Every event with a place to put it; 1 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
Open the live radar over this ground
- Deaths
- 0
- Injuries
- 0
- Property damage
- None recorded
- Crop damage
- None recorded
- Events
- 5
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.
Areas of dense fog occasionally reduced visibilities to less than a quarter mile along and east of the U.S. Highway 19 corridor.
Dense Fog, Levy
- When
- December 9, 6:00 AM EST to 9:00 AM EST
- Where
- Levy forecast zone
- Reported by
- AWOS,ASOS,MESONET,ETC
Dense Fog, Citrus
- When
- December 9, 6:00 AM EST to 9:00 AM EST
- Where
- Citrus forecast zone
- Reported by
- AWOS,ASOS,MESONET,ETC
Dense Fog, Hernando
- When
- December 9, 6:00 AM EST to 9:00 AM EST
- Where
- Hernando forecast zone
- Reported by
- AWOS,ASOS,MESONET,ETC
Dense Fog, Pasco
- When
- December 9, 6:00 AM EST to 9:00 AM EST
- Where
- Pasco forecast zone
- Reported by
- AWOS,ASOS,MESONET,ETC
Dense Fog, Sumter
- When
- December 9, 6:00 AM EST to 9:00 AM EST
- Where
- Sumter forecast zone
- Reported by
- AWOS,ASOS,MESONET,ETC
- Coordinates
- 28.705, -82.081 (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.
- Tornado in Mississippi, December 9, 19991 injured · $200,000 · F3 · 1 event
- Damaging Wind in Mississippi, December 9, 1999$175,000 · 1 event
- Damaging Wind in Mississippi, December 9, 19995 injured · $25,000 · 1 event
- Hail and Damaging Wind in Tennessee, December 9, 1999$100,000 · 0.75 in hail · 2 events
- Damaging Wind in Texas, December 9, 1999$60,000 · 1 event
- Hail and Damaging Winds in Mississippi, December 9, 1999$35,000 · 60 kt wind · 4 events
- Damaging Wind in Louisiana, December 9, 1999$30,000 · 70 kt wind · 1 event
- Winter Storm in California, December 9, 19992 events
- Heavy Snow in Idaho, December 9, 19992 events
- Heavy Snow in Idaho, December 9 to 10, 19992 events
- Heavy Snow in Montana, December 9 to 10, 19992 events
- Heavy Snow in California, December 9, 19992 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 2026-09-24. Each event’s entry at NCEI: 5724489, 5724490, 5724491, 5724492, 5724493.