Alert archive / Florida / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 7, NWS Tallahassee, FL

January 27, 2021Gadsden County, Leon County, Liberty County, Florida

NWS Tallahassee, FL issued this severe thunderstorm warning at Jan 27, 2021, 10:59 AM EST for Gadsden County, Leon County, Liberty County, Florida. It was in force for 46 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
Jan 27, 2021, 10:59 AM EST (15:59 UTC)
Expired
Jan 27, 2021, 11:45 AM EST
In force
46 min
Issued by
NWS Tallahassee, FL
Area
Storm-based polygon
Tornado
Possible
Hail
0.75 in
Wind
60.0 mph

Counties Gadsden County, FL, Leon County, FL, Liberty County, FL

The radar

The Tallahassee radar (KTLH), 29 km from the middle of the area, began a volume at 16:01 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
Jan 27, 11:24 AM ESTTSTM WND DMG16843 Bountstown Highwa, FLWIND DAMAGE FROM POSSIBLE TORNADO - MULTIPLE TREES DOWN, 1 BARN, AND A COUPLE SHEDS DAMAGED.
Jan 27, 11:37 AM ESTTORNADO2 Wnw Andrew, FLPRELIMINARY RESULTS FROM NWS TAE STORM SURVEY INDICATED A EF-0 TORNADO IMPACTED PARTS OF LEON COUNTY. TORNADO TOUCHED DOWN A FEW MILES WEST OF THE AIRPORT, IT TRAVELED 16.7 MILES BEFORE THE CIRCULATION WEAKENED ABOUT A MILE EAST OF ST JOE RD IN PORTIONS OF SOU
Jan 27, 11:43 AM ESTTORNADOTallahassee Internation, FLTORNADO CONFIRMED AT TLH AIRPORT. DAMAGE REPORTED.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Tallahassee Rgnl, FL (KTLH), launched 12:00Z, 4.0 hours before the alert went out and 32 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 12:00Z on 2021-01-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 128 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, Tallahassee Rgnl, FL at 12:00Z on 2021-01-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 183 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
128 J/kg
Mixed-layer CIN
-29 J/kg
Mixed-layer LCL
548 m above ground
0-6 km bulk shear
56 kt
0-1 km storm-relative helicity
183 m²/s²
0-3 km storm-relative helicity
308 m²/s²
Significant tornado parameter
0.2
Supercell composite
1.6

Open this sounding in Storm Lab

The text

As transmitted.

431 
WUUS52 KTAE 271559
SVRTAE
FLC039-073-077-271645-
/O.NEW.KTAE.SV.W.0007.210127T1559Z-210127T1645Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Tallahassee FL
1059 AM EST Wed Jan 27 2021

The National Weather Service in Tallahassee has issued a

* Severe Thunderstorm Warning for...
  Southern Gadsden County in Big Bend of Florida...
  Northeastern Liberty County in Big Bend of Florida...
  Southwestern Leon County in Big Bend of Florida...

* Until 1145 AM EST.

* At 1059 AM EST, a severe thunderstorm was located 9 miles south of
  Greensboro, or 12 miles southwest of Quincy, moving east at 30 mph.

  HAZARD...60 mph wind gusts.

  SOURCE...Radar indicated.

  IMPACT...Expect damage to roofs, siding, and trees.

* Locations impacted include...
  Midway, Quincy, Tallahassee, Lake Talquin, Andrew, Hosford, Gibson,
  Fort Braden, Tallahassee Coml Airport, Lowry, Wetumpka, Bloxham and
  Tallahassee Regional A/P.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 3039 8482 3052 8482 3058 8435 3031 8435
TIME...MOT...LOC 1559Z 275DEG 27KT 3044 8472 

TORNADO...POSSIBLE
HAIL...<.75IN
WIND...60MPH
 
$$

11-MM
1 follow-up statement
340 
WWUS52 KTAE 271616
SVSTAE

Severe Weather Statement
National Weather Service Tallahassee FL
1116 AM EST Wed Jan 27 2021

FLC077-271626-
/O.CAN.KTAE.SV.W.0007.000000T0000Z-210127T1645Z/
Liberty FL-
1116 AM EST Wed Jan 27 2021

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN LIBERTY COUNTY IS
CANCELLED...
    
