Alert archive / Florida / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 45, NWS Tallahassee, FL

March 16, 2000Gadsden County, Leon County, Wakulla County, Florida

NWS Tallahassee, FL issued this severe thunderstorm warning at Mar 16, 2000, 1:54 PM EST for Gadsden County, Leon County, Wakulla County, Florida. It was in force for 51 min. 1 report came from 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, with what was reported inside it.

The facts

Issued: Mar 16, 2000, 1:54 PM EST (18:54 UTC)
Expired: Mar 16, 2000, 2:45 PM EST
In force: 51 min
Issued by: NWS Tallahassee, FL
Area: Whole counties; the outline is the Mesonet’s reconstruction

Counties Gadsden County, FL, Leon County, FL, Wakulla County, FL

What was reported inside it

Time	Report	Where	Remark
Mar 16, 2:17 PM EST	Thunderstorm Wind	Tallahassee, FL	Numerous large trees down at Woodville Highway and Longhorn Street. Reported by the Leon County EMA.

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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Mar 16, 9:15 AM EST	Tornado Watch	SPC	6 hr

The nearest sounding before it

Tallahassee Rgnl, FL (KTLH), launched 12:00Z, 6.9 hours before the alert went out and 24 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: 621 J/kg
Mixed-layer CIN: -9 J/kg
Mixed-layer LCL: 494 m above ground
0-6 km bulk shear: 42 kt
0-1 km storm-relative helicity: 148 m²/s²
0-3 km storm-relative helicity: 190 m²/s²
Significant tornado parameter: 0.5
Supercell composite: 2.6

Open this sounding in Storm Lab

The text

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

000 
WUUS52 KTAE 161857
SVRTLH
FLC037-039-073-129-161945-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TALLAHASSEE FL
154 PM EST THU MAR 16 2000

THE NATIONAL WEATHER SERVICE IN TALLAHASSEE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EASTERN FRANKLIN COUNTY IN FLORIDA
  GADSDEN COUNTY IN FLORIDA
  LEON COUNTY IN FLORIDA
  WAKULLA COUNTY IN FLORIDA

* UNTIL 245 PM EST

* AT 154 PM EST NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  SEVERE THUNDERSTORMS WITH DAMAGING WINDS ALONG A LINE EXTENDING
  FROM 17 MILES WEST OF TALLAHASSEE TO 42 MILES SOUTH OF
  TALLAHASSEE..MOVING EAST AT 20   MPH.

* SOME LOCATIONS NEAR THE PATH OF THE STORMS THROUGH 245 PM EST...   
  TALLAHASSEE
  CRAWFORDVILLE
  SOPCHOPPY...LAKE VIEW PT
  ST TERESA...BROWN HOUSE
  SURF...FORT BRADEN
  MEDART...TULLY
  ALLIGATOR PT...HILLIARDVILLE

A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA. REMEMBER...
SEVERE THUNDERSTORMS CAN AND OCCASIONALLY PRODUCE TORNADOES WITH
LITTLE OR NO ADVANCE WARNING. REMAIN CALM...BUT BE ALERT FOR RAPIDLY
CHANGING CONDITIONS.

THE MAIN THREAT FROM THIS STORM IS DAMAGING WINDS. LARGE HAIL IS ALSO
POSSIBLE.


LAT...LON 3047 8469 3017 8454 2977 8457 2976 8414
          3017 8411 3067 8422

WOOL
NNNN

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Tallahassee, FL wrote its last area forecast discussion before this severe thunderstorm warning went out at Mar 16, 9:33 AM EST, 4 hours 21 minutes earlier.

Area forecast discussion, Mar 16, 9:33 AM EST, 4 hours 21 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE TALLAHASSEE FL
933 AM EST THU MAR 16 2000

NUMEROUS STORMS OVER PANHANDLE COASTAL WATERS CURRENTLY HEADING FOR
SHORE. HAVE UPDATED ZONES AND COASTAL WATERS FORECAST TO REFLECT
TOR 94. ZONES SEEM TO BE ON TRACK...BUT WILL MONITOR RADARS AND MAY
HAVE TO INCREASE POPS IN SOME AREAS AS SYSTEM EVOLVES.

TLH...
AL...TOR 94.
GA...TOR 94 PORTIONS OF SOUTHWEST AND SOUTH CENTRAL GA.
FL...TOR 94 FOR ALL OF PANHANDLE ZONES AND PORTIONS OF BIG BEND
     ZONES.
     SMW FOR GMZ750-770 UNTIL 17Z.
     SCA GMZ750-755-770-775 TODAY.

MOLLERE

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 16, 11:32 AM EST	Severe Thunderstorm Warning	TAE	Bay	58 min
Mar 16, 11:32 AM EST	Severe Thunderstorm Warning	TAE	Gulf	58 min
Mar 16, 12:01 PM EST	Tornado Warning	TAE	Gulf	29 min
Mar 16, 12:01 PM EST	Tornado Warning	TAE	Bay	29 min
Mar 16, 12:33 PM EST	Severe Thunderstorm Warning	TAE	Franklin, Gulf	42 min
Mar 16, 1:17 PM EST	Severe Thunderstorm Warning	TAE	Leon, Liberty, Wakulla	43 min
Mar 16, 1:17 PM EST	Severe Thunderstorm Warning	TAE	Gadsden	43 min
Mar 16, 1:54 PM EST	Severe Thunderstorm Warning	TAE	Franklin	51 min

Nearby

Severe Thunderstorm Warnings in Florida, 2000 Every severe thunderstorm warning 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.