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***Possible Snowstorm for DC Metro Area***


Johnny Punani2

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whats the deal now? how is it looking?

Glad ya asked :)

Winter Storm Watch from the National Weather Service:

/O.EXB.KLWX.WS.A.0002.051205T0900Z-051206T1200Z/ DISTRICT OF COLUMBIA-FREDERICK MD-CARROLL-NORTHERN BALTIMORE- HARFORD-MONTGOMERY-HOWARD-SOUTHERN BALTIMORE-PRINCE GEORGES- ANNE ARUNDEL-HIGHLAND-ROCKINGHAM-PAGE-GREENE-MADISON-RAPPAHANNOCK- FAUQUIER-LOUDOUN-CULPEPER-PRINCE WILLIAM/MANASSAS/MANASSAS PARK- FAIRFAX-ARLINGTON/FALLS CHURCH/ALEXANDRIA-PENDLETON- INCLUDING THE CITIES OF...WASHINGTON...FREDERICK...WESTMINSTER... GAITHERSBURG...COLUMBIA...BALTIMORE...ANNAPOLIS...HARRISONBURG... LEESBURG...CULPEPER...MANASSAS...MANASSAS PARK...FAIRFAX... ALEXANDRIA...FALLS CHURCH 242 PM EST SUN DEC 4 2005

...WINTER STORM WATCH IN EFFECT FROM LATE TONIGHT THROUGH TUESDAY MORNING...

LOW PRESSURE WILL DEEPEN OVER THE SOUTHEAST STATES TONIGHT AND MOVE OFF THE CAROLINA COAST ON MONDAY. PRECIPITATION ASSOCIATED WITH THIS SYSTEM WILL BEGIN TO OVERSPREAD THE REGION EARLY MONDAY MORNING. AT THE SAME TIME...COLDER AIR WILL FILTER IN QUICKLY TONIGHT CAUSING THE PRECIPITATION TO FALL IN THE FORM OF SNOW. AT THIS TIME...THERE IS THE POTENTIAL FOR MODERATE SNOW ACCUMULATIONS CAPABLE OF PRODUCING TRAVEL PROBLEMS AND SCHOOL CANCELLATIONS. PRELIMINARY SNOW TOTALS OF 3 TO 6 INCHES ARE POSSIBLE BY TUESDAY MORNING OVER THE METROPOLITAN AREAS OF WASHINGTON DC AND BALTIMORE.

A SHARP CUTOFF OF SNOW ACCUMULATIONS IS EXPECTED OVER WESTERN AREAS. IN ADDITION...A SLIGHT SHIFT IN THE TRACK OF THE LOW PRESSURE SYSTEM WOULD RESULT IN CHANGES TO THE SNOWFALL TOTALS.

A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT SNOW...SLEET...OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL. CONTINUE TO MONITOR THE LATEST FORECASTS.

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Winter Storm Watch from the National Weather Service:

/O.EXB.KLWX.WS.A.0002.051205T0900Z-051206T1200Z/ DISTRICT OF COLUMBIA-FREDERICK MD-CARROLL-NORTHERN BALTIMORE- HARFORD-MONTGOMERY-HOWARD-SOUTHERN BALTIMORE-PRINCE GEORGES- ANNE ARUNDEL-HIGHLAND-ROCKINGHAM-PAGE-GREENE-MADISON-RAPPAHANNOCK- FAUQUIER-LOUDOUN-CULPEPER-PRINCE WILLIAM/MANASSAS/MANASSAS PARK- FAIRFAX-ARLINGTON/FALLS CHURCH/ALEXANDRIA-PENDLETON- INCLUDING THE CITIES OF...WASHINGTON...FREDERICK...WESTMINSTER... GAITHERSBURG...COLUMBIA...BALTIMORE...ANNAPOLIS...HARRISONBURG... LEESBURG...CULPEPER...MANASSAS...MANASSAS PARK...FAIRFAX... ALEXANDRIA...FALLS CHURCH 242 PM EST SUN DEC 4 2005

...WINTER STORM WATCH IN EFFECT FROM LATE TONIGHT THROUGH TUESDAY MORNING...

LOW PRESSURE WILL DEEPEN OVER THE SOUTHEAST STATES TONIGHT AND MOVE OFF THE CAROLINA COAST ON MONDAY. PRECIPITATION ASSOCIATED WITH THIS SYSTEM WILL BEGIN TO OVERSPREAD THE REGION EARLY MONDAY MORNING. AT THE SAME TIME...COLDER AIR WILL FILTER IN QUICKLY TONIGHT CAUSING THE PRECIPITATION TO FALL IN THE FORM OF SNOW. AT THIS TIME...THERE IS THE POTENTIAL FOR MODERATE SNOW ACCUMULATIONS CAPABLE OF PRODUCING TRAVEL PROBLEMS AND SCHOOL CANCELLATIONS. PRELIMINARY SNOW TOTALS OF 3 TO 6 INCHES ARE POSSIBLE BY TUESDAY MORNING OVER THE METROPOLITAN AREAS OF WASHINGTON DC AND BALTIMORE.

