Alert archive / Florida / Tornado Warnings in 2009

Tornado Warning 7, NWS Melbourne, FL

April 14, 2009Brevard County, Florida

NWS Melbourne, FL issued this tornado warning at Apr 14, 2009, 11:07 AM EDT for Brevard County, Florida. It was in force for 24 min. 3 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 14, 2009, 11:07 AM EDT (15:07 UTC)
Expired: Apr 14, 2009, 11:31 AM EDT
In force: 24 min
Issued by: NWS Melbourne, FL
Area: Storm-based polygon

County Brevard County, FL

The radar

The Melbourne radar (KMLB), 31 km from the middle of the area, began a volume at 15:07 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 14, 11:08 AM EDT	TSTM WND GST 64	Rockledge, FL	54 FOOT LEVEL USAF TOWER IN ROCKLEDGE.
Apr 14, 11:10 AM EDT	TSTM WND DMG	Merritt Island, FL	OFFICE BLDG. 3850 S. BANANA RIVER BLVD. ROOF DAMAGE, ROOF A/C UNIT AND INTERIOR WATER DAMAGE. DAMAGE ESTIMATE 25,000.TIME ESTIMATED
Apr 14, 11:18 AM EDT	HAIL 0.7	Cape Canaveral, FL	SR 528 AND RIDGEWOOD.

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 14, 6:15 AM EDT	Tornado Watch	SPC	6 hr

The nearest sounding before it

Cape Canaveral, FL (KXMR), launched 12:00Z, 3.1 hours before the alert went out and 18 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: 101 J/kg
Mixed-layer CIN: -253 J/kg
Mixed-layer LCL: 1049 m above ground
0-6 km bulk shear: 55 kt
0-1 km storm-relative helicity: 116 m²/s²
0-3 km storm-relative helicity: 155 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

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

000 
WFUS52 KMLB 141507
TORMLB
FLC009-141545-
/O.NEW.KMLB.TO.W.0007.090414T1507Z-090414T1545Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MELBOURNE FL
1107 AM EDT TUE APR 14 2009

THE NATIONAL WEATHER SERVICE IN MELBOURNE HAS ISSUED A

* TORNADO WARNING FOR...
  CENTRAL BREVARD COUNTY IN FLORIDA...
  THIS INCLUDES THE CITIES OF...SHARPES...PORT CANAVERAL...MERRITT
  ISLAND...CAPE CANAVERAL...ROCKLEDGE...PORT SAINT JOHN...COCOA
  BEACH...COCOA...ROCKLEDGE

* UNTIL 1145 AM EDT.

* AT 1105 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
TWO THUNDERSTORMS WITH TORNADOES NEAR ROCKLEDGE AND PORT SAINT JOHN 
MOVING EAST AT 45 MPH.

* THE TORNADO WILL BE NEAR...
  CAPE CANAVERAL AND COCOA BEACH NOW...
  PORT CANAVERAL BY 1120 AM EDT...

TAKE COVER NOW TAKE COVER NOW TAKE COVER NOW

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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 2840 8059 2830 8059 2830 8060 2831 8063
      2838 8062 2844 8065 2830 8065 2829 8068
      2833 8071 2829 8070 2828 8076 2849 8082
      2850 8077 2834 8072 2850 8074 2853 8062
      2845 8065 2842 8063 2854 8056 2845 8052
TIME...MOT...LOC 1506Z 258DEG 40KT 2839 8074

$$


15

2 follow-up statements

000 
WWUS52 KMLB 141512
SVSMLB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MELBOURNE FL
1112 AM EDT TUE APR 14 2009

FLC009-141545-
/O.CON.KMLB.TO.W.0007.000000T0000Z-090414T1545Z/
BREVARD-
1112 AM EDT TUE APR 14 2009

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1145 AM EDT FOR CENTRAL
BREVARD COUNTY...

AT 1109 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO 
INDICATE A TORNADO. THIS TORNADO WAS LOCATED NEAR MERRITT 
ISLAND...MOVING EAST AT 45 MPH TOWARD KENNEDY SPACE CENTER. ANOTHER 
STORM WITH A TORNADO WAS MOVING EAST TOWARD COCOA BEACH.

