Alert archive / Florida / Tornado Warnings in 2017
Tornado Warning 72, NWS Tallahassee, FL
NWS Tallahassee, FL issued this tornado warning at Jun 20, 2017, 10:44 AM EDT for Franklin County, Gulf County, Florida. It was in force for 31 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
- Jun 20, 2017, 10:44 AM EDT (14:44 UTC)
- Expired
- Jun 20, 2017, 11:15 AM EDT
- In force
- 31 min
- Issued by
- NWS Tallahassee, FL
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 0.0 in
Counties Franklin County, FL, Gulf County, FL
The radar
The Tallahassee radar (KTLH), 95 km from the middle of the area, began a volume at 14:44 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
Tallahassee Rgnl, FL (KTLH), launched 12:00Z, 2.7 hours before the alert went out and 97 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.
- Mixed-layer CAPE
- 110 J/kg
- Mixed-layer CIN
- -17 J/kg
- Mixed-layer LCL
- 580 m above ground
- 0-6 km bulk shear
- 23 kt
- 0-1 km storm-relative helicity
- 88 m²/s²
- 0-3 km storm-relative helicity
- 130 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
801
WFUS52 KTAE 201444
TORTAE
FLC037-045-201530-
/O.NEW.KTAE.TO.W.0072.170620T1444Z-170620T1530Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Tallahassee FL
1044 AM EDT TUE JUN 20 2017
The National Weather Service in Tallahassee has issued a
* Tornado Warning for...
East central Gulf County in the Panhandle of Florida...
Northwestern Franklin County in Big Bend of Florida...
* Until 1130 AM EDT/1030 AM CDT/
* At 1043 AM EDT/943 AM CDT/, a severe thunderstorm capable of
producing a tornado was located near Apalachicola, moving northwest
at 20 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 tornadic thunderstorm will affect Apalachicola and then
remain over mainly rural areas of east central Gulf and
northwestern Franklin Counties, including the following locations:
Howard Creek and Bay City.
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 2972 8494 2970 8498 2986 8523 2995 8501
TIME...MOT...LOC 1443Z 146DEG 16KT 2974 8499
TORNADO...RADAR INDICATED
HAIL...0.00IN
$$
38-GODSEY2 follow-up statements
489
WWUS52 KTAE 201500
SVSTAE
Severe Weather Statement
National Weather Service Tallahassee FL
1100 AM EDT TUE JUN 20 2017
FLC037-045-201530-
/O.CON.KTAE.TO.W.0072.000000T0000Z-170620T1530Z/
Gulf FL-Franklin FL-
1100 AM EDT TUE JUN 20 2017
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1130 AM EDT/1030 AM CDT/
FOR EAST CENTRAL GULF AND NORTHWESTERN FRANKLIN COUNTIES...
At 1059 AM EDT/959 AM CDT/, a severe thunderstorm capable of
producing a tornado was located 7 miles northwest of Apalachicola,
moving northwest at 20 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
This tornadic thunderstorm will remain over mainly rural areas of
east central Gulf and northwestern Franklin Counties, including the
following locations: Howard Creek.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 2979 8497 2976 8503 2988 8518 2989 8516
2995 8502
TIME...MOT...LOC 1459Z 148DEG 15KT 2980 8503
TORNADO...RADAR INDICATED
HAIL...0.00IN
$$
38-GODSEY572
WWUS52 KTAE 201515
SVSTAE
Severe Weather Statement
National Weather Service Tallahassee FL
1115 AM EDT TUE JUN 20 2017
FLC037-045-201525-
/O.CAN.KTAE.TO.W.0072.000000T0000Z-170620T1530Z/
Gulf FL-Franklin FL-
1115 AM EDT TUE JUN 20 2017
...THE TORNADO WARNING FOR EAST CENTRAL GULF AND NORTHWESTERN
FRANKLIN COUNTIES IS CANCELLED...
The storm which prompted the warning has weakened below severe
limits, and no longer appears capable of producing a tornado.
Therefore the warning has been cancelled. However heavy rain is
still possible with this thunderstorm.
&&
LAT...LON 2979 8497 2976 8503 2988 8518 2989 8516
2995 8502
TIME...MOT...LOC 1514Z 146DEG 16KT 2986 8508
$$
38-GODSEYThe office that day
Everything else NWS Tallahassee, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 20, 7:09 AM EDT | Special Marine Warning | TAE | 96 min | |
| Jun 20, 9:30 AM EDT | Special Marine Warning | TAE | 60 min | |
| Jun 20, 9:47 AM EDT | Special Marine Warning | TAE | 58 min | |
| Jun 20, 10:00 AM EDT | Tornado Warning | TAE | Franklin | 45 min |
| Jun 20, 10:36 AM EDT | Special Marine Warning | TAE | 54 min | |
| Jun 20, 11:26 AM EDT | Special Marine Warning | TAE | 94 min | |
| Jun 20, 12:43 PM EDT | Special Marine Warning | TAE | 62 min |
Nearby
Tornado Warnings in Florida, 2017Every tornado warning in 2017Tornadoes in 2017
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.