🟡 Moderate

Dense Fog Advisory

Buchanan; Delaware; Benton; Linn; Iowa; Johnson; Washington; Henry; Lee

Dense Fog Advisory issued September 17 at 1:19AM CDT until September 17 at 9:00AM CDT by NWS Quad Cities IA IL

Alert Description

* WHAT...Visibility one quarter to one half mile in dense fog. * WHERE...Benton, Iowa, Johnson, Linn, Buchanan, Delaware, Henry IA, Lee, and Washington Counties. * WHEN...Until 9 AM CDT this morning. * IMPACTS...Low visibility could make driving conditions hazardous.

Safety Instructions

If driving, slow down, use your headlights, and leave plenty of distance ahead of you.

Time Information

Effective

Sep 17, 2026, 6:19 AM

Expires

Sep 17, 2026, 2:00 PM

Issued

Sep 17, 2026, 6:19 AM

Alert Details

Severity

Moderate

Urgency

Expected

Certainty

Likely

Issued By

NWS Quad Cities IA IL

National Weather Service