The severe thunderstorm which prompted the warning has moved out of 
the warned area. Therefore, the warning has been cancelled.

LAT...LON 3037 8467 3038 8467 3039 8465 3039 8467
      3053 8467 3058 8435 3031 8435
TIME...MOT...LOC 1616Z 275DEG 27KT 3043 8457 

$$

FLC039-073-271645-
/O.CON.KTAE.SV.W.0007.000000T0000Z-210127T1645Z/
Gadsden FL-Leon FL-
1116 AM EST Wed Jan 27 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1145 AM EST
FOR SOUTHEASTERN GADSDEN AND SOUTHWESTERN LEON COUNTIES...

At 1116 AM EST, a severe thunderstorm was located 7 miles southwest
of Midway, moving east at 30 mph.

HAZARD...60 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...Expect damage to roofs, siding, and trees.

Locations impacted include...
Midway, Quincy, Tallahassee, Lake Talquin, Andrew, Wetumpka, Bloxham,
Tallahassee Regional A/P, Gibson, Fort Braden and Tallahassee Coml
Airport.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 3037 8467 3038 8467 3039 8465 3039 8467
      3053 8467 3058 8435 3031 8435
TIME...MOT...LOC 1616Z 275DEG 27KT 3043 8457 

TORNADO...POSSIBLE
HAIL...<.75IN
WIND...60MPH
 
$$

11-MM

The office that day

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

IssuedProductOfficeCountiesLasted
Jan 26, 7:27 PM ESTAreal Flood AdvisoryTAEFranklin, Gulf3 hr
Jan 26, 7:33 PM ESTSpecial Marine WarningTAE87 min
Jan 26, 9:34 PM ESTMarine Dense Fog AdvisoryTAE15 hr
Jan 27, 1:50 AM ESTSmall Craft AdvisoryTAE38 hr
Jan 27, 8:05 AM ESTSevere Thunderstorm WarningTAEJackson25 min
Jan 27, 8:26 AM ESTSevere Thunderstorm WarningTAEJackson34 min
Jan 27, 8:38 AM ESTTornado WarningTAEJackson37 min
Jan 27, 8:46 AM ESTSpecial Weather StatementTAECalhoun44 min
Jan 27, 9:16 AM ESTSpecial Weather StatementTAEBay, Washington44 min
Jan 27, 9:27 AM ESTSpecial Weather StatementTAECalhoun63 min
Jan 27, 9:32 AM ESTSevere Thunderstorm WarningTAECalhoun, Gadsden, Jackson, Liberty43 min
Jan 27, 10:10 AM ESTSpecial Marine WarningTAE3 hr
Jan 27, 10:18 AM ESTSevere Thunderstorm WarningTAEGadsden42 min
Jan 27, 10:54 AM ESTSpecial Weather StatementTAEGadsden, Leon66 min
Jan 27, 11:11 AM ESTSpecial Weather StatementTAEFranklin, Gulf, Liberty, Wakulla49 min
Jan 27, 11:20 AM ESTTornado WarningTAEGadsden, Leon25 min
Jan 27, 11:34 AM ESTTornado WarningTAEGadsden, Jefferson, Leon26 min
Jan 27, 11:50 AM ESTTornado Warning Tornado observedTAEJefferson, Leon40 min
Jan 27, 12:14 PM ESTSpecial Weather StatementTAEFranklin, Liberty46 min
Jan 27, 12:21 PM ESTTornado WarningTAEJefferson, Madison, Taylor39 min
Jan 27, 12:41 PM ESTSpecial Marine WarningTAE3 hr
Jan 27, 12:55 PM ESTSevere Thunderstorm WarningTAEMadison50 min
Jan 27, 2:23 PM ESTSpecial Weather StatementTAEDixie, Lafayette82 min

Nearby

Severe Thunderstorm Warnings in Florida, 2021Every severe thunderstorm warning 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.