Alert archive / Florida / Tornado Warnings in 2000

Tornado Warning 20, NWS Jacksonville, FL

March 30, 2000Union County, Florida

NWS Jacksonville, FL issued this tornado warning at Mar 30, 2000, 3:19 PM EST for Union County, Florida. It was in force for 41 min. 2 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued: Mar 30, 2000, 3:19 PM EST (20:19 UTC)
Expired: Mar 30, 2000, 4:00 PM EST
In force: 41 min
Issued by: NWS Jacksonville, FL
Area: Whole counties

County Union County, FL

What was reported inside it

Time	Report	Where	Remark
Mar 30, 3:40 PM EST	Hail 2.75	Providence, FL
Mar 30, 3:40 PM EST	Thunderstorm Wind	Providence, FL

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The nearest sounding before it

Jacksonville, FL (KJAX), launched 12:00Z, 8.3 hours before the alert went out and 82 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

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

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WFUS52 KJAX 302020
TORJAX
FLC125-302100-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE JACKSONVILLE FL
319 PM EST THU MAR 30 2000

THE NATIONAL WEATHER SERVICE IN JACKSONVILLE HAS ISSUED A

* TORNADO WARNING FOR...
  UNION COUNTY IN NORTHERN FLORIDA
  THIS INCLUDES...LAKE BUTLER...WORTHINGTON SPRINGS...

* UNTIL 400 PM EST

* AT 315 PM EST NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 10 MILES
  NORTHWEST OF WORTHINGTON SPRINGS...MOVING SOUTHEAST AT 20 MPH.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 600 PM EST THURSDAY EVENING
FOR NORTHEASTERN FLORIDA AND SOUTHEAST GEORGIA.


$$

MOBBS

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, 2:56 PM EST	Tornado Warning	JAX	Duval, Nassau	34 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, 2000 Every tornado warning in 2000 Tornadoes 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.