Alert archive / Mississippi / Severe Thunderstorm Warnings in 2003

Severe Thunderstorm Warning 175, NWS Mobile, AL

May 17, 2003Wayne County, Mississippi

NWS Mobile, AL issued this severe thunderstorm warning at May 17, 2003, 6:31 PM CDT for Wayne County, Mississippi. It was in force for 29 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 17, 2003, 6:31 PM CDT (23:31 UTC)
Expired: May 17, 2003, 7:00 PM CDT
In force: 29 min
Issued by: NWS Mobile, AL
Area: Counties, with a storm outline in the text

County Wayne County, MS

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 17, 3:00 PM CDT	Tornado Watch	SPC	5 hr

The nearest sounding before it

Jackson, MS (KJAN), launched 12:00Z, 11.5 hours before the alert went out and 121 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: 1346 J/kg
Mixed-layer CIN: -41 J/kg
Mixed-layer LCL: 648 m above ground
0-6 km bulk shear: 42 kt
0-1 km storm-relative helicity: 345 m²/s²
0-3 km storm-relative helicity: 339 m²/s²
Significant tornado parameter: 2.3
Supercell composite: 14.2

Open this sounding in Storm Lab

The text

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

000 
WUUS54 KMOB 172331 CCA
SVRMOB
MSC153-180000-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING ...CORRECTION...
NATIONAL WEATHER SERVICE MOBILE AL
623 PM CDT SAT MAY 17 2003

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  WAYNE COUNTY IN SOUTHEAST MISSISSIPPI

* UNTIL 700 PM CDT

* AT 623 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 10 MILES WEST OF EUCUTTA...MOVING EAST AT 30
  MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  EUCUTTA BY 635 PM CDT
  HIWANNEE BY 655 PM CDT

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 3186 8914 3169 8907 3181 8858 3203 8867

The office that day

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

Issued	Product	Office	Counties	Lasted
May 17, 12:49 PM CDT	Severe Thunderstorm Warning	MOB	Wayne	41 min
May 17, 6:23 PM CDT	Severe Thunderstorm Warning	MOB	Wayne	37 min
May 17, 6:44 PM CDT	Tornado Warning	MOB	Wayne	31 min

Nearby

Severe Thunderstorm Warnings in Mississippi, 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.