Alert archive / Florida / Tornado Warnings in 2008

Tornado Warning 22, NWS Melbourne, FL

August 19, 2008Indian River County, Florida

NWS Melbourne, FL issued this tornado warning at Aug 19, 2008, 2:17 PM EDT for Indian River County, Florida. It was in force for 28 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
Aug 19, 2008, 2:17 PM EDT (18:17 UTC)
Expired
Aug 19, 2008, 2:45 PM EDT
In force
28 min
Issued by
NWS Melbourne, FL
Area
Storm-based polygon

County Indian River County, FL

The radar

The Melbourne radar (KMLB), 46 km from the middle of the area, began a volume at 18:20 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.

IssuedProductOfficeLasted
Aug 19, 7:05 AM EDTTornado WatchSPC9 hr

The nearest sounding before it

Cape Canaveral, FL (KXMR), launched 12:00Z, 6.3 hours before the alert went out and 80 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.

Skew-T log-pSkew-T log-p diagram, Cape Canaveral, FL at 12:00Z on 2008-08-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 272 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Cape Canaveral, FL at 12:00Z on 2008-08-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -17 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
272 J/kg
Mixed-layer CIN
-10 J/kg
Mixed-layer LCL
943 m above ground
0-6 km bulk shear
16 kt
0-1 km storm-relative helicity
-17 m²/s²
0-3 km storm-relative helicity
50 m²/s²
Significant tornado parameter
-0.0
Supercell composite
-0.6

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WFUS52 KMLB 191817
TORMLB
FLC061-191845-
/O.NEW.KMLB.TO.W.0022.080819T1817Z-080819T1845Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MELBOURNE FL
217 PM EDT TUE AUG 19 2008

THE NATIONAL WEATHER SERVICE IN MELBOURNE HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHEASTERN INDIAN RIVER COUNTY IN EAST CENTRAL FLORIDA...
  THIS INCLUDES THE CITIES OF...SEBASTIAN...WINTER BEACH...WABASSO...
  VERO BEACH SOUTH...VERO BEACH...INDIAN RIVER SHORES...GIFFORD...

* UNTIL 245 PM EDT

* AT 215 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO NEAR WINTER
  BEACH...MOVING NORTHWEST AT 33 MPH.

* THE TORNADO WILL BE NEAR...
  SEBASTIAN AND 6 MILES NORTHEAST OF VERO LAKE ESTATES BY 225 PM
  EDT...

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.

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 2760 8044 2782 8061 2782 8051 2783 8047
      2771 8040 2771 8039 2772 8039 2775 8040
      2777 8042 2781 8045 2784 8044 2784 8043
      2766 8034
TIME...MOT...LOC 1817Z 151DEG 29KT 2774 8041

$$

WEITLICH
2 follow-up statements
000 
WWUS52 KMLB 191823
SVSMLB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MELBOURNE FL
223 PM EDT TUE AUG 19 2008

FLC061-191845-
/O.CON.KMLB.TO.W.0022.000000T0000Z-080819T1845Z/
INDIAN RIVER FL-
223 PM EDT TUE AUG 19 2008

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 245 PM EDT FOR
NORTHEASTERN INDIAN RIVER COUNTY...

AT 220 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO.  THIS TORNADO WAS LOCATED NEAR WABASSO...MOVING 
NORTHWEST AT 30 MPH TOWARD SEBASTIAN.

THE TORNADO WILL BE NEAR...
  SEBASTIAN BY 230 PM EDT...

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 400 PM EDT TUESDAY AFTERNOON
FOR EAST CENTRAL FLORIDA.

LAT...LON 2773 8037 2772 8038 2777 8042 2778 8043
      2771 8040 2764 8047 2782 8060 2783 8047
      2778 8043 2779 8043 2781 8045 2784 8044
      2784 8043
TIME...MOT...LOC 1823Z 143DEG 25KT 2776 8046

$$
000 
WWUS52 KMLB 191842
SVSMLB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MELBOURNE FL
242 PM EDT TUE AUG 19 2008

FLC061-191850-
/O.EXP.KMLB.TO.W.0022.000000T0000Z-080819T1845Z/
INDIAN RIVER FL-
240 PM EDT TUE AUG 19 2008

...THE TORNADO WARNING FOR NORTHEASTERN INDIAN RIVER COUNTY WILL
EXPIRE AT 245 PM EDT...

NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THE TORNADO THAT 
PROMPTED THE WARNING HAD WEAKENED. HOWEVER...SQUALLS WITH WIND GUSTS 
UP TO 60 MPH AND HEAVY RAIN WILL CONTINUE TO BE POSSIBLE.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 400 PM EDT TUESDAY AFTERNOON
FOR EAST CENTRAL FLORIDA.

LAT...LON 2773 8037 2772 8038 2777 8042 2778 8043
      2771 8040 2764 8047 2782 8060 2783 8047
      2778 8043 2779 8043 2781 8045 2784 8044
      2784 8043
TIME...MOT...LOC 1840Z 143DEG 25KT 2785 8054

$$

WEITLICH

The office that day

Everything else NWS Melbourne, FL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 19, 1:32 AM EDTTornado WarningMLBMartin43 min
Aug 19, 2:15 AM EDTTornado WarningMLBMartin33 min
Aug 19, 3:06 AM EDTTornado WarningMLBOkeechobee39 min
Aug 19, 5:50 AM EDTTornado WarningMLBSaint Lucie40 min
Aug 19, 6:28 AM EDTTornado WarningMLBSaint Lucie20 min
Aug 19, 6:28 AM EDTTornado WarningMLBMartin47 min
Aug 19, 6:45 AM EDTTornado WarningMLBMartin, Saint Lucie30 min
Aug 19, 8:43 AM EDTFlash Flood WarningMLBMartin2 hr
Aug 19, 9:03 AM EDTTornado WarningMLBMartin14 min
Aug 19, 9:52 AM EDTTornado WarningMLBMartin23 min
Aug 19, 10:51 AM EDTFlash Flood WarningMLBMartin, Saint Lucie114 min
Aug 19, 12:26 PM EDTFlash Flood WarningMLBIndian River, Martin, Okeechobee, Saint Lucie4 hr
Aug 19, 12:46 PM EDTTornado WarningMLBIndian River, Saint Lucie29 min
Aug 19, 1:28 PM EDTTornado WarningMLBBrevard, Osceola32 min
Aug 19, 1:53 PM EDTTornado WarningMLBIndian River22 min
Aug 19, 2:30 PM EDTFlash Flood WarningMLBBrevard4 hr
Aug 19, 3:23 PM EDTTornado WarningMLBOsceola34 min
Aug 19, 4:21 PM EDTAreal Flood WarningMLBIndian River, Martin, Okeechobee, Osceola, Saint Lucie4 hr
Aug 19, 4:29 PM EDTTornado WarningMLBBrevard31 min
Aug 19, 6:13 PM EDTFlash Flood WarningMLBBrevard3 hr

Nearby

Tornado Warnings in Florida, 2008Every tornado warning in 2008Tornadoes in 2008

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.