Alert archive / Florida / Tornado Warnings in 2011
Tornado Warning 10, NWS Melbourne, FL
NWS Melbourne, FL issued this tornado warning at Jan 25, 2011, 8:36 PM EST for Martin County, Okeechobee County, Saint Lucie County, Florida. It was in force for 54 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
- Jan 25, 2011, 8:36 PM EST (01:36 UTC)
- Expired
- Jan 25, 2011, 9:30 PM EST
- In force
- 54 min
- Issued by
- NWS Melbourne, FL
- Area
- Storm-based polygon
Counties Martin County, FL, Okeechobee County, FL, Saint Lucie County, FL
The radar
The Melbourne radar (KMLB), 112 km from the middle of the area, began a volume at 01:39 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jan 25, 2:07 PM EST | Tornado Watch | SPC | 7 hr |
| Jan 25, 8:03 PM EST | Tornado Watch | SPC | 4 hr |
The nearest sounding before it
Miami, FL (KMFL), launched 00:00Z, 1.6 hours before the alert went out and 146 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
- 1046 J/kg
- Mixed-layer CIN
- -1 J/kg
- Mixed-layer LCL
- 569 m above ground
- 0-6 km bulk shear
- 46 kt
- 0-1 km storm-relative helicity
- 201 m²/s²
- 0-3 km storm-relative helicity
- 276 m²/s²
- Significant tornado parameter
- 1.3
- Supercell composite
- 8.2
The text
As transmitted, in the capitals the NWS used until 2016.
229
WFUS52 KMLB 260136
TORMLB
FLC085-093-111-260230-
/O.NEW.KMLB.TO.W.0010.110126T0136Z-110126T0230Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MELBOURNE FL
836 PM EST TUE JAN 25 2011
THE NATIONAL WEATHER SERVICE IN MELBOURNE HAS ISSUED A
* TORNADO WARNING FOR...
SOUTHEASTERN OKEECHOBEE COUNTY IN FLORIDA...
THIS INCLUDES THE CITY OF OKEECHOBEE...
SOUTHERN ST. LUCIE COUNTY IN FLORIDA...
THIS INCLUDES THE CITIES OF...WALTON...FORT PIERCE INLET...WHITE
CITY...SAINT LUCIE NUCLEAR PLANT...PORT SAINT LUCIE...FORT
PIERCE...
MARTIN COUNTY IN FLORIDA...
THIS INCLUDES THE CITIES OF...STUART...PORT MAYACA...PALM CITY...
JENSEN BEACH...INDIANTOWN...HOBE SOUND...
* UNTIL 930 PM EST.
* AT 829 PM EST...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING A TORNADO ALONG
A LINE EXTENDING FROM 15 MILES WEST OF FORT PIERCE TO 13 MILES
NORTHEAST OF OKEECHOBEE...TO 7 MILES SOUTH OF OKEECHOBEE...MOVING
EAST AT 45 MPH.
* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
INDIAN RIVER ESTATES...WHITE CITY...PORT SAINT LUCIE RIVER PARK...
NORTH RIVER SHORES...ROCKY POINT...PORT SALERNO...HOBE SOUND
BEACH...JOHNATHAN DICKINSON STATE PARK...JONATHAN DICKINSON STATE
PARK AND JUPITER ISLAND
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.
TORNADOES AT NIGHT ARE DIFFICULT TO SEE. WATCH FOR THE POPPING OF
ELECTRIC LINES AND TRANSFORMERS OR LISTEN FOR THE SOUND OF LOUD
RUMBLING AS THAT OF AN APPROACHING FREIGHT TRAIN. TORNADOES ARE OFTEN
ASSOCIATED WITH STORMS WHICH ALSO PRODUCE LARGE HAIL AND EXCESSIVE
LIGHTNING.
THE TORNADO WILL LIKELY BE WRAPPED IN HEAVY RAIN MAKING IT DIFFICULT
TO SEE. BE SMART AND REACT NOW!
