Alert archive / Florida / Tornado Warnings in 2007
Tornado Warning 29, NWS Melbourne, FL
NWS Melbourne, FL issued this tornado warning at Dec 16, 2007, 6:56 AM EST for Seminole County, Volusia County, Florida. It was in force for 35 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
- Dec 16, 2007, 6:56 AM EST (11:56 UTC)
- Expired
- Dec 16, 2007, 7:31 AM EST
- In force
- 35 min
- Issued by
- NWS Melbourne, FL
- Area
- Storm-based polygon
Counties Seminole County, FL, Volusia County, FL
The radar
The Melbourne radar (KMLB), 102 km from the middle of the area, began a volume at 11:56 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 |
|---|---|---|---|
| Dec 16, 7:10 AM EST | TSTM WND DMG | Sanford, FL | SEVERAL LARGE TREES DOWN IN SANFORD RESULTING IN ROAD BLOCKAGE AND POWER OUTAGE |
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 |
|---|---|---|---|
| Dec 16, 6:15 AM EST | Tornado Watch | SPC | 107 min |
The nearest sounding before it
Tampa Bay, FL (KTBW), launched 00:00Z, 11.9 hours before the alert went out and 171 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
- 660 J/kg
- Mixed-layer CIN
- -33 J/kg
- Mixed-layer LCL
- 839 m above ground
- 0-6 km bulk shear
- 27 kt
- 0-1 km storm-relative helicity
- 129 m²/s²
- 0-3 km storm-relative helicity
- 143 m²/s²
- Significant tornado parameter
- 0.3
- Supercell composite
- 2.3
The text
As transmitted, in the capitals the NWS used until 2016.
000
WFUS52 KMLB 161157
TORMLB
FLC117-127-161245-
/O.NEW.KMLB.TO.W.0029.071216T1156Z-071216T1245Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MELBOURNE FL
656 AM EST SUN DEC 16 2007
THE NATIONAL WEATHER SERVICE IN MELBOURNE HAS ISSUED A
* TORNADO WARNING FOR...
NORTHERN SEMINOLE COUNTY IN EAST CENTRAL FLORIDA...
THIS INCLUDES THE CITY OF SANFORD...
SOUTH VOLUSIA COUNTY IN EAST CENTRAL FLORIDA...
THIS INCLUDES THE CITIES OF...OSTEEN...ORANGE CITY...LAKE
MONROE...DELTONA...
* UNTIL 745 AM EST
* AT 656 AM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING
A TORNADO 7 MILES WEST OF DE BARY...OR ABOUT NEAR CASSIA...MOVING
EAST AT 25 MPH.
* THE TORNADO WILL BE NEAR...
DE BARY AND 7 MILES SOUTH OF ORANGE CITY BY 705 AM EST...
LAKE MONROE AND SANFORD BY 710 AM EST...
MIDWAY AND 6 MILES SOUTH OF DELTONA BY 715 AM EST...
OSTEEN BY 725 AM EST...
THE IMMEDIATE DANGER OF A TORNADO IS HIGH. PEOPLE IN THE PATH OF THIS
DEVELOPING TORNADO ARE URGED TO QUICKLY PREPARE FOR ITS APPROACH.
THIS IS A DANGEROUS SITUATION ACT NOW AS SECONDS CAN SAVE LIVES
THE SAFEST PLACE TO BE DURING A TORNADO IS IN A STRONG BUILDING ON
THE LOWEST FLOOR...IN AN INTERIOR ROOM SUCH AS A BATHROOM OR CLOSET.
KEEP AWAY FROM WINDOWS. GET UNDER A WORKBENCH OR OTHER PIECE OF
STURDY FURNITURE. USE BLANKETS OR PILLOWS TO COVER YOUR BODY.
THE TORNADO WILL LIKELY BE WRAPPED IN HEAVY RAIN MAKING IT DIFFICULT
TO SEE. BE SMART AND REACT NOW
LAT...LON 2894 8109 2875 8107 2878 8141 2882 8141
2888 8134 2894 8134
TIME...MOT...LOC 1156Z 281DEG 25KT 2886 8139
$$
JP3 follow-up statements
000
WWUS52 KMLB 161205
SVSMLB
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MELBOURNE FL
704 AM EST SUN DEC 16 2007
FLC117-127-161245-
/O.CON.KMLB.TO.W.0029.000000T0000Z-071216T1245Z/
SEMINOLE FL-VOLUSIA FL-
704 AM EST SUN DEC 16 2007
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 745 AM EST FOR SOUTH
CENTRAL VOLUSIA AND NORTHERN SEMINOLE COUNTIES...
