Alert archive / Florida / Tornado Warnings in 2011
Tornado Warning 11, NWS Melbourne, FL
NWS Melbourne, FL issued this tornado warning at Feb 7, 2011, 2:27 PM EST for Volusia County, Florida. It was in force for 48 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
- Feb 7, 2011, 2:27 PM EST (19:27 UTC)
- Expired
- Feb 7, 2011, 3:15 PM EST
- In force
- 48 min
- Issued by
- NWS Melbourne, FL
- Area
- Storm-based polygon
County Volusia County, FL
The radar
The Jacksonville radar (KJAX), 139 km from the middle of the area, began a volume at 19:29 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, 7.5 hours before the alert went out and 118 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
- 7 J/kg
- Mixed-layer CIN
- -150 J/kg
- Mixed-layer LCL
- 504 m above ground
- 0-6 km bulk shear
- 62 kt
- 0-1 km storm-relative helicity
- 320 m²/s²
- 0-3 km storm-relative helicity
- 319 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
703
WFUS52 KMLB 071927
TORMLB
FLC127-072015-
/O.NEW.KMLB.TO.W.0011.110207T1927Z-110207T2015Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MELBOURNE FL
227 PM EST MON FEB 7 2011
THE NATIONAL WEATHER SERVICE IN MELBOURNE HAS ISSUED A
* TORNADO WARNING FOR...
NORTHWESTERN VOLUSIA COUNTY IN FLORIDA...
THIS INCLUDES THE CITIES OF...PIERSON...ORMOND BEACH...
BARBERVILLE...
* UNTIL 315 PM EST.
* AT 225 PM EST...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO NEAR PIERSON...
MOVING EAST AT 55 MPH.
* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
ORMOND BY THE SEA
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!
PRECAUTIONARY/PREPAREDNESS ACTIONS...
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.
&&
LAT...LON 2932 8104 2929 8103 2926 8101 2914 8151
2917 8151 2920 8158 2929 8163 2936 8141
2927 8140 2927 8116 2941 8116 2943 8115
2943 8109
TIME...MOT...LOC 1927Z 252DEG 49KT 2926 8148
$$
KELLY2 follow-up statements
130
WWUS52 KMLB 071951
SVSMLB
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MELBOURNE FL
251 PM EST MON FEB 7 2011
FLC127-072015-
/O.CON.KMLB.TO.W.0011.000000T0000Z-110207T2015Z/
VOLUSIA-
251 PM EST MON FEB 7 2011
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 315 PM EST FOR NORTHERN
VOLUSIA COUNTY...
AT 246 PM EST...NATIONAL WEATHER SERVICE METEOROLOGISTS CONTINUED TO
DETECT A TORNADO. THIS TORNADO WAS LOCATED 15 MILES SOUTHWEST OF
TOMOKA ESTATES...OR 7 MILES EAST OF BARBERVILLE...MOVING EAST AT 45
MPH.
OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO TOMOKA
STATE PARK...ORMOND BEACH AND ORMOND BY THE SEA.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
STURDY SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE NEAREST
DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.
HEAVY RAINFALL MAY OBSCURE THIS TORNADO. TAKE COVER NOW! IF YOU WAIT
TO SEE OR HEAR IT COMING...IT MAY BE TOO LATE TO GET TO A SAFE PLACE.
&&
LAT...LON 2932 8104 2929 8103 2926 8101 2917 8139
2929 8145 2936 8141 2927 8140 2927 8116
2941 8116 2943 8115 2943 8109
TIME...MOT...LOC 1950Z 255DEG 38KT 2923 8127
$$
GUSEMAN379
WWUS52 KMLB 072014
SVSMLB
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MELBOURNE FL
314 PM EST MON FEB 7 2011
FLC127-072024-
/O.EXP.KMLB.TO.W.0011.000000T0000Z-110207T2015Z/
VOLUSIA-
314 PM EST MON FEB 7 2011
...THE TORNADO WARNING FOR NORTH CENTRAL VOLUSIA COUNTY WILL EXPIRE
AT 315 PM EST...
THE SEVERE STORM THAT PROMPTED THE WARNING HAD WEAKENED AND EXITED
THE WARNING AREA...THUS THE WARNING HAS BEEN ALLOWED TO EXPIRE.
LAT...LON 2932 8104 2929 8103 2926 8101 2917 8139
2929 8145 2936 8141 2927 8140 2927 8116
2941 8116 2943 8115 2943 8109
TIME...MOT...LOC 2014Z 255DEG 38KT 2930 8099
$$
JPThe office that day
Everything else NWS Melbourne, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 7, 4:46 AM EST | Small Craft Advisory for Winds | MLB | 17 hr | |
| Feb 7, 2:12 PM EST | Special Weather Statement | MLB | Flagler | 63 min |
| Feb 7, 2:39 PM EST | Special Marine Warning | MLB | 111 min | |
| Feb 7, 3:15 PM EST | Special Weather Statement | MLB | Volusia | 45 min |
| Feb 7, 3:37 PM EST | Special Marine Warning | MLB | 113 min | |
| Feb 7, 3:43 PM EST | Special Weather Statement | MLB | Orange, Seminole | 47 min |
| Feb 7, 6:22 PM EST | Special Weather Statement | MLB | Osceola | 38 min |
Nearby
Tornado Warnings in Florida, 2011Every tornado warning in 2011Tornadoes in 2011
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.