Alert archive / Florida / Tornado Warnings in 2011
Tornado Warning 18, NWS Melbourne, FL
NWS Melbourne, FL issued this tornado warning at Mar 31, 2011, 1:05 PM EDT for Brevard County, Osceola County, Florida. It was in force for 23 min. 4 reports 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
- Mar 31, 2011, 1:05 PM EDT (17:05 UTC)
- Expired
- Mar 31, 2011, 1:28 PM EDT
- In force
- 23 min
- Issued by
- NWS Melbourne, FL
- Area
- Storm-based polygon
Counties Brevard County, FL, Osceola County, FL
The radar
The Melbourne radar (KMLB), 2 km from the middle of the area, began a volume at 17:05 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Mar 31, 1:15 PM EDT | TSTM WND DMG | Palm Bay, FL | POWER LINES DOWN. EXACT LOCATION UNKNOWN. TIME ESTIMATED BY RADAR. |
| Mar 31, 1:20 PM EDT | TSTM WND GST 40 | 6 Sw Indialantic, FL | WXFLOW STN XDAI 24920G35 KTS |
| Mar 31, 1:27 PM EDT | TSTM WND GST 39 | 3 Wnw Palm Bay, FL | WEATHERUNDERGROUND STN WU31 333/34 KTS |
| Mar 31, 1:31 PM EDT | TSTM WND GST 49 | 5 Wnw Malabar, FL | APRS STN CW279 28917G43 KTS |
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 |
|---|---|---|---|
| Mar 31, 12:46 PM EDT | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Cape Canaveral, FL (KXMR), launched 12:00Z, 5.1 hours before the alert went out and 42 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
- 81 J/kg
- Mixed-layer CIN
- -219 J/kg
- Mixed-layer LCL
- 1243 m above ground
- 0-6 km bulk shear
- 57 kt
- 0-1 km storm-relative helicity
- 238 m²/s²
- 0-3 km storm-relative helicity
- 228 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
624
WFUS52 KMLB 311705
TORMLB
FLC009-097-311745-
/O.NEW.KMLB.TO.W.0018.110331T1705Z-110331T1745Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MELBOURNE FL
105 PM EDT THU MAR 31 2011
THE NATIONAL WEATHER SERVICE IN MELBOURNE HAS ISSUED A
* TORNADO WARNING FOR...
SOUTHERN BREVARD COUNTY IN FLORIDA...
THIS INCLUDES THE CITIES OF...SATELLITE BEACH...PATRICK AIRFORCE
BASE...PALM BAY...MELBOURNE...MALABAR...INDIALANTIC...CAMP HOLLY
FISH CAMP...
EAST CENTRAL OSCEOLA COUNTY IN FLORIDA...
* UNTIL 145 PM EDT.
* AT 101 PM EDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 7 MILES
SOUTHWEST OF CAMP HOLLY FISH CAMP...MOVING EAST AT 70 MPH.
* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO WEST
MELBOURNE...SUNTREE...INDIAN HARBOUR BEACH AND MELBOURNE BEACH
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.
&&
LAT...LON 2799 8053 2803 8056 2812 8059 2816 8063
2798 8055 2791 8088 2813 8095 2824 8067
2824 8065 2822 8063 2825 8062 2826 8060
2811 8057 2799 8051
TIME...MOT...LOC 1705Z 250DEG 62KT 2803 8076
$$
MOSES2 follow-up statements
911
WWUS52 KMLB 311721
SVSMLB
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MELBOURNE FL
121 PM EDT THU MAR 31 2011
FLC097-311731-
/O.CAN.KMLB.TO.W.0018.000000T0000Z-110331T1745Z/
OSCEOLA-
121 PM EDT THU MAR 31 2011
...THE TORNADO WARNING FOR EAST CENTRAL OSCEOLA COUNTY IS
CANCELLED...
A TORNADO WATCH REMAINS IN EFFECT UNTIL 800 PM EDT THURSDAY EVENING
FOR EAST CENTRAL FLORIDA.
LAT...LON 2809 8058 2812 8059 2816 8063 2809 8060
2808 8075 2819 8080 2824 8067 2824 8065
2822 8063 2825 8062 2826 8060 2811 8057
2810 8056
TIME...MOT...LOC 1721Z 246DEG 53KT 2818 8061
$$
FLC009-311745-
/O.CON.KMLB.TO.W.0018.000000T0000Z-110331T1745Z/
BREVARD-
121 PM EDT THU MAR 31 2011
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 145 PM EDT FOR CENTRAL
BREVARD COUNTY...
AT 119 PM EDT...NATIONAL WEATHER SERVICE METEOROLOGISTS CONTINUED TO
DETECT A TORNADO. THIS TORNADO WAS LOCATED NEAR PALM SHORES...OR
NEAR SATELLITE BEACH...MOVING NORTHEAST AT 60 MPH.
OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO PATRICK
AIRFORCE BASE
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IN ADDITION TO THE TORNADO...THIS STORM IS CAPABLE OF PRODUCING HAIL
AND DESTRUCTIVE STRAIGHT LINE WINDS.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 800 PM EDT THURSDAY EVENING
FOR EAST CENTRAL FLORIDA.
&&
LAT...LON 2809 8058 2812 8059 2816 8063 2809 8060
2808 8075 2819 8080 2824 8067 2824 8065
2822 8063 2825 8062 2826 8060 2811 8057
2810 8056
TIME...MOT...LOC 1721Z 246DEG 53KT 2818 8061
$$
MOSES511
WWUS52 KMLB 311728
SVSMLB
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MELBOURNE FL
128 PM EDT THU MAR 31 2011
FLC009-311738-
/O.CAN.KMLB.TO.W.0018.000000T0000Z-110331T1745Z/
BREVARD-
128 PM EDT THU MAR 31 2011
...THE TORNADO WARNING FOR CENTRAL BREVARD COUNTY IS CANCELLED...
THE SEVERE STORM THAT PROMPTED THE WARNING HAS MOVED INTO THE
ATLANTIC OCEAN...THUS THE WARNING HAS BEEN CANCELLED.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 800 PM EDT THURSDAY EVENING
FOR EAST CENTRAL FLORIDA.
LAT...LON 2809 8058 2812 8059 2816 8063 2809 8060
2808 8075 2819 8080 2824 8067 2824 8065
2822 8063 2825 8062 2826 8060 2811 8057
2810 8056
TIME...MOT...LOC 1728Z 246DEG 53KT 2822 8050
$$
MOSESThe office that day
Everything else NWS Melbourne, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 31, 12:38 AM EDT | Special Marine Warning | MLB | 82 min | |
| Mar 31, 3:42 AM EDT | Small Craft Advisory for Winds | MLB | 24 hr | |
| Mar 31, 6:16 AM EDT | Special Weather Statement | MLB | Lake | 59 min |
| Mar 31, 6:58 AM EDT | Special Weather Statement | MLB | Brevard, Lake, Orange, Osceola, Seminole, Volusia | 62 min |
| Mar 31, 7:04 AM EDT | Severe Thunderstorm Warning | MLB | Lake, Orange, Seminole, Volusia | 56 min |
| Mar 31, 7:27 AM EDT | Severe Thunderstorm Warning | MLB | Lake, Orange, Osceola | 63 min |
| Mar 31, 7:33 AM EDT | Special Marine Warning | MLB | 117 min | |
| Mar 31, 7:43 AM EDT | Tornado Warning | MLB | Brevard, Seminole, Volusia | 42 min |
| Mar 31, 8:13 AM EDT | Severe Thunderstorm Warning | MLB | Brevard, Orange, Volusia | 47 min |
| Mar 31, 8:30 AM EDT | Severe Thunderstorm Warning | MLB | Brevard, Indian River, Osceola | 27 min |
| Mar 31, 9:01 AM EDT | Severe Thunderstorm Warning | MLB | Lake, Orange, Osceola | 59 min |
| Mar 31, 10:16 AM EDT | Severe Thunderstorm Warning | MLB | Lake, Orange, Seminole | 59 min |
| Mar 31, 10:37 AM EDT | Tornado Warning | MLB | Lake, Orange, Seminole, Volusia | 53 min |
| Mar 31, 10:38 AM EDT | Special Marine Warning | MLB | 2 hr | |
| Mar 31, 11:31 AM EDT | Special Weather Statement | MLB | Lake, Orange, Seminole, Volusia | 44 min |
| Mar 31, 11:51 AM EDT | Tornado Warning | MLB | Brevard, Seminole, Volusia | 24 min |
| Mar 31, 12:15 PM EDT | Tornado Warning | MLB | Brevard | 19 min |
| Mar 31, 12:31 PM EDT | Severe Thunderstorm Warning | MLB | Brevard, Osceola | 59 min |
| Mar 31, 12:32 PM EDT | Tornado Warning | MLB | Osceola | 43 min |
| Mar 31, 12:47 PM EDT | Special Marine Warning | MLB | 88 min | |
| Mar 31, 1:59 PM EDT | Special Marine Warning | MLB | 2 hr | |
| Mar 31, 2:15 PM EDT | Special Weather Statement | MLB | Lake, Volusia | 45 min |
| Mar 31, 2:21 PM EDT | Special Marine Warning | MLB | 54 min | |
| Mar 31, 3:58 PM EDT | Special Weather Statement | MLB | Orange | 62 min |
| Mar 31, 5:52 PM EDT | Special Weather Statement | MLB | Indian River | 53 min |
| Mar 31, 5:53 PM EDT | Special Marine Warning | MLB | 112 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.