Dense Fog Advisory
Anchorage and Matanuska-Susitna boroughs, AK · ended Sat 4:14 PM AKST
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. 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. Also, be alert for frost on bridge decks and roadways causing slippery conditions.
* WHAT...Visibility one quarter mile or less in dense fog.
* WHERE...Along Glenn Highway from downtown Anchorage to Knik River Bridge.
* WHEN...Until 6 PM AKST this evening.
* IMPACTS...Hazardous driving conditions due to low visibility. Below freezing temperatures may lead to frost on bridges and roadways.
* ADDITIONAL DETAILS...Areas of locally dense fog have developed around Knik Arm and along parts of the Glenn and Parks Highway overnight. Areas of dense fog beginning to lift across portions of the area, but some particularly patchy dense fog linger across the Anchorage Bowl and Mat-Su Valleys. Visibility could quickly change along the Glenn Highway.
What to do during a Dense Fog Advisory
- 1Slow downLeave plenty of room to stop.
- 2Use low beamsHigh beams reflect off fog and make it harder to see.
- 3If you can’t see, pull offGet well off the road and turn on your hazard lights.
Watch vs. Warning
Dense Fog Advisory questions
How thick is “dense” fog?
Visibility of a quarter mile or less in most places.
What is freezing fog?
Fog that freezes on contact, coating roads and windshields with ice.