Dense Fog Advisory 03/05/2026 04:35 District of Columbia, Maryland, Virginia, West Virginia

Headline: 
Dense Fog Advisory issued March 5 at 7:35AM EST until March 5 at 10:00AM EST by NWS Baltimore MD/Washington DC
Event: 
Dense Fog Advisory
Urgency: 
Expected
Effective: 
March 5, 2026 - 4:35am
Expires: 
March 5, 2026 - 7:00am
Description: 
* WHAT...Visibility one quarter mile or less in dense fog. * WHERE...Portions of DC, central, north central, northern, and southern Maryland, central, northern, northwest, and western Virginia, and panhandle West Virginia. * WHEN...Until 10 AM EST this morning. * IMPACTS...Low visibility could make driving conditions hazardous.
Instruction: 
If driving, slow down, use your headlights, and leave plenty of distance ahead of you.
Area Description: 
District of Columbia; Washington; Frederick; Carroll; Northern Baltimore; Prince Georges; Anne Arundel; Charles; St. Marys; Calvert; Northwest Montgomery; Central and Southeast Montgomery; Northwest Howard; Central and Southeast Howard; Rockingham; Shenandoah; Frederick; Page; Warren; Clarke; Nelson; Albemarle; Greene; Madison; Rappahannock; Orange; Culpeper; Fairfax; Arlington/Falls Church/Alexandria; Stafford; Spotsylvania; King George; Northern Fauquier; Southern Fauquier; Western Loudoun; Eastern Loudoun; Northwest Prince William; Central and Southeast Prince William/Manassas/Manassas Park; Berkeley; Jefferson
Forcast Office: 
NWS Baltimore MD/Washington DC
Sender: 
w-nws.webmaster@noaa.gov