If driving, slow down, use your headlights, and leave plenty of
distance ahead of you.
DENSE FOG ADVISORY IN EFFECT UNTIL 7 AM MST WEDNESDAY...
* WHAT...Visibility one quarter mile or less in dense fog.
* WHERE...In Idaho, Lower Treasure Valley ID and Upper Weiser
River. In Oregon, Oregon Lower Treasure Valley.
* WHEN...Until 7 AM MST Wednesday.
* IMPACTS...Hazardous driving conditions due to low visibility.