Alert archive / Florida / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 9, NWS Tallahassee, FL

February 6, 2021Franklin County, Florida

NWS Tallahassee, FL issued this severe thunderstorm warning at Feb 6, 2021, 12:56 PM EST for Franklin County, Florida. It was in force for 31 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
Feb 6, 2021, 12:56 PM EST (17:56 UTC)
Expired
Feb 6, 2021, 1:27 PM EST
In force
31 min
Issued by
NWS Tallahassee, FL
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

County Franklin County, FL

The radar

The Tallahassee radar (KTLH), 60 km from the middle of the area, began a volume at 18:00 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.

What was reported inside it

TimeReportWhereRemark
Feb 6, 1:00 PM ESTHAIL 0.5St George Island State, FLHALF INCH HAIL REPORTED AT ST GEORGE ISLAND STATE PARK.
Feb 6, 1:05 PM ESTHAIL 0.55 Se Carrabelle, FLSOCIAL MEDIA REPORT OF HAIL ON DOG ISLAND.

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, 5.9 hours before the alert went out and 62 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 2021-02-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 2021-02-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 17 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
908 m above ground
0-6 km bulk shear
55 kt
0-1 km storm-relative helicity
17 m²/s²
0-3 km storm-relative helicity
313 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.3

Open this sounding in Storm Lab

The text

As transmitted.

846 
WUUS52 KTAE 061756
SVRTAE
FLC037-061845-
/O.NEW.KTAE.SV.W.0009.210206T1756Z-210206T1845Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Tallahassee FL
1256 PM EST Sat Feb 6 2021

The National Weather Service in Tallahassee has issued a

* Severe Thunderstorm Warning for...
  Central Franklin County in Big Bend of Florida...

* Until 145 PM EST.

* At 1256 PM EST, a severe thunderstorm was located 8 miles east of
  Eastpoint, moving northeast at 55 mph.

  HAZARD...60 mph wind gusts and quarter size hail.

  SOURCE...Radar indicated.

  IMPACT...Hail damage to vehicles is expected. Expect wind damage 
           to roofs, siding, and trees.

* Locations impacted include...
  Carrabelle, Carrabelle Beach, Alligator Point, Saint Teresa, Turkey
  Point, Bald Point, Royal Bluff, Mcintyre, Yent Place, Lanark
  Village, St George Island St Pk and Green Point.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

To report severe weather, contact your nearest law enforcement
agency. They will send your report to the National Weather Service
office in Tallahassee.

&&

LAT...LON 2970 8488 3001 8469 3001 8455 3000 8454
      3001 8453 2999 8452 2998 8452 3000 8446
      2997 8445 2999 8443 2994 8427 2993 8427
      2983 8441 2981 8450 2963 8474 2963 8475
TIME...MOT...LOC 1756Z 213DEG 50KT 2972 8474 

HAIL...1.00IN
WIND...60MPH
 
$$

42-DVD
2 follow-up statements
750 
WWUS52 KTAE 061806
SVSTAE

Severe Weather Statement
National Weather Service Tallahassee FL
106 PM EST Sat Feb 6 2021

FLC037-061845-
/O.CON.KTAE.SV.W.0009.000000T0000Z-210206T1845Z/
Franklin FL-
106 PM EST Sat Feb 6 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 145 PM EST
FOR NORTHEASTERN FRANKLIN COUNTY...

At 106 PM EST, a severe thunderstorm was located near Carrabelle,
moving northeast at 55 mph.

HAZARD...60 mph wind gusts and quarter size hail.

SOURCE...Radar indicated.

IMPACT...Hail damage to vehicles is expected. Expect wind damage to 
         roofs, siding, and trees.

Locations impacted include...
Carrabelle, Carrabelle Beach, Alligator Point, Saint Teresa, Turkey
Point, Bald Point, Mcintyre, Yent Place and Lanark Village.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

To report severe weather contact your nearest law enforcement agency.
They will send your report to the National Weather Service office in
Tallahassee.

&&

LAT...LON 2979 8472 3001 8469 3001 8455 3000 8454
      3001 8453 2998 8452 3000 8446 2997 8445
      2999 8443 2994 8427 2993 8427 2983 8441
      2981 8450 2974 8459
TIME...MOT...LOC 1806Z 215DEG 50KT 2981 8460 

HAIL...1.00IN
WIND...60MPH
 
$$

42-DVD
500 
WWUS52 KTAE 061827
SVSTAE

Severe Weather Statement
National Weather Service Tallahassee FL
127 PM EST Sat Feb 6 2021

FLC037-061837-
/O.CAN.KTAE.SV.W.0009.000000T0000Z-210206T1845Z/
Franklin FL-
127 PM EST Sat Feb 6 2021

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN FRANKLIN COUNTY
IS CANCELLED...
        
The storm which prompted the warning has weakened below severe
limits, and has exited the warned area. Therefore, the warning has
been cancelled.

To report severe weather, contact your nearest law enforcement
agency. They will relay your report to the National Weather Service
Tallahassee.

LAT...LON 2979 8472 3001 8469 3001 8455 3000 8454
      3001 8453 2998 8452 3000 8446 2997 8445
      2999 8443 2994 8427 2993 8427 2983 8441
      2981 8450 2974 8459
TIME...MOT...LOC 1827Z 213DEG 50KT 3006 8441 

$$

42-DVD

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 6, 12:18 PM ESTSpecial Marine WarningTAE87 min
Feb 6, 12:50 PM ESTSpecial Weather StatementTAEFranklin40 min
Feb 6, 1:26 PM ESTSpecial Weather StatementTAEWakulla19 min
Feb 6, 1:47 PM ESTSpecial Weather StatementTAEJefferson28 min
Feb 6, 2:29 PM ESTSpecial Marine WarningTAE3 hr
Feb 6, 3:24 PM ESTSpecial Weather StatementTAEDixie96 min
Feb 6, 4:52 PM ESTSpecial Weather StatementTAEDixie53 min
Feb 6, 5:27 PM ESTSpecial Marine WarningTAE33 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.