...DENSE FOG ADVISORY IN EFFECT UNTIL 8 AM CDT THIS MORNING... * WHAT...Visibility one quarter mile or less in dense fog. * WHERE...Portions of central, north central, southwest and west central Wisconsin, northeast Iowa and southeast Minnesota. * WHEN...Until 8 AM CDT this morning. * IMPACTS...Hazardous driving conditions due to low visibility.

...DENSE FOG ADVISORY IN EFFECT UNTIL 8 AM CDT THIS MORNING... * WHAT...Visibility one quarter mile or less in dense fog. * WHERE...Portions of central, north central, southwest and west central Wisconsin, northeast Iowa and southeast Minnesota. * WHEN...Until 8 AM CDT this morning. * IMPACTS...Hazardous driving conditions due to low visibility.

...Locally dense fog in river valleys overnight... If traveling through river valleys overnight, be prepared for fog that could suddenly reduce visibilities to 1/4 mile or less. Winds will increase Thursday morning between 4am and 8am and should help mitigate the fog, however the fog may continue in some river valleys. Slow down and allow extra time to reach your destination.

...Locally dense fog in river valleys overnight... If traveling through river valleys overnight, be prepared for fog that could suddenly reduce visibilities to 1/4 mile or less. Winds will increase Thursday morning between 4am and 8am and should help mitigate the fog, however the fog may continue in some river valleys. Slow down and allow extra time to reach your destination.