Alert archive / Alabama / Severe Thunderstorm Warnings in 2003

Severe Thunderstorm Warning 129, NWS Mobile, AL

May 2, 2003Monroe County, Alabama

NWS Mobile, AL issued this severe thunderstorm warning at May 2, 2003, 6:47 PM CDT for Monroe County, Alabama. It was in force for 28 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: May 2, 2003, 6:47 PM CDT (23:47 UTC)
Expired: May 2, 2003, 7:15 PM CDT
In force: 28 min
Issued by: NWS Mobile, AL
Area: Counties, with a storm outline in the text

County Monroe County, AL

The radar

The Mobile radar (KMOB), 101 km from the middle of the area, began a volume at 23:47 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
May 2, 3:25 PM CDT	Severe Thunderstorm Watch	SPC	4 hr
May 2, 5:05 PM CDT	Tornado Watch	SPC	5 hr

The nearest sounding before it

Eglin AFB/Valpar, FL (KVPS), launched 12:00Z, 11.8 hours before the alert went out and 134 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: 1069 J/kg
Mixed-layer CIN: -128 J/kg
Mixed-layer LCL: 851 m above ground
0-6 km bulk shear: 20 kt
0-1 km storm-relative helicity: 23 m²/s²
0-3 km storm-relative helicity: 23 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.3

Open this sounding in Storm Lab

The text

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

000 
WUUS54 KMOB 022347
SVRMOB
ALC099-030015-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOBILE AL
647 PM CDT FRI MAY 2 2003

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A

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

* UNTIL 715 PM CDT

* AT 647 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 6 MILES NORTHWEST OF URIAH...MOVING SOUTHEAST
  AT 30 MPH.

* THE SEVERE STORM WILL REMAIN OVER MAINLY RURAL AREAS OF...
  SOUTHERN MONROE COUNTY.

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 3143 8751 3132 8738 3128 8742 3128 8748
          3124 8754 3131 8766

The office that day

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

Issued	Product	Office	Counties	Lasted
May 2, 2:48 PM CDT	Severe Thunderstorm Warning	MOB	Choctaw, Washington	57 min
May 2, 3:47 PM CDT	Severe Thunderstorm Warning	MOB	Washington	43 min
May 2, 4:18 PM CDT	Severe Thunderstorm Warning	MOB	Clarke	57 min
May 2, 4:37 PM CDT	Tornado Warning	MOB	Baldwin	53 min
May 2, 5:04 PM CDT	Severe Thunderstorm Warning	MOB	Monroe	56 min
May 2, 5:31 PM CDT	Tornado Warning	MOB	Baldwin	59 min
May 2, 5:57 PM CDT	Severe Thunderstorm Warning	MOB	Covington	33 min
May 2, 6:23 PM CDT	Severe Thunderstorm Warning	MOB	Butler, Wilcox	52 min
May 2, 6:25 PM CDT	Severe Thunderstorm Warning	MOB	Butler, Wilcox	50 min
May 2, 6:26 PM CDT	Severe Thunderstorm Warning	MOB	Butler, Wilcox	49 min
May 2, 6:33 PM CDT	Severe Thunderstorm Warning	MOB	Baldwin	42 min

Nearby

Severe Thunderstorm Warnings in Alabama, 2003 Every severe thunderstorm warning in 2003

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.