Headline:
Dense Fog Advisory issued August 21 at 1:51AM EDT until August 21 at 8:00AM EDT by NWS Baltimore MD/Washington DC
Event:
Dense Fog Advisory
Urgency:
Expected
Effective:
August 20, 2026 - 10:51pm
Expires:
August 21, 2026 - 5:00am
Description:
* WHAT...Visibility less than one-quarter mile in dense fog.
* WHERE...In Maryland, Central and Eastern Allegany, Eastern
Garrett, Extreme Western Allegany, and Western Garrett Counties.
In West Virginia, Eastern Mineral, Hampshire, and Western Mineral
Counties.
* WHEN...Until 8 AM EDT 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:
Extreme Western Allegany; Central and Eastern Allegany; Western Garrett; Eastern Garrett; Hampshire; Western Mineral; Eastern Mineral
Forcast Office:
NWS Baltimore MD/Washington DC
Sender:
w-nws.webmaster@noaa.gov