTWARD TOWARD THE COAST
LATER TODAY.


...SELECTED RAINFALL TOTALS IN INCHES AS OF 4 AM EDT...

...INDIANA...

EAGLE CREEK AIRPARK              2.33
INDIANAPOLIS                     2.06
TERRE HAUTE                      1.69

...OHIO...

LIMA/ALLEN CO ARPT               2.61
WRIGHT-PATTERSON AFB             2.42
LANCASTER                        2.03
ZANESVILLE                       1.79
COLUMBUS                         1.77
CLEVELAND                        1.27

...PENNSYLVANIA...

DUBOIS                           1.48 
PITTSBURGH/ALLEGHENY CO ARPT     1.33
BRADFORD                         1.20

...WEST VIRGINIA...

WHEELING                         1.41


THIS LATE WINTER STORM WILL CONTINUE TO DEVELOP THROUGHOUT THE DAY
AND EMERGE OFF THE CAROLINA COAST BY THIS EVENING. SNOW WILL
DEVELOP AND EXPAND IN THE COLDER AIR THROUGHOUT THE NORTHERN
MID-ATLANTIC STATES AND PUSH INTO MOST OF THE NORTHEAST BY LATER
THIS AFTERNOON. HEAVY RAIN IS POSSIBLE FROM VIRGINIA NORTHEASTWARD
INTO COASTAL NEW ENGLAND...WITH TWO TO THREE INCHES OF RAIN
POSSIBLE IN SOME AREAS. OVERNIGHT TONIGHT...THE STORM IS FORECAST
TO RIDE UP THE EASTERN SEABOARD AND PRODUCE SIGNIFICANT
ACCUMULATIONS OF SNOW ACROSS THE INTERIOR PORTIONS OF THE
NORTHEAST. TOTAL SNOWFALL COULD EXCEED ONE FOOT FROM NORTHEAST
PENNSYLVANIA TO EASTERN NEW YORK AND INTO CENTRAL AND NORTHERN NEW
ENGLAND. SOME ICING IS POSSIBLE IN AREAS OF WESTERN VIRGINIA AND
NEAR THE I-95 CORRIDOR INTO NEW ENGLAND FROM THIS STORM. BY
SATURDAY MORNING THE SYSTEM IS FORECAST TO BE LOCATED NEAR
SOUTHEASTERN MASSACHUSETTS...CHANGING SOME AREAS TO PLAIN RAIN
ALONG THE SOUTHERN NEW ENGLAND COAST. BY SUNDAY THE HEAVIEST
PRECIPITATION SHOULD BE EXITING THE NORTHEAST AS THE STORM WILL BE
PUSHING INTO CANADA...WITH WRAP-AROUND SNOW POSSIBLE ACROSS
NORTHERN NEW ENGLAND.

THE NEXT STORM SUMMARY WILL BE ISSUED BY THE HYDROMETEOROLOGICAL
PREDICTION CENTER AT 1100 AM EST. PLEASE REFER TO YOUR LOCAL
NATIONAL WEATHER SERVICE FORECAST OFFICE FOR ADDITIONAL
INFORMATION ON THIS EVENT. 

FRACASSO




Last Updated: 500 AM EDT FRI MAR 16 2007