Person Severe Watches & Warnings NOAA Weather Radio

Watches & Warnings

Dense Fog Advisory
Issued: 10:45 PM EST Feb. 19, 2018 – National Weather Service

... Dense fog advisory in effect until noon EST Tuesday...

The National Weather Service in Raleigh has issued a dense fog
advisory, which is in effect until noon EST Tuesday.

* Visibilities... dense fog will reduce the visibility below a
quarter of a mile.

* Timing... overnight through Tuesday morning.

* Impacts... the widespread dense fog will create hazardous driving
conditions overnight through early Tuesday morning.

Precautionary/preparedness actions...

A dense fog advisory means visibilities will frequently be
reduced to one quarter mile or less. If driving, slow down, use
low beam headlights, and leave plenty of following distance.
Exercise additional caution at intersections and Highway onramps
and offramps where accidents are more likely to occur.




Special Statement
Issued: 6:17 PM EST Feb. 19, 2018 – National Weather Service

... Areas of fog will develop this evening into the overnight hours
across central North Carolina...

Warm moist air will flow northward into central North Carolina
tonight. This warm air over the relatively cool air at the surface
will cause fog to develop. This fog may become dense in spots late
this evening through the overnight hours. The areas of dense fog
will likely linger through early Tuesday morning, potentially
affecting the early morning rush hour.

Be on the lookout for sudden changes in visibility. Visibility
can drop quickly over short distances, especially near rivers,
lakes and other low-lying areas.




617 PM EST Mon Feb 19 2018

... Areas of fog will develop this evening into the overnight hours
across central North Carolina...

Warm moist air will flow northward into central North Carolina
tonight. This warm air over the relatively cool air at the surface
will cause fog to develop. This fog may become dense in spots late
this evening through the overnight hours. The areas of dense fog
will likely linger through early Tuesday morning, potentially
affecting the early morning rush hour.

Be on the lookout for sudden changes in visibility. Visibility
can drop quickly over short distances, especially near rivers,
lakes and other low-lying areas.