Alert archive / Florida / Tornado Warnings in 2021

Tornado Warning 21, NWS Tallahassee, FL

April 10, 2021Walton County, Florida

NWS Tallahassee, FL issued this tornado warning at Apr 10, 2021, 6:18 AM CDT for Walton County, Florida. It was in force for 27 min. 5 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 10, 2021, 6:18 AM CDT (11:18 UTC)
Expired
Apr 10, 2021, 6:45 AM CDT
In force
27 min
Issued by
NWS Tallahassee, FL
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.75 in

County Walton County, FL

The radar

The Eglin Afb radar (KEVX), 44 km from the middle of the area, began a volume at 11:21 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

TimeReportWhereRemark
Apr 10, 6:23 AM CDTTSTM WND DMG2 E Pond Creek, FLCROWDER CHAPEL ROAD WAS CLOSED DUE TO TREES DOWN.
Apr 10, 6:23 AM CDTTORNADO2 E Pond Creek, FLAPPROXIMATE STARTING POINT OF EF1 TORNADO CONFIRMED BY STORM SURVEY. MAX WINDS ESTIMATED AT 95 MPH.
Apr 10, 6:29 AM CDTTSTM WND DMG1 Wsw Liberty, FLPOSSIBLE TORNADO. HOMES DAMAGED AND NUMEROUS TREES DOWN ALONG WILLIAMS ROAD NEAR US-331 NORTH.
Apr 10, 6:33 AM CDTTSTM WND DMG2 S Liberty, FLDR NELSON ROAD WAS CLOSED DUE TO TREES DOWN.
Apr 10, 6:37 AM CDTTSTM WND DMG2 Ene Sand Hill, FLCOUNTY ROAD 1084 WAS CLOSED DUE TO TREES DOWN.

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.

IssuedProductOfficeLasted
Apr 10, 2:30 AM CDTTornado WatchSPC8 hr

The nearest sounding before it

Tallahassee Rgnl, FL (KTLH), launched 00:00Z, 11.3 hours before the alert went out and 196 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 2021-04-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 160 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 2021-04-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 82 square meters per square second.19395878Sfc1 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
160 J/kg
Mixed-layer CIN
-101 J/kg
Mixed-layer LCL
849 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
82 m²/s²
0-3 km storm-relative helicity
2 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.7

Open this sounding in Storm Lab

The text

As transmitted.

864 
WFUS52 KTAE 101118
TORTAE
FLC131-101145-
/O.NEW.KTAE.TO.W.0021.210410T1118Z-210410T1145Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Tallahassee FL
618 AM CDT Sat Apr 10 2021

The National Weather Service in Tallahassee has issued a

* Tornado Warning for...
  Northwestern Walton County in the Panhandle of Florida...

* Until 645 AM CDT.
    
* At 618 AM CDT, a severe thunderstorm capable of producing a tornado
  was located 10 miles east of Crestview, moving east 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.

* This dangerous storm will be near...
  De Funiak Springs around 640 AM CDT.

Other locations impacted by this tornadic thunderstorm include Pond
Creek, Oakwood Hills, Cluster Springs, Fox Hill, Sand Hill, Alpine
Heights, Liberty, De Funiak Spring Airport and Mossy Head.

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 3084 8639 3086 8615 3073 8615 3075 8639
TIME...MOT...LOC 1118Z 270DEG 41KT 3079 8641 

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$

11-MM
1 follow-up statement
955 
WWUS52 KTAE 101136
SVSTAE

Severe Weather Statement
National Weather Service Tallahassee FL
636 AM CDT Sat Apr 10 2021

FLC131-101145-
/O.EXP.KTAE.TO.W.0021.000000T0000Z-210410T1145Z/
Walton FL-
636 AM CDT Sat Apr 10 2021

...THE TORNADO WARNING FOR NORTHWESTERN WALTON COUNTY WILL EXPIRE AT
645 AM CDT...
    
The Tornado Warning that was previously in effect has been reissued 
for Walton County and is in effect until 7 AM. Please refer to that 
bulletin for the latest severe weather information. However gusty 
winds are still possible with this thunderstorm.

A Tornado Watch remains in effect until 800 AM CDT for the Panhandle
of Florida.

Remember, a Tornado Warning still remains in effect for Walton 
County until 7 AM.

LAT...LON 3084 8639 3086 8615 3073 8615 3075 8639
TIME...MOT...LOC 1135Z 262DEG 44KT 3083 8619 

$$

11-MM

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 10, 4:47 AM CDTSpecial Weather StatementTAEWalton58 min
Apr 10, 5:30 AM CDTSpecial Marine WarningTAE3 hr
Apr 10, 5:57 AM CDTSevere Thunderstorm WarningTAEBay, Holmes, Jackson, Walton, Washington93 min
Apr 10, 6:34 AM CDTTornado WarningTAEHolmes, Walton26 min
Apr 10, 7:21 AM CDTSevere Thunderstorm WarningTAEBay, Holmes, Jackson, Walton, Washington84 min
Apr 10, 7:53 AM CDTSpecial Marine WarningTAE3 hr
Apr 10, 7:59 AM CDTSevere Thunderstorm WarningTAEBay, Walton, Washington91 min
Apr 10, 8:31 AM CDTTornado WarningTAEBay, Walton34 min
Apr 10, 8:43 AM CDTSevere Thunderstorm WarningTAEJackson62 min
Apr 10, 8:46 AM CDTTornado WarningTAEBay29 min
Apr 10, 8:54 AM CDTSevere Thunderstorm WarningTAECalhoun, Gulf77 min
Apr 10, 9:04 AM CDTTornado WarningTAEBay, Calhoun, Gulf26 min
Apr 10, 9:08 AM CDTTornado WarningTAEBay, Calhoun23 min
Apr 10, 9:15 AM CDTSevere Thunderstorm WarningTAEFranklin, Gadsden, Liberty90 min
Apr 10, 9:20 AM CDTSpecial Marine WarningTAE3 hr
Apr 10, 9:30 AM CDTTornado WarningTAECalhoun, Liberty30 min
Apr 10, 9:56 AM CDTSevere Thunderstorm WarningTAEFranklin, Gadsden, Leon, Wakulla82 min
Apr 10, 10:29 AM CDTTornado WarningTAELeon31 min
Apr 10, 10:48 AM CDTSpecial Marine WarningTAE3 hr
Apr 10, 11:04 AM CDTSpecial Weather StatementTAEJefferson41 min
Apr 10, 11:39 AM CDTSpecial Weather StatementTAEJefferson, Madison66 min
Apr 10, 12:20 PM CDTSpecial Weather StatementTAELafayette, Madison, Taylor70 min

Nearby

Tornado Warnings in Florida, 2021Every tornado warning in 2021Tornadoes in 2021

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.