Alert archive / Florida / Tornado Warnings in 2010

Tornado Warning 9, NWS Melbourne, FL

January 25, 2010Lake County, Florida

NWS Melbourne, FL issued this tornado warning at Jan 25, 2010, 4:59 AM EST for Lake County, Florida. It was in force for 61 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
Jan 25, 2010, 4:59 AM EST (09:59 UTC)
Expired
Jan 25, 2010, 6:00 AM EST
In force
61 min
Issued by
NWS Melbourne, FL
Area
Storm-based polygon

County Lake County, FL

The radar

The Melbourne radar (KMLB), 148 km from the middle of the area, began a volume at 10:00 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

Jacksonville, FL (KJAX), launched 00:00Z, 10.0 hours before the alert went out and 158 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, Jacksonville, FL at 00:00Z on 2010-01-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 425 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, Jacksonville, FL at 00:00Z on 2010-01-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 365 square meters per square second.1939587897Sfc1 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
425 J/kg
Mixed-layer CIN
-22 J/kg
Mixed-layer LCL
670 m above ground
0-6 km bulk shear
62 kt
0-1 km storm-relative helicity
365 m²/s²
0-3 km storm-relative helicity
483 m²/s²
Significant tornado parameter
0.0
Supercell composite
7.1

Open this sounding in Storm Lab

The text

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

491 
WFUS52 KMLB 250959
TORMLB
FLC069-251100-
/O.NEW.KMLB.TO.W.0009.100125T0959Z-100125T1100Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MELBOURNE FL
459 AM EST MON JAN 25 2010

THE NATIONAL WEATHER SERVICE IN MELBOURNE HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHERN LAKE COUNTY IN FLORIDA...
  THIS INCLUDES THE CITIES OF...THE VILLAGES...TAVARES...PAISLEY...
  LISBON...LEESBURG...LAKE HARRIS...LAKE GRIFFIN...LADY LAKE...
  EUSTIS...EMERALDA...

* UNTIL 600 AM EST.

* AT 456 AM EST...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED   
  A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 14 MILES WEST 
  OF LEESBURG...MOVING NORTHEAST AT 50 MPH.

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO      
  MID FLORIDA LAKES...FRUITLAND PARK...LEESBURG...LADY LAKE...AND    
  LISBON

THIS STORM IS CAPABLE OF PRODUCING A TORNADO AT ANY TIME. PEOPLE IN
THE PATH OF THIS STORM SHOULD ACT NOW IN ORDER TO PROTECT THEMSELVES.
DO NOT WAIT FOR THE TORNADO TO DEVELOP BEFORE ACTING...YOU MAY NOT
SEE OR HEAR ITS APPROACH. DO NOT GET CAUGHT OFF GUARD!

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&

LAT...LON 2896 8196 2897 8166 2905 8166 2906 8164
      2928 8164 2927 8163 2924 8163 2923 8161
      2921 8161 2920 8159 2891 8144 2867 8196
TIME...MOT...LOC 0958Z 242DEG 43KT 2877 8208

$$


MOSES
3 follow-up statements
553 
WWUS52 KMLB 251014
SVSMLB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MELBOURNE FL
514 AM EST MON JAN 25 2010

FLC069-251100-
/O.CON.KMLB.TO.W.0009.000000T0000Z-100125T1100Z/
LAKE-
514 AM EST MON JAN 25 2010

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 600 AM EST FOR NORTHERN
LAKE COUNTY...

AT 509 AM EST...NATIONAL WEATHER SERVICE METEOROLOGISTS CONTINUED TO 
DETECT A TORNADO.  THIS TORNADO WAS LOCATED NEAR LADY LAKE...MOVING 
EAST AT 60 MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO LAKE 
HARRIS...EMERALDA...MID FLORIDA LAKES...FRUITLAND PARK AND THE 
VILLAGES.

LAT...LON 2896 8196 2897 8166 2905 8166 2906 8164
      2928 8164 2927 8163 2924 8163 2923 8161
      2921 8161 2920 8159 2891 8144 2867 8196
TIME...MOT...LOC 1013Z 261DEG 64KT 2889 8187

$$


MOSES
866 
WWUS52 KMLB 251031
SVSMLB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MELBOURNE FL
531 AM EST MON JAN 25 2010

FLC069-251100-
/O.CON.KMLB.TO.W.0009.000000T0000Z-100125T1100Z/
LAKE-
531 AM EST MON JAN 25 2010

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 600 AM EST FOR NORTH
CENTRAL LAKE COUNTY...

AT 527 AM EST...NATIONAL WEATHER SERVICE METEOROLOGISTS CONTINUED TO
DETECT A TORNADO.  THIS TORNADO WAS LOCATED OVER SOUTHEASTERN MARION
COUNTY...OR 10 MILES SOUTH OF JUNIPER SPRINGS...MOVING NORTHEAST AT
60 MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO STATE 
ROAD 19 AND STATE ROUTE 40 WEST OF ASTOR.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN INTERIOR
HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO COVER
YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.

IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

&&

LAT...LON 2897 8165 2897 8166 2905 8166 2906 8164
      2918 8164 2920 8160 2920 8159 2902 8150
TIME...MOT...LOC 1031Z 231DEG 52KT 2908 8166

$$


MOSES
788 
WWUS52 KMLB 251057
SVSMLB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MELBOURNE FL
557 AM EST MON JAN 25 2010

FLC069-251106-
/O.EXP.KMLB.TO.W.0009.000000T0000Z-100125T1100Z/
LAKE-
557 AM EST MON JAN 25 2010

...THE TORNADO WARNING FOR NORTH CENTRAL LAKE COUNTY WILL EXPIRE AT
600 AM EST...

THE SEVERE STORM THAT PROMPTED THE WARNING HAS EXITED THE WARNING  
AREA...THUS THE WARNING WILL BE ALLOWED TO EXPIRE.

LAT...LON 2897 8165 2897 8166 2905 8166 2906 8164
      2918 8164 2920 8160 2920 8159 2902 8150
TIME...MOT...LOC 1056Z 231DEG 52KT 2931 8134

$$


MOSES

The office that day

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

IssuedProductOfficeCountiesLasted
Jan 25, 2:47 AM ESTFire Weather WatchMLBLake, Okeechobee, Orange, Osceola, Seminole, Volusia24 hr
Jan 25, 5:40 AM ESTTornado WarningMLBLake, Volusia65 min
Jan 25, 6:06 AM ESTSpecial Marine WarningMLB114 min
Jan 25, 7:05 AM ESTTornado WarningMLBBrevard, Seminole, Volusia40 min
Jan 25, 7:11 AM ESTSpecial Marine WarningMLB2 hr
Jan 25, 8:32 AM ESTSpecial Marine WarningMLB77 min
Jan 25, 10:27 AM ESTSmall Craft AdvisoryMLB6 hr
Jan 25, 11:27 AM ESTSpecial Marine WarningMLB2 hr
Jan 25, 1:26 PM ESTSpecial Marine WarningMLB94 min
Jan 25, 2:39 PM ESTFire Weather WatchMLBLake, Orange, Osceola, Seminole, Volusia36 hr
Jan 25, 2:39 PM ESTRed Flag WarningMLBLake, Orange, Osceola, Seminole, Volusia3 hr

Nearby

Tornado Warnings in Florida, 2010Every tornado warning in 2010Tornadoes in 2010

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.