THE TORNADO WILL BE NEAR...
  KENNEDY SPACE CENTER BY 1115 AM EDT...
  COCOA BEACH BY 1115 AM EDT...
  CAPE CANAVERAL AIR FORCE STATION BY 1120 AM EDT...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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 200 PM EDT TUESDAY AFTERNOON
FOR EAST CENTRAL FLORIDA.

&&

LAT...LON 2840 8059 2830 8059 2830 8060 2831 8063
      2838 8062 2844 8065 2830 8065 2829 8068
      2833 8071 2829 8070 2828 8076 2849 8082
      2850 8077 2834 8072 2850 8074 2853 8062
      2845 8065 2842 8063 2854 8056 2845 8052
TIME...MOT...LOC 1510Z 258DEG 40KT 2840 8069

$$


15

000 
WWUS52 KMLB 141531
SVSMLB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MELBOURNE FL
1131 AM EDT TUE APR 14 2009

FLC009-141540-
/O.CAN.KMLB.TO.W.0007.000000T0000Z-090414T1545Z/
BREVARD-
1131 AM EDT TUE APR 14 2009

...THE TORNADO WARNING FOR CENTRAL BREVARD COUNTY IS CANCELLED...

NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THE SEVERE STORM 
THAT PROMPTED THE WARNING HAD MOVED INTO THE ATLANTIC WATERS...THUS
THE WARNING HAS BEEN CANCELLED.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 200 PM EDT TUESDAY AFTERNOON
FOR EAST CENTRAL FLORIDA.

LAT...LON 2840 8059 2830 8059 2830 8060 2831 8063
      2838 8062 2844 8065 2830 8065 2829 8068
      2833 8071 2829 8070 2828 8076 2849 8082
      2850 8077 2834 8072 2850 8074 2853 8062
      2845 8065 2842 8063 2854 8056 2845 8052
TIME...MOT...LOC 1530Z 258DEG 40KT 2844 8045

$$


15

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 13, 11:17 PM EDT	Special Marine Warning	MLB		118 min
Apr 13, 11:27 PM EDT	Severe Thunderstorm Warning	MLB	Volusia	23 min
Apr 14, 3:47 AM EDT	Wind Advisory	MLB	Lake, Okeechobee, Orange, Osceola, Seminole, Volusia	16 hr
Apr 14, 5:25 AM EDT	Severe Thunderstorm Warning	MLB	Lake	32 min
Apr 14, 9:17 AM EDT	Tornado Warning	MLB	Lake, Orange	43 min
Apr 14, 9:51 AM EDT	Severe Thunderstorm Warning	MLB	Lake, Orange, Osceola, Seminole, Volusia	54 min
Apr 14, 10:15 AM EDT	Special Marine Warning	MLB		2 hr
Apr 14, 10:24 AM EDT	Severe Thunderstorm Warning	MLB	Brevard, Orange, Osceola, Seminole, Volusia	51 min
Apr 14, 10:29 AM EDT	Tornado Warning	MLB	Orange	31 min
Apr 14, 10:53 AM EDT	Tornado Warning	MLB	Brevard	37 min
Apr 14, 12:27 PM EDT	Special Marine Warning	MLB		63 min
Apr 14, 1:30 PM EDT	Severe Thunderstorm Warning	MLB	Okeechobee, Saint Lucie	45 min
Apr 14, 1:32 PM EDT	Tornado Warning	MLB	Okeechobee, Saint Lucie	43 min
Apr 14, 1:50 PM EDT	Special Marine Warning	MLB		43 min
Apr 14, 2:13 PM EDT	Tornado Warning	MLB	Saint Lucie	13 min
Apr 14, 2:45 PM EDT	Fire Weather Watch	MLB	Lake, Orange, Osceola, Seminole, Volusia	13 hr

Nearby

Tornado Warnings in Florida, 2009 Every tornado warning in 2009 Tornadoes in 2009

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.