Alert archive / Alabama / Tornado Warnings in 2017

Tornado Warning 58, NWS Tallahassee, FL

April 3, 2017Dale County, Alabama

NWS Tallahassee, FL issued this tornado warning at Apr 3, 2017, 9:48 AM CDT for Dale County, Alabama. It was in force for 27 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: Apr 3, 2017, 9:48 AM CDT (14:48 UTC)
Expired: Apr 3, 2017, 10:15 AM CDT
In force: 27 min
Issued by: NWS Tallahassee, FL
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 0.0 in

County Dale County, AL

The radar

The Ft Rucker radar (KEOX), 13 km from the middle of the area, began a volume at 14:50 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
Apr 3, 10:24 AM CDT	TSTM WND DMG	2 Ne Ozark, AL	TREE DOWN EAST CO RD 36

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
Apr 3, 7:06 AM CDT	Tornado Watch	SPC	6 hr

The nearest sounding before it

Tallahassee Rgnl, FL (KTLH), launched 12:00Z, 2.8 hours before the alert went out and 175 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: 1400 J/kg
Mixed-layer CIN: -14 J/kg
Mixed-layer LCL: 580 m above ground
0-6 km bulk shear: 41 kt
0-1 km storm-relative helicity: 136 m²/s²
0-3 km storm-relative helicity: 248 m²/s²
Significant tornado parameter: 1.5
Supercell composite: 9.3

Open this sounding in Storm Lab

The text

As transmitted.

524 
WFUS52 KTAE 031448
TORTAE
ALC045-031515-
/O.NEW.KTAE.TO.W.0058.170403T1448Z-170403T1515Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Tallahassee FL
948 AM CDT MON APR 3 2017

The National Weather Service in Tallahassee has issued a

* Tornado Warning for...
  Northern Dale County in southeastern Alabama...

* Until 1015 AM CDT
    
* At 948 AM CDT, a severe thunderstorm capable of producing a tornado
  was located near Ozark, moving east at 45 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
  northern Dale County, including the following locations: Bells
  Crossroads, Greater Salem Church, Skipperville, Echo, Dill, Roberts
  Crossroads, Mabson, Arguta, Snells Crossroads and Barefield
  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 3162 8542 3141 8542 3146 8578 3154 8578
      3162 8555
TIME...MOT...LOC 1448Z 272DEG 40KT 3150 8571 

TORNADO...RADAR INDICATED
HAIL...0.00IN

$$

38-GODSEY

1 follow-up statement

483 
WWUS52 KTAE 031503
SVSTAE

Severe Weather Statement
National Weather Service Tallahassee FL
1003 AM CDT MON APR 3 2017

ALC045-031515-
/O.CON.KTAE.TO.W.0058.000000T0000Z-170403T1515Z/
Dale AL-
1003 AM CDT MON APR 3 2017

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1015 AM CDT FOR
NORTHEASTERN DALE COUNTY...
    
At 1003 AM CDT, a severe thunderstorm capable of producing a tornado
was located near Ozark, moving east at 40 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...
Ozark, Barefield Crossroads, Beamon, Bells Crossroads, Echo, Ward
Bridge, Bertha, Mabson and Snells 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 3157 8542 3141 8542 3144 8563 3154 8563
TIME...MOT...LOC 1503Z 270DEG 36KT 3147 8557 

TORNADO...RADAR INDICATED
HAIL...0.00IN

$$

38-GODSEY

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 3, 2:06 AM CDT	Wind Advisory	TAE	Coffee, Dale, Geneva, Henry, Houston	12 hr
Apr 3, 9:01 AM CDT	Severe Thunderstorm Warning	TAE	Coffee, Dale, Geneva, Houston	59 min
Apr 3, 9:54 AM CDT	Severe Thunderstorm Warning	TAE	Dale, Henry	66 min
Apr 3, 9:59 AM CDT	Severe Thunderstorm Warning	TAE	Coffee, Dale, Geneva, Houston	61 min
Apr 3, 10:51 AM CDT	Severe Thunderstorm Warning	TAE	Dale, Geneva, Houston	39 min
Apr 3, 11:28 AM CDT	Severe Thunderstorm Warning	TAE	Henry, Houston	47 min

Nearby

Tornado Warnings in Alabama, 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.