Alert archive / Florida / Tornado Warnings in 2000

Tornado Warning 19, NWS Tallahassee, FL

March 11, 2000Gadsden County, Florida

NWS Tallahassee, FL issued this tornado warning at Mar 11, 2000, 8:28 PM EST for Gadsden County, Florida. It was in force for 17 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 11, 2000, 8:28 PM EST (01:28 UTC)
Expired
Mar 11, 2000, 8:45 PM EST
In force
17 min
Issued by
NWS Tallahassee, FL
Area
Whole counties

County Gadsden County, FL

The radar

The Tallahassee radar (KTLH), 34 km from the middle of the area, began a volume at 01:31 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.

What was reported inside it

TimeReportWhereRemark
Mar 11, 8:45 PM ESTTornado F0Quincy, FLA brief F0 tornado touchdown observed by law enforcement and a storm spotter near Interstate 10 mile marker 165. No damage reported.

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

Tallahassee Rgnl, FL (KTLH), launched 00:00Z, 1.5 hours before the alert went out and 36 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, Tallahassee Rgnl, FL at 00:00Z on 2000-03-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1584 joules per kilogram.LCLEL10008507005003002001001 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, Tallahassee Rgnl, FL at 00:00Z on 2000-03-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 74 square meters per square second.19395878Sfc1 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
1584 J/kg
Mixed-layer CIN
-2 J/kg
Mixed-layer LCL
514 m above ground
0-6 km bulk shear
55 kt
0-1 km storm-relative helicity
74 m²/s²
0-3 km storm-relative helicity
138 m²/s²
Significant tornado parameter
1.1
Supercell composite
5.5

Open this sounding in Storm Lab

The text

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

000 
WFUS52 KTAE 120130
TORTLH
FLC039-120145-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TALLAHASSEE FL
828 PM EST SAT MAR 11 2000

THE NATIONAL WEATHER SERVICE IN TALLAHASSEE HAS ISSUED A

* TORNADO WARNING FOR...
  EASTERN GADSDEN COUNTY IN FLORIDA

* UNTIL 845 PM EST

* AT 825 PM EST LAW ENFORCEMENT REPORTED A TORNADO NEAR  QUINCY...   
  OR ABOUT 16 MILES NORTHWEST OF TALLAHASSEE...MOVING EAST AT 50     
  MPH. 

THIS IS A VERY DANGEROUS SITUATION-TAKE COVER NOW!! THIS TORNADO IS
CAPABLE OF PRODUCING EXTREME DAMAGE.


TURNAGE
NNNN

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 11, 7:31 PM ESTSevere Thunderstorm WarningTAECalhoun, Jackson29 min
Mar 11, 7:48 PM ESTSevere Thunderstorm WarningTAEGadsden, Liberty27 min
Mar 11, 8:13 PM ESTSevere Thunderstorm WarningTAEGadsden22 min
Mar 11, 8:39 PM ESTSevere Thunderstorm WarningTAEGadsden, Leon36 min
Mar 11, 8:47 PM ESTSevere Thunderstorm WarningTAELeon28 min
Mar 11, 9:12 PM ESTSevere Thunderstorm WarningTAEJefferson28 min
Mar 11, 9:18 PM ESTSevere Thunderstorm WarningTAEMadison27 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; radar from the NEXRAD Level II archive.