Alert archive / Florida / Tornado Warnings in 2023

Tornado Warning 13, NWS Melbourne, FL

April 30, 2023Brevard County, Florida

NWS Melbourne, FL issued this tornado warning at Apr 30, 2023, 7:31 AM EDT for Brevard County, Florida. It was in force for 34 min. 2 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: Apr 30, 2023, 7:31 AM EDT (11:31 UTC)
Expired: Apr 30, 2023, 8:05 AM EDT
In force: 34 min
Issued by: NWS Melbourne, FL
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 0.75 in

County Brevard County, FL

The radar

The Melbourne radar (KMLB), 34 km from the middle of the area, began a volume at 11:34 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
Apr 30, 7:43 AM EDT	TSTM WND GST 47	3 S Playalinda Beach, FL	USSF TOWER 211 MEASURED A THUNDERSTORM WIND GUST OF 41KT/47MPH FROM THE SOUTHWEST.
Apr 30, 7:43 AM EDT	TSTM WND GST 54	3 Nne Kennedy Space Cen, FL	USSF TOWER 311 MEASURED A THUNDERSTORM WIND GUST OF 47KTS/54MPH FROM THE SOUTHWEST.

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
Apr 30, 5:03 AM EDT	Tornado Watch	SPC	7 hr

The nearest sounding before it

Cape Canaveral, FL (KXMR), launched 00:00Z, 11.5 hours before the alert went out and 19 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: 182 J/kg
Mixed-layer CIN: -89 J/kg
Mixed-layer LCL: 909 m above ground
0-6 km bulk shear: 57 kt
0-1 km storm-relative helicity: 212 m²/s²
0-3 km storm-relative helicity: 253 m²/s²
Significant tornado parameter: 0.1
Supercell composite: 3.2

Open this sounding in Storm Lab

The text

As transmitted.

292 
WFUS52 KMLB 301131
TORMLB
FLC009-301215-
/O.NEW.KMLB.TO.W.0013.230430T1131Z-230430T1215Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Melbourne FL
731 AM EDT Sun Apr 30 2023

The National Weather Service in Melbourne has issued a

* Tornado Warning for...
  Central Brevard County in east central Florida...

* Until 815 AM EDT.
    
* At 730 AM EDT, a severe thunderstorm capable of producing a tornado
  was located over Rockledge, moving northeast at 60 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...
  Cape Canaveral, Port Canaveral and Jetty Park around 740 AM EDT.

Other locations impacted by this tornadic thunderstorm include
Canaveral Acres.

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 2840 8055 2822 8080 2829 8086 2835 8086
      2837 8087 2871 8063 2859 8054 2846 8049
TIME...MOT...LOC 1130Z 232DEG 53KT 2831 8077 

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

$$

Fehling

2 follow-up statements

622 
WWUS52 KMLB 301152
SVSMLB

Severe Weather Statement
National Weather Service Melbourne FL
752 AM EDT Sun Apr 30 2023

FLC009-301215-
/O.CON.KMLB.TO.W.0013.000000T0000Z-230430T1215Z/
Brevard FL-
752 AM EDT Sun Apr 30 2023

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 815 AM EDT FOR
NORTHEASTERN BREVARD COUNTY...
    
At 752 AM EDT, a severe thunderstorm capable of producing a tornado
was located 10 miles northeast of Port Canaveral, moving northeast at
60 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 tornadic thunderstorm will remain over mainly rural areas of
northeastern Brevard County.

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 2839 8056 2831 8067 2836 8072 2864 8058
      2860 8055 2848 8050 2846 8049
TIME...MOT...LOC 1152Z 232DEG 53KT 2852 8047 

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

$$

Fehling

772 
WWUS52 KMLB 301205
SVSMLB

Severe Weather Statement
National Weather Service Melbourne FL
805 AM EDT Sun Apr 30 2023

FLC009-301214-
/O.CAN.KMLB.TO.W.0013.000000T0000Z-230430T1215Z/
Brevard FL-
805 AM EDT Sun Apr 30 2023

...THE TORNADO WARNING FOR NORTHEASTERN BREVARD COUNTY IS
CANCELLED...
    
The tornadic thunderstorm which prompted the warning has moved out 
of the warned area. Therefore, the warning has been cancelled. 
However gusty winds and heavy rain are still possible with this 
thunderstorm.

A Tornado Watch remains in effect until 200 PM EDT for east central
Florida.

LAT...LON 2839 8056 2831 8067 2836 8072 2864 8058
      2860 8055 2848 8050 2846 8049
TIME...MOT...LOC 1204Z 232DEG 53KT 2864 8030 

$$

Kelly

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 30, 2:41 AM EDT	Wind Advisory	MLB	Brevard, Indian River, Lake, Martin, Okeechobee, Orange and 4 more	16 hr
Apr 30, 2:46 AM EDT	Small Craft Advisory	MLB		21 hr
Apr 30, 5:58 AM EDT	Special Weather Statement	MLB	Orange	47 min
Apr 30, 6:00 AM EDT	Special Weather Statement	MLB	Lake, Seminole	45 min
Apr 30, 6:21 AM EDT	Severe Thunderstorm Warning	MLB	Orange, Osceola	39 min
Apr 30, 6:39 AM EDT	Special Marine Warning	MLB		96 min
Apr 30, 6:47 AM EDT	Special Weather Statement	MLB	Volusia	28 min
Apr 30, 6:49 AM EDT	Special Weather Statement	MLB	Osceola	26 min
Apr 30, 7:07 AM EDT	Severe Thunderstorm Warning	MLB	Seminole, Volusia	38 min
Apr 30, 7:11 AM EDT	Severe Thunderstorm Warning	MLB	Brevard, Orange, Osceola, Volusia	49 min
Apr 30, 7:24 AM EDT	Severe Thunderstorm Warning	MLB	Brevard, Indian River, Martin, Okeechobee, Saint Lucie	51 min
Apr 30, 7:55 AM EDT	Special Weather Statement	MLB	Orange	35 min
Apr 30, 7:58 AM EDT	Tornado Warning	MLB	Martin, Saint Lucie	32 min
Apr 30, 8:03 AM EDT	Special Marine Warning	MLB		117 min
Apr 30, 8:09 AM EDT	Tornado Warning	MLB	Indian River, Saint Lucie	36 min
Apr 30, 8:19 AM EDT	Special Weather Statement	MLB	Brevard	41 min
Apr 30, 8:22 AM EDT	Tornado Warning	MLB	Martin, Saint Lucie	38 min
Apr 30, 9:09 AM EDT	Special Weather Statement	MLB	Martin	21 min
Apr 30, 9:13 AM EDT	Tornado Warning	MLB	Martin	17 min
Apr 30, 9:56 AM EDT	Special Marine Warning	MLB		64 min

Nearby

Tornado Warnings in Florida, 2023 Every tornado warning in 2023 Tornadoes in 2023

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.