Alert archive / Florida / Tornado Warnings in 2018

Tornado Warning 2, NWS Tallahassee, FL

February 11, 2018Holmes County, Florida

NWS Tallahassee, FL issued this tornado warning at Feb 11, 2018, 2:57 AM CST for Holmes County, Florida. It was in force for 33 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: Feb 11, 2018, 2:57 AM CST (08:57 UTC)
Expired: Feb 11, 2018, 3:30 AM CST
In force: 33 min
Issued by: NWS Tallahassee, FL
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 0.75 in

County Holmes County, FL

The radar

The Eglin Afb radar (KEVX), 42 km from the middle of the area, began a volume at 09:00 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

Time	Report	Where	Remark
Feb 11, 3:00 AM CST	TORNADO	5 Nnw Hulaw, FL	TREES AND POWER LINES DOWN WITH DAMAGE TO A COUPLE OF HOMES. SPECIFIC DETAILS NOT YET AVAILABLE. TDS OBSERVED ON RADAR. REPORT RELAYED FROM WASHINGTON COUNTY 911.
Feb 11, 3:01 AM CST	TORNADO	5 Nnw Hulaw, FL	TREES AND POWER LINES DOWN WITH DAMAGE TO A COUPLE OF HOMES. LARGE SECTIONS OF A METAL ROOF ON A HOME WAS REMOVED. A BRICK CARPORT WAS DESTROYED. TDS OBSERVED ON RADAR.
Feb 11, 3:06 AM CST	TORNADO	4 Nnw Hulaw, FL	HOUSE BEHIND CHURCH DESTROYED.

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 00:00Z, 9.0 hours before the alert went out and 143 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 285 J/kg
Mixed-layer CIN: -6 J/kg
Mixed-layer LCL: 519 m above ground
0-6 km bulk shear: 32 kt
0-1 km storm-relative helicity: 153 m²/s²
0-3 km storm-relative helicity: 171 m²/s²
Significant tornado parameter: 0.1
Supercell composite: 0.5

Open this sounding in Storm Lab

The text

As transmitted.

614 
WFUS52 KTAE 110857
TORTAE
FLC059-110930-
/O.NEW.KTAE.TO.W.0002.180211T0857Z-180211T0930Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Tallahassee FL
257 AM CST SUN FEB 11 2018

The National Weather Service in Tallahassee has issued a

* Tornado Warning for...
  Northeastern Holmes County in the Panhandle of Florida...

* Until 330 AM CST
    
* At 257 AM CST, a severe thunderstorm capable of producing a tornado
  was located near Bonifay, moving northeast at 30 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
  northeastern Holmes County, including the following locations:
  Miller Crossroads, Bethlehem, Esto, Tendil Crossing, Gritney,
  Holland Crossroads, Noma, Ards Crossroads, Cobb Crossroads and Noma
  Junction.

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 3100 8574 3100 8556 3097 8553 3094 8553
      3093 8555 3086 8560 3077 8575 3079 8575
      3079 8582 3078 8582 3081 8588
TIME...MOT...LOC 0857Z 230DEG 26KT 3081 8578 

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

$$

42-DVD

2 follow-up statements

763 
WWUS52 KTAE 110859
SVSTAE

Severe Weather Statement
National Weather Service Tallahassee FL
259 AM CST SUN FEB 11 2018

FLC059-110930-
/O.CON.KTAE.TO.W.0002.000000T0000Z-180211T0930Z/
Holmes FL-
259 AM CST SUN FEB 11 2018

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 330 AM CST FOR
NORTHEASTERN HOLMES COUNTY...
        
At 259 AM CST, a confirmed tornado was located near Bonifay, moving
northeast at 30 mph.

HAZARD...Damaging tornado. 

SOURCE...Radar confirmed tornado. 

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. 

Locations impacted include...
Caryville, Esto, Westville, Noma, Black, Miller Crossroads,
Bethlehem, Tendil Crossing, Gritney, Holland Crossroads, Ards
Crossroads, Cobb Crossroads and Noma Junction.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

To repeat, a tornado is on the ground. 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 3100 8574 3100 8556 3097 8553 3094 8553
      3093 8555 3086 8560 3077 8575 3079 8575
      3079 8582 3078 8582 3081 8588
TIME...MOT...LOC 0859Z 230DEG 26KT 3082 8576 

TORNADO...OBSERVED
HAIL...<.75IN

$$

42-DVD

124 
WWUS52 KTAE 110911
SVSTAE

Severe Weather Statement
National Weather Service Tallahassee FL
311 AM CST SUN FEB 11 2018

FLC059-110930-
/O.CON.KTAE.TO.W.0002.000000T0000Z-180211T0930Z/
Holmes FL-
311 AM CST SUN FEB 11 2018

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 330 AM CST FOR
NORTHEASTERN HOLMES COUNTY...
    
