HAZARDOUS WEATHER OUTLOOK
Issue Date: 611 PM EST FRI DEC 25 2009
Expiration: 500 AM EST SAT DEC 26 2009

Expires:200912261000;;
FLUS41 KLWX 252309
HWOLWX
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
609 PM EST FRI DEC 25 2009
ANZ530>543-DCZ001-MDZ006-007-011-013-014-016>018-VAZ052>057-
261000-
CHESAPEAKE BAY NORTH OF POOLES ISLAND MD-
CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT MD-
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH MD-
CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT MD-
CHESAPEAKE BAY FROM DRUM POINT MD TO SMITH POINT VA-
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD MD-
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND MD-
TIDAL POTOMAC FROM COBB ISLAND MD TO SMITH POINT VA-
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR-
CHESTER RIVER TO QUEENSTOWN MD-EASTERN BAY-
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER-
PATUXENT RIVER TO BROOMES ISLAND MD-
TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH
ISLAND-DISTRICT OF COLUMBIA-NORTHERN BALTIMORE-HARFORD-
SOUTHERN BALTIMORE-PRINCE GEORGES-ANNE ARUNDEL-CHARLES-ST. MARYS-
CALVERT-PRINCE WILLIAM/MANASSAS/MANASSAS PARK-FAIRFAX-
ARLINGTON/FALLS CHURCH/ALEXANDRIA-STAFFORD-SPOTSYLVANIA-
KING GEORGE-
609 PM EST FRI DEC 25 2009
THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE MARYLAND PORTION OF THE
CHESAPEAKE BAY...TIDAL POTOMAC RIVER...AND ADJACENT COUNTIES IN
CENTRAL MARYLAND AND NORTHERN VIRGINIA AS WELL AS THE DISTRICT OF
COLUMBIA.
.DAY ONE...TONIGHT
A DENSE FOG ADVISORY IS IN EFFECT THROUGH LATE TONIGHT FROM THE
SOUTHERN WASHINGTON DC SUBURBS...NORTH OF STAFFORD AND CHARLES
COUNTIES...TO THE BALTIMORE METROPOLITAN AREA. PLEASE REFER TO
WBCNPWLWX FOR FURTHER DETAILS.
A FLOOD WATCH IS IN EFFECT LATE THIS AFTERNOON AND TONIGHT.
PLEASE REFER TO WBCFFALWX FOR FURTHER DETAILS.
A SMALL CRAFT ADVISORY IS IN EFFECT FOR THE TIDAL POTOMAC RIVER
AND MARYLAND CHESAPEAKE BAY THROUGH TONIGHT.
.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY
A SMALL CRAFT ADVISORY IS IN EFFECT FOR THE LOWER TIDAL POTOMAC
RIVER AND MARYLAND CHESAPEAKE BAY SATURDAY MORNING.
SMALL CRAFT ADVISORY CONDITIONS MAY RETURN ACROSS THE WATERS
MONDAY THROUGH TUESDAY.
.SPOTTER INFORMATION STATEMENT...
SPOTTER ACTIVATION WILL NOT BE NEEDED THROUGH TONIGHT.
$$

DENSE FOG ADVISORY
Issue Date: 414 PM EST FRI DEC 25 2009
Expiration: 100 AM EST SAT DEC 26 2009

...DENSE FOG ADVISORY IN EFFECT UNTIL 1 AM EST SATURDAY...
THE NATIONAL WEATHER SERVICE IN STERLING VIRGINIA HAS ISSUED A
DENSE FOG ADVISORY...IN EFFECT UNTIL 1 AM EST SATURDAY.
DENSE FOG WILL AFFECT MUCH OF NORTHERN MARYLAND...EXTREME NORTHERN
VIRGINIA AND PORTIONS OF THE WEST VIRGINIA PANHANDLE LATE THIS
AFTERNOON AND EVENING. LIGHT WINDS AND A SATURATED AIRMASS WILL
REINFORCE THESE CONDITIONS THROUGH THE EVENING.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A DENSE FOG ADVISORY MEANS VISIBILITIES WILL FREQUENTLY BE
REDUCED TO LESS THAN ONE QUARTER MILE. IF DRIVING...SLOW
DOWN...USE YOUR HEADLIGHTS...AND LEAVE PLENTY OF DISTANCE AHEAD
OF YOU.
$$

FLOOD WATCH
Issue Date: 230 PM EST THU DEC 24 2009
Expiration: 600 AM EST SAT DEC 26 2009

...FLOOD WATCH IN EFFECT FROM FRIDAY AFTERNOON THROUGH LATE
FRIDAY NIGHT...
THE NATIONAL WEATHER SERVICE IN STERLING VIRGINIA HAS ISSUED A
* FLOOD WATCH FOR PORTIONS OF MARYLAND...THE DISTRICT OF
COLUMBIA AND VIRGINIA...INCLUDING THE FOLLOWING AREAS...IN
MARYLAND...ANNE ARUNDEL...CALVERT...CARROLL...CHARLES...
FREDERICK MD...HARFORD...HOWARD...MONTGOMERY...NORTHERN
BALTIMORE...PRINCE GEORGES...SOUTHERN BALTIMORE AND ST. MARYS.
THE DISTRICT OF COLUMBIA. IN VIRGINIA...ALBEMARLE...
ARLINGTON/FALLS CHURCH/ALEXANDRIA...CULPEPER...FAIRFAX...
FAUQUIER...GREENE...KING GEORGE...LOUDOUN...MADISON...NELSON...
ORANGE...PRINCE WILLIAM/MANASSAS/MANASSAS PARK...
RAPPAHANNOCK...SPOTSYLVANIA AND STAFFORD.
* FROM FRIDAY AFTERNOON THROUGH LATE FRIDAY NIGHT
* STRONG LOW PRESSURE WILL AFFECT THE AREA FRIDAY AFTERNOON
THROUGH FRIDAY NIGHT BRINGING MODERATE TO HEAVY RAIN. WIDESPREAD
RAINFALL AMOUNTS OF 1 TO 1.5 INCHES ARE EXPECTED THROUGH FRIDAY
NIGHT...WITH LOCALLY HIGHER AMOUNTS OVER 2 INCHES POSSIBLE. THE
RAINFALL COMBINED WITH MELTING SNOW WILL BE CAPABLE OF CAUSING
FLOODING IN URBAN AREAS AS WELL AS SMALL STREAMS AND OTHER POOR
DRAINAGE AND LOW LYING AREAS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A FLOOD WATCH MEANS THERE IS A POTENTIAL FOR FLOODING BASED ON
CURRENT FORECASTS.
YOU SHOULD MONITOR LATER FORECASTS AND BE ALERT FOR POSSIBLE
FLOOD WARNINGS. THOSE LIVING IN AREAS PRONE TO FLOODING SHOULD BE
PREPARED TO TAKE ACTION SHOULD FLOODING DEVELOP.
$$