Alert archive / Florida / Tornado Warnings in 2007

Tornado Warning 17, NWS Miami, FL

September 22, 2007Collier County, Florida

NWS Miami, FL issued this tornado warning at Sep 22, 2007, 8:03 PM EDT for Collier County, Florida. It was in force for 17 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Sep 22, 2007, 8:03 PM EDT (00:03 UTC)
Expired: Sep 22, 2007, 8:20 PM EDT
In force: 17 min
Issued by: NWS Miami, FL
Area: Counties, with a storm outline in the text

County Collier County, FL

The radar

The Miami radar (KAMX), 119 km from the middle of the area, began a volume at 00:05 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.

The nearest sounding before it

Miami, FL (KMFL), launched 00:00Z, 0.1 hours before the alert went out and 120 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: 2513 J/kg
Mixed-layer CIN: -2 J/kg
Mixed-layer LCL: 806 m above ground
0-6 km bulk shear: 8 kt
0-1 km storm-relative helicity: 2 m²/s²
0-3 km storm-relative helicity: 1 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 KMFL 230005
TORMFL
FLC021-230100-
/O.NEW.KMFL.TO.W.0017.070923T0003Z-070923T0100Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MIAMI FL
803 PM EDT SAT SEP 22 2007

THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A

* TORNADO WARNING FOR...
  CENTRAL COLLIER COUNTY IN SOUTH FLORIDA.

* UNTIL 900 PM EDT

* AT 757 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING
  A TORNADO NEAR INTERSECTION ALLIGATOR ALLEY AND SR 29...MOVING WEST
  AT 10 MPH.


* THE TORNADO WILL BE NEAR...

  INTERSECTION ALLIGATOR ALLEY AND SR 29...
  AVE MARIA...

AND SURROUNDING COMMUNITIES.

LAW ENFORCEMENT REPORTED A TORNADO AT 800 PM EDT NEAR I-75 AND MILE
MARKER 80 MOVING WEST TO NORTHWEST. THIS TORNADO WILL AFFECT TRAVELER
ALONG I-75.

IF YOU ARE NEAR THE PATH OF A TORNADO...SEEK SHELTER IN A STURDY
BUILDING ON THE LOWEST FLOOR...AWAY FROM OUTSIDE WALLS AND WINDOWS.
GET UNDER A WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. USE
BLANKETS OR PILLOWS TO COVER YOUR BODY AND STAY AWAY FROM WINDOWS.

TORNADOES ARE ESPECIALLY DANGEROUS AT NIGHT BECAUSE THEY ARE HARD TO
SEE. TAKE COVER NOW IF YOU WAIT UNTIL YOU SEE OR HEAR IT COMING...IT
MAY BE TOO LATE TO GET TO A SAFE PLACE MOVE TO AN INTERIOR ROOM OR
HALLWAY ON THE LOWEST FLOOR. LEAVE MOBILE HOMES AND VEHICLES FOR
REINFORCED SHELTER. STAY AWAY FROM WINDOWS.

REPORT SEVERE WEATHER OR DAMAGE TO THE NEAREST LAW ENFORCEMENT AGENCY
OR YOUR COUNTY EMERGENCY MANAGEMENT. THEY WILL RELAY YOUR REPORT TO
THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN MIAMI. OR YOU CAN
ALSO CALL THE NATIONAL WEATHER SERVICE IN MIAMI DIRECTLY AT
305.229.4528 TO REPORT SEVERE WEATHER.

LAT...LON 2605 8159 2637 8150 2620 8124 2612 8125
TIME...MOT...LOC 0003Z 100DEG 12KT 2616 8128

$$

BAXTER

1 follow-up statement

000
WWUS52 KMFL 230020
SVSMFL

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MIAMI FL
820 PM EDT SAT SEP 22 2007

FLC021-230030-
/O.CAN.KMFL.TO.W.0017.000000T0000Z-070923T0100Z/
COLLIER FL-
820 PM EDT SAT SEP 22 2007

...THE TORNADO WARNING FOR CENTRAL COLLIER COUNTY IS CANCELLED...

NATIONAL WEATHER SERVICE RADAR INDICATED THAT THE TORNADO HAS
DISSIPATED. THUS THE TORNADO WARNING HAS BEEN CANCELLED.

THUNDERSTORMS REMAIN IN THE AREA AROUND I-75 AND STATE ROAD 29.
FREQUENT LIGHTNING...GUSTY WINDS TO 40 MPH...VERY HEAVY RAINFALL
AND SMALL HAIL ARE STILL POSSIBLE. STAY TUNED TO NOAA WEATHER
RADIO OR LOCAL MEDIA FOR THE LATEST UPDATES.

LAT...LON 2605 8159 2637 8150 2620 8124 2612 8125
TIME...MOT...LOC 0020Z 100DEG 12KT 2617 8134

$$

BAXTER

The office that day

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

Issued	Product	Office	Counties	Lasted
Sep 22, 8:36 PM EDT	Special Weather Statement	MFL	Hendry	54 min
Sep 23, 12:57 PM EDT	Special Marine Warning	MFL		63 min
Sep 23, 1:28 PM EDT	Special Marine Warning	MFL		62 min
Sep 23, 1:49 PM EDT	Special Marine Warning	MFL		56 min

Nearby

Tornado Warnings in Florida, 2007 Every tornado warning in 2007 Tornadoes in 2007

Sources

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