Alert archive / Alabama / Tornado Warnings in 2016

Tornado Warning 20, NWS Mobile, AL

February 23, 20164 counties in Alabama

NWS Mobile, AL issued this tornado warning at Feb 23, 2016, 6:29 PM CST for 4 counties in Alabama. It was in force for 11 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
Feb 23, 2016, 6:29 PM CST (00:29 UTC)
Expired
Feb 23, 2016, 6:40 PM CST
In force
11 min
Issued by
NWS Mobile, AL
Area
Storm-based polygon
Tornado
Radar indicated
Hail
1.0 in

Counties Baldwin County, AL, Clarke County, AL, Mobile County, AL, Washington County, AL

The radar

The Mobile radar (KMOB), 39 km from the middle of the area, began a volume at 00:33 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
Feb 23, 2:13 PM CSTTornado Watch PDSSPC8 hr

The nearest sounding before it

Jackson, MS (KJAN), launched 00:00Z, 0.5 hours before the alert went out and 234 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, Jackson, MS at 00:00Z on 2016-02-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 12 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Jackson, MS at 00:00Z on 2016-02-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -38 square meters per square second.1939587897Sfc1 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
12 J/kg
Mixed-layer CIN
-24 J/kg
Mixed-layer LCL
804 m above ground
0-6 km bulk shear
58 kt
0-1 km storm-relative helicity
-38 m²/s²
0-3 km storm-relative helicity
-99 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

676 
WFUS54 KMOB 240029
TORMOB
ALC003-025-097-129-240115-
/O.NEW.KMOB.TO.W.0020.160224T0029Z-160224T0115Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MOBILE AL
629 PM CST TUE FEB 23 2016

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHWESTERN BALDWIN COUNTY IN SOUTHWESTERN ALABAMA...
  NORTHERN MOBILE COUNTY IN SOUTHWESTERN ALABAMA...
  SOUTHEASTERN WASHINGTON COUNTY IN SOUTHWESTERN ALABAMA...
  SOUTH CENTRAL CLARKE COUNTY IN SOUTHWESTERN ALABAMA...

* UNTIL 715 PM CST
    
* AT 627 PM CST...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
  WAS LOCATED NEAR CHUNCHULA...OR 12 MILES WEST OF SARALAND...MOVING
  NORTHEAST AT 45 MPH.

  HAZARD...TORNADO AND QUARTER SIZE HAIL. 

  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 DANGEROUS STORM WILL BE NEAR...
  GULFCREST AROUND 640 PM CST. 
  CITRONELLE AROUND 645 PM CST.
  BUCKS AROUND 650 PM CST.
  MOUNT VERNON...AND MOVICO AROUND 655 PM CST.
  CALVERT AND MALCOLM AROUND 700 PM CST.
  MCINTOSH AROUND 705 PM CST. 

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 8841 3142 8796 3119 8767 3076 8824
TIME...MOT...LOC 0027Z 218DEG 40KT 3088 8827 

TORNADO...RADAR INDICATED
HAIL...1.00IN

$$
1 follow-up statement
470 
WWUS54 KMOB 240040
SVSMOB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
640 PM CST TUE FEB 23 2016

ALC003-025-097-129-240049-
/O.CAN.KMOB.TO.W.0020.000000T0000Z-160224T0115Z/
BALDWIN AL-MOBILE AL-WASHINGTON AL-CLARKE AL-
640 PM CST TUE FEB 23 2016

...THE TORNADO WARNING FOR NORTHWESTERN BALDWIN...NORTHERN MOBILE...
SOUTHEASTERN WASHINGTON AND SOUTH CENTRAL CLARKE COUNTIES IS
CANCELLED...
                
THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER APPEARS CAPABLE OF PRODUCING A TORNADO.
THEREFORE THE WARNING HAS BEEN CANCELLED.  HOWEVER GUSTY WINDS ARE
STILL POSSIBLE WITH THIS THUNDERSTORM.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1000 PM CST FOR SOUTHWESTERN
ALABAMA.

LAT...LON 3087 8841 3142 8796 3119 8767 3076 8824
TIME...MOT...LOC 0038Z 218DEG 40KT 3099 8817 

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 23, 6:01 PM CSTSpecial Marine WarningMOB59 min
Feb 23, 6:06 PM CSTFlash Flood WarningMOBChoctaw, Clarke, Washington3 hr
Feb 23, 6:06 PM CSTSpecial Marine WarningMOB54 min
Feb 23, 6:10 PM CSTTornado WarningMOBChoctaw, Clarke, Washington50 min
Feb 23, 6:31 PM CSTSevere Thunderstorm WarningMOBClarke, Mobile, Monroe, Washington, Wilcox44 min
Feb 23, 6:35 PM CSTSevere Thunderstorm WarningMOBWashington25 min
Feb 23, 6:58 PM CSTSpecial Marine WarningMOB62 min
Feb 23, 7:00 PM CSTSpecial Marine WarningMOB30 min
Feb 23, 7:13 PM CSTTornado Warning Considerable damage threatMOBBaldwin62 min
Feb 23, 7:14 PM CSTSevere Thunderstorm WarningMOBClarke, Monroe, Washington, Wilcox46 min
Feb 23, 7:17 PM CSTSevere Thunderstorm WarningMOBBaldwin, Clarke, Mobile, Monroe, Washington43 min
Feb 23, 7:25 PM CSTFlash Flood WarningMOBChoctaw, Clarke, Wilcox3 hr
Feb 23, 7:27 PM CSTSpecial Marine WarningMOB48 min
Feb 23, 7:28 PM CSTAreal Flood AdvisoryMOBBaldwin2 hr
Feb 23, 7:34 PM CSTAreal Flood AdvisoryMOBMobile116 min
Feb 23, 8:01 PM CSTSevere Thunderstorm WarningMOBWilcox21 min
Feb 23, 8:09 PM CSTSevere Thunderstorm WarningMOBBaldwin, Clarke, Mobile, Monroe, Washington39 min
Feb 23, 8:15 PM CSTSpecial Marine WarningMOB15 min
Feb 23, 8:28 PM CSTSpecial Marine WarningMOB32 min
Feb 23, 8:30 PM CSTFlash Flood WarningMOBBaldwin2 hr
Feb 23, 8:59 PM CSTSpecial Marine WarningMOB61 min
Feb 23, 9:08 PM CSTSevere Thunderstorm WarningMOBCovington22 min
Feb 23, 9:56 PM CSTSpecial Weather StatementMOBMonroe34 min
Feb 23, 9:57 PM CSTSpecial Marine WarningMOB63 min
Feb 24, 12:44 AM CSTSpecial Weather StatementMOBChoctaw76 min
Feb 24, 3:59 AM CSTGale WarningMOB17 hr
Feb 24, 1:02 PM CSTRiver Flood WarningMOBDallas, Monroe, Wilcox4 days
Feb 24, 1:02 PM CSTRiver Flood WarningMOBClarke, Monroe, Wilcox8 days

Nearby

Tornado Warnings in Alabama, 2016Every tornado warning in 2016Tornadoes in 2016

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.