Alert archive / Florida / Tornado Warnings in 2007
Tornado Warning 13, NWS Melbourne, FL
NWS Melbourne, FL issued this tornado warning at Apr 10, 2007, 4:30 PM EDT for Okeechobee County, Saint Lucie County, Florida. It was in force for 45 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
- Apr 10, 2007, 4:30 PM EDT (20:30 UTC)
- Expired
- Apr 10, 2007, 5:15 PM EDT
- In force
- 45 min
- Issued by
- NWS Melbourne, FL
- Area
- Counties, with a storm outline in the text
Counties Okeechobee County, FL, Saint Lucie County, FL
The radar
The Melbourne radar (KMLB), 88 km from the middle of the area, began a volume at 20:31 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 12:00Z, 8.5 hours before the alert went out and 128 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
- 515 J/kg
- Mixed-layer CIN
- -26 J/kg
- Mixed-layer LCL
- 831 m above ground
- 0-6 km bulk shear
- 46 kt
- 0-1 km storm-relative helicity
- 58 m²/s²
- 0-3 km storm-relative helicity
- 159 m²/s²
- Significant tornado parameter
- 0.2
- Supercell composite
- 1.3
The text
As transmitted, in the capitals the NWS used until 2016.
000 WFUS52 KMLB 102031 TORMLB FLC093-111-102115- /O.NEW.KMLB.TO.W.0013.070410T2030Z-070410T2115Z/ BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE MELBOURNE FL 430 PM EDT TUE APR 10 2007 THE NATIONAL WEATHER SERVICE IN MELBOURNE HAS ISSUED A * TORNADO WARNING FOR... SOUTHEASTERN OKEECHOBEE COUNTY IN EAST CENTRAL FLORIDA... THIS INCLUDES THE CITY OF OKEECHOBEE... ST. LUCIE COUNTY IN EAST CENTRAL FLORIDA... THIS INCLUDES THE CITIES OF...FORT PIERCE INLET...WHITE CITY... SAINT LUCIE NUCLEAR PLANT...INDRIO...FORT PIERCE... * UNTIL 515 PM EDT * AT 426 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 4 MILES EAST OF OKEECHOBEE...MOVING NORTHEAST AT 20 MPH. * THE TORNADO WILL BE NEAR... 7 MILES NORTHWEST OF SAINT LUCIE WEST BY 515 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. 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. EVACUATE MOBILE HOMES OR VEHICLES FOR MORE SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS. ABANDON YOUR VEHICLE IF THE TORNADO IS NEARBY. LAT...LON 2729 8091 2713 8082 2733 8023 2757 8034 $$ MRV
4 follow-up statements
000 WWUS52 KMLB 102036 SVSMLB SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE MELBOURNE FL 435 PM EDT TUE APR 10 2007 FLC093-111-102115- /O.CON.KMLB.TO.W.0013.000000T0000Z-070410T2115Z/ OKEECHOBEE FL-ST. LUCIE FL- 435 PM EDT TUE APR 10 2007 ...A TORNADO WARNING REMAINS IN EFFECT UNTIL 515 PM EDT FOR ST. LUCIE AND SOUTHEASTERN OKEECHOBEE COUNTIES... AT 431 PM EDT...WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A SEVERE THUNDERSTORM WITH STRONG ROTATION. THIS TORNADO WAS LOCATED NEAR FOUR SEASONS ESTATES...OR ABOUT 7 MILES EAST NORTHEAST OF OKEECHOBEE...MOVING NORTHEAST AT 20 MPH. THIS TORNADO IS MOVING NORTHEAST NEAR STATE ROUTE 70 IN SOUTHEAST OKEECHOBEE COUNTY. RESIDENTS IN SOUTHEAST OKEECHOBEE COUNTY IN THE PATH OF THIS TORNADO SHOULD TAKE COVER NOW THE TORNADO WILL BE NEAR... 6 MILES WEST OF CARLTON... 8 MILES WEST OF SAINT LUCIE WEST BY 515 PM EDT... WHEN A TORNADO WARNING IS ISSUED BASED ON DOPPLER RADAR...IT MEANS THAT STRONG ROTATION HAS BEEN DETECTED IN THE STORM. A TORNADO MAY ALREADY BE ON THE GROUND...OR IS EXPECTED TO DEVELOP SHORTLY. IF YOU ARE IN THE PATH OF THIS DANGEROUS STORM...MOVE INDOORS AND TO THE LOWEST LEVEL OF THE BUILDING. STAY AWAY FROM WINDOWS. IF DRIVING...DO NOT SEEK SHELTER UNDER A HIGHWAY OVERPASS. DO NOT USE YOUR CAR TO TRY TO OUTRUN A TORNADO. CARS ARE EASILY TOSSED AROUND BY TORNADO WINDS. IF YOU ARE CAUGHT IN THE PATH OF A TORNADO...LEAVE THE CAR AND GO TO A STRONG BUILDING. IF NO SAFE STRUCTURE IS NEARBY...SEEK SHELTER IN A DITCH OR LOW SPOT AND COVER YOUR HEAD. LAT...LON 2729 8091 2713 8082 2733 8023 2757 8034 $$ MRV
000
WWUS52 KMLB 102053
SVSMLB
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MELBOURNE FL
450 PM EDT TUE APR 10 2007
FLC093-102100-
/O.CAN.KMLB.TO.W.0013.000000T0000Z-070410T2115Z/
OKEECHOBEE FL-
450 PM EDT TUE APR 10 2007
...THE TORNADO WARNING FOR OKEECHOBEE COUNTY IS CANCELLED...
