Alert archive / Alabama / Severe Thunderstorm Warnings in 2001

Severe Thunderstorm Warning 199, NWS Mobile, AL

November 24, 2001Conecuh County, Monroe County, Alabama

NWS Mobile, AL issued this severe thunderstorm warning at Nov 24, 2001, 5:07 PM CST for Conecuh County, Monroe County, Alabama. It was in force for 38 min. 1 report came from inside the area while it was in force.

The area

The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties, with what was reported inside it.

The facts

Issued
Nov 24, 2001, 5:07 PM CST (23:07 UTC)
Expired
Nov 24, 2001, 5:45 PM CST
In force
38 min
Issued by
NWS Mobile, AL
Area
Whole counties; the outline is the Mesonet’s reconstruction

Counties Conecuh County, AL, Monroe County, AL

What was reported inside it

TimeReportWhereRemark
Nov 24, 5:10 PM CSTThunderstorm Wind 55 ERepton, ALTrees were blown down along Highways 84 and 7, just to the east of Repton.

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Nov 24, 2:00 PM CSTTornado WatchSPC6 hr

The nearest sounding before it

Birmingham, AL (KBMX), launched 12:00Z, 11.1 hours before the alert went out and 199 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, Birmingham, AL at 12:00Z on 2001-11-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 185 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Birmingham, AL at 12:00Z on 2001-11-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 329 square meters per square second.19395878Sfc1 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
185 J/kg
Mixed-layer CIN
-24 J/kg
Mixed-layer LCL
449 m above ground
0-6 km bulk shear
46 kt
0-1 km storm-relative helicity
329 m²/s²
0-3 km storm-relative helicity
315 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.9

Open this sounding in Storm Lab

The text

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

252 
WUUS54 KMOB 242308
SVRMOB
ALC035-099-242345-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOBILE AL
507 PM CST SAT NOV 24 2001

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  CONECUH COUNTY IN SOUTH CENTRAL ALABAMA
  MONROE COUNTY IN SOUTH CENTRAL ALABAMA

* UNTIL 545 PM CST

* AT 507 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 4 MILES SOUTH OF EXCEL...MOVING NORTHEAST AT 35
  MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  REPTON...LENOX BY 510 PM CST
  DREWRY BY 515 PM CST
  BERMUDA BY 520 PM CST
  NICHBURG...BURNT CORN BY 525 PM CST

STRONG DAMAGING WIND...LARGE HAIL...AND HEAVY RAIN ARE LIKELY WITH
THIS STORM.  IF IN THE PATH OF THIS STORM...TAKE COVER IN A STURDY
SHELTER UNTIL THE STORM HAS PASSED.

A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA. REMEMBER...
SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES WITH
LITTLE OR NO ADVANCE WARNING. REMAIN CALM BUT BE ALERT FOR RAPIDLY
CHANGING WEATHER CONDITIONS.

LAT...LON 3142 8746 3130 8744 3132 8716 3135 8696
          3144 8684 3171 8701

The office that day

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

IssuedProductOfficeCountiesLasted
Nov 24, 10:57 AM CSTTornado WarningMOBChoctaw33 min
Nov 24, 11:40 AM CSTTornado WarningMOBChoctaw35 min
Nov 24, 12:31 PM CSTTornado WarningMOBChoctaw29 min
Nov 24, 12:52 PM CSTTornado WarningMOBChoctaw, Washington38 min
Nov 24, 1:30 PM CSTTornado WarningMOBChoctaw, Clarke45 min
Nov 24, 1:45 PM CSTSevere Thunderstorm WarningMOBWilcox30 min
Nov 24, 2:14 PM CSTSevere Thunderstorm WarningMOBWashington61 min
Nov 24, 2:31 PM CSTTornado WarningMOBWashington59 min
Nov 24, 3:15 PM CSTSevere Thunderstorm WarningMOBClarke60 min
Nov 24, 3:32 PM CSTSevere Thunderstorm WarningMOBWashington58 min
Nov 24, 3:56 PM CSTSevere Thunderstorm WarningMOBConecuh49 min
Nov 24, 4:27 PM CSTSevere Thunderstorm WarningMOBWashington33 min
Nov 24, 4:30 PM CSTSevere Thunderstorm WarningMOBButler45 min
Nov 24, 4:34 PM CSTSevere Thunderstorm WarningMOBClarke26 min
Nov 24, 4:40 PM CSTTornado WarningMOBButler, Conecuh35 min
Nov 24, 5:15 PM CSTTornado WarningMOBButler30 min
Nov 24, 5:43 PM CSTSpecial Marine WarningMOB107 min

Nearby

Severe Thunderstorm Warnings in Alabama, 2001Every severe thunderstorm warning in 2001

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.