Alert archive / Mississippi / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 310, NWS Jackson, MS

April 24, 2000Covington County, Jefferson Davis County, Simpson County, Mississippi

NWS Jackson, MS issued this severe thunderstorm warning at Apr 24, 2000, 1:15 AM CDT for Covington County, Jefferson Davis County, Simpson County, Mississippi. It was in force for 30 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Apr 24, 2000, 1:15 AM CDT (06:15 UTC)
Expired: Apr 24, 2000, 1:45 AM CDT
In force: 30 min
Issued by: NWS Jackson, MS
Area: Whole counties

Counties Covington County, MS, Jefferson Davis County, MS, Simpson 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
Apr 23, 10:45 PM CDT	Severe Thunderstorm Watch	SPC	4 hr

The nearest sounding before it

Jackson, MS (KJAN), launched 00:00Z, 6.3 hours before the alert went out and 75 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: 30 J/kg
Mixed-layer CIN: -213 J/kg
Mixed-layer LCL: 834 m above ground
0-6 km bulk shear: 66 kt
0-1 km storm-relative helicity: 396 m²/s²
0-3 km storm-relative helicity: 517 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.1

Open this sounding in Storm Lab

The text

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

000 
WUUS54 KJAN 240616
SVRJAN
MSC031-065-127-240645-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE JACKSON MS
115 AM CDT MON APR 24 2000

THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  JEFFERSON DAVIS COUNTY IN SOUTH CENTRAL MISSISSIPPI
  COVINGTON COUNTY IN SOUTHEAST MISSISSIPPI
  SIMPSON COUNTY IN CENTRAL MISSISSIPPI

* UNTIL 145 AM CDT

* AT 115 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 7 MILES SOUTHWEST OF MAGEE...MOVING EAST AT 35
  MPH.

* THE SEVERE THUNDERSTORM WILL BE...
  NEAR MOUNT OLIVE AT 125 AM CDT

HAIL...DAMAGING WINDS AND TORRENTIAL RAIN ARE EXPECTED WITH THIS 
STORM. TAKE COVER IN A SUBSTANTIAL SHELTER WHILE THE STORM PASSES.

74

The office that day

Everything else NWS Jackson, MS issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Apr 23, 10:47 PM CDT	Tornado Warning	JAN	Adams	43 min
Apr 23, 10:57 PM CDT	Severe Thunderstorm Warning	JAN	Claiborne, Jefferson	48 min
Apr 23, 11:16 PM CDT	Severe Thunderstorm Warning	JAN	Franklin	44 min
Apr 23, 11:45 PM CDT	Severe Thunderstorm Warning	JAN	Copiah	45 min
Apr 24, 12:11 AM CDT	Severe Thunderstorm Warning	JAN	Lincoln	34 min
Apr 24, 12:30 AM CDT	Severe Thunderstorm Warning	JAN	Copiah	30 min
Apr 24, 12:36 AM CDT	Severe Thunderstorm Warning	JAN	Lawrence, Simpson	39 min
Apr 24, 1:09 AM CDT	Severe Thunderstorm Warning	JAN	Marion	51 min
Apr 24, 1:48 AM CDT	Severe Thunderstorm Warning	JAN	Jasper, Jones, Smith	42 min
Apr 24, 1:57 AM CDT	Severe Thunderstorm Warning	JAN	Lamar	33 min
Apr 24, 2:15 AM CDT	Severe Thunderstorm Warning	JAN	Forrest	45 min

Nearby

Severe Thunderstorm Warnings in Mississippi, 2000 Every severe thunderstorm warning in 2000

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.