Alert archive / Florida / Tornado Warnings in 2009

Tornado Warning 83, NWS Tallahassee, FL

June 28, 2009Jefferson County, Leon County, Florida

NWS Tallahassee, FL issued this tornado warning at Jun 28, 2009, 7:18 PM EDT for Jefferson County, Leon County, Florida. It was in force for 27 min. 1 report came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued: Jun 28, 2009, 7:18 PM EDT (23:18 UTC)
Expired: Jun 28, 2009, 7:45 PM EDT
In force: 27 min
Issued by: NWS Tallahassee, FL
Area: Storm-based polygon

Counties Jefferson County, FL, Leon County, FL

The radar

The Tallahassee radar (KTLH), 23 km from the middle of the area, began a volume at 23:20 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

Time	Report	Where	Remark
Jun 28, 7:32 PM EDT	TSTM WND DMG	Capitola, FL	PSBL TORNADO. DAMAGE TO SHEDS AND POWER LINES AND TREES DOWN.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The watch it was issued in

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

Issued	Product	Office	Lasted
Jun 28, 3:41 PM EDT	Severe Thunderstorm Watch	SPC	5 hr

The nearest sounding before it

Tallahassee Rgnl, FL (KTLH), launched 12:00Z, 11.3 hours before the alert went out and 21 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: 1896 J/kg
Mixed-layer CIN: -39 J/kg
Mixed-layer LCL: 747 m above ground
0-6 km bulk shear: 10 kt
0-1 km storm-relative helicity: -11 m²/s²
0-3 km storm-relative helicity: -15 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

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

000 
WFUS52 KTAE 282318
TORTAE
FLC065-073-282345-
/O.NEW.KTAE.TO.W.0083.090628T2318Z-090628T2345Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TALLAHASSEE FL
718 PM EDT SUN JUN 28 2009

THE NATIONAL WEATHER SERVICE IN TALLAHASSEE HAS ISSUED A

* TORNADO WARNING FOR...
  WESTERN JEFFERSON COUNTY IN FLORIDA...
  SOUTHEASTERN LEON COUNTY IN FLORIDA...

* UNTIL 745 PM EDT

* AT 716 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO NEAR LLOYD...OR
  10 MILES WEST OF MONTICELLO...MOVING SOUTHWEST AT 25 MPH.

* THE TORNADO WILL BE NEAR...
  CAPITOLA BY 730 PM EDT...
  CHAIRES CROSSROADS AND CHAIRES BY 735 PM EDT...
  COREY...ROSE...LAFAYETTE AND 7 MILES EAST OF BELLAIR BY 745 PM
  EDT...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IN ADDITION TO THE TORNADO...THIS STORM IS CAPABLE OF PRODUCING
PENNY SIZE HAIL AND DESTRUCTIVE STRAIGHT LINE WINDS.

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.

RELAY REPORTS OF SEVERE WEATHER TO THE NATIONAL WEATHER SERVICE IN
TALLAHASSEE AT (8 5 0) 9 4 2 8 8 3 3. OR...YOU MAY CONTACT THE
NEAREST LAW ENFORCEMENT AGENCY OR YOUR COUNTY EMERGENCY MANAGEMENT.
THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 900 PM EDT SUNDAY
EVENING FOR SOUTHEAST ALABAMA AND NORTH FLORIDA AND SOUTHWESTERN
GEORGIA.

&&

LAT...LON 3029 8404 3032 8417 3039 8433 3056 8400
      3050 8393
TIME...MOT...LOC 2318Z 044DEG 20KT 3049 8403

$$

38-GODSEY

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 28, 5:44 PM EDT	Severe Thunderstorm Warning	TAE	Madison	46 min
Jun 28, 6:16 PM EDT	Severe Thunderstorm Warning	TAE	Jefferson, Madison	44 min
Jun 28, 6:31 PM EDT	Severe Thunderstorm Warning	TAE	Madison	44 min
Jun 28, 6:53 PM EDT	Severe Thunderstorm Warning	TAE	Gadsden, Jefferson, Leon	52 min
Jun 28, 7:06 PM EDT	Severe Thunderstorm Warning	TAE	Gadsden	54 min
Jun 28, 7:12 PM EDT	Severe Thunderstorm Warning	TAE	Jefferson, Madison	48 min
Jun 28, 7:38 PM EDT	Tornado Warning	TAE	Jefferson, Leon, Wakulla	37 min
Jun 28, 7:42 PM EDT	Severe Thunderstorm Warning	TAE	Jefferson, Leon, Madison, Taylor, Wakulla	48 min

Nearby

Tornado Warnings in Florida, 2009 Every tornado warning in 2009 Tornadoes in 2009

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.