Dense Fog, Hillsborough
- When
- March 4, 4:00 AM EST to 9:00 AM EST
- Where
- Hillsborough forecast zone
Dense fog reduced visibilities to less than one quarter mile over most of West Central and Southwest Florida.
Dense Fog in Florida, March 4, 1997
9 dense fog, as filed by the National Weather Service.
Where it happened
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.
- 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
- 9
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.
The radar
The national radar mosaic for the moment the first event began.
Event by event
9 dense fog. Local standard time, as filed.
Dense Fog, Charlotte
- When
- March 4, 4:00 AM EST to 9:00 AM EST
- Where
- Charlotte forecast zone
Dense Fog, De Soto
- When
- March 4, 4:00 AM EST to 9:00 AM EST
- Where
- De Soto forecast zone
- Coordinates
- 27.186, -81.809 (the zone’s center; the record gives no point)
Dense Fog, Hardee
- When
- March 4, 4:00 AM EST to 9:00 AM EST
- Where
- Hardee forecast zone
- Coordinates
- 27.493, -81.810 (the zone’s center; the record gives no point)
Dense Fog, Highlands
- When
- March 4, 4:00 AM EST to 9:00 AM EST
- Where
- Highlands forecast zone
- Coordinates
- 27.343, -81.341 (the zone’s center; the record gives no point)
Dense Fog, Lee
- When
- March 4, 4:00 AM EST to 9:00 AM EST
- Where
- Lee forecast zone
Dense Fog, Manatee
- When
- March 4, 4:00 AM EST to 9:00 AM EST
- Where
- Manatee forecast zone
Dense Fog, Polk
- When
- March 4, 4:00 AM EST to 9:00 AM EST
- Where
- Polk forecast zone
- Coordinates
- 27.949, -81.698 (the zone’s center; the record gives no point)
Dense Fog, Sarasota
- When
- March 4, 4:00 AM EST to 9:00 AM EST
- Where
- Sarasota forecast zone
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
- Blizzard in North Dakota, March 4, 1997
- Blizzard in Minnesota, March 4, 1997
- Dense Fog in Colorado, March 4 to 5, 1997
- Flooding in Virginia, March 4 to 6, 1997
- Flash Flood in Ohio, March 4, 1997
- Flash Flood in Ohio, March 4, 1997
- Heavy Snow in Montana, March 4, 1997
- Waterspout in Florida, March 4, 1997
- Heavy Snow in Colorado, March 4, 1997
- Hail in Texas, March 4, 1997
- Hail in Arkansas, March 4, 1997
More
Every storm in Florida in 1997Every state in 1997This day in weather historyWarnings in Florida, March 1997
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: 5611135, 5611136, 5611137, 5611138, 5611139, 5611140, 5611141, 5611142, 5611143.