NOAA/NWS

URGENT – WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
411 AM EST SUN MAR 1 2009

DCZ001-MDZ004>007-009>011-013-014-016>018-VAZ039>042-050>057-
011715-
/O.UPG.KLWX.WS.A.0005.090301T1700Z-090302T1600Z/
/O.NEW.KLWX.WS.W.0005.090301T1900Z-090302T1900Z/
DISTRICT OF COLUMBIA-FREDERICK MD-CARROLL-NORTHERN BALTIMORE-
HARFORD-MONTGOMERY-HOWARD-SOUTHERN BALTIMORE-PRINCE GEORGES-
ANNE ARUNDEL-CHARLES-ST. MARYS-CALVERT-MADISON-RAPPAHANNOCK-
FAUQUIER-LOUDOUN-ORANGE-CULPEPER-
PRINCE WILLIAM/MANASSAS/MANASSAS PARK-FAIRFAX-
ARLINGTON/FALLS CHURCH/ALEXANDRIA-STAFFORD-SPOTSYLVANIA-
KING GEORGE-
INCLUDING THE CITIES OF…WASHINGTON…FREDERICK…WESTMINSTER…
GAITHERSBURG…COLUMBIA…BALTIMORE…ANNAPOLIS…WALDORF…
ST MARYS CITY…LEESBURG…CULPEPER…MANASSAS…MANASSAS PARK…
FAIRFAX…ALEXANDRIA…FALLS CHURCH…FREDERICKSBURG
411 AM EST SUN MAR 1 2009

…WINTER STORM WARNING IN EFFECT FROM 2 PM THIS AFTERNOON TO
2 PM EST MONDAY…

THE NATIONAL WEATHER SERVICE IN STERLING VIRGINIA HAS ISSUED A
WINTER STORM WARNING FOR SNOW…WHICH IS IN EFFECT FROM 2 PM THIS
AFTERNOON TO 2 PM EST MONDAY. THE WINTER STORM WATCH IS NO LONGER
IN EFFECT.

AN UPPER-LEVEL DISTURBANCE ACROSS THE DEEP SOUTH WILL MOVE EAST
TODAY…DEVELOPING A LOW PRESSURE AREA OVER SOUTHERN GEORGIA THIS
AFTERNOON. THIS DEVELOPING LOW PRESSURE SYSTEM WILL PUSH UP THE
EASTERN SEABOARD THROUGH THE AFTERNOON AND EVENING HOURS…WITH
A TIGHT GRADIENT OF ACCUMULATING SNOWFALL AHEAD OF THE LOW.
ACCUMULATING SNOWS WILL BEGIN TO AFFECT PORTIONS AREAS OF NORTH
CENTRAL VIRGINIA AND SOUTHERN MARYLAND BY MID TO LATE AFTERNOON.

BASED ON THE CURRENT STORM TRACK…6 TO 10 INCHES OF SNOW CAN BE
EXPECTED ALONG THE INTERSTATE 95 CORRIDOR…UPWARDS OF A FOOT
WILL BE POSSIBLE ALONG THE CHESAPEAKE BAY NEAR AND SOUTH OF
ANNAPOLIS…4 TO 6 INCHES CAN BE EXPECTED ACROSS THE WESTERN
SUBURBS.

GUSTY WINDS WILL ALSO DEVELOP OVERNIGHT SUNDAY INTO EARLY MONDAY.
THE LOW WILL TRACK NORTHEAST OF THE AREA MONDAY…BRINGING AN END
TO THE PRECIPITATION BY MIDDAY MONDAY.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW…
SLEET…AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO
POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

$$

Links:
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Capital Weather Gang
UMBC Weather