Alert archive / Florida / Tornado Warnings in 2022

Tornado Warning 25, NWS Melbourne, FL

September 28, 2022Osceola County, Florida

NWS Melbourne, FL issued this tornado warning at Sep 28, 2022, 2:53 PM EDT for Osceola County, Florida. It was in force for 20 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, 2:53 PM EDT (18:53 UTC)
Expired: Sep 28, 2022, 3:13 PM EDT
In force: 20 min
Issued by: NWS Melbourne, FL
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 0.75 in

County Osceola County, FL

The radar

The Melbourne radar (KMLB), 32 km from the middle of the area, began a volume at 18:56 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
Sep 28, 4:59 AM EDT	Tornado Watch	SPC	12 hr

The nearest sounding before it

Cape Canaveral, FL (KXMR), launched 12:00Z, 6.9 hours before the alert went out and 63 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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.

251 
WFUS52 KMLB 281853
TORMLB
FLC097-281930-
/O.NEW.KMLB.TO.W.0025.220928T1853Z-220928T1930Z/

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

The National Weather Service in Melbourne has issued a

* Tornado Warning for...
  Northeastern Osceola County in east central Florida...

* Until 330 PM EDT.
    
* At 252 PM EDT, a severe thunderstorm capable of producing a tornado
  was located 9 miles southeast of Holopaw, moving northwest at 25
  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...
  Holopaw around 320 PM EDT.

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 2803 8091 2802 8100 2819 8113 2822 8096
TIME...MOT...LOC 1852Z 151DEG 21KT 2803 8096 

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

$$

Schaper

1 follow-up statement

482 
WWUS52 KMLB 281913
SVSMLB

Severe Weather Statement
National Weather Service Melbourne FL
313 PM EDT Wed Sep 28 2022

FLC097-281923-
/O.CAN.KMLB.TO.W.0025.000000T0000Z-220928T1930Z/
Osceola FL-
313 PM EDT Wed Sep 28 2022

...THE TORNADO WARNING FOR NORTHEASTERN OSCEOLA COUNTY IS
CANCELLED...
                
The storm which prompted the warning has weakened below severe
limits, and no longer appears capable of producing a tornado.
Therefore, the warning has been cancelled.

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

LAT...LON 2803 8091 2802 8100 2819 8113 2822 8096
TIME...MOT...LOC 1912Z 151DEG 21KT 2814 8103 

$$

Schaper

The office that day

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

Issued	Product	Office	Counties	Lasted
Sep 27, 10:24 PM EDT	Tornado Warning	MLB	Martin	36 min
Sep 27, 11:18 PM EDT	Tornado Warning	MLB	Martin, Saint Lucie	27 min
Sep 28, 7:34 AM EDT	Areal Flood Warning	MLB	Martin, Saint Lucie	116 min
Sep 28, 8:07 AM EDT	Tornado Warning	MLB	Indian River, Osceola	23 min
Sep 28, 8:16 AM EDT	Tornado Warning	MLB	Indian River	29 min
Sep 28, 8:48 AM EDT	Areal Flood Warning	MLB	Brevard, Indian River	117 min
Sep 28, 12:50 PM EDT	Areal Flood Warning	MLB	Brevard, Orange, Osceola, Volusia	3 hr
Sep 28, 12:53 PM EDT	Tornado Warning	MLB	Okeechobee	22 min
Sep 28, 2:00 PM EDT	Tornado Warning	MLB	Brevard, Indian River	30 min
Sep 28, 2:32 PM EDT	Tornado Warning	MLB	Brevard, Osceola	28 min
Sep 28, 4:22 PM EDT	Areal Flood Warning	MLB	Brevard, Lake, Orange, Osceola, Seminole, Volusia	4 hr
Sep 28, 7:59 PM EDT	Areal Flood Warning	MLB	Brevard, Lake, Orange, Osceola, Seminole, Volusia	4 hr

Nearby

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