A dense fog advisory was released by the National Weather Service on Sunday at 5:12 a.m. in effect until 8 a.m. for Suffolk and Nassau counties.

The weather service states to anticipate, "Visibility one quarter mile or less in dense fog."

"Low visibility could make driving conditions hazardous," comments the weather service. "If driving, slow down, use your headlights, and leave plenty of distance ahead of you."

Guidance from the weather service for navigating foggy conditions

When a dense fog advisory is issued for your area, it means that widespread dense fog has developed and visibility can plummet to a quarter-mile or less. These conditions pose challenges for travel, so exercise extra caution on the road or consider postponing your trip if possible.

If you must venture out in fog

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