Alert archive / Alabama / Severe Thunderstorm Warnings in 2001

Severe Thunderstorm Warning 37, NWS Mobile, AL

March 3, 2001Baldwin County, Clarke County, Monroe County, Alabama

NWS Mobile, AL issued this severe thunderstorm warning at Mar 3, 2001, 1:55 AM CST for Baldwin County, Clarke County, Monroe County, Alabama. It was in force for 65 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
Mar 3, 2001, 1:55 AM CST (07:55 UTC)
Expired
Mar 3, 2001, 3:00 AM CST
In force
65 min
Issued by
NWS Mobile, AL
Area
Whole counties; the outline is the Mesonet’s reconstruction

Counties Baldwin County, AL, Clarke County, AL, Monroe County, AL

The radar

The Mobile radar (KMOB), 94 km from the middle of the area, began a volume at 07:55 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

Birmingham, AL (KBMX), launched 00:00Z, 7.9 hours before the alert went out and 217 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 00:00Z on 2001-03-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 54 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, Birmingham, AL at 00:00Z on 2001-03-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 182 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
54 J/kg
Mixed-layer CIN
-49 J/kg
Mixed-layer LCL
469 m above ground
0-6 km bulk shear
55 kt
0-1 km storm-relative helicity
182 m²/s²
0-3 km storm-relative helicity
322 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.

909 
WUUS54 KMOB 030755
SVRMOB
ALC003-025-099-030900-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOBILE AL
155 AM CST SAT MAR 3 2001

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  CLARKE COUNTY IN SOUTHWEST ALABAMA
  MONROE COUNTY IN SOUTHWEST ALABAMA
  BALDWIN COUNTY IN SOUTHWEST ALABAMA

* UNTIL 300 AM CST

* AT 155 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  LINE OF SEVERE THUNDERSTORMS FROM 7 MILES NORTHWEST OF CARLTON TO
  16 MILES SOUTHWEST OF CARLTON...MOVING EAST AT 25 MPH.

* SEVERE THUNDERSTORMS WILL BE NEAR...
  CARLTON BY 210 AM CST
  CHOCTAW BLUFF BY 215 AM CST
  GAINESTOWN BY 225 AM CST
  CHRYSLER...ELISKA BY 230 AM CST

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

REPORT SEVERE WEATHER TO YOUR LOCAL 911 EMERGENCY CENTER OR LAW
ENFORCEMENT AGENCY. THEY WILL RELAY YOUR REPORT TO THE NATIONAL
WEATHER SERVICE FORECAST OFFICE IN MOBILE.

LAT...LON 3144 8787 3125 8791 3129 8757 3157 8742

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 3, 1:11 AM CSTFlash Flood WarningMOBChoctaw, Clarke, Marengo, Washington6 hr
Mar 3, 1:39 AM CSTSevere Thunderstorm WarningMOBMobile, Washington36 min
Mar 3, 2:45 AM CSTSevere Thunderstorm WarningMOBConecuh45 min
Mar 3, 3:09 AM CSTSevere Thunderstorm WarningMOBButler51 min
Mar 3, 7:15 AM CSTFlash Flood WarningMOBChoctaw, Clarke, Marengo, Washington4 hr
Mar 3, 11:24 AM CSTSevere Thunderstorm WarningMOBMobile36 min
Mar 3, 11:25 AM CSTFlash Flood WarningMOBBaldwin, Butler, Choctaw, Clarke, Conecuh, Covington and 7 more6 hr
Mar 3, 3:47 PM CSTSevere Thunderstorm WarningMOBClarke, Washington28 min
Mar 3, 5:15 PM CSTFlash Flood WarningMOBBaldwin, Butler, Choctaw, Clarke, Conecuh, Covington and 7 more6 hr

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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.