⚠️ Dense Fog Advisory – Marshall; Roberts; Day; Codington; Grant; Deuel – Monday, October 12, 2026

Dense Fog Advisory issued October 12 at 12:50AM CDT until October 12 at 1:00PM CDT by NWS Aberdeen SD

Details

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

* WHERE…Codington, Day, Deuel, Grant, Marshall, and Roberts
Counties.

* WHEN…Until 1 PM CDT this afternoon.

* 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.