DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM EDT THIS MORNING
WHAT:
Visibility one quarter mile or less in dense fog, that will be confined primarily to the valleys.
WHERE:
A portion of central Pennsylvania.
WHEN:
Until 10 AM EDT this morning.
IMPACTS:
Hazardous driving conditions due to reduced visibility.
Recommended Actions:
Consider allowing extra time to reach your destination.
If driving, slow down, use your low-beam headlights, and leave plenty of distance ahead of you.
Updated:
August 21, 2026 at 00:33 EDT
Event Onset:
August 21, 2026 at 01:00 EDT
Event End:
August 21, 2026 at 10:00 EDT
Severity:
Moderate
Urgency:
Expected
Certainty:
Likely
Issued By:
NWS State College PA
Area(s):
Bedford
Blair
Cambria
Cameron
Clearfield
Columbia
Elk
Fulton
Huntingdon
Juniata
McKean
Mifflin
Montour
Northern Centre
Northern Clinton
Northern Lycoming
Northumberland
Perry
Potter
Snyder
Somerset
Southern Centre
Southern Clinton
Southern Lycoming
Sullivan
Tioga
Union
Warren