Alert archive / Florida / Tornado Warnings in 2017

Tornado Warning 36, NWS Tallahassee, FL

January 22, 2017Walton County, Florida

NWS Tallahassee, FL issued this tornado warning at Jan 22, 2017, 11:43 AM CST for Walton County, Florida. It was in force for 32 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
Jan 22, 2017, 11:43 AM CST (17:43 UTC)
Expired
Jan 22, 2017, 12:15 PM CST
In force
32 min
Issued by
NWS Tallahassee, FL
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.75 in

County Walton County, FL

The radar

The Eglin Afb radar (KEVX), 46 km from the middle of the area, began a volume at 17:43 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Jan 22, 8:06 AM CSTTornado WatchSPC5 hr

The nearest sounding before it

Tallahassee Rgnl, FL (KTLH), launched 12:00Z, 5.7 hours before the alert went out and 191 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 2017-01-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1298 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Tallahassee Rgnl, FL at 12:00Z on 2017-01-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 296 square meters per square second.1939587897117Sfc1 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
1298 J/kg
Mixed-layer CIN
-2 J/kg
Mixed-layer LCL
635 m above ground
0-6 km bulk shear
61 kt
0-1 km storm-relative helicity
296 m²/s²
0-3 km storm-relative helicity
441 m²/s²
Significant tornado parameter
2.9
Supercell composite
15.6

Open this sounding in Storm Lab

The text

As transmitted.

681 
WFUS52 KTAE 221743
TORTAE
FLC131-221815-
/O.NEW.KTAE.TO.W.0036.170122T1743Z-170122T1815Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Tallahassee FL
1143 AM CST SUN JAN 22 2017

The National Weather Service in Tallahassee has issued a

* Tornado Warning for...
  Northwestern Walton County in the Panhandle of Florida...

* Until 1215 PM CST
    
* At 1143 AM CST, a severe thunderstorm capable of producing a
  tornado was located 8 miles east of Crestview, moving northeast at
  55 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
  northwestern Walton County, including the following locations:
  Gordon, Pleasant Hill, Piney Grove, Pond Creek, Alpine Heights,
  Mossy Head, Darlington, New Harmony, Sand Hill and Gaskin.

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 3087 8639 3100 8623 3099 8620 3100 8615
      3099 8604 3092 8603 3081 8604 3065 8639
TIME...MOT...LOC 1743Z 234DEG 49KT 3072 8643 

