Alert archive / Florida / Tornado Warnings in 2011

Tornado Warning 3, NWS Melbourne, FL

January 25, 2011Lake County, Orange County, Volusia County, Florida

NWS Melbourne, FL issued this tornado warning at Jan 25, 2011, 5:28 PM EST for Lake County, Orange County, Volusia County, Florida. It was in force for 37 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: Jan 25, 2011, 5:28 PM EST (22:28 UTC)
Expired: Jan 25, 2011, 6:05 PM EST
In force: 37 min
Issued by: NWS Melbourne, FL
Area: Storm-based polygon

Counties Lake County, FL, Orange County, FL, Volusia County, FL

The radar

The Melbourne radar (KMLB), 123 km from the middle of the area, began a volume at 22:29 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
Jan 25, 5:40 PM EST	TSTM WND DMG	Apopka, FL	TREES DOWN LINDEN DRIVE. EAST OF SR436 AND NORTH OF SR408.
Jan 25, 5:45 PM EST	TSTM WND DMG	1 Ssw Ferndale, FL	SEVERAL LARGE TREES TOPPLED, ONE ONTO A MOBILE HOME. WINDS ESTIMATED AT 50 TO 60 MPH. TIME ESTIMATED BY RADAR.

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
Jan 25, 2:07 PM EST	Tornado Watch	SPC	7 hr

The nearest sounding before it

Cape Canaveral, FL (KXMR), launched 12:00Z, 10.5 hours before the alert went out and 115 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1132 m above ground
0-6 km bulk shear: 47 kt
0-1 km storm-relative helicity: 158 m²/s²
0-3 km storm-relative helicity: 288 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.

299 
WFUS52 KMLB 252228
TORMLB
FLC069-095-127-252315-
/O.NEW.KMLB.TO.W.0003.110125T2228Z-110125T2315Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MELBOURNE FL
528 PM EST TUE JAN 25 2011

THE NATIONAL WEATHER SERVICE IN MELBOURNE HAS ISSUED A

* TORNADO WARNING FOR...
  LAKE COUNTY IN FLORIDA...
  THIS INCLUDES THE CITIES OF...TAVARES...PAISLEY...MOUNT PLYMOUTH...
  MOUNT DORA...HOWEY IN THE HILLS...FERNDALE...EUSTIS...CASSIA...
  NORTHWESTERN ORANGE COUNTY IN FLORIDA...
  THIS INCLUDES THE CITIES OF...ZELLWOOD...WINTER GARDEN...LAKE
  APOPKA...APOPKA...
  WEST CENTRAL VOLUSIA COUNTY IN FLORIDA...

* UNTIL 615 PM EST.

* AT 526 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 7 MILES
  SOUTHEAST OF LAKE LOUISA...OR ABOUT 7 MILES WEST OF MAGIC 
KINGDOM.   THIS TORNADO WAS MOVING NORTH NORTHEAST AT 40 MPH.

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO   
CLERMONT...FERNDALE...WEKIWA SPRINGS STATE PARK AND CLERMONT

TORNADOES ARE OFTEN WRAPPED IN HEAVY RAIN AND ARE HARD TO SEE OR 
HEAR UNTIL THEY ARE VERY CLOSE. DO NOT GET CAUGHT OFFGUARD!

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A STRONG BUILDING ON
THE LOWEST FLOOR. MOVE TO AN INTERIOR ROOM...SUCH AS A BATHROOM OR
CLOSET AND 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. HEAD
TO THE NEAREST STURDY BUILDING. PUT AS MANY WALLS BETWEEN YOU AND THE
TORNADO AS POSSIBLE.

&&

LAT...LON 2896 8172 2897 8166 2905 8166 2906 8164
      2922 8165 2928 8163 2892 8130 2885 8135
      2887 8136 2883 8141 2877 8141 2833 8173
      2833 8175 2838 8189
TIME...MOT...LOC 2227Z 180DEG 0KT 2839 8169

$$


15

3 follow-up statements

568 
WWUS52 KMLB 252237
SVSMLB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MELBOURNE FL
537 PM EST TUE JAN 25 2011

FLC069-095-127-252315-
/O.CON.KMLB.TO.W.0003.000000T0000Z-110125T2315Z/
ORANGE-LAKE-VOLUSIA-
537 PM EST TUE JAN 25 2011

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 615 PM EST FOR WEST
CENTRAL VOLUSIA...LAKE AND NORTHWESTERN ORANGE COUNTIES...

AT 529 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO 
INDICATE A TORNADO.  THIS TORNADO WAS LOCATED NEAR LAKE LOUISA...OR 7 
MILES WEST OF MAGIC KINGDOM. THIS TORNADO WAS MOVING NORTH NORTHEAST 
AT 40 MPH. ANOTHER THUNDERSTORM 2 MILES WEST OF FERNDALE WEST 
DEVELOPING STRONG ROTATION AND MOVING TOWARD THE NORTH SHORE OF LAKE 
APOPKA AND ZELLWOOD. ANOTHER DEVELOPING CIRCULATION THAT MAY PRODUCE 
A TORNADO WAS LOCATED NEAR LITTLE LAKE HARRIS AND WILL MOVE 
NORTHEAST TOWARD MOUNT DORA AND TANGERINE. 

