Alert archive / Alabama / Tornado Warnings in 2001

Tornado Warning 48, NWS Mobile, AL

November 24, 2001Choctaw County, Alabama

NWS Mobile, AL issued this tornado warning at Nov 24, 2001, 11:40 AM CST for Choctaw 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 the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties.

The facts

Issued: Nov 24, 2001, 11:40 AM CST (17:40 UTC)
Expired: Nov 24, 2001, 12:15 PM CST
In force: 35 min
Issued by: NWS Mobile, AL
Area: Whole counties; the outline is the Mesonet’s reconstruction

County Choctaw County, AL

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 24, 9:30 AM CST	Tornado Watch	SPC	6 hr

The nearest sounding before it

Jackson, MS (KJAN), launched 12:00Z, 5.7 hours before the alert went out and 172 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: 1201 J/kg
Mixed-layer CIN: -3 J/kg
Mixed-layer LCL: 739 m above ground
0-6 km bulk shear: 49 kt
0-1 km storm-relative helicity: 341 m²/s²
0-3 km storm-relative helicity: 479 m²/s²
Significant tornado parameter: 2.6
Supercell composite: 14.4

Open this sounding in Storm Lab

The text

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

598 
WFUS54 KMOB 241740
TORMOB
ALC023-241815-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MOBILE AL
1140 AM CST SAT NOV 24 2001

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A

* TORNADO WARNING FOR...
  CHOCTAW COUNTY IN SOUTHWEST ALABAMA

* UNTIL 1215 PM CST

* AT 1132 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  TORNADO 3 MILES NORTHWEST OF JACHIN...MOVING NORTHEAST AT 45 MPH.

* THE TORNADO WILL REMAIN OVER MAINLY RURAL AREAS OF...
  NORTHEASTERN CHOCTAW COUNTY.

IF YOU ARE IN THE PATH OF A TORNADO...ABANDON VEHICLES AND TRAILER
HOMES AND SEEK A REINFORCED SHELTER UNTIL THE STORM HAS PASSED.

LAT...LON 3224 8839 3211 8824 3231 8801 3231 8826

The office that day

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

Issued	Product	Office	Counties	Lasted
Nov 24, 10:57 AM CST	Tornado Warning	MOB	Choctaw	33 min
Nov 24, 12:31 PM CST	Tornado Warning	MOB	Choctaw	29 min
Nov 24, 12:52 PM CST	Tornado Warning	MOB	Choctaw, Washington	38 min
Nov 24, 1:30 PM CST	Tornado Warning	MOB	Choctaw, Clarke	45 min
Nov 24, 1:45 PM CST	Severe Thunderstorm Warning	MOB	Wilcox	30 min
Nov 24, 2:14 PM CST	Severe Thunderstorm Warning	MOB	Washington	61 min
Nov 24, 2:31 PM CST	Tornado Warning	MOB	Washington	59 min
Nov 24, 3:15 PM CST	Severe Thunderstorm Warning	MOB	Clarke	60 min
Nov 24, 3:32 PM CST	Severe Thunderstorm Warning	MOB	Washington	58 min
Nov 24, 3:56 PM CST	Severe Thunderstorm Warning	MOB	Conecuh	49 min
Nov 24, 4:27 PM CST	Severe Thunderstorm Warning	MOB	Washington	33 min
Nov 24, 4:30 PM CST	Severe Thunderstorm Warning	MOB	Butler	45 min
Nov 24, 4:34 PM CST	Severe Thunderstorm Warning	MOB	Clarke	26 min
Nov 24, 4:40 PM CST	Tornado Warning	MOB	Butler, Conecuh	35 min
Nov 24, 5:07 PM CST	Severe Thunderstorm Warning	MOB	Conecuh, Monroe	38 min
Nov 24, 5:15 PM CST	Tornado Warning	MOB	Butler	30 min
Nov 24, 5:43 PM CST	Special Marine Warning	MOB		107 min

Nearby

Tornado Warnings in Alabama, 2001 Every tornado warning in 2001 Tornadoes 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; the sounding from the Mesonet's radiosonde archive.