Alert archive / Alabama / Severe Thunderstorm Warnings in 2008

Severe Thunderstorm Warning 13, NWS Mobile, AL

January 31, 2008Conecuh County, Monroe County, Alabama

NWS Mobile, AL issued this severe thunderstorm warning at Jan 31, 2008, 6:25 PM CST for Conecuh County, Monroe County, Alabama. It was in force for 35 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 31, 2008, 6:25 PM CST (00:25 UTC)
Expired: Jan 31, 2008, 7:00 PM CST
In force: 35 min
Issued by: NWS Mobile, AL
Area: Storm-based polygon

Counties Conecuh County, AL, Monroe County, AL

The radar

The Mobile radar (KMOB), 122 km from the middle of the area, began a volume at 00:28 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
Jan 31, 4:34 PM CST	Tornado Watch	SPC	8 hr

The nearest sounding before it

Birmingham, AL (KBMX), launched 00:00Z, 0.4 hours before the alert went out and 195 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: 604 m above ground
0-6 km bulk shear: 71 kt
0-1 km storm-relative helicity: 855 m²/s²
0-3 km storm-relative helicity: 863 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.2

Open this sounding in Storm Lab

The text

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

000 
WUUS54 KMOB 010025
SVRMOB
ALC035-099-010100-
/O.NEW.KMOB.SV.W.0013.080201T0025Z-080201T0100Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOBILE AL
625 PM CST THU JAN 31 2008

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  WESTERN CONECUH COUNTY IN SOUTH CENTRAL ALABAMA...
  SOUTHERN MONROE COUNTY IN SOUTH CENTRAL ALABAMA...
  THIS INCLUDES THE CITY OF MONROEVILLE...

* UNTIL 700 PM CST

* AT 619 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING PENNY SIZE HAIL...AND
  DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED NEAR
  MANISTEE...OR ABOUT 14 MILES SOUTHWEST OF MONROEVILLE...AND MOVING
  EAST AT 50 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  MEXIA...FRISCO CITY AND EXCEL BY 630 PM CST...
  WEST MONROEVILLE AND MONROEVILLE BY 635 PM CST...
  DREWRY AND PETERMAN BY 640 PM CST...
  BURNT CORN...BERMUDA AND NICHBURG BY 645 PM CST...

A TORNADO WATCH REMAINS IN EFFECT UNTIL 700 PM CST THURSDAY EVENING
FOR SOUTHEAST MISSISSIPPI. A TORNADO WATCH ALSO REMAINS IN EFFECT
UNTIL 1100 PM CST THURSDAY EVENING FOR SOUTHWESTERN ALABAMA AND
NORTHWEST FLORIDA.

LAT...LON 3175 8695 3131 8711 3134 8759 3143 8760
      3145 8756 3149 8756 3150 8760 3153 8760
TIME...MOT...LOC 0025Z 253DEG 45KT 3147 8746

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Jan 31, 6:44 PM CST	Severe Thunderstorm Warning	MOB	Butler, Conecuh, Covington, Crenshaw, Escambia, Monroe and 1 more	61 min
Jan 31, 6:52 PM CST	Special Marine Warning	MOB		23 min
Jan 31, 7:09 PM CST	Special Marine Warning	MOB		2 hr
Jan 31, 7:31 PM CST	Special Marine Warning	MOB		59 min
Jan 31, 7:45 PM CST	Severe Thunderstorm Warning	MOB	Covington, Crenshaw	45 min
Jan 31, 8:08 PM CST	Flash Flood Warning	MOB	Baldwin, Escambia, Mobile	2 hr
Jan 31, 8:26 PM CST	Severe Thunderstorm Warning	MOB	Conecuh, Covington, Escambia	49 min
Jan 31, 8:33 PM CST	Special Marine Warning	MOB		27 min
Jan 31, 9:23 PM CST	Special Marine Warning	MOB		67 min
Jan 31, 9:28 PM CST	Severe Thunderstorm Warning	MOB	Covington, Crenshaw	32 min
Jan 31, 10:09 PM CST	Severe Thunderstorm Warning	MOB	Covington, Escambia	51 min
Jan 31, 11:17 PM CST	Special Marine Warning	MOB		28 min

Nearby

Severe Thunderstorm Warnings in Alabama, 2008 Every severe thunderstorm warning in 2008

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.