At 311 AM CST, a severe thunderstorm capable of producing a tornado
was located 7 miles north of Bonifay, moving northeast at 30 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. 

Locations impacted include...
Esto, Noma, Holland Crossroads, Ards Crossroads, Cobb Crossroads,
Tendil Crossing, Noma Junction and Bethlehem.

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 3100 8572 3100 8556 3097 8553 3094 8553
      3093 8555 3086 8560 3083 8565 3084 8571
      3084 8576
TIME...MOT...LOC 0911Z 228DEG 27KT 3089 8568 

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

$$

42-DVD

The office that day

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

Issued	Product	Office	Counties	Lasted
Feb 10, 6:11 PM CST	Special Marine Warning	TAE		49 min
Feb 10, 6:42 PM CST	Special Weather Statement	TAE	Bay	48 min
Feb 10, 6:55 PM CST	Special Marine Warning	TAE		50 min
Feb 10, 7:09 PM CST	Special Marine Warning	TAE		66 min
Feb 10, 8:01 PM CST	Special Marine Warning	TAE		59 min
Feb 11, 12:05 AM CST	Areal Flood Advisory	TAE	Walton	115 min
Feb 11, 12:40 AM CST	Flood Watch	TAE	Bay, Calhoun, Gadsden, Gulf, Holmes, Jackson and 2 more	29 hr
Feb 11, 1:54 AM CST	Areal Flood Advisory	TAE	Walton	2 hr
Feb 11, 2:02 AM CST	Special Marine Warning	TAE		118 min
Feb 11, 2:48 AM CST	Severe Thunderstorm Warning	TAE	Bay, Holmes, Jackson, Walton, Washington	72 min
Feb 11, 3:21 AM CST	Tornado Warning	TAE	Holmes, Jackson	39 min
Feb 11, 3:58 AM CST	Tornado Warning	TAE	Jackson	47 min
Feb 11, 4:30 AM CST	River Flood Warning	TAE	Walton	52 hr
Feb 11, 4:37 AM CST	Severe Thunderstorm Warning	TAE	Bay, Calhoun, Jackson, Liberty	37 min
Feb 11, 5:50 AM CST	Flash Flood Warning	TAE	Walton	5 hr
Feb 11, 7:17 AM CST	Special Marine Warning	TAE		118 min
Feb 11, 9:19 AM CST	Rip Current Statement	TAE	Gulf	13 hr
Feb 11, 9:56 AM CST	Areal Flood Advisory	TAE	Bay, Holmes, Jackson, Walton, Washington	2 hr
Feb 11, 10:32 AM CST	Areal Flood Advisory	TAE	Bay, Walton, Washington	118 min
Feb 11, 12:01 PM CST	Areal Flood Advisory	TAE	Bay, Calhoun, Holmes, Jackson, Walton, Washington	119 min
Feb 11, 12:04 PM CST	Special Marine Warning	TAE		26 min
Feb 11, 12:21 PM CST	Areal Flood Advisory	TAE	Walton	114 min
Feb 11, 12:25 PM CST	Special Marine Warning	TAE		95 min
Feb 11, 1:26 PM CST	River Flood Warning	TAE	Walton, Washington	9 days
Feb 11, 1:48 PM CST	River Flood Warning	TAE	Calhoun	3 days
Feb 11, 1:50 PM CST	River Flood Warning	TAE	Holmes, Washington	5 days
Feb 11, 1:50 PM CST	Special Marine Warning	TAE		85 min
Feb 11, 1:54 PM CST	Areal Flood Advisory	TAE	Bay, Calhoun, Gulf	3 hr
Feb 11, 2:15 PM CST	Areal Flood Advisory	TAE	Walton	3 hr
Feb 11, 2:42 PM CST	Areal Flood Advisory	TAE	Bay, Calhoun, Franklin, Gulf, Liberty, Wakulla	3 hr
Feb 11, 3:11 PM CST	Special Marine Warning	TAE		64 min
Feb 11, 4:26 PM CST	Areal Flood Advisory	TAE	Holmes, Jackson, Walton, Washington	3 hr
Feb 11, 5:14 PM CST	Areal Flood Advisory	TAE	Walton	3 hr

Nearby

Tornado Warnings in Florida, 2018 Every tornado warning in 2018 Tornadoes in 2018

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.