Alert archive / Florida / Tornado Warnings in 2000

Tornado Warning 22, NWS Jacksonville, FL

March 30, 2000Bradford County, Clay County, Florida

NWS Jacksonville, FL issued this tornado warning at Mar 30, 2000, 3:57 PM EST for Bradford County, Clay County, Florida. It was in force for 48 min. 1 report 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, 3:57 PM EST (20:57 UTC)
Expired
Mar 30, 2000, 4:45 PM EST
In force
48 min
Issued by
NWS Jacksonville, FL
Area
Whole counties

Counties Bradford County, FL, Clay County, FL

What was reported inside it

TimeReportWhereRemark
Mar 30, 4:35 PM ESTThunderstorm WindKeystone Hgts, FLLarge trees and power lines were blown down.

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, 9.0 hours before the alert went out and 67 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-pSkew-T log-p diagram, Jacksonville, FL at 12:00Z on 2000-03-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 70 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Jacksonville, FL at 12:00Z on 2000-03-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 384 square meters per square second.1939587897Sfc1 km3 km6 km9 kmRMLM
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 302059
TORJAX
FLC007-019-302145-

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

THE NATIONAL WEATHER SERVICE IN JACKSONVILLE HAS ISSUED A

* TORNADO WARNING FOR...
  CLAY COUNTY IN NORTHEAST FLORIDA
  EASTERN BRADFORD COUNTY IN NORTHERN FLORIDA

* UNTIL 445 PM EST

* AT 350 PM EST NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  TORNADO OVER SAMPSON...OR ABOUT 10 MILES SOUTH OF RAIFORD...
  MOVING EAST SOUTHEAST AT 35 MPH.

* SOME LOCATIONS NEAR THE PATH OF THE STORM THROUGH 445 PM EST...
  SAMPSON...
  STARKE...
  KINGSLEY...

HAIL UP TO 2 INCHES IN DIAMETER IS POSSIBLE WITH THIS STORM. IF YOU 
ARE IN THE PATH OF THE STORM...PUT YOUR CAR IN A GARAGE AND MOVE 
TO A SUBSTANTIAL SHELTER.

INTENSE LIGHTNING IS OCCURRING WITH THE PARENT STORM. IF OUTDOORS...
STAY AWAY FROM ISOLATED HIGH OBJECTS SUCH AS TREES. MOVE INDOORS IF
POSSIBLEK. WHEN INDOORS...STAY AWAY FROM WINDOWS AND DOORS AND AVOID
USING TELEPHONES UNLESS IT IS AN EMERGENCY. TRY TO UNPLUG UNNECESSARY
ELECTRICAL APPLIANCES BEFORE THE THUNDERSTORM APPROACHES.

$$

CARROLL

The office that day

Everything else NWS Jacksonville, FL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 30, 4:54 AM ESTSevere Thunderstorm WarningJAXDuval, Nassau36 min
Mar 30, 12:05 PM ESTSevere Thunderstorm WarningJAXHamilton25 min
Mar 30, 12:24 PM ESTSevere Thunderstorm WarningJAXBaker, Columbia66 min
Mar 30, 12:40 PM ESTTornado WarningJAXColumbia, Hamilton35 min
Mar 30, 1:21 PM ESTTornado WarningJAXNassau39 min
Mar 30, 1:40 PM ESTTornado WarningJAXBaker20 min
Mar 30, 1:55 PM ESTTornado WarningJAXDuval, Nassau35 min
Mar 30, 2:04 PM ESTTornado WarningJAXSuwannee26 min
Mar 30, 2:28 PM ESTTornado WarningJAXNassau32 min
Mar 30, 2:31 PM ESTTornado WarningJAXSuwannee29 min
Mar 30, 2:45 PM ESTTornado WarningJAXColumbia45 min
Mar 30, 2:56 PM ESTTornado WarningJAXDuval, Nassau34 min
Mar 30, 3:19 PM ESTTornado WarningJAXUnion41 min
Mar 30, 3:34 PM ESTTornado WarningJAXBradford26 min
Mar 30, 4:32 PM ESTTornado WarningJAXPutnam43 min
Mar 30, 4:43 PM ESTTornado WarningJAXClay32 min
Mar 30, 5:10 PM ESTTornado WarningJAXSaint Johns45 min
Mar 30, 5:21 PM ESTSevere Thunderstorm WarningJAXFlagler39 min
Mar 30, 5:33 PM ESTTornado WarningJAXPutnam27 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.