Delaware, 1999Dense Fog in Delaware, November 21, 1999
November 21, 1999 · NWS PHI · 4 events in 4 counties and zones
4 dense fog, as filed by the National Weather Service.
Every event with a place to put it; 4 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.
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- Deaths
- 0
- Injuries
- 0
- Property damage
- None recorded
- Crop damage
- None recorded
- Events
- 4
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.
Dense Fog, Delaware Beaches / X E Sussex
- When
- November 21, 3:00 AM EST to 9:00 AM EST
- Where
- Delaware Beaches / X E Sussex forecast zone
- Reported by
- AWOS,ASOS,MESONET,ETC
- Coordinates
- 38.683, -75.339 (the zone’s center; the record gives no point)
Dense Fog, Inland Sussex
- When
- November 21, 3:00 AM EST to 9:00 AM EST
- Where
- Inland Sussex forecast zone
- Reported by
- AWOS,ASOS,MESONET,ETC
- Coordinates
- 38.683, -75.339 (the zone’s center; the record gives no point)
Dense Fog, Kent
- When
- November 21, 3:00 AM EST to 9:00 AM 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, New Castle
- When
- November 21, 3:00 AM EST to 9:00 AM 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)
- 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.
- High Wind in California, November 21 to 22, 19991 injured · $190,000 · 74 kt wind · 4 events
- High Wind and Strong Wind in California, November 21 to 22, 19997 injured · 63 kt wind · 10 events
- Dense Fog in New Jersey, November 21 to 22, 199920 events
- Winter Storm in Colorado, November 21 to 22, 199910 events
- Dense Fog in Pennsylvania, November 21 to 22, 199910 events
- Heavy Snow in Utah, November 21 to 22, 19999 events
- High Surf in California, November 21, 19991 injured · 1 event
- Heavy Snow in Colorado, November 21 to 22, 19999 events
- Winter Storm in Colorado, November 21 to 22, 19996 events
- Dense Fog in Maryland, November 21, 19995 events
- Dense Fog in Maryland, November 21 to 22, 19995 events
- Dense Fog in Delaware, November 21 to 22, 19994 events
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 2026-10-01. Each event’s entry at NCEI: 5721924, 5721925, 5721926, 5721927.