Dense Fog Advisory: Warren; McKean; Potter; Elk; Cameron; Northern Clinton; Clearfield; Northern Centre; Southern Centre; Cambria; Blair; Huntingdon; Mifflin; Juniata; Somerset; Bedford; Fulton; Tioga; Northern Lycoming; Sullivan; Southern Clinton; Southern Lycoming; Union; Snyder; Montour; Northumberland; Columbia; Perry

source: us-gov-api (us-gov-api:noaa-weather)published 2026-08-21 00:33ingested 2026-08-21 06:45

extract

Dense Fog Advisory — Warren; McKean; Potter; Elk; Cameron; Northern Clinton; Clearfield; Northern Centre; Southern Centre; Cambria; Blair; Huntingdon; Mifflin; Juniata; Somerset; Bedford; Fulton; Tioga; Northern Lycoming; Sullivan; Southern Clinton; Southern Lycoming; Union; Snyder; Montour; Northumberland; Columbia; Perry Severity: Moderate. Certainty: Likely. * 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.

retained text

The historical document was shared with another weather alert and cannot be attributed to this record. The original extract is preserved above; the exact alert link was not retained.