Rock Island Severe Watches & Warnings NOAA Weather Radio

Watches & Warnings

Dense Fog Advisory
Issued: 3:57 AM CST Feb. 22, 2017 – National Weather Service

... Dense fog advisory remains in effect until 9 am CST this
morning...

* visibilities... visibilities will be widespread under 1/4 mile.

* Timing... the fog will remain dense through early morning... and
begin to lift by mid morning today.

* Impacts... visibility under 1/4 mile at times will be
widespread... with some locations seeing near zero visibility
at times.

Precautionary/preparedness actions...

A dense fog advisory means visibilities will frequently be
reduced to less than one quarter mile. If driving... slow down...
use your headlights... and leave plenty of distance ahead of you.