Dense Fog Advisory until 09:00AM Friday 
* WHAT...Visibility one quarter mile or less in dense fog. Some improvement in visibility is likely through the afternoon, but the visibility should rapidly drop again after sunset.
* WHERE...Portions of northwest and west central Iowa and southwest Minnesota.
* WHEN...Until 9 AM CST Friday.
* IMPACTS...Low visibility could make driving conditions hazardous. Watch for slick spots on untreated roads where temperatures are below freezing.
* AFFECTED AREAS: LYON ... OSCEOLA ... DICKINSON ... SIOUX ... O'BRIEN ... CLAY ... PLYMOUTH ... CHEROKEE ... BUENA VISTA ... IDA ... LINCOLN ... LYON ... MURRAY ... COTTONWOOD ... NOBLES ... JACKSON ... PIPESTONE ... ROCK
Instructions:
If driving, slow down, use your headlights, and leave plenty of distance ahead of you.
Address/Location
Rock County Sheriff's Office MN
1000 N Blue Mound Ave
Luverne, MN 56156
Contact
Emergency: 9-1-1
Non-emergencies: 507-283-5000