Dense Fog, Kent
- When
- January 9, 5:00 AM EST to 12:00 PM EST
- Where
- Kent forecast zone
- Reported by
- AWOS,ASOS,MESONET,ETC
- Coordinates
- 39.096, -75.505 (the zone’s center; the record gives no point)
Dense Fog in Delaware, January 9, 1999
The southeast flow from the Atlantic Ocean passing over the fresh snow pack produced widespread dense fog across northern Delaware during the morning of the 9th. A cold frontal passage shifted the winds to the west and dissipated the fog around noon EST.
Where it happened
Every event with a place to put it; 2 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.
- Tornadoes
- Tropical storms and surge
- Floods
- Wind
- Hail
- Winter weather
- Heat and drought
- Cold
- Fire, smoke and dust
- Marine and coastal
- Other
The toll
- Deaths
- 0
- Injuries
- 0
- Property damage
- None recorded
- Crop damage
- None recorded
- Events
- 2
Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
What happened
The episode as NWS PHI wrote it up.
The southeast flow from the Atlantic Ocean passing over the fresh snow pack produced widespread dense fog across northern Delaware during the morning of the 9th. A cold frontal passage shifted the winds to the west and dissipated the fog around noon EST.
The radar
The national radar mosaic for the moment the first event began.
Event by event
2 dense fog. Local standard time, as filed.
Dense Fog, New Castle
- When
- January 9, 5:00 AM EST to 1:00 PM EST
- Where
- New Castle forecast zone
- Reported by
- AWOS,ASOS,MESONET,ETC
- Coordinates
- 39.578, -75.639 (the zone’s center; the record gives no point)
What these are
- Dense Fog
- Fog reducing visibility to a quarter mile or less, filed where it caused accidents or disruption.
After NWS Directive 10-1605, the rules offices file Storm Data by.
The same day elsewhere
- Winter Storm and Heavy Snow in New York, January 9, 1999
- Dense Fog in California, January 9, 1999
- Flash Flood in West Virginia, January 9, 1999
- Damaging Wind in Alabama, January 9, 1999
- Flash Flood in Ohio, January 9, 1999
- Damaging Wind in Florida, January 9, 1999
- Dense Fog in New Jersey, January 9, 1999
- Dense Fog in Pennsylvania, January 9, 1999
- Dense Fog in Maryland, January 9, 1999
- High Wind in Wyoming, January 9, 1999
- Heavy Snow in Michigan, January 9 to 11, 1999
- High Wind in Alaska, January 9 to 10, 1999
More
Every storm in Delaware in 1999Every state in 1999This day in weather historyWarnings in Delaware, January 1999
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. Each event’s entry at NCEI: 5685171, 5685172.