Dense Fog in North Carolina
Every dense fog event the National Weather Service has filed in North Carolina, year by year, with the most significant episodes. Fog reducing visibility to a quarter mile or less, filed where it caused accidents or disruption.
The most significant on the map
The most significant dense fog episodes in North Carolina.
- Tornadoes
- Tropical storms and surge
- Floods
- Wind
- Hail
- Winter weather
- Heat and drought
- Cold
- Fire, smoke and dust
- Marine and coastal
- Other
The record
- Events
- 50
- Deaths
- 1
- Injuries
- 16
- Damage
- $54,000
Every year
The most significant
Ranked by deaths, injuries, damage and size together.
- Dense Fog in North Carolina, April 13, 2000Dense fog caused or contributed to a 43 car pile-up on Interstate 40 about 3 miles west of Old Fort. The pile-up began when a driver parked his car on the shoulder to fix a flat tire and other drivers could not see more than 15 to 20 feet.
- Dense Fog in North Carolina, March 30 to 31, 2011Dense valley fog formed along the crest of the Blue Ridge Mountains during the morning hours and lingered into the afternoon in many locations. The fog helped to contribute to two vehicle accidents.
- Dense Fog in North Carolina, November 29, 2001Dense fog contributed to a nine car accident on NC 133 near Boiling Spring Lakes. Two people were injured.
- Dense Fog in North Carolina, December 13 to 14, 1999Dense fog blanketed the area, causing some traffic accidents and at least one indirect traffic fatality. The one indirect fatality occurred in Iredell county, near Mooresville.
- Dense Fog in North Carolina, January 31, 1997Dense fog developed in the pre-dawn hours and became widespread over portions of the foothills and western piedmont. Numerous traffic accidents resulted from the poor visibility.
- Dense Fog in North Carolina, November 10, 1998Dense fog overnight and during the early morning hours contributed to a number of auto accidents.
- Dense Fog in North Carolina, November 8 to 9, 1998Patchy dense fog along with light rain and drizzle caused low visibilities in the Southern Mountains.
- Dense Fog in North Carolina, September 7, 2000Dense fog and low clouds covered much of the southern and central mountains. A few accidents occurred as a result of the low visibility.
- Dense Fog in North Carolina, December 14 to 15, 2000Dense fog developed early in the evening on the 14th, continuing until after midnight, resulting in a number of traffic accidents.
- Dense Fog in North Carolina, October 6, 1998A school bus and a car collided 1 mile east of Blowing Rock in very dense fog. Indirectly due to the fog, one student, the bus driver, and the driver of the car sustained minor injuries.
- Dense Fog in North Carolina, January 18, 2001Dense fog contributed to traffic accidents in Concord.
- Dense Fog in North Carolina, January 13, 2001Fog, coupled with rime icing, caused slick roads and several accidents.
- Dense Fog in North Carolina, January 15, 2001Dense fog contributed to traffic accidents in Candler.
- Dense Fog in North Carolina, December 9, 2015High pressure off the North Carolina coast helped push clouds and fog into the North Carolina Piedmont during the morning hours of December 19th.
More
Sources
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24.