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO 
EUSTIS...MOUNT PLYMOUTH...ROCK SPRINGS...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WHEN A TORNADO WARNING IS ISSUED BASED ON DOPPLER RADAR...IT MEANS
THAT STRONG ROTATION HAS BEEN DETECTED IN THE STORM. A TORNADO MAY
ALREADY BE ON THE GROUND...OR IS EXPECTED TO DEVELOP SHORTLY. IF YOU
ARE IN THE PATH OF THIS DANGEROUS STORM...MOVE INDOORS AND TO THE
LOWEST LEVEL OF THE BUILDING. STAY AWAY FROM WINDOWS. IF DRIVING...DO
NOT SEEK SHELTER UNDER A HIGHWAY OVERPASS.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 PM EST TUESDAY EVENING
FOR EAST CENTRAL FLORIDA.

&&

LAT...LON 2896 8172 2897 8166 2905 8166 2906 8164
      2922 8165 2928 8163 2892 8130 2885 8135
      2887 8136 2883 8141 2877 8141 2833 8173
      2833 8175 2838 8189
TIME...MOT...LOC 2233Z 180DEG 0KT 2839 8169

$$


15

349 
WWUS52 KMLB 252243
SVSMLB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MELBOURNE FL
543 PM EST TUE JAN 25 2011

FLC069-095-127-252315-
/O.CON.KMLB.TO.W.0003.000000T0000Z-110125T2315Z/
ORANGE-LAKE-VOLUSIA-
543 PM EST TUE JAN 25 2011

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 615 PM EST FOR WEST
CENTRAL VOLUSIA...LAKE AND NORTHWESTERN ORANGE COUNTIES...

AT 542 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO 
INDICATE A TORNADO.  THIS TORNADO WAS LOCATED NEAR THE NORTHEAST 
SHORE OF LAKE APOPKA AND MOVING NORTHEAST AT 45 MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO 
ZELLWOOD AND ROCK SPRINGS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WHEN A TORNADO WARNING IS ISSUED BASED ON DOPPLER RADAR...IT MEANS
THAT STRONG ROTATION HAS BEEN DETECTED IN THE STORM. A TORNADO MAY
ALREADY BE ON THE GROUND...OR IS EXPECTED TO DEVELOP SHORTLY. IF YOU
ARE IN THE PATH OF THIS DANGEROUS STORM...MOVE INDOORS AND TO THE
LOWEST LEVEL OF THE BUILDING. STAY AWAY FROM WINDOWS. IF DRIVING...DO
NOT SEEK SHELTER UNDER A HIGHWAY OVERPASS.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 PM EST TUESDAY EVENING
FOR EAST CENTRAL FLORIDA.

&&

LAT...LON 2896 8172 2897 8166 2905 8166 2906 8164
      2922 8165 2928 8163 2892 8130 2885 8135
      2887 8136 2883 8141 2877 8141 2833 8173
      2833 8175 2838 8189
TIME...MOT...LOC 2242Z 180DEG 0KT 2839 8169

$$


15

636 
WWUS52 KMLB 252305
SVSMLB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MELBOURNE FL
605 PM EST TUE JAN 25 2011

FLC069-095-127-252313-
/O.CAN.KMLB.TO.W.0003.000000T0000Z-110125T2315Z/
ORANGE-LAKE-VOLUSIA-
605 PM EST TUE JAN 25 2011

...THE TORNADO WARNING FOR MOST OF LAKE COUNTY AND EXTREME 
NORTHWESTERN ORANGE COUNTIES IS CANCELLED...

SEVERE STORMS HAVE MOVED INTO WESTERN ORANGE COUNTY...EASTERN 
SEMOINOLE COUNTY AND PORTIONS OF WESTERN VOLUSIA COUNTY.

THE TORNADO WARNING FOR MOST OF LAKE COUNTY HAS BEEN CANCELLED AS 
SEVERE STORMS HAVE MOVED EAST OF THIS AREA.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 PM EST TUESDAY EVENING
FOR EAST CENTRAL FLORIDA.

LAT...LON 2896 8172 2897 8166 2905 8166 2906 8164
      2922 8165 2928 8163 2892 8130 2885 8135
      2887 8136 2883 8141 2877 8141 2833 8173
      2833 8175 2838 8189
TIME...MOT...LOC 2303Z 180DEG 0KT 2839 8169

$$


15

The office that day

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

Issued	Product	Office	Counties	Lasted
Jan 25, 4:03 AM EST	Lake Wind Advisory	MLB	Lake, Okeechobee, Orange, Osceola, Seminole, Volusia	14 hr
Jan 25, 4:24 PM EST	Special Weather Statement	MLB	Lake	36 min
Jan 25, 4:32 PM EST	Severe Thunderstorm Warning	MLB	Lake, Orange, Seminole, Volusia	58 min
Jan 25, 5:30 PM EST	Severe Thunderstorm Warning	MLB	Lake, Orange, Osceola, Seminole, Volusia	60 min
Jan 25, 5:55 PM EST	Tornado Warning	MLB	Lake, Orange, Seminole, Volusia	36 min
Jan 25, 6:08 PM EST	Tornado Warning	MLB	Okeechobee, Osceola	52 min
Jan 25, 6:20 PM EST	Special Marine Warning	MLB		115 min
Jan 25, 6:21 PM EST	Tornado Warning	MLB	Brevard, Orange, Seminole, Volusia	54 min
Jan 25, 6:29 PM EST	Tornado Warning	MLB	Brevard, Orange, Osceola	61 min
Jan 25, 6:55 PM EST	Special Marine Warning	MLB		110 min

Nearby

Tornado Warnings in Florida, 2011 Every tornado warning in 2011 Tornadoes in 2011

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.