Alert archive / Alabama / Severe Thunderstorm Warnings in 2017

Severe Thunderstorm Warning 22, NWS Mobile, AL

January 19, 2017Wilcox County, Alabama

NWS Mobile, AL issued this severe thunderstorm warning at Jan 19, 2017, 6:14 PM CST for Wilcox County, Alabama. It was in force for 18 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 19, 2017, 6:14 PM CST (00:14 UTC)
Expired
Jan 19, 2017, 6:32 PM CST
In force
18 min
Issued by
NWS Mobile, AL
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

County Wilcox County, AL

The radar

The Birmingham radar (KBMX), 134 km from the middle of the area, began a volume at 00:13 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 nearest sounding before it

Jackson, MS (KJAN), launched 00:00Z, 0.2 hours before the alert went out and 277 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 2017-01-20Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 2017-01-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -213 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
772 m above ground
0-6 km bulk shear
71 kt
0-1 km storm-relative helicity
-213 m²/s²
0-3 km storm-relative helicity
192 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

506 
WUUS54 KMOB 200014
SVRMOB
ALC131-200045-
/O.NEW.KMOB.SV.W.0022.170120T0014Z-170120T0045Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mobile AL
614 PM CST THU JAN 19 2017

The National Weather Service in Mobile has issued a

* Severe Thunderstorm Warning for...
  Central Wilcox County in south central Alabama...

* Until 645 PM CST

* At 614 PM CST, a severe thunderstorm was located near Camden,
  moving northeast at 35 mph.

  HAZARD...60 mph wind gusts. 

  SOURCE...Radar indicated. 

  IMPACT...Expect damage to roofs, siding, and trees. 

* This severe thunderstorm will remain over mainly rural areas of
  central Wilcox County.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 3205 8718 3205 8693 3190 8721 3198 8728
      3207 8718
TIME...MOT...LOC 0014Z 226DEG 29KT 3196 8720 

HAIL...<.75IN
WIND...60MPH
 
$$
1 follow-up statement
885 
WWUS54 KMOB 200032
SVSMOB

Severe Weather Statement
National Weather Service Mobile AL
632 PM CST THU JAN 19 2017

ALC131-200041-
/O.CAN.KMOB.SV.W.0022.000000T0000Z-170120T0045Z/
Wilcox AL-
632 PM CST THU JAN 19 2017

...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL WILCOX COUNTY IS
CANCELLED...
        
The storm which prompted the warning has moved out of the area.
Therefore the warning has been cancelled.

LAT...LON 3205 8718 3205 8693 3190 8721 3198 8728
      3207 8718
TIME...MOT...LOC 0030Z 226DEG 29KT 3206 8708 

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jan 19, 6:30 PM CSTSpecial Weather StatementMOBBaldwin, Escambia, Monroe60 min
Jan 19, 6:41 PM CSTSpecial Marine WarningMOB94 min
Jan 19, 6:59 PM CSTSpecial Marine WarningMOB46 min
Jan 19, 7:20 PM CSTSpecial Weather StatementMOBCovington, Escambia55 min
Jan 19, 7:43 PM CSTSpecial Marine WarningMOB32 min
Jan 19, 8:10 PM CSTSpecial Marine WarningMOB65 min
Jan 19, 8:15 PM CSTSpecial Weather StatementMOBCovington60 min
Jan 19, 9:06 PM CSTSpecial Marine WarningMOB54 min
Jan 19, 10:00 PM CSTSpecial Marine WarningMOB45 min
Jan 20, 10:40 AM CSTGale WatchMOB42 hr
Jan 20, 10:40 AM CSTSmall Craft AdvisoryMOB4 days
Jan 20, 2:23 PM CSTDense Fog AdvisoryMOBBaldwin, Mobile13 hr
Jan 20, 2:28 PM CSTMarine Dense Fog AdvisoryMOB13 hr

Nearby

Severe Thunderstorm Warnings in Alabama, 2017Every severe thunderstorm warning 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.