Alert archive / Florida / Tornado Warnings in 2024

Tornado Warning 49, NWS Tallahassee, FL

April 11, 2024Lafayette County, Florida

NWS Tallahassee, FL issued this tornado warning at Apr 11, 2024, 7:43 AM EDT for Lafayette County, Florida. It was in force for 32 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
Apr 11, 2024, 7:43 AM EDT (11:43 UTC)
Expired
Apr 11, 2024, 8:15 AM EDT
In force
32 min
Issued by
NWS Tallahassee, FL
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.0 in

County Lafayette County, FL

The radar

The Moody AFB radar (KVAX), 98 km from the middle of the area, began a volume at 11:47 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Apr 11, 7:32 AM EDTTornado WatchSPC7 hr

The nearest sounding before it

Tallahassee Rgnl, FL (KTLH), launched 00:00Z, 11.7 hours before the alert went out and 114 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, Tallahassee Rgnl, FL at 00:00Z on 2024-04-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 89 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Tallahassee Rgnl, FL at 00:00Z on 2024-04-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 307 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
89 J/kg
Mixed-layer CIN
-21 J/kg
Mixed-layer LCL
689 m above ground
0-6 km bulk shear
69 kt
0-1 km storm-relative helicity
307 m²/s²
0-3 km storm-relative helicity
404 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.6

Open this sounding in Storm Lab

The text

As transmitted.

550 
WFUS52 KTAE 111143
TORTAE
FLC067-111215-
/O.NEW.KTAE.TO.W.0049.240411T1143Z-240411T1215Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Tallahassee FL
743 AM EDT Thu Apr 11 2024

The National Weather Service in Tallahassee has issued a

* Tornado Warning for...
  Southwestern Lafayette County in Big Bend Florida...

* Until 815 AM EDT.

* At 743 AM EDT, a severe thunderstorm capable of producing a tornado
  was located 12 miles southwest of Mayo, moving northeast at 50 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...
  Mayo around 755 AM EDT.

Other locations impacted by this tornadic thunderstorm include San
Pedro Junction, Alton, and Cooks Hammock.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or 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 2982 8334 2983 8335 2989 8335 2989 8337
      3002 8337 3014 8323 3011 8323 3010 8321
      3011 8320 3010 8318 3011 8316 3010 8313
      3010 8312 3009 8311 3008 8307 3006 8307
      3003 8301 3001 8300
TIME...MOT...LOC 1143Z 244DEG 44KT 2993 8333 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...0.00 IN

$$

55-SCHOLL
1 follow-up statement
272 
WWUS52 KTAE 111209
SVSTAE

Severe Weather Statement
National Weather Service Tallahassee FL
809 AM EDT Thu Apr 11 2024

FLC067-111219-
/O.EXP.KTAE.TO.W.0049.000000T0000Z-240411T1215Z/
Lafayette FL-
809 AM EDT Thu Apr 11 2024

...THE TORNADO WARNING FOR SOUTHWESTERN LAFAYETTE COUNTY WILL EXPIRE
AT 815 AM EDT...

The storm which prompted the warning has weakened below severe
limits, and no longer appears capable of producing a tornado.
Therefore, the warning will be allowed to expire.

A Tornado Watch remains in effect until 300 PM EDT for Big Bend
Florida.

&&

LAT...LON 2982 8334 2983 8335 2989 8335 2989 8337
      3002 8337 3014 8323 3011 8323 3010 8321
      3011 8320 3010 8318 3011 8316 3010 8313
      3010 8312 3009 8311 3008 8307 3006 8307
      3003 8301 3001 8300
TIME...MOT...LOC 1209Z 244DEG 44KT 3006 8302 

$$

55-SCHOLL

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 10, 9:21 PM EDTSpecial Marine WarningTAE3 hr
Apr 10, 10:07 PM EDTRiver Flood WarningTAEWalton17 hr
Apr 10, 10:08 PM EDTRiver Flood WarningTAECalhoun, Franklin, Gulf, Liberty6 days
Apr 10, 11:38 PM EDTAreal Flood AdvisoryTAELeon3 hr
Apr 11, 12:06 AM EDTSpecial Marine WarningTAE84 min
Apr 11, 12:47 AM EDTSevere Thunderstorm WarningTAECalhoun, Franklin, Gadsden, Gulf, Leon, Liberty and 1 more88 min
Apr 11, 1:09 AM EDTFlash Flood WarningTAEFranklin, Gadsden, Gulf, Jefferson, Leon, Liberty and 1 more6 hr
Apr 11, 2:10 AM EDTSpecial Marine WarningTAE3 hr
Apr 11, 2:43 AM EDTHigh Wind WarningTAEFranklin, Jefferson, Wakulla4 hr
Apr 11, 3:04 AM EDTFlash Flood Warning Considerable damage threatTAEGadsden, Jefferson, Leon4 hr
Apr 11, 3:30 AM EDTFlash Flood Warning EmergencyCatastrophic damage threatTAELeon2 hr
Apr 11, 3:35 AM EDTFlash Flood WarningTAEMadison6 hr
Apr 11, 6:03 AM EDTSevere Thunderstorm WarningTAEJefferson, Madison42 min
Apr 11, 6:14 AM EDTFlash Flood WarningTAEMadison, Taylor4 hr
Apr 11, 6:32 AM EDTSevere Thunderstorm WarningTAELafayette, Madison, Taylor73 min
Apr 11, 6:46 AM EDTAreal Flood WarningTAEGadsden, Jefferson, Leon3 hr
Apr 11, 7:09 AM EDTTornado WarningTAELafayette, Madison, Taylor23 min
Apr 11, 7:39 AM EDTSevere Thunderstorm WarningTAEDixie, Lafayette, Taylor51 min
Apr 11, 8:37 AM EDTSpecial Weather StatementTAEDixie, Lafayette23 min
Apr 11, 9:03 AM EDTSpecial Weather StatementTAEDixie57 min
Apr 11, 9:39 AM EDTAreal Flood WarningTAEMadison3 hr
Apr 11, 9:58 AM EDTRiver Flood WarningTAELeon, Wakulla14 days
Apr 11, 10:02 AM EDTRiver Flood WarningTAEJefferson, Madison, Taylor16 days
Apr 11, 10:24 AM EDTSmall Craft AdvisoryTAE22 hr
Apr 11, 10:31 AM EDTRiver Flood WarningTAEGadsden, Leon7 days

Nearby

Tornado Warnings in Florida, 2024Every tornado warning in 2024Tornadoes in 2024

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.