WIND ADVISORY
Issue Date: 402 AM EST WED DEC 09 2009
Expiration: 1000 PM EST WED DEC 09 2009

...WIND ADVISORY IN EFFECT FROM 11 AM THIS MORNING TO 10 PM EST
THIS EVENING...
THE NATIONAL WEATHER SERVICE IN STERLING VIRGINIA HAS ISSUED A
WIND ADVISORY...WHICH IS IN EFFECT FROM 11 AM THIS MORNING TO
10 PM EST THIS EVENING.
VERY STRONG LOW-LEVEL WINDS WILL DEVELOP LATE THIS MORNING AS DRY
AIR ALOFT MOVES INTO THE REGION. GUSTS ABOVE 45 MPH WILL BE
POSSIBLE AT HIGH ELEVATIONS...ESPECIALLY ACROSS RIDGE TOPS THROUGH
THIS EVENING.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A WIND ADVISORY MEANS THAT WIND GUSTS IN EXCESS OF 45 MPH ARE
EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...
ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION.
$$

HAZARDOUS WEATHER OUTLOOK
Issue Date: 333 PM EST TUE DEC 08 2009
Expiration: 600 AM EST WED DEC 09 2009

Expires:200912091100;;
FLUS41 KLWX 082032 AAB
HWOLWX
HAZARDOUS WEATHER OUTLOOK...UPDATED
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
332 PM EST TUE DEC 8 2009
MDZ003>005-009-010-501-502-VAZ021-025>031-036>042-050-051-
WVZ050>055-501>504-091100-
WASHINGTON-FREDERICK MD-CARROLL-MONTGOMERY-HOWARD-
EXTREME WESTERN ALLEGANY-CENTRAL AND EASTERN ALLEGANY-HIGHLAND-
AUGUSTA-ROCKINGHAM-SHENANDOAH-FREDERICK VA-PAGE-WARREN-CLARKE-
NELSON-ALBEMARLE-GREENE-MADISON-RAPPAHANNOCK-FAUQUIER-LOUDOUN-
ORANGE-CULPEPER-HAMPSHIRE-MORGAN-BERKELEY-JEFFERSON-PENDLETON-
HARDY-WESTERN GRANT-EASTERN GRANT-WESTERN MINERAL-EASTERN MINERAL-
332 PM EST TUE DEC 8 2009
THIS HAZARDOUS WEATHER OUTLOOK IS FOR EASTERN WEST VIRGINIA...
NORTHERN AND CENTRAL VIRGINIA...AND CENTRAL AND WESTERN MARYLAND
WITH THE EXCEPTION OF GARRETT COUNTY.
.DAY ONE...TONIGHT
A WINTER STORM WARNING IS IN EFFECT TONIGHT FOR THE POTOMAC
HIGHLANDS. PRECIPITATION WILL BEGIN AS A PERIOD OF SLEET OR SNOW
BUT CHANGE TO FREEZING RAIN BEFORE MIDNIGHT. ICE ACCUMULATION OF
AROUND ONE QUARTER INCH IS EXPECTED. PLEASE REFER TO THE WSWLWX PRODUCT FOR
FURTHER INFORMATION.
A WINTER WEATHER ADVISORY IS IN EFFECT TONIGHT FOR THE SHENANDOAH
VALLEY...NELSON COUNTY VIRGINIA...WASHINGTON COUNTY MARYLAND...AND PORTIONS
OF THE EASTERN WEST VIRGINIA PANHANDLE. A PERIOD OF FREEZING RAIN
WILL CREATE ICE ACCUMULATION OF AROUND ONE TENTH INCH. PLEASE
REFER TO THE WSWLWX PRODUCT FOR FURTHER INFORMATION.
A FLOOD WATCH IS IN EFFECT TONIGHT FOR AREAS EAST OF THE BLUE
RIDGE AS WELL AS THE SHENANDOAH VALLEY...EASTERN WEST VIRGINIA
PANHANDLE...AND WASHINGTON COUNTY MARYLAND. MODERATE TO HEAVY RAINFALL
MAY LEAD TO FLOODING OF CREEKS...STREAMS AND POOR DRAINAGE AREAS
LATE TONIGHT.
WIND GUSTS TO 45 MPH ARE POSSIBLE TONIGHT OVER THE HIGHER
ELEVATIONS OF THE POTOMAC HIGHLANDS.
.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY
A FLOOD WATCH REMAINS IN EFFECT THROUGH MID MORNING WEDNESDAY. THE
POSSIBILITY OF FLOODING OF CREEKS...STREAMS AND POOR DRAINAGE
AREAS WILL CONTINUE INTO WEDNESDAY MORNING BEFORE RAIN DIMINISHES
IN INTENSITY LATE WEDNESDAY MORNING.
WIND GUSTS TO 45 MPH ARE POSSIBLE WEDNESDAY AFTERNOON AND EVENING
ACROSS AREAS WEST OF THE BLUE RIDGE.
WIND CHILL READINGS BELOW ZERO ARE POSSIBLE ACROSS AREAS WEST OF
THE BLUE RIDGE THURSDAY NIGHT.
A LOW PRESSURE HAS THE POTENTIAL TO PRODUCE ACCUMULATING SNOW ON
SATURDAY INTO SUNDAY.
.SPOTTER INFORMATION STATEMENT...
SPOTTER ACTIVATION IS NOT ANTICIPATED THROUGH TONIGHT...BUT PLEASE
RELAY ANY REPORTS OF WINTRY WEATHER OR FLOODING TO THE NATIONAL
WEATHER SERVICE.
$$

