⚠️ Dense Fog Advisory – Lyon – Monday, September 28, 2026

Dense Fog Advisory issued September 28 at 1:35AM CDT until September 28 at 10:00AM CDT by NWS Sioux Falls SD

Details

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

* WHERE…Lyon County.

* 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.