Alert archive / Florida / Tornado Warnings in 2007
Tornado Warning 22, NWS Melbourne, FL
NWS Melbourne, FL issued this tornado warning at Sep 20, 2007, 11:09 PM EDT for Lake County, Florida. It was in force for 66 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 20, 2007, 11:09 PM EDT (03:09 UTC)
- Expired
- Sep 21, 2007, 12:15 AM EDT
- In force
- 66 min
- Issued by
- NWS Melbourne, FL
- Area
- Counties, with a storm outline in the text
County Lake County, FL
The radar
The Tampa radar (KTBW), 137 km from the middle of the area, began a volume at 03:12 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
Cape Canaveral, FL (KXMR), launched 00:00Z, 3.2 hours before the alert went out and 135 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.
- Mixed-layer CAPE
- 2928 J/kg
- Mixed-layer CIN
- -4 J/kg
- Mixed-layer LCL
- 705 m above ground
- 0-6 km bulk shear
- 23 kt
- 0-1 km storm-relative helicity
- 30 m²/s²
- 0-3 km storm-relative helicity
- 65 m²/s²
- Significant tornado parameter
- 0.4
- Supercell composite
- 2.7
The text
As transmitted, in the capitals the NWS used until 2016.
000
WFUS52 KMLB 210309
TORMLB
FLC069-210415-
/O.NEW.KMLB.TO.W.0022.070921T0309Z-070921T0415Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MELBOURNE FL
1109 PM EDT THU SEP 20 2007
THE NATIONAL WEATHER SERVICE IN MELBOURNE HAS ISSUED A
* TORNADO WARNING FOR...
CENTRAL AND NORTHWEST LAKE COUNTY IN EAST CENTRAL FLORIDA...
THIS INCLUDES THE CITIES OF...TAVARES...LISBON...LEESBURG...LAKE
HARRIS...LAKE GRIFFIN...LADY LAKE...THE VILLAGES...HOWEY IN THE
HILLS...EMERALDA...
* UNTIL 1215 AM EDT
* AT 1108 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO NEAR LAKE
HARRIS...MOVING NORTH AT 30 MPH.
* THE TORNADO WILL BE NEAR...
HOWEY IN THE HILLS AND LITTLE LAKE HARRIS BY 1115 PM EDT...
TAVARES BY 1120 PM EDT...
LAKE HARRIS BY 1125 PM EDT...
LAKE GRIFFIN...LEESBURG...LISBON AND BASSVILLE PARK BY 1130 PM
EDT...
FRUITLAND PARK BY 1135 PM EDT...
EMERALDA BY 1140 PM EDT...
WHEN A TORNADO WARNING IS ISSUED BASED ON DOPPLER RADAR...IT MEANS
THAT STRONG ROTATION HAS BEEN DETECTED IN THE STORM. A TORNADO MAY
ALREADY BE ON THE GROUND...OR IS EXPECTED TO DEVELOP SHORTLY. IF YOU
ARE IN THE PATH OF THIS DANGEROUS STORM...MOVE INDOORS AND TO THE
LOWEST LEVEL OF THE BUILDING. STAY AWAY FROM WINDOWS. IF DRIVING...DO
NOT SEEK SHELTER UNDER A HIGHWAY OVERPASS.
IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
STURDY SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE NEAREST
DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.
LAT...LON 2863 8165 2858 8184 2890 8200 2896 8198
2898 8194 2898 8177 2897 8175
TIME...MOT...LOC 0309Z 161DEG 27KT 2870 8178
$$
MRV1 follow-up statement
000
WWUS52 KMLB 210415
SVSMLB
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MELBOURNE FL
1215 AM EDT FRI SEP 21 2007
FLC069-210425-
/O.EXP.KMLB.TO.W.0022.000000T0000Z-070921T0415Z/
LAKE FL-
1215 AM EDT FRI SEP 21 2007
...THE TORNADO WARNING FOR CENTRAL LAKE COUNTY EXPIRES AT 1215 AM
EDT...
NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THE SEVERE STORM
THAT PROMPTED THE WARNING HAD WEAKENED AND EXITED THE WARNING AREA...
THUS THE WARNING HAS BEEN ALLOWED TO EXPIRE.
LAT...LON 2863 8165 2858 8184 2890 8200 2896 8198
2898 8194 2898 8177 2897 8175
TIME...MOT...LOC 0309Z 161DEG 27KT 2870 8178
$$The office that day
Everything else NWS Melbourne, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 20, 9:22 PM EDT | Tornado Warning | MLB | Lake | 23 min |
| Sep 20, 10:17 PM EDT | Tornado Warning | MLB | Orange | 33 min |
| Sep 20, 10:33 PM EDT | Tornado Warning | MLB | Lake | 42 min |
| Sep 21, 5:41 PM EDT | Tornado Warning | MLB | Brevard | 34 min |
Nearby
Tornado Warnings in Florida, 2007Every tornado warning in 2007Tornadoes 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.