Alert archive / Alabama / Tornado Warnings in 2014

Tornado Warning 34, NWS Mobile, AL

November 17, 2014Clarke County, Alabama

NWS Mobile, AL issued this tornado warning at Nov 17, 2014, 2:08 AM CST for Clarke County, Alabama. It was in force for 37 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: Nov 17, 2014, 2:08 AM CST (08:08 UTC)
Expired: Nov 17, 2014, 2:45 AM CST
In force: 37 min
Issued by: NWS Mobile, AL
Area: Storm-based polygon

County Clarke County, AL

The radar

The Mobile radar (KMOB), 124 km from the middle of the area, began a volume at 08:08 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.

Issued	Product	Office	Lasted
Nov 17, 1:32 AM CST	Tornado Watch	SPC	7 hr

The nearest sounding before it

Birmingham, AL (KBMX), launched 00:00Z, 8.1 hours before the alert went out and 187 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 452 m above ground
0-6 km bulk shear: 56 kt
0-1 km storm-relative helicity: 342 m²/s²
0-3 km storm-relative helicity: 348 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

579 
WFUS54 KMOB 170808
TORMOB
ALC025-170845-
/O.NEW.KMOB.TO.W.0034.141117T0808Z-141117T0845Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MOBILE AL
208 AM CST MON NOV 17 2014

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHERN CLARKE COUNTY IN SOUTHWEST ALABAMA...

* UNTIL 245 AM CST

* AT 204 AM CST...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A
  TORNADO WAS LOCATED 6 MILES NORTH OF JACKSON...OR 8 MILES NORTHEAST
  OF LEROY...MOVING NORTHEAST AT 45 MPH.

* LOCATIONS IMPACTED INCLUDE...
  WHATLEY...            THOMASVILLE...        GROVE HILL...
  FULTON...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE
LOWEST FLOOR OF A STURDY BUILDING.

IN ADDITION TO THE TORNADO...THIS STORM IS CAPABLE OF PRODUCING 
DESTRUCTIVE STRAIGHT LINE WINDS.

THIS STORM HAS A HISTORY OF DAMAGING WINDS. 

A TORNADO WATCH REMAINS IN EFFECT UNTIL 500 AM CST MONDAY MORNING FOR
SOUTHWEST ALABAMA AND SOUTHEAST MISSISSIPPI.

&&

LAT...LON 3170 8755 3169 8757 3161 8757 3152 8787
      3165 8801 3196 8775
TIME...MOT...LOC 0807Z 235DEG 40KT 3162 8788

$$

1 follow-up statement

766 
WWUS54 KMOB 170830
SVSMOB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
230 AM CST MON NOV 17 2014

ALC025-170845-
/O.CON.KMOB.TO.W.0034.000000T0000Z-141117T0845Z/
CLARKE AL-
230 AM CST MON NOV 17 2014

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 245 AM CST FOR
NORTHEASTERN CLARKE COUNTY...

AT 226 AM CST...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 
WAS LOCATED 6 MILES EAST OF GROVE HILL...OR 4 MILES SOUTHEAST OF
FULTON...MOVING NORTHEAST AT 45 MPH.

LOCATIONS IMPACTED INCLUDE...
  THOMASVILLE...        FULTON...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE
LOWEST FLOOR OF A STURDY BUILDING.

IN ADDITION TO THE TORNADO...THIS STORM IS CAPABLE OF PRODUCING  
DESTRUCTIVE STRAIGHT LINE WINDS.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 AM CST MONDAY MORNING FOR
SOUTHWESTERN ALABAMA AND NORTHWEST FLORIDA.

&&

LAT...LON 3170 8755 3169 8757 3167 8762 3166 8771
      3173 8781 3194 8776 3196 8775
TIME...MOT...LOC 0829Z 235DEG 40KT 3176 8764

$$

The office that day

Everything else NWS Mobile, AL issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Nov 17, 1:29 AM CST	Severe Thunderstorm Warning	MOB	Clarke, Washington	61 min
Nov 17, 1:41 AM CST	Tornado Warning	MOB	Clarke, Washington	49 min
Nov 17, 2:09 AM CST	Severe Thunderstorm Warning	MOB	Baldwin, Clarke, Conecuh, Escambia, Monroe, Washington	66 min
Nov 17, 2:37 AM CST	Tornado Warning	MOB	Clarke, Monroe, Wilcox	25 min
Nov 17, 3:07 AM CST	Tornado Warning	MOB	Conecuh, Monroe	53 min
Nov 17, 3:14 AM CST	Tornado Warning	MOB	Butler, Conecuh, Monroe, Wilcox	14 min
Nov 17, 3:22 AM CST	Special Marine Warning	MOB		83 min
Nov 17, 3:45 AM CST	Tornado Warning	MOB	Butler, Conecuh	45 min
Nov 17, 4:07 AM CST	Severe Thunderstorm Warning	MOB	Butler, Covington, Crenshaw	53 min
Nov 17, 4:21 AM CST	Tornado Warning	MOB	Butler, Crenshaw	39 min
Nov 17, 4:24 AM CST	Hard Freeze Watch	MOB	Butler, Choctaw, Clarke, Conecuh, Covington, Crenshaw and 4 more	26 hr
Nov 17, 4:24 AM CST	Wind Advisory	MOB	Butler, Choctaw, Clarke, Conecuh, Covington, Crenshaw and 4 more	26 hr
Nov 17, 4:41 AM CST	Severe Thunderstorm Warning	MOB	Baldwin, Conecuh, Escambia	49 min
Nov 17, 4:42 AM CST	Tornado Warning	MOB	Crenshaw	20 min
Nov 17, 5:09 AM CST	Special Marine Warning	MOB		2 hr
Nov 17, 5:47 AM CST	Gale Warning	MOB		24 hr
Nov 17, 5:47 AM CST	Small Craft Advisory	MOB		42 hr
Nov 17, 5:47 AM CST	Small Craft Advisory	MOB		36 hr
Nov 17, 5:51 AM CST	Fire Weather Watch	MOB	Butler, Choctaw, Clarke, Conecuh, Covington, Crenshaw and 4 more	48 hr
Nov 17, 5:51 AM CST	Fire Weather Watch	MOB	Butler, Choctaw, Clarke, Conecuh, Covington, Crenshaw and 4 more	25 hr

Nearby

Tornado Warnings in Alabama, 2014 Every tornado warning in 2014 Tornadoes in 2014

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.