Alert archive / Florida / Tornado Warnings in 2022

Tornado Warning 21, NWS Melbourne, FL

September 28, 2022Indian River County, Florida

NWS Melbourne, FL issued this tornado warning at Sep 28, 2022, 8:16 AM EDT for Indian River County, Florida. It was in force for 29 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
Sep 28, 2022, 8:16 AM EDT (12:16 UTC)
Expired
Sep 28, 2022, 8:45 AM EDT
In force
29 min
Issued by
NWS Melbourne, FL
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.75 in

County Indian River County, FL

The radar

The Melbourne radar (KMLB), 40 km from the middle of the area, began a volume at 12:20 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
Sep 28, 4:59 AM EDTTornado WatchSPC12 hr

The nearest sounding before it

Cape Canaveral, FL (KXMR), launched 12:00Z, 0.3 hours before the alert went out and 75 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 2022-09-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 21 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Cape Canaveral, FL at 12:00Z on 2022-09-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 33 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
21 J/kg
Mixed-layer CIN
-112 J/kg
Mixed-layer LCL
850 m above ground
0-6 km bulk shear
48 kt
0-1 km storm-relative helicity
33 m²/s²
0-3 km storm-relative helicity
149 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.2

Open this sounding in Storm Lab

The text

As transmitted.

832 
WFUS52 KMLB 281216
TORMLB
FLC061-281245-
/O.NEW.KMLB.TO.W.0021.220928T1216Z-220928T1245Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Melbourne FL
816 AM EDT Wed Sep 28 2022

The National Weather Service in Melbourne has issued a

* Tornado Warning for...
  Northeastern Indian River County in east central Florida...

* Until 845 AM EDT.
    
* At 816 AM EDT, a severe thunderstorm capable of producing a tornado
  was located over Winter Beach, moving northwest at 30 mph.

  HAZARD...Tornado.

  SOURCE...Radar indicated rotation.

  IMPACT...Flying debris will be dangerous to those caught without 
           shelter. Mobile homes will be damaged or destroyed. 
           Damage to roofs, windows, and vehicles will occur.  Tree 
           damage is likely.

* This dangerous storm will be near...
  Wabasso around 820 AM EDT.
  Sebastian, Sebastian Highlands and Sebastian Inlet State Park 
  around 830 AM EDT.
  Roseland, Sebastian Inlet and Micco around 840 AM EDT.

Other locations impacted by this tornadic thunderstorm include
Orchid.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to an interior room on the lowest floor of a
sturdy building. Avoid windows. If you are outdoors, in a mobile
home, or in a vehicle, move to the closest substantial shelter and
protect yourself from flying debris.

&&

LAT...LON 2765 8040 2780 8060 2782 8057 2782 8051
      2784 8049 2787 8050 2789 8047 2787 8047
      2787 8045 2791 8044 2769 8034 2768 8034
TIME...MOT...LOC 1216Z 151DEG 26KT 2771 8041 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN

$$

Sedlock
1 follow-up statement
579 
WWUS52 KMLB 281241
SVSMLB

Severe Weather Statement
National Weather Service Melbourne FL
841 AM EDT Wed Sep 28 2022

FLC061-281250-
/O.EXP.KMLB.TO.W.0021.000000T0000Z-220928T1245Z/
Indian River FL-
841 AM EDT Wed Sep 28 2022

...THE TORNADO WARNING FOR NORTHEASTERN INDIAN RIVER COUNTY WILL
EXPIRE AT 845 AM EDT...
                
The storm which prompted the warning has weakened below severe
limits, and no longer appears capable of producing a tornado.
Therefore, the warning will be allowed to expire.  However gusty
winds and heavy rain are still possible with this thunderstorm.

A Tornado Watch remains in effect until 500 PM EDT for east central
Florida.

LAT...LON 2765 8040 2780 8060 2782 8057 2782 8051
      2784 8049 2787 8050 2789 8047 2787 8047
      2787 8045 2791 8044 2769 8034 2768 8034
TIME...MOT...LOC 1240Z 151DEG 26KT 2787 8051 

$$

Sedlock

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 27, 10:24 PM EDTTornado WarningMLBMartin36 min
Sep 27, 11:18 PM EDTTornado WarningMLBMartin, Saint Lucie27 min
Sep 28, 7:34 AM EDTAreal Flood WarningMLBMartin, Saint Lucie116 min
Sep 28, 8:07 AM EDTTornado WarningMLBIndian River, Osceola23 min
Sep 28, 8:48 AM EDTAreal Flood WarningMLBBrevard, Indian River117 min
Sep 28, 12:50 PM EDTAreal Flood WarningMLBBrevard, Orange, Osceola, Volusia3 hr
Sep 28, 12:53 PM EDTTornado WarningMLBOkeechobee22 min
Sep 28, 2:00 PM EDTTornado WarningMLBBrevard, Indian River30 min
Sep 28, 2:32 PM EDTTornado WarningMLBBrevard, Osceola28 min
Sep 28, 2:53 PM EDTTornado WarningMLBOsceola20 min
Sep 28, 4:22 PM EDTAreal Flood WarningMLBBrevard, Lake, Orange, Osceola, Seminole, Volusia4 hr
Sep 28, 7:59 PM EDTAreal Flood WarningMLBBrevard, Lake, Orange, Osceola, Seminole, Volusia4 hr

Nearby

Tornado Warnings in Florida, 2022Every tornado warning in 2022Tornadoes in 2022

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.