Alert archive / Florida / Tornado Warnings in 2000
Tornado Warning 19, NWS Jacksonville, FL
NWS Jacksonville, FL issued this tornado warning at Mar 30, 2000, 2:56 PM EST for Duval County, Nassau County, Florida. It was in force for 34 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties.
The facts
- Issued
- Mar 30, 2000, 2:56 PM EST (19:56 UTC)
- Expired
- Mar 30, 2000, 3:30 PM EST
- In force
- 34 min
- Issued by
- NWS Jacksonville, FL
- Area
- Whole counties; the outline is the Mesonet’s reconstruction
Counties Duval County, FL, Nassau County, FL
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Mar 30, 12:15 PM EST | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Jacksonville, FL (KJAX), launched 12:00Z, 7.9 hours before the alert went out and 15 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
- 70 J/kg
- Mixed-layer CIN
- -233 J/kg
- Mixed-layer LCL
- 1195 m above ground
- 0-6 km bulk shear
- 60 kt
- 0-1 km storm-relative helicity
- 384 m²/s²
- 0-3 km storm-relative helicity
- 471 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 2.9
The text
As transmitted, in the capitals the NWS used until 2016.
830 WFUS52 KJAX 301956 TORJAX FLC031-089-302030- BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE JACKSONVILLE FL 256 PM EST THU MAR 30 2000 THE NATIONAL WEATHER SERVICE IN JACKSONVILLE HAS ISSUED A * TORNADO WARNING FOR... EXTREME NORTHERN DUVAL COUNTY IN NORTHEAST FLORIDA THIS INCLUDES...JACKSONVILLE INTERNATIONAL AIRPORT...TALBOT ISLAND... NASSAU COUNTY IN NORTHEAST FLORIDA * UNTIL 330 PM EST * AT 250 PM EST NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A DEVELOPING TORNADO 5 MILES NORTH OF JACKSONVILLE INTERNATIONAL AIRPORT...MOVING EAST AT 35 MPH. * SOME LOCATIONS NEAR THE PATH OF THE STORM THROUGH 330 PM EST... JACKSONVILLE INTERNATIONAL AIRPORT... OCEANWAY AND YULEE... AMELIA CITY... LITTLE TALBOT ISLAND AND ST. JOHNS RIVER ENTRANCE... A TORNADO WATCH REMAINS IN EFFECT UNTIL 600 PM EST THURSDAY EVENING FOR NORTHEASTERN FLORIDA AND SOUTHEAST GEORGIA. LAT...LON 3066 8178 3048 8179 3042 8124 3064 8122 $$ CARROLL
The office that day
Everything else NWS Jacksonville, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 30, 4:54 AM EST | Severe Thunderstorm Warning | JAX | Duval, Nassau | 36 min |
| Mar 30, 12:05 PM EST | Severe Thunderstorm Warning | JAX | Hamilton | 25 min |
| Mar 30, 12:24 PM EST | Severe Thunderstorm Warning | JAX | Baker, Columbia | 66 min |
| Mar 30, 12:40 PM EST | Tornado Warning | JAX | Columbia, Hamilton | 35 min |
| Mar 30, 1:21 PM EST | Tornado Warning | JAX | Nassau | 39 min |
| Mar 30, 1:40 PM EST | Tornado Warning | JAX | Baker | 20 min |
| Mar 30, 1:55 PM EST | Tornado Warning | JAX | Duval, Nassau | 35 min |
| Mar 30, 2:04 PM EST | Tornado Warning | JAX | Suwannee | 26 min |
| Mar 30, 2:28 PM EST | Tornado Warning | JAX | Nassau | 32 min |
| Mar 30, 2:31 PM EST | Tornado Warning | JAX | Suwannee | 29 min |
| Mar 30, 2:45 PM EST | Tornado Warning | JAX | Columbia | 45 min |
| Mar 30, 3:19 PM EST | Tornado Warning | JAX | Union | 41 min |
| Mar 30, 3:34 PM EST | Tornado Warning | JAX | Bradford | 26 min |
| Mar 30, 3:57 PM EST | Tornado Warning | JAX | Bradford, Clay | 48 min |
| Mar 30, 4:32 PM EST | Tornado Warning | JAX | Putnam | 43 min |
| Mar 30, 4:43 PM EST | Tornado Warning | JAX | Clay | 32 min |
| Mar 30, 5:10 PM EST | Tornado Warning | JAX | Saint Johns | 45 min |
| Mar 30, 5:21 PM EST | Severe Thunderstorm Warning | JAX | Flagler | 39 min |
| Mar 30, 5:33 PM EST | Tornado Warning | JAX | Putnam | 27 min |
Nearby
Tornado Warnings in Florida, 2000Every tornado warning in 2000Tornadoes in 2000
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.