THE THUNDERSTRORM RESPONSIBE FOR THE TORNADO WARNING HAS MOVED
NORTHEAST INTO SAINT LUCIE COUNTY.
LAT...LON 2737 8026 2734 8029 2734 8036 2728 8046
2722 8066 2743 8066 2746 8056 2755 8043
2755 8032
$$
FLC111-102115-
/O.CON.KMLB.TO.W.0013.000000T0000Z-070410T2115Z/
ST. LUCIE FL-
450 PM EDT TUE APR 10 2007
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 515 PM EDT FOR ST. LUCIE
COUNTY...
AT 447 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO. THIS TORNADO WAS LOCATED 17 MILES WEST OF PORT
SAINT LUCIE ACROSS WESTERN SAINT LUCIE COUNTY. THE TORNADO WAS
MOVING NORTHEAST...SOUTH OF STATE ROUTE 70.
WHEN A TORNADO WARNING IS ISSUED BASED ON DOPPLER RADAR...IT MEANS
THAT STRONG ROTATION HAS BEEN DETECTED IN THE STORM. A TORNADO MAY
ALREADY BE ON THE GROUND...OR IS EXPECTED TO DEVELOP SHORTLY. IF YOU
ARE IN THE PATH OF THIS DANGEROUS STORM...MOVE INDOORS AND TO THE
LOWEST LEVEL OF THE BUILDING. STAY AWAY FROM WINDOWS. IF DRIVING...DO
NOT SEEK SHELTER UNDER A HIGHWAY OVERPASS.
IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER IN A NEARBY REINFORCED
BUILDING. AS A LAST RESORT...SEEK SHELTER IN A CULVERT...DITCH OR LOW
SPOT AND COVER YOUR HEAD WITH YOUR HANDS.
DO NOT USE YOUR CAR TO TRY TO OUTRUN A TORNADO. CARS ARE EASILY
TOSSED AROUND BY TORNADO WINDS. IF YOU ARE CAUGHT IN THE PATH OF A
TORNADO...LEAVE THE CAR AND GO TO A STRONG BUILDING.
LAT...LON 2737 8026 2734 8029 2734 8036 2728 8046
2722 8066 2743 8066 2746 8056 2755 8043
2755 8032
$$
MRV000
WWUS52 KMLB 102104
SVSMLB
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MELBOURNE FL
502 PM EDT TUE APR 10 2007
FLC111-102115-
/O.CON.KMLB.TO.W.0013.000000T0000Z-070410T2115Z/
ST. LUCIE FL-
502 PM EDT TUE APR 10 2007
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 515 PM EDT FOR ST. LUCIE
COUNTY...
AT 500 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO. THIS TORNADO WAS LOCATED 10 MILES WEST OF
CARLTON...OR ABOUT 16 MILES WEST OF WHITE CITY. THIS TORNADO WAS
MOVING NORTHEAST AT 25 MPH.
OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO FORT
PIERCE OCEAN PARK...SURFSIDE PARK...FORT PIERCE INLET...QUEENS
COVE...PEPPER BEACH PARK...LAKEWOOD PARK...INDRIO...SAINT LUCIE
VILLAGE...FREDERICK DOUGLASS PARK...AND FORT PIERCE
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.
LAT...LON 2737 8026 2734 8029 2734 8036 2728 8046
2722 8066 2743 8066 2746 8056 2755 8043
2755 8032
$$
MRV000
WWUS52 KMLB 102118
SVSMLB
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MELBOURNE FL
516 PM EDT TUE APR 10 2007
FLC111-102126-
/O.EXP.KMLB.TO.W.0013.000000T0000Z-070410T2115Z/
ST. LUCIE FL-
516 PM EDT TUE APR 10 2007
...THE TORNADO WARNING FOR ST. LUCIE COUNTY EXPIRED AT 515 PM EDT...
NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THE SEVERE STORM
THAT PROMPTED THE WARNING HAD WEAKENED BELOW SEVERE LIMITS. THE
THUNDERSTORM WILL MOVE TOWARD WHITE CITY WITH VERY HEAVY
RAIN...GUSTY WINDS TO 45 MPH AND OCCASIONAL CLOUD TO GROUND
LIGHTNING STRIKES. IF STORMS APPROACH YOUR AREA...MOVE INDOORS INTO
A STURDY STRUCTURE.
LAT...LON 2737 8026 2734 8029 2734 8036 2728 8046
2722 8066 2743 8066 2746 8056 2755 8043
2755 8032
$$
MRVThe office that day
Everything else NWS Melbourne, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 10, 3:40 PM EDT | Special Marine Warning | MLB | 65 min | |
| Apr 10, 4:45 PM EDT | Special Marine Warning | MLB | 90 min | |
| Apr 10, 7:13 PM EDT | Special Marine Warning | MLB | 62 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.