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

$$

15-HARRIGAN

The office that day

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

IssuedProductOfficeCountiesLasted
Jan 22, 12:24 AM CSTSevere Thunderstorm WarningTAEJackson, Washington24 min
Jan 22, 2:39 AM CSTWind AdvisoryTAEBay, Calhoun, Dixie, Franklin, Gadsden, Gulf and 10 more14 hr
Jan 22, 2:47 AM CSTGale WarningTAE33 hr
Jan 22, 4:34 AM CSTSevere Thunderstorm WarningTAEGadsden56 min
Jan 22, 5:33 AM CSTSevere Thunderstorm WarningTAECalhoun, Gadsden, Leon, Liberty42 min
Jan 22, 6:09 AM CSTSevere Thunderstorm WarningTAEGadsden, Leon, Liberty36 min
Jan 22, 6:30 AM CSTSevere Thunderstorm WarningTAEJefferson30 min
Jan 22, 6:33 AM CSTAreal Flood AdvisoryTAEGadsden, Liberty117 min
Jan 22, 6:37 AM CSTSpecial Marine WarningTAE98 min
Jan 22, 6:52 AM CSTSevere Thunderstorm WarningTAEJefferson, Madison38 min
Jan 22, 6:54 AM CSTSevere Thunderstorm WarningTAEBay, Calhoun, Liberty51 min
Jan 22, 7:05 AM CSTSevere Thunderstorm WarningTAEBay, Calhoun40 min
Jan 22, 7:20 AM CSTSpecial Marine WarningTAE55 min
Jan 22, 7:35 AM CSTSevere Thunderstorm WarningTAEBay, Walton, Washington40 min
Jan 22, 7:37 AM CSTSevere Thunderstorm WarningTAEGadsden, Jefferson, Leon38 min
Jan 22, 7:40 AM CSTSevere Thunderstorm WarningTAEBay, Calhoun, Gadsden, Jackson, Liberty, Washington50 min
Jan 22, 7:44 AM CSTTornado WarningTAEGadsden, Leon31 min
Jan 22, 7:59 AM CSTSevere Thunderstorm WarningTAEWalton, Washington16 min
Jan 22, 8:07 AM CSTSevere Thunderstorm WarningTAEHolmes, Jackson, Walton, Washington38 min
Jan 22, 8:08 AM CSTSevere Thunderstorm WarningTAEBay, Calhoun, Jackson, Walton, Washington36 min
Jan 22, 8:09 AM CSTTornado WarningTAELeon36 min
Jan 22, 8:11 AM CSTSpecial Marine WarningTAE64 min
Jan 22, 8:11 AM CSTSevere Thunderstorm WarningTAEGadsden, Jackson49 min
Jan 22, 8:25 AM CSTRiver Flood WarningTAEHolmes, Washington7 days
Jan 22, 8:25 AM CSTRiver Flood WarningTAEWalton, Washington9 days
Jan 22, 8:33 AM CSTSevere Thunderstorm WarningTAEMadison57 min
Jan 22, 8:51 AM CSTSevere Thunderstorm WarningTAECalhoun, Gadsden, Liberty39 min
Jan 22, 8:53 AM CSTTornado WarningTAECalhoun, Gadsden, Liberty37 min
Jan 22, 8:53 AM CSTTornado WarningTAEGadsden37 min
Jan 22, 9:37 AM CSTSevere Thunderstorm WarningTAEWalton23 min
Jan 22, 9:38 AM CSTTornado WarningTAEGadsden, Leon37 min
Jan 22, 9:57 AM CSTSevere Thunderstorm WarningTAEHolmes, Walton48 min
Jan 22, 11:16 AM CSTSpecial Marine WarningTAE119 min
Jan 22, 11:23 AM CSTSevere Thunderstorm WarningTAEHolmes, Walton52 min
Jan 22, 12:12 PM CSTSevere Thunderstorm WarningTAEBay, Holmes, Walton, Washington48 min
Jan 22, 12:14 PM CSTSpecial Marine WarningTAE61 min
Jan 22, 12:34 PM CSTTornado WarningTAEBay, Gulf41 min
Jan 22, 12:39 PM CSTSevere Thunderstorm WarningTAEHolmes, Jackson, Washington34 min
Jan 22, 12:52 PM CSTTornado WarningTAEBay23 min
Jan 22, 12:54 PM CSTRiver Flood WarningTAECalhoun, Franklin, Gulf, Liberty7 days
Jan 22, 12:55 PM CSTSevere Thunderstorm WarningTAEHolmes, Jackson, Washington21 min
Jan 22, 1:04 PM CSTSpecial Marine WarningTAE86 min
Jan 22, 1:08 PM CSTTornado WarningTAEBay, Calhoun, Gulf, Liberty11 min
Jan 22, 1:35 PM CSTTornado WarningTAECalhoun, Gadsden, Liberty8 min
Jan 22, 1:35 PM CSTTornado WarningTAEFranklin, Gulf25 min
Jan 22, 1:39 PM CSTTornado WarningTAEJackson36 min
Jan 22, 1:50 PM CSTTornado WarningTAELiberty, Wakulla25 min
Jan 22, 1:53 PM CSTTornado Warning Tornado observedTAEFranklin, Liberty, Wakulla20 min
Jan 22, 2:10 PM CSTSevere Thunderstorm WarningTAELeon, Wakulla20 min
Jan 22, 2:26 PM CSTSevere Thunderstorm WarningTAEJefferson, Leon, Wakulla34 min
Jan 22, 2:43 PM CSTCoastal Flood WarningTAEDixie, Franklin, Gulf, Jefferson, Taylor, Wakulla6 hr
Jan 22, 2:53 PM CSTSevere Thunderstorm WarningTAEJefferson, Madison37 min
Jan 22, 3:57 PM CSTSevere Thunderstorm WarningTAEDixie, Lafayette, Taylor18 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.