Headline:
Dense Fog Advisory issued September 17 at 9:56AM CDT until September 17 at 11:00AM CDT by NWS Sioux Falls SD
Event:
Dense Fog Advisory
Urgency:
Expected
Effective:
September 17, 2026 - 7:56am
Expires:
September 17, 2026 - 9:00am
Description:
* WHAT...Visibility one quarter mile or less in dense fog.
* WHERE...Gregory County.
* WHEN...Until 11 AM CDT this morning.
* IMPACTS...Low visibility could make driving conditions hazardous.
Instruction:
If driving, slow down, use your headlights, and leave plenty of
distance ahead of you.
Area Description:
Gregory
Forcast Office:
NWS Sioux Falls SD
Sender:
w-nws.webmaster@noaa.gov