Dense Fog Advisory issued September 17 at 8:51AM CDT until September 17 at 10:00AM CDT by NWS Aberdeen SD

**Dense Fog Advisory issued September 17 at 8:51AM CDT until September 17 at 10:00AM CDT by NWS Aberdeen SD**

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

* WHERE...Portions of central, north central, and northeast South Dakota.

* WHEN...Until 10 AM CDT /9 AM MDT/ this morning.

* IMPACTS...Low visibility could make driving conditions hazardous.

**What You Should Do:**

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

**Alert Details:**

- **Severity:** Moderate

- **Urgency:** Expected

- **Issued by:** NWS Aberdeen SD

- **Effective:** Sep 17, 2026 8:51 AM UTC

- **Expires:** Sep 17, 2026 10:00 AM UTC

*This alert was automatically distributed from the National Weather Service via the IPAWS All-Hazards Information Feed.*