⚠️ Dense Fog Advisory – Sioux; O’Brien; Plymouth; Dixon; Dakota; Union – Thursday, August 6, 2026

Dense Fog Advisory issued August 6 at 3:08AM CDT until August 6 at 10:00AM CDT by NWS Sioux Falls SD

Details

* WHAT…Visibility one quarter mile or less in dense fog.

* WHERE…Portions of northwest Iowa, northeast Nebraska, and
southeast South Dakota.

* WHEN…Until 10 AM CDT this morning.

* IMPACTS…Low visibility could make driving conditions hazardous.

Instructions

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

This alert was automatically posted by SkyGuard, MWSC’s severe weather alerting system. Source: National Weather Service.