Alert archive / Alabama / Severe Thunderstorm Warnings in 2001

Severe Thunderstorm Warning 91, NWS Mobile, AL

May 2, 2001Mobile County, Alabama

NWS Mobile, AL issued this severe thunderstorm warning at May 2, 2001, 1:06 PM CDT for Mobile County, Alabama. It was in force for 39 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: May 2, 2001, 1:06 PM CDT (18:06 UTC)
Expired: May 2, 2001, 1:45 PM CDT
In force: 39 min
Issued by: NWS Mobile, AL
Area: Whole counties; the outline is the Mesonet’s reconstruction

County Mobile County, AL

What was reported inside it

Time	Report	Where	Remark
May 2, 1:10 PM CDT	Hail 1	Satsuma, AL

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 nearest sounding before it

Eglin AFB/Valpar, FL (KVPS), launched 12:00Z, 6.1 hours before the alert went out and 159 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: 1325 m above ground
0-6 km bulk shear: 24 kt
0-1 km storm-relative helicity: 66 m²/s²
0-3 km storm-relative helicity: 51 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

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

000 
WUUS54 KMOB 021807
SVRMOB
ALC097-021845-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOBILE AL
106 PM CDT WED MAY 2 2001

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  MOBILE COUNTY IN SOUTHWEST ALABAMA

* UNTIL 145 PM CDT

* AT 106 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM NEAR I65 AND US 43...MOVING NORTHWEST AT 10
  MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  SATSUMA BY 110 PM CDT
  CREOLA BY 115 PM CDT
  AXIS BY 120 PM CDT
  CELESTE...SALCO BY 130 PM CDT

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

LAT...LON 3076 8802 3088 8797 3114 8812 3097 8833

The office that day

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

Issued	Product	Office	Counties	Lasted
May 2, 1:07 PM CDT	Severe Thunderstorm Warning	MOB	Baldwin	23 min
May 2, 1:24 PM CDT	Severe Thunderstorm Warning	MOB	Clarke, Monroe	36 min
May 2, 2:03 PM CDT	Severe Thunderstorm Warning	MOB	Baldwin, Clarke, Washington	27 min
May 2, 2:23 PM CDT	Severe Thunderstorm Warning	MOB	Mobile	37 min
May 2, 2:29 PM CDT	Severe Thunderstorm Warning	MOB	Baldwin, Clarke, Monroe, Washington	31 min
May 2, 3:09 PM CDT	Severe Thunderstorm Warning	MOB	Conecuh, Escambia, Monroe	36 min

Nearby

Severe Thunderstorm Warnings in Alabama, 2001 Every 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.