Expires:200911261600;Remove:200911261600;263458 FPUS71 KLWX 261323 NOWLWX SHORT TERM FORECAST NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 823 AM EST THU NOV 26 2009 DCZ001-MDZ004>007-009>011-013-014-016>018-VAZ036>042-050>057- 261600- DISTRICT OF COLUMBIA-FREDERICK MD-CARROLL-NORTHERN BALTIMORE- HARFORD-MONTGOMERY-HOWARD-SOUTHERN BALTIMORE-PRINCE GEORGES- ANNE ARUNDEL-CHARLES-ST. MARYS-CALVERT-NELSON-ALBEMARLE-GREENE- MADISON-RAPPAHANNOCK-FAUQUIER-LOUDOUN-ORANGE-CULPEPER- PRINCE WILLIAM/MANASSAS/MANASSAS PARK-FAIRFAX- ARLINGTON/FALLS CHURCH/ALEXANDRIA-STAFFORD-SPOTSYLVANIA- KING GEORGE- 823 AM EST THU NOV 26 2009 .NOW... ...DENSE FOG ADVISORY IN EFFECT UNTIL NOON EST TODAY... THICK DENSE FOG WILL COVER THE BALTIMORE-WASHINGTON METROPOLITAN AREA THROUGH LATE THIS MORNING. VISIBILITIES BELOW ONE QUARTER MILE WILL BE WIDESPREAD...AND SOME SPOTS MAY EXPERIENCE ZERO VISIBILITIES AT TIMES THROUGH 11 AM. VISIBILITIES ARE EXPECTED TO START TO IMPROVE BETWEEN 11 AM AND NOON AS FOG BEGINS TO LIFT. DENSE FOG IS VERY DANGEROUS FOR TRAVELERS. MOTORISTS ARE URGED TO USE EXTREME CAUTION WHEN DRIVING THIS MORNING...AND BE PREPARED FOR VERY LOW VISIBILITIES. $$ BPP