Pennsylvania Moderate Special Weather Statement | Effective 08/18/2026 01:52

Headline: 
Special Weather Statement issued August 18 at 4:52AM EDT by NWS Pittsburgh PA
Event: 
Special Weather Statement
Urgency: 
Expected
Effective: 
August 18, 2026 - 1:52am
Expires: 
August 18, 2026 - 6:00am
Description: 
Areas of fog, notably within river valleys, have developed and could impact the morning commute. Visibilities will be below a half of a mile at times in the thickest of the fog. Please slow down and allow extra time to reach your destination. Conditions are expected to improve shortly after sunrise.
Area Description: 
Mercer; Venango; Forest; Butler; Clarion; Jefferson; Armstrong; Indiana
Forcast Office: 
NWS Pittsburgh PA
Sender: 
w-nws.webmaster@noaa.gov