Alert archive / Mississippi / Severe Thunderstorm Warnings in 2003

Severe Thunderstorm Warning 264, NWS Mobile, AL

October 26, 2003Greene County, Mississippi

NWS Mobile, AL issued this severe thunderstorm warning at Oct 26, 2003, 4:26 AM CST for Greene County, Mississippi. It was in force for 34 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: Oct 26, 2003, 4:26 AM CST (10:26 UTC)
Expired: Oct 26, 2003, 5:00 AM CST
In force: 34 min
Issued by: NWS Mobile, AL
Area: Counties, with a storm outline in the text

County Greene County, MS

The radar

The Mobile radar (KMOB), 58 km from the middle of the area, began a volume at 10:27 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
Oct 26, 2:00 AM CST	Tornado Watch	SPC	5 hr

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 00:00Z, 10.4 hours before the alert went out and 149 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: 1569 J/kg
Mixed-layer CIN: -2 J/kg
Mixed-layer LCL: 767 m above ground
0-6 km bulk shear: 39 kt
0-1 km storm-relative helicity: 94 m²/s²
0-3 km storm-relative helicity: 95 m²/s²
Significant tornado parameter: 0.6
Supercell composite: 7.4

Open this sounding in Storm Lab

The text

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

000 
WUUS54 KMOB 261026
SVRMOB
MSC041-261100-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOBILE AL
425 AM CST SUN OCT 26 2003

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A

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

* UNTIL 500 AM CST

* AT 425 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
A   SEVERE THUNDERSTORM 3 MILES SOUTH OF PISGAH...MOVING NORTHEAST 
AT 15   MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  ROUNSAVILLE BY 430 AM CST

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 3121 8859 3101 8859 3101 8843 3123 8844

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Oct 26, 2:52 AM CST	Severe Thunderstorm Warning	MOB	Perry, Stone	38 min
Oct 26, 3:47 AM CST	Severe Thunderstorm Warning	MOB	Greene	28 min
Oct 26, 3:56 AM CST	Severe Thunderstorm Warning	MOB	George	34 min
Oct 26, 4:08 AM CST	Tornado Warning	MOB	Greene	22 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; radar from the NEXRAD Level II archive.