WINTER STORM WARNING
Issue Date: 327 PM EST TUE DEC 08 2009
Expiration: 700 AM EST WED DEC 09 2009

...WINTER STORM WARNING REMAINS IN EFFECT FROM 7 PM THIS EVENING
TO 7 AM EST WEDNESDAY...
A WINTER STORM WARNING REMAINS IN EFFECT FROM 7 PM THIS EVENING
TO 7 AM EST WEDNESDAY.
WIDESPREAD PRECIPITATION WILL OVERSPREAD THE POTOMAC HIGHLANDS
FROM SOUTH-TO-NORTH BETWEEN 4 PM AND 8 PM. PRECIPITATION WILL
START OUT AS A MIX OF SNOW AND SLEET...BUT A CHANGE OVER TO RAIN
AND FREEZING RAIN IS EXPECTED BETWEEN 9 PM AND 10 PM. TEMPERATURES
AT THE SURFACE ARE EXPECTED TO HOVER AT OR SLIGHTLY BELOW FREEZING
FOR MUCH OF TONIGHT...WHICH WILL CAUSE THE RAIN TO FREEZE ON
SURFACES. ICE ACCUMULATION IS FORECAST TO BE 0.25 INCHES BEFORE
THE CHANGEOVER TO RAIN BY DAWN WEDNESDAY...PARTICULARLY IN
ELEVATIONS BETWEEN 1000 FT AND 3000 FT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET...AND ICE ARE EXPECTED OR OCCURRING. THIS WILL MAKE TRAVEL
VERY HAZARDOUS.
$$

WINTER STORM WATCH
Issue Date: 216 PM EST MON DEC 07 2009
Expiration: 700 AM EST WED DEC 09 2009

...AN EXTENDED PERIOD OF FREEZING RAIN IS POSSIBLE TUESDAY NIGHT
INTO WEDNESDAY MORNING...
MDZ003>005-009-501-502-VAZ021-025>031-036>042-WVZ050>055-501>504-
080400-
/O.NEW.KLWX.WS.A.0007.091209T0000Z-091209T1200Z/
WASHINGTON-FREDERICK MD-CARROLL-MONTGOMERY-
EXTREME WESTERN ALLEGANY-CENTRAL AND EASTERN ALLEGANY-HIGHLAND-
AUGUSTA-ROCKINGHAM-SHENANDOAH-FREDERICK VA-PAGE-WARREN-CLARKE-
NELSON-ALBEMARLE-GREENE-MADISON-RAPPAHANNOCK-FAUQUIER-LOUDOUN-
HAMPSHIRE-MORGAN-BERKELEY-JEFFERSON-PENDLETON-HARDY-WESTERN GRANT-
EASTERN GRANT-WESTERN MINERAL-EASTERN MINERAL-
INCLUDING THE CITIES OF...HAGERSTOWN...FREDERICK...WESTMINSTER...
GAITHERSBURG...FROSTBURG...CUMBERLAND...STAUNTON...WAYNESBORO...
HARRISONBURG...WINCHESTER...FRONT ROYAL...CHARLOTTESVILLE...
WASHINGTON...LEESBURG...MARTINSBURG...CHARLES TOWN...BAYARD...
PETERSBURG...EMORYVILLE...HARTMANSVILLE...KEYSER...FORT ASHBY
216 PM EST MON DEC 7 2009
...WINTER STORM WATCH IN EFFECT FROM TUESDAY EVENING THROUGH
WEDNESDAY MORNING...
THE NATIONAL WEATHER SERVICE IN STERLING VIRGINIA HAS ISSUED A
WINTER STORM WATCH...WHICH IS IN EFFECT FROM TUESDAY EVENING
THROUGH WEDNESDAY MORNING.
PRECIPITATION IS EXPECTED TO BEGIN TUESDAY AFTERNOON IN THE
CENTRAL SHENANDOAH HIGHLANDS AS A PERIOD OF SNOW...MOVING NORTH TO
THE PENNSYLVANIA BORDER EARLY TUESDAY EVENING. PRECIPITATION IS
EXPECTED MIX WITH SLEET...BECOME HEAVIER TUESDAY EVENING AND
CHANGE TO RAIN. HOWEVER TEMPERATURES AT THE SURFACE WILL STAY
BELOW FREEZING...SO RAIN THAT FALLS WILL FREEZE ON IMPACT.
FREEZING RAIN IS EXPECTED TO CONTINUE THROUGHOUT TUESDAY NIGHT
BEFORE WARMER AIR MOVES IN WEDNESDAY MORNING.
ONE QUARTER INCH OF FREEZING RAIN ACCUMULATION IS POSSIBLE. THE
MOST LIKELY PLACE TO RECEIVE THAT MUCH WOULD BE IN THE COLDER
LOW LYING AREAS OF THE SHENANDOAH VALLEY AND ALLEGHENY HIGHLANDS.
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.
$$
AW/SK