Alert archive / Florida / Tornado Warnings in 2020

Tornado Warning 20, NWS Melbourne, FL

June 6, 2020Orange County, Florida

NWS Melbourne, FL issued this tornado warning at Jun 6, 2020, 8:43 PM EDT for Orange County, Florida. It was in force for 17 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
Jun 6, 2020, 8:43 PM EDT (00:43 UTC)
Expired
Jun 6, 2020, 9:00 PM EDT
In force
17 min
Issued by
NWS Melbourne, FL
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.0 in

County Orange County, FL

The radar

The Melbourne radar (KMLB), 98 km from the middle of the area, began a volume at 00:45 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 nearest sounding before it

Cape Canaveral, FL (KXMR), launched 00:00Z, 0.7 hours before the alert went out and 105 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 00:00Z on 2020-06-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2089 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 00:00Z on 2020-06-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 118 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
2089 J/kg
Mixed-layer CIN
-4 J/kg
Mixed-layer LCL
640 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
118 m²/s²
0-3 km storm-relative helicity
193 m²/s²
Significant tornado parameter
0.9
Supercell composite
5.9

Open this sounding in Storm Lab

The text

As transmitted.

743 
WFUS52 KMLB 070043
TORMLB
FLC095-070100-
/O.NEW.KMLB.TO.W.0020.200607T0043Z-200607T0100Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Melbourne FL
843 PM EDT Sat Jun 6 2020

The National Weather Service in Melbourne has issued a

* Tornado Warning for...
  Southwestern Orange County in east central Florida...

* Until 900 PM EDT.

* At 842 PM EDT, severe thunderstorms capable of producing both
  tornadoes and extensive straight line wind damage were located over
  Horizon West, or over Bay Lake, moving northeast at 40 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.

* Locations impacted include...
  Orlando, Ocoee, Winter Garden, Windermere and Bay Lake. 

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.

Tornadoes are extremely difficult to see and confirm at night. Do not
wait to see or hear the tornado. TAKE COVER NOW!

&&

LAT...LON 2844 8165 2862 8154 2850 8139 2836 8157
      2838 8164
TIME...MOT...LOC 0042Z 220DEG 37KT 2843 8159 

TORNADO...RADAR INDICATED
HAIL...0.00IN

$$

Rodriguez
1 follow-up statement
839 
WWUS52 KMLB 070050
SVSMLB

Severe Weather Statement
National Weather Service Melbourne FL
850 PM EDT Sat Jun 6 2020

FLC095-070100-
/O.CON.KMLB.TO.W.0020.000000T0000Z-200607T0100Z/
Orange FL-
850 PM EDT Sat Jun 6 2020

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 900 PM EDT FOR
SOUTHWESTERN ORANGE COUNTY...

At 850 PM EDT, a severe squall line capable of producing both
tornadoes and extensive straight line wind damage was located over
Windermere, moving northeast at 45 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.

Locations impacted include...
Orlando, Ocoee, Winter Garden, Windermere and Bay Lake. 

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.

Tornadoes are extremely difficult to see and confirm at night. Do not
wait to see or hear the tornado. TAKE COVER NOW!

&&

LAT...LON 2847 8163 2862 8154 2850 8139 2840 8152
      2843 8158
TIME...MOT...LOC 0050Z 220DEG 37KT 2849 8153 

TORNADO...RADAR INDICATED
HAIL...0.00IN

$$

Rodriguez

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 6, 8:01 PM EDTTornado WarningMLBLake, Volusia29 min
Jun 6, 8:04 PM EDTSpecial Weather StatementMLBLake, Orange56 min
Jun 6, 8:14 PM EDTTornado WarningMLBSeminole, Volusia31 min
Jun 6, 8:45 PM EDTSevere Thunderstorm WarningMLBVolusia60 min
Jun 6, 8:59 PM EDTTornado Warning Tornado observedMLBOrange, Seminole31 min
Jun 6, 9:14 PM EDTTornado WarningMLBLake31 min
Jun 6, 9:19 PM EDTSpecial Marine WarningMLB116 min
Jun 6, 9:26 PM EDTSpecial Weather StatementMLBOrange, Seminole, Volusia49 min
Jun 6, 11:14 PM EDTSpecial Marine WarningMLB91 min
Jun 7, 10:35 AM EDTSpecial Marine WarningMLB85 min
Jun 7, 3:08 PM EDTSpecial Weather StatementMLBLake37 min
Jun 7, 3:13 PM EDTTornado WarningMLBLake32 min
Jun 7, 3:44 PM EDTTornado WarningMLBLake31 min
Jun 7, 4:20 PM EDTAreal Flood AdvisoryMLBMartin55 min
Jun 7, 4:22 PM EDTSpecial Weather StatementMLBVolusia53 min
Jun 7, 4:53 PM EDTSpecial Marine WarningMLB67 min
Jun 7, 5:47 PM EDTSpecial Weather StatementMLBOsceola43 min
Jun 7, 6:15 PM EDTSpecial Weather StatementMLBOrange45 min
Jun 7, 6:32 PM EDTSpecial Weather StatementMLBLake43 min
Jun 7, 7:30 PM EDTSpecial Weather StatementMLBVolusia45 min
Jun 7, 7:40 PM EDTSpecial Weather StatementMLBSaint Lucie35 min
Jun 7, 7:43 PM EDTSpecial Marine WarningMLB47 min
Jun 7, 7:46 PM EDTSpecial Weather StatementMLBSeminole44 min

Nearby

Tornado Warnings in Florida, 2020Every tornado warning in 2020Tornadoes in 2020

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.