A SHARP CUTOFF OF SNOW ACCUMULATIONS IS EXPECTED OVER WESTERN AREAS. IN ADDITION...A SLIGHT SHIFT IN THE TRACK OF THE LOW PRESSURE SYSTEM WOULD RESULT IN CHANGES TO THE SNOWFALL TOTALS.

A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT SNOW...SLEET...OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL. CONTINUE TO MONITOR THE LATEST FORECASTS.

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Northern VA, DC, Central MD get 3-6. Further north you go from VA the less you get.

Fredericksburg, VA to Charles Co, MD get 4-8. Fredericksburg getting the higher side of the 4-8.

Charlottesville, VA to SW VA but east of blue ridge in the bull's eye 6-12.

You left out Richmond!

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Snow's coming don't worry

max.jpg

***

Heads up for Thursday night into Friday.

The NWS had talked about the possibility of more snow but left it out of the forecasts until now.

Then...forecast becomes very uncertain as 00z GFS now indicating another sig snowstorm affecting the area Thursday night and early Friday. 00z GFS breaking continuity here from prior runs as it shows a closed 500 mb low traversing the area which spurs surface cyclogenesis near Cape Hatteras

by 12z Friday. A look at 05/00z GFS ensemble data shows op GFS can

not be discounted here as 6 out of 12 of its individual ensemble members show a 500 mb closed low over the Central Plains at 12z Thursday.

05/00z European model (ecmwf) also shows a closed 500 mb low crossing the middle Atlantic Thursday night giving US another chance for snow Thursday night while 00z CMC global shows a much weaker feature crossing the area at this same time. After collaboration with surrounding offices and based on

the half split of the ensemble members have added a chance of snow

Thursday night-Fri. Again...uncertainty here is high.

In other words, we'll probably see snow, how much is very uncertain but the possibility is there for it to be significant.

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Northern VA, DC, Central MD get 3-6. Further north you go from VA the less you get.

Fredericksburg, VA to Charles Co, MD get 4-8. Fredericksburg getting the higher side of the 4-8.

Charlottesville, VA to SW VA but east of blue ridge in the bull's eye 6-12.

we always get screwed :doh:

niow the way the weather people are here when they call for 1 to 3 inches we get 2 feet, and whent he call for 12+ we get rain or nothing, have to love it :laugh:

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Ok so on the east suburbs of cleveland this weekend I ended up with 22 inches of snow, my "Snowplow guy" died friday night, I cannot find anyone to plow my drive because there all maxed out and heres the forcast for the next few days......

Lake Effect Snow Watch

URGENT - WINTER WEATHER MESSAGE

NATIONAL WEATHER SERVICE CLEVELAND OH

1114 AM EST MON DEC 5 2005

OHZ012>014-089-PAZ001>003-060015-

/O.CON.KCLE.LE.A.0004.051206T0500Z-051208T0900Z/

LAKE-GEAUGA-ASHTABULA INLAND-ASHTABULA LAKESHORE-NORTHERN ERIE-

SOUTHERN ERIE-CRAWFORD-

INCLUDING THE CITIES OF...MENTOR...CHARDON...JEFFERSON...

ASHTABULA...ERIE...EDINBORO...MEADVILLE

1114 AM EST MON DEC 5 2005

...LAKE EFFECT SNOW WATCH REMAINS IN EFFECT FROM LATE TONIGHT

THROUGH LATE WEDNESDAY NIGHT...

LAKE EFFECT SNOW SHOWERS AND SQUALLS ARE EXPECTED TO DEVELOP ALONG

THE LAKE ERIE SHORELINE THROUGH EXTREME NORTHEAST OHIO AND

NORTHWEST PENNSYLVANIA TOWARD DAYBREAK TUESDAY AND SHIFT SLOWLY SOUTH

THROUGH THE DAY TUESDAY AND BECOME STATIONARY AT TIMES.

SNOWFALL ACCUMULATIONS TONIGHT WILL BE AN INCH OR LESS. AS THE

BANDS AND SQUALLS BECOME MORE ORGANIZED TUESDAY... SNOWFALL

ACCUMULATIONS BY LATE TUESDAY AFTERNOON COULD RANGE FROM 3 TO 6

INCHES WITH ANOTHER 4 TO 8 INCHES POSSIBLE BY WEDNESDAY MORNING

AND MORE SNOW EXPECTED WEDNESDAY INTO WEDNESDAY NIGHT. WHEREVER

THE BANDS PERSIST THE SNOWFALL ACCUMULATIONS WILL BE THE HIGHEST.

BY WEDNESDAY NIGHT SOME LOCATIONS COULD HAVE OVER A FOOT OF NEW

LAKE EFFECT SNOW.

WEST WINDS OF 15 TO 25 MPH WITH OCCASIONAL HIGHER GUSTS TO 30 MPH

COULD CAUSE SIGNIFICANT BLOWING AND DRIFTING OF THE SNOW. IT IS

POSSIBLE THAT TRAVEL COULD BECOME DIFFICULT DURING THE DAY TUESDAY

AND CONTINUE THROUGH WEDNESDAY NIGHT.

STAY TUNED TO NOAA WEATHER RADIO OR YOUR FAVORITE WEATHER SOURCE

FOR THE LATEST ON THIS DEVELOPING WINTER WEATHER SITUATION AND

POSSIBLE WARNINGS.

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