&&
LAT...LON 2711 8067 2716 8073 2720 8079 2729 8067
2749 8029 2720 8016 2717 8016 2716 8019
2715 8015 2697 8008 2697 8014 2695 8015
2695 8061
TIME...MOT...LOC 0134Z 270DEG 47KT 2759 8035 2754 8049
2746 8050 2735 8058 2738 8065 2730 8072
2722 8070 2714 8078
$$3 follow-up statements
642
WWUS52 KMLB 260200
SVSMLB
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MELBOURNE FL
900 PM EST TUE JAN 25 2011
FLC085-093-111-260230-
/O.CON.KMLB.TO.W.0010.000000T0000Z-110126T0230Z/
OKEECHOBEE-MARTIN-ST. LUCIE-
900 PM EST TUE JAN 25 2011
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 930 PM EST FOR SOUTHERN
ST. LUCIE...MARTIN AND SOUTHEASTERN OKEECHOBEE COUNTIES...
AT 853 PM EST...NATIONAL WEATHER SERVICE METEOROLOGISTS CONTINUED
TO DETECT A LINE OF STORMS CAPABLE OF PRODUCING TORNADOES FROM INDRIO
TO 8 MILES WEST OF WHITE CITY...TO 10 MILES EAST OF OKEECHOBEE...TO
11 MILES NORTHWEST OF PORT MAYACA...MOVING EAST AT 40 MPH.
THERE WERE EMBEDDED CIRCULATIONS IN THIS LINE NEAR CARLTON...AND
OVER NORTHWEST MARTIN COUNTY...ABOUT A5 MILES NORTHWEST OF PORT
MAYACA AND INDIANTOWN. PERSONS IN CENTRAL AND SOUTHERN SAINT LUCIE
COUNTY...AND ALL OF MARTIN COUNTY SHOULD PREPARE FOR THIS LINE OF
SEVERE STORMS THAT COULD PRODUCE A TORNADO TOUCHDOWN AT ANY TIME!
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A TORNADO WATCH REMAINS IN EFFECT UNTIL MIDNIGHT EST WEDNESDAY
MORNING FOR EAST CENTRAL FLORIDA.
&&
LAT...LON 2711 8067 2716 8073 2720 8079 2729 8067
2749 8029 2720 8016 2717 8016 2716 8019
2715 8015 2697 8008 2697 8014 2695 8015
2695 8061
TIME...MOT...LOC 0155Z 271DEG 34KT 2749 8034 2745 8034
2735 8044 2727 8057 2722 8064 2713 8066
$$
CRISTALDI363
WWUS52 KMLB 260214
SVSMLB
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MELBOURNE FL
914 PM EST TUE JAN 25 2011
FLC093-260221-
/O.CAN.KMLB.TO.W.0010.000000T0000Z-110126T0230Z/
OKEECHOBEE-
914 PM EST TUE JAN 25 2011
...THE TORNADO WARNING FOR SOUTHEASTERN OKEECHOBEE COUNTY IS
CANCELLED...
THE STRONGEST STORMS HAVE MOVED OUT OF OKEECHOBEE COUNTY.
LAT...LON 2711 8065 2719 8064 2729 8055 2745 8027
2720 8016 2717 8016 2716 8019 2715 8015
2697 8008 2697 8014 2695 8015 2695 8061
TIME...MOT...LOC 0211Z 270DEG 34KT 2745 8026 2731 8039
2723 8052 2717 8059 2709 8061
$$
FLC085-111-260230-
/O.CON.KMLB.TO.W.0010.000000T0000Z-110126T0230Z/
MARTIN-ST. LUCIE-
914 PM EST TUE JAN 25 2011
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 930 PM EST FOR
SOUTHEASTERN ST. LUCIE AND MARTIN COUNTIES...
