Alert archive / Florida / Tornado Warnings in 2002
Tornado Warning 38, NWS Jacksonville, FL
NWS Jacksonville, FL issued this tornado warning at Dec 24, 2002, 1:01 PM EST for Columbia County, Union County, Florida. It was in force for 59 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Dec 24, 2002, 1:01 PM EST (18:01 UTC)
- Expired
- Dec 24, 2002, 2:00 PM EST
- In force
- 59 min
- Issued by
- NWS Jacksonville, FL
- Area
- Whole counties
Counties Columbia County, FL, Union County, FL
The radar
The Jacksonville radar (KJAX), 86 km from the middle of the area, began a volume at 18:05 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Dec 24, 9:20 AM EST | Tornado Watch | SPC | 5 hr |
The nearest sounding before it
Jacksonville, FL (KJAX), launched 12:00Z, 6.0 hours before the alert went out and 87 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 101 J/kg
- Mixed-layer CIN
- -110 J/kg
- Mixed-layer LCL
- 495 m above ground
- 0-6 km bulk shear
- 53 kt
- 0-1 km storm-relative helicity
- 251 m²/s²
- 0-3 km storm-relative helicity
- 285 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.9
The text
As transmitted, in the capitals the NWS used until 2016.
680 WFUS52 KJAX 241801 TORJAX FLC023-125-241900- BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE JACKSONVILLE FL 101 PM EST TUE DEC 24 2002 THE NATIONAL WEATHER SERVICE IN JACKSONVILLE HAS ISSUED A * TORNADO WARNING FOR... SOUTHERN COLUMBIA COUNTY IN NORTHERN FLORIDA UNION COUNTY IN NORTHERN FLORIDA * UNTIL 200 PM EST * AT 1252 PM EST NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A DEVELOPING TORNADO OVER COLUMBIA...OR ABOUT 9 MILES SOUTH OF LAKE CITY...MOVING EAST AT 15 MPH. * SOME LOCATIONS NEAR THE PATH OF THE STORM THROUGH 200 PM EST... COLUMBIA... LULU... LAKE BUTLER... PEOPLE OUTSIDE SHOULD MOVE TO A BUILDING OR STRUCTURE WHICH WILL PROVIDE ADEQUATE PROTECTION. MOBILE HOMES AND TRAILERS DO NOT PROVIDE ADEQUATE PROTECTION FROM A SEVERE STORM. LAT...LON 3018 8277 2994 8278 2994 8242 3013 8218 $$ WELSH
The office that day
Everything else NWS Jacksonville, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 24, 9:56 AM EST | Severe Thunderstorm Warning | JAX | 49 min | |
| Dec 24, 10:04 AM EST | Severe Thunderstorm Warning | JAX | 56 min | |
| Dec 24, 10:21 AM EST | Severe Thunderstorm Warning | JAX | 54 min | |
| Dec 24, 11:05 AM EST | Severe Thunderstorm Warning | JAX | 40 min | |
| Dec 24, 11:25 AM EST | Severe Thunderstorm Warning | JAX | 50 min | |
| Dec 24, 11:45 AM EST | Special Marine Warning | JAX | 3 hr | |
| Dec 24, 11:58 AM EST | Severe Thunderstorm Warning | JAX | 47 min | |
| Dec 24, 12:28 PM EST | Tornado Warning | JAX | Suwannee | 92 min |
| Dec 24, 12:35 PM EST | Flash Flood Warning | JAX | Suwannee | 115 min |
| Dec 24, 12:53 PM EST | Tornado Warning | JAX | Duval | 22 min |
| Dec 24, 12:55 PM EST | Tornado Warning | JAX | Suwannee | 50 min |
| Dec 24, 12:59 PM EST | Tornado Warning | JAX | Alachua, Bradford | 46 min |
| Dec 24, 1:12 PM EST | Tornado Warning | JAX | Clay | 48 min |
| Dec 24, 1:55 PM EST | Special Marine Warning | JAX | 2 hr | |
| Dec 24, 4:46 PM EST | Severe Thunderstorm Warning | JAX | 44 min |
Nearby
Tornado Warnings in Florida, 2002Every tornado warning in 2002Tornadoes in 2002
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.