Headline:
Dense Fog Advisory issued June 21 at 4:03AM EDT until June 21 at 8:00AM EDT by NWS Pittsburgh PA
Event:
Dense Fog Advisory
Urgency:
Expected
Effective:
June 21, 2026 - 1:03am
Expires:
June 21, 2026 - 5:00am
Description:
* WHAT...Visibility of one-quarter mile or less in dense fog,
especially in valley locations.
* WHERE...Forest, Jefferson PA, Venango, Armstrong, Butler, Clarion,
Higher Elevations of Indiana, and Indiana 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:
Venango; Forest; Butler; Clarion; Jefferson; Armstrong; Indiana; Higher Elevations of Indiana
Forcast Office:
NWS Pittsburgh PA
Sender:
w-nws.webmaster@noaa.gov