AT 909 PM EST...NATIONAL WEATHER SERVICE METEOROLOGISTS CONTINUED
TO DETECT A LINE OF SEVERE...AND OCCASIONALLY ROTATING...STORMS
ALONG A LINE EXTENDING FROM FORT PIERCE INLET TO PORT SAINT LUCIE
TO 7 MILES NORTH OF PORT MAYACA...MOVING EAST AT 40 MPH.
OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
PORT SAINT LUCIE RIVER PARK...SAINT LUCIE NUCLEAR PLANT...
INDIANTOWN...SEWALL'S POINT...RIO...WAVELAND...STUART...SNUG
HARBOR..PORT SALERNO...PALM CITY...JUPITER ISLAND...JOHNATHAN
DICKINSON STATE PARK...JENSEN BEACH...AND HOBE SOUND.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THIS LINE OF STORMS IS ALSO CAPABLE OF PRODUCING DESTRUCTIVE
STRAIGHT LINE WINDS.
A TORNADO WATCH REMAINS IN EFFECT UNTIL MIDNIGHT EST WEDNESDAY
MORNING FOR EAST CENTRAL FLORIDA.
&&
LAT...LON 2711 8065 2719 8064 2729 8055 2745 8027
2720 8016 2717 8016 2716 8019 2715 8015
2697 8008 2697 8014 2695 8015 2695 8061
TIME...MOT...LOC 0211Z 270DEG 34KT 2745 8026 2731 8039
2723 8052 2717 8059 2709 8061
$$
CRISTALDI982
WWUS52 KMLB 260230
SVSMLB
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MELBOURNE FL
930 PM EST TUE JAN 25 2011
FLC085-111-260237-
/O.EXP.KMLB.TO.W.0010.000000T0000Z-110126T0230Z/
MARTIN-ST. LUCIE-
930 PM EST TUE JAN 25 2011
...THE TORNADO WARNING FOR SOUTHEASTERN ST. LUCIE AND MARTIN COUNTIES
WILL EXPIRE AT 930 PM EST...
LATEST DOPPLER RADAR IMAGERY SHOWS THAT CIRCULATIONS ALONG THE LINE
OF SEVERE STORMS THAT PROMPTED THE WARNING HAD WEAKENED...AND THE
OVERALL INTENSITY OF THE LINE HAD ALSO WEAKENED. THUS THE WARNING
WILL BE ALLOWED TO EXPIRE.
THESE STORMS WILL STILL BE CAPABLE OF PRODUCING WIND GUSTS OF 40 TO
50 MPH AS THEY MOVE THROUGH SOUTHEASTERN SAINT LUCIE COUNTY...AND
CENTRAL AND EASTERN MARTIN COUNTY.
LAT...LON 2711 8065 2719 8064 2729 8055 2745 8027
2720 8016 2717 8016 2716 8019 2715 8015
2697 8008 2697 8014 2695 8015 2695 8061
TIME...MOT...LOC 0227Z 270DEG 34KT 2745 8009 2731 8022
2723 8035 2717 8042 2709 8044
$$
CRISTALDIThe office that day
Everything else NWS Melbourne, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 25, 7:04 PM EST | Special Weather Statement | MLB | Osceola | 41 min |
| Jan 25, 7:22 PM EST | Tornado Warning | MLB | Brevard, Indian River, Osceola | 53 min |
| Jan 25, 7:40 PM EST | Special Weather Statement | MLB | Indian River, Okeechobee, Saint Lucie | 50 min |
| Jan 25, 8:04 PM EST | Severe Thunderstorm Warning | MLB | Indian River, Okeechobee, Saint Lucie | 56 min |
| Jan 25, 8:12 PM EST | Tornado Warning | MLB | Indian River, Okeechobee, Saint Lucie | 63 min |
| Jan 25, 8:17 PM EST | Special Marine Warning | MLB | 118 min | |
| Jan 25, 9:31 PM EST | Special Weather Statement | MLB | Martin | 44 min |
| Jan 26, 4:12 AM EST | Lake Wind Advisory | MLB | Lake, Orange, Osceola, Seminole, Volusia | 14 hr |
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.