Alert archive / Florida / Tornado Warnings in 2017

Tornado Warning 16, NWS Tallahassee, FL

January 21, 2017Holmes County, Walton County, Washington County, Florida

NWS Tallahassee, FL issued this tornado warning at Jan 21, 2017, 10:31 AM CST for Holmes County, Walton County, Washington County, Florida. It was in force for 29 min. 1 report 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 21, 2017, 10:31 AM CST (16:31 UTC)
Expired: Jan 21, 2017, 11:00 AM CST
In force: 29 min
Issued by: NWS Tallahassee, FL
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 0.75 in

Counties Holmes County, FL, Walton County, FL, Washington County, FL

The radar

The Eglin Afb radar (KEVX), 24 km from the middle of the area, began a volume at 16:31 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
Jan 21, 10:31 AM CST	TSTM WND DMG	4 Ene Dean Church Road, FL	TREE DOWN ON POWERLINE ON SPRING LAKE RD.

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.

Issued	Product	Office	Lasted
Jan 21, 3:56 AM CST	Tornado Watch	SPC	8 hr
Jan 21, 8:04 AM CST	Tornado Watch	SPC	6 hr

The nearest sounding before it

Tallahassee Rgnl, FL (KTLH), launched 12:00Z, 4.5 hours before the alert went out and 164 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: 352 J/kg
Mixed-layer CIN: -14 J/kg
Mixed-layer LCL: 613 m above ground
0-6 km bulk shear: 56 kt
0-1 km storm-relative helicity: 139 m²/s²
0-3 km storm-relative helicity: 217 m²/s²
Significant tornado parameter: 0.3
Supercell composite: 2.0

Open this sounding in Storm Lab

The text

As transmitted.

829 
WFUS52 KTAE 211631
TORTAE
FLC059-131-133-211700-
/O.NEW.KTAE.TO.W.0016.170121T1631Z-170121T1700Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Tallahassee FL
1031 AM CST SAT JAN 21 2017

The National Weather Service in Tallahassee has issued a

* Tornado Warning for...
  Western Holmes County in the Panhandle of Florida...
  North central Washington County in the Panhandle of Florida...
  North central Walton County in the Panhandle of Florida...

* Until 1100 AM CST

* At 1030 AM CST, a severe thunderstorm capable of producing a
  tornado was located near De Funiak Springs, moving northeast at 35
  mph.

  HAZARD...Tornado. 

  SOURCE...Weather spotters reported funnel cloud. 

  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
  western Holmes...north central Washington and north central Walton
  Counties, including the following locations: Cerrogordo, Caryville,
  Baker Settlement, Hickory Hill, Pleasant Hill, Prosperity, Gritney,
  Union, Arrant Settlement and Whitehead Crossroads.

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 3071 8608 3082 8612 3094 8579 3070 8574
TIME...MOT...LOC 1630Z 246DEG 32KT 3078 8603 

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

$$

ADL

2 follow-up statements

721 
WWUS52 KTAE 211640
SVSTAE

Severe Weather Statement
National Weather Service Tallahassee FL
1040 AM CST SAT JAN 21 2017

FLC131-211650-
/O.CAN.KTAE.TO.W.0016.000000T0000Z-170121T1700Z/
Walton FL-
1040 AM CST SAT JAN 21 2017

...THE TORNADO WARNING FOR NORTH CENTRAL WALTON COUNTY IS
CANCELLED...
    
The tornadic thunderstorm which prompted the warning has moved out
of the warned area. Therefore, the warning has been cancelled.

A tornado watch remains in effect until noon CST for the Panhandle of
Florida. A tornado watch also remains in effect until 200 PM CST for
the Panhandle of Florida.

LAT...LON 3071 8602 3079 8602 3084 8577 3070 8574
TIME...MOT...LOC 1640Z 246DEG 32KT 3082 8593 

$$

FLC059-133-211700-
/O.CON.KTAE.TO.W.0016.000000T0000Z-170121T1700Z/
Holmes FL-Washington FL-
1040 AM CST SAT JAN 21 2017

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1100 AM CST FOR
SOUTHWESTERN HOLMES AND NORTH CENTRAL WASHINGTON COUNTIES...
        
At 1040 AM CST, a severe thunderstorm capable of producing a tornado
was located 12 miles northeast of De Funiak Springs, moving northeast
at 35 mph.

HAZARD...Tornado. 

SOURCE...Weather spotters reported a funnel cloud. 

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...
Ponce De Leon, Caryville, Westville, Whitehead Crossroads and Five
Points.

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 3071 8602 3079 8602 3084 8577 3070 8574
TIME...MOT...LOC 1640Z 246DEG 32KT 3082 8593 

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

$$

ADL

859 
WWUS52 KTAE 211650
SVSTAE

Severe Weather Statement
National Weather Service Tallahassee FL
1050 AM CST SAT JAN 21 2017

FLC059-133-211700-
/O.CON.KTAE.TO.W.0016.000000T0000Z-170121T1700Z/
Holmes FL-Washington FL-
1050 AM CST SAT JAN 21 2017

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1100 AM CST FOR SOUTH
CENTRAL HOLMES AND NORTH CENTRAL WASHINGTON COUNTIES...
        
At 1050 AM CST, a severe thunderstorm capable of producing a tornado
was located 10 miles northwest of Bonifay, moving northeast at 35
mph.

HAZARD...Tornado. 

SOURCE...Weather spotters reported a funnel cloud. 

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...
Ponce De Leon, Caryville, Westville, Whitehead Crossroads and Five
Points.

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 3071 8593 3077 8591 3082 8577 3070 8574
TIME...MOT...LOC 1650Z 246DEG 32KT 3086 8583 

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

$$

ADL

The office that day

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

Issued	Product	Office	Counties	Lasted
Jan 21, 8:49 AM CST	High Surf Advisory	TAE	Bay, Gulf, Walton	63 hr
Jan 21, 9:19 AM CST	Severe Thunderstorm Warning	TAE	Holmes, Walton	41 min
Jan 21, 9:46 AM CST	Special Weather Statement	TAE	Holmes	59 min
Jan 21, 10:00 AM CST	Severe Thunderstorm Warning	TAE	Holmes, Jackson, Walton, Washington	45 min
Jan 21, 10:45 AM CST	Special Weather Statement	TAE	Holmes, Jackson, Walton, Washington	60 min
Jan 21, 10:46 AM CST	Special Marine Warning	TAE		29 min
Jan 21, 11:59 AM CST	Special Marine Warning	TAE		91 min
Jan 21, 12:47 PM CST	Special Weather Statement	TAE	Bay, Calhoun	43 min
Jan 21, 1:27 PM CST	Special Marine Warning	TAE		93 min
Jan 21, 2:10 PM CST	Severe Thunderstorm Warning	TAE	Calhoun, Gadsden, Gulf, Liberty	50 min

Nearby

Tornado Warnings in Florida, 2017 Every tornado warning in 2017 Tornadoes 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.