AT 704 AM EST...WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A
TORNADO. THIS TORNADO WAS LOCATED NEAR OVER ENTERPRISE AND DE BARY
NEAR LAKE MONROE...MOVING EAST AT 25 MPH.
THE TORNADO WILL BE NEAR...
SANFORD BY 710 AM EST...DELTONA BY 715 AM EST...
MIDWAY BY 720 AM EST...
OSTEEN BY 725 AM EST...
IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
STURDY SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE NEAREST
DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 AM EST SUNDAY MORNING FOR
EAST CENTRAL FLORIDA.
LAT...LON 2894 8109 2875 8107 2878 8141 2882 8141
2888 8134 2894 8134
TIME...MOT...LOC 1204Z 281DEG 25KT 2885 8133
$$
JP000
WWUS52 KMLB 161215
SVSMLB
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MELBOURNE FL
714 AM EST SUN DEC 16 2007
FLC117-127-161245-
/O.CON.KMLB.TO.W.0029.000000T0000Z-071216T1245Z/
SEMINOLE FL-VOLUSIA FL-
714 AM EST SUN DEC 16 2007
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 745 AM EST FOR SOUTH
CENTRAL VOLUSIA AND NORTHERN SEMINOLE COUNTIES...
AT 714 AM EST...WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A
SEVERE THUNDERSTORM WITH STRONG ROTATION. THIS TORNADO WAS LOCATED
BETWEEN DEBARY AND ORANGE CITY...MOVING EAST AT 25 MPH.
THE TORNADO WILL BE NEAR...
DELTONA BY 720 AM EST...
OSTEEN BY 725 AM EST...
IN ADDITION TO THE TORNADO...THIS STORM IS CAPABLE OF PRODUCING
DAMAGING STRAIGHT LINE WINDS.
HEAVY RAINFALL MAY OBSCURE THIS TORNADO. TAKE COVER NOW IF YOU WAIT
TO SEE OR HEAR IT COMING...IT MAY BE TOO LATE TO GET TO A SAFE PLACE.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 AM EST SUNDAY MORNING FOR
EAST CENTRAL FLORIDA.
LAT...LON 2894 8109 2875 8107 2878 8141 2882 8141
2888 8134 2894 8134
TIME...MOT...LOC 1214Z 281DEG 25KT 2884 8125
$$
JP000
WWUS52 KMLB 161231
SVSMLB
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MELBOURNE FL
729 AM EST SUN DEC 16 2007
FLC117-127-161239-
/O.CAN.KMLB.TO.W.0029.000000T0000Z-071216T1245Z/
SEMINOLE FL-VOLUSIA FL-
729 AM EST SUN DEC 16 2007
...THE TORNADO WARNING FOR SOUTH CENTRAL VOLUSIA AND NORTHERN
SEMINOLE COUNTIES IS CANCELLED...
NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THE SEVERE STORM AND
TORNADO THAT PROMPTED THE WARNING HAS WEAKENED...THUS THE WARNING
HAS BEEN CANCELLED. HOWEVER...HEAVY RAIN...DANGEROUS LIGHTNING
STRIKES AND STRONG WIND GUSTS WILL CONTINUE TO BE POSSIBLE ALNOG
HIGHWAY 44 FROM LAKE HELEN TO SPRUCE CREEK.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 AM EST SUNDAY MORNING FOR
EAST CENTRAL FLORIDA.
LAT...LON 2894 8109 2875 8107 2878 8141 2882 8141
2888 8134 2894 8134
TIME...MOT...LOC 1229Z 281DEG 25KT 2882 8113
$$
JPThe office that day
Everything else NWS Melbourne, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 16, 3:52 AM EST | Wind Chill Advisory | MLB | Lake, Orange, Osceola, Seminole, Volusia | 29 hr |
| Dec 16, 4:51 AM EST | Fire Weather Watch | MLB | Lake, Orange, Osceola, Seminole, Volusia | 24 hr |
| Dec 16, 5:50 AM EST | Tornado Warning | MLB | Lake | 25 min |
| Dec 16, 6:35 AM EST | Tornado Warning | MLB | Lake, Volusia | 25 min |
| Dec 16, 7:12 AM EST | Special Marine Warning | MLB | 93 min | |
| Dec 16, 10:58 AM EST | Lake Wind Advisory | MLB | Lake, Okeechobee, Orange, Osceola, Seminole, Volusia